path: root/1160_linux-4.14.161.patch

diff --git a/Makefile b/Makefile
index f011cb69545f..6b4528888a75 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0
 VERSION = 4
 PATCHLEVEL = 14
-SUBLEVEL = 160
+SUBLEVEL = 161
 EXTRAVERSION =
 NAME = Petit Gorille
 
diff --git a/arch/arm64/kernel/psci.c b/arch/arm64/kernel/psci.c
index e8edbf13302a..3856d51c645b 100644
--- a/arch/arm64/kernel/psci.c
+++ b/arch/arm64/kernel/psci.c
@@ -84,7 +84,8 @@ static void cpu_psci_cpu_die(unsigned int cpu)
 
 static int cpu_psci_cpu_kill(unsigned int cpu)
 {
-	int err, i;
+	int err;
+	unsigned long start, end;
 
 	if (!psci_ops.affinity_info)
 		return 0;
@@ -94,16 +95,18 @@ static int cpu_psci_cpu_kill(unsigned int cpu)
 	 * while it is dying. So, try again a few times.
 	 */
 
-	for (i = 0; i < 10; i++) {
+	start = jiffies;
+	end = start + msecs_to_jiffies(100);
+	do {
 		err = psci_ops.affinity_info(cpu_logical_map(cpu), 0);
 		if (err == PSCI_0_2_AFFINITY_LEVEL_OFF) {
-			pr_info("CPU%d killed.\n", cpu);
+			pr_info("CPU%d killed (polled %d ms)\n", cpu,
+				jiffies_to_msecs(jiffies - start));
 			return 0;
 		}
 
-		msleep(10);
-		pr_info("Retrying again to check for CPU kill\n");
-	}
+		usleep_range(100, 1000);
+	} while (time_before(jiffies, end));
 
 	pr_warn("CPU%d may not have shut down cleanly (AFFINITY_INFO reports %d)\n",
 			cpu, err);
diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c
index cfbf7bd0dfba..32ae5c9daac4 100644
--- a/arch/arm64/kvm/sys_regs.c
+++ b/arch/arm64/kvm/sys_regs.c
@@ -1785,8 +1785,11 @@ static const struct sys_reg_desc *index_to_sys_reg_desc(struct kvm_vcpu *vcpu,
 	if ((id & KVM_REG_ARM_COPROC_MASK) != KVM_REG_ARM64_SYSREG)
 		return NULL;
 
+	if (!index_to_params(id, &params))
+		return NULL;
+
 	table = get_target_table(vcpu->arch.target, true, &num);
-	r = find_reg_by_id(id, &params, table, num);
+	r = find_reg(&params, table, num);
 	if (!r)
 		r = find_reg(&params, sys_reg_descs, ARRAY_SIZE(sys_reg_descs));
 
diff --git a/arch/mips/include/asm/pgtable-64.h b/arch/mips/include/asm/pgtable-64.h
index a2252c2a9ded..d0b9912fb63f 100644
--- a/arch/mips/include/asm/pgtable-64.h
+++ b/arch/mips/include/asm/pgtable-64.h
@@ -18,10 +18,12 @@
 #include <asm/fixmap.h>
 
 #define __ARCH_USE_5LEVEL_HACK
-#if defined(CONFIG_PAGE_SIZE_64KB) && !defined(CONFIG_MIPS_VA_BITS_48)
+#if CONFIG_PGTABLE_LEVELS == 2
 #include <asm-generic/pgtable-nopmd.h>
-#elif !(defined(CONFIG_PAGE_SIZE_4KB) && defined(CONFIG_MIPS_VA_BITS_48))
+#elif CONFIG_PGTABLE_LEVELS == 3
 #include <asm-generic/pgtable-nopud.h>
+#else
+#include <asm-generic/5level-fixup.h>
 #endif
 
 /*
@@ -222,6 +224,9 @@ static inline unsigned long pgd_page_vaddr(pgd_t pgd)
 	return pgd_val(pgd);
 }
 
+#define pgd_phys(pgd)		virt_to_phys((void *)pgd_val(pgd))
+#define pgd_page(pgd)		(pfn_to_page(pgd_phys(pgd) >> PAGE_SHIFT))
+
 static inline pud_t *pud_offset(pgd_t *pgd, unsigned long address)
 {
 	return (pud_t *)pgd_page_vaddr(*pgd) + pud_index(address);
diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
index 0ce8b0e5d7ba..207ba53a500b 100644
--- a/arch/powerpc/kernel/irq.c
+++ b/arch/powerpc/kernel/irq.c
@@ -561,8 +561,6 @@ void __do_irq(struct pt_regs *regs)
 
 	trace_irq_entry(regs);
 
-	check_stack_overflow();
-
 	/*
 	 * Query the platform PIC for the interrupt & ack it.
 	 *
@@ -594,6 +592,8 @@ void do_IRQ(struct pt_regs *regs)
 	irqtp = hardirq_ctx[raw_smp_processor_id()];
 	sirqtp = softirq_ctx[raw_smp_processor_id()];
 
+	check_stack_overflow();
+
 	/* Already there ? */
 	if (unlikely(curtp == irqtp || curtp == sirqtp)) {
 		__do_irq(regs);
diff --git a/arch/s390/include/asm/pgalloc.h b/arch/s390/include/asm/pgalloc.h
index bbe99cb8219d..11857fea993c 100644
--- a/arch/s390/include/asm/pgalloc.h
+++ b/arch/s390/include/asm/pgalloc.h
@@ -70,7 +70,12 @@ static inline p4d_t *p4d_alloc_one(struct mm_struct *mm, unsigned long address)
 		crst_table_init(table, _REGION2_ENTRY_EMPTY);
 	return (p4d_t *) table;
 }
-#define p4d_free(mm, p4d) crst_table_free(mm, (unsigned long *) p4d)
+
+static inline void p4d_free(struct mm_struct *mm, p4d_t *p4d)
+{
+	if (!mm_p4d_folded(mm))
+		crst_table_free(mm, (unsigned long *) p4d);
+}
 
 static inline pud_t *pud_alloc_one(struct mm_struct *mm, unsigned long address)
 {
@@ -79,7 +84,12 @@ static inline pud_t *pud_alloc_one(struct mm_struct *mm, unsigned long address)
 		crst_table_init(table, _REGION3_ENTRY_EMPTY);
 	return (pud_t *) table;
 }
-#define pud_free(mm, pud) crst_table_free(mm, (unsigned long *) pud)
+
+static inline void pud_free(struct mm_struct *mm, pud_t *pud)
+{
+	if (!mm_pud_folded(mm))
+		crst_table_free(mm, (unsigned long *) pud);
+}
 
 static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long vmaddr)
 {
@@ -97,6 +107,8 @@ static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long vmaddr)
 
 static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd)
 {
+	if (mm_pmd_folded(mm))
+		return;
 	pgtable_pmd_page_dtor(virt_to_page(pmd));
 	crst_table_free(mm, (unsigned long *) pmd);
 }
diff --git a/arch/s390/include/asm/timex.h b/arch/s390/include/asm/timex.h
index 64539c221672..2dc9eb4e1acc 100644
--- a/arch/s390/include/asm/timex.h
+++ b/arch/s390/include/asm/timex.h
@@ -10,8 +10,9 @@
 #ifndef _ASM_S390_TIMEX_H
 #define _ASM_S390_TIMEX_H
 
-#include <asm/lowcore.h>
+#include <linux/preempt.h>
 #include <linux/time64.h>
+#include <asm/lowcore.h>
 
 /* The value of the TOD clock for 1.1.1970. */
 #define TOD_UNIX_EPOCH 0x7d91048bca000000ULL
@@ -186,15 +187,18 @@ extern unsigned char tod_clock_base[16] __aligned(8);
 /**
  * get_clock_monotonic - returns current time in clock rate units
  *
- * The caller must ensure that preemption is disabled.
  * The clock and tod_clock_base get changed via stop_machine.
- * Therefore preemption must be disabled when calling this
- * function, otherwise the returned value is not guaranteed to
- * be monotonic.
+ * Therefore preemption must be disabled, otherwise the returned
+ * value is not guaranteed to be monotonic.
  */
 static inline unsigned long long get_tod_clock_monotonic(void)
 {
-	return get_tod_clock() - *(unsigned long long *) &tod_clock_base[1];
+	unsigned long long tod;
+
+	preempt_disable_notrace();
+	tod = get_tod_clock() - *(unsigned long long *) &tod_clock_base[1];
+	preempt_enable_notrace();
+	return tod;
 }
 
 /**
diff --git a/arch/s390/kernel/dis.c b/arch/s390/kernel/dis.c
index 2394557653d5..6d154069c962 100644
--- a/arch/s390/kernel/dis.c
+++ b/arch/s390/kernel/dis.c
@@ -1930,10 +1930,11 @@ static int print_insn(char *buffer, unsigned char *code, unsigned long addr)
 				ptr += sprintf(ptr, "%%c%i", value);
 			else if (operand->flags & OPERAND_VR)
 				ptr += sprintf(ptr, "%%v%i", value);
-			else if (operand->flags & OPERAND_PCREL)
-				ptr += sprintf(ptr, "%lx", (signed int) value
-								      + addr);
-			else if (operand->flags & OPERAND_SIGNED)
+			else if (operand->flags & OPERAND_PCREL) {
+				void *pcrel = (void *)((int)value + addr);
+
+				ptr += sprintf(ptr, "%px", pcrel);
+			} else if (operand->flags & OPERAND_SIGNED)
 				ptr += sprintf(ptr, "%i", value);
 			else
 				ptr += sprintf(ptr, "%u", value);
@@ -2005,7 +2006,7 @@ void show_code(struct pt_regs *regs)
 		else
 			*ptr++ = ' ';
 		addr = regs->psw.addr + start - 32;
-		ptr += sprintf(ptr, "%016lx: ", addr);
+		ptr += sprintf(ptr, "%px: ", (void *)addr);
 		if (start + opsize >= end)
 			break;
 		for (i = 0; i < opsize; i++)
@@ -2033,7 +2034,7 @@ void print_fn_code(unsigned char *code, unsigned long len)
 		opsize = insn_length(*code);
 		if (opsize > len)
 			break;
-		ptr += sprintf(ptr, "%p: ", code);
+		ptr += sprintf(ptr, "%px: ", code);
 		for (i = 0; i < opsize; i++)
 			ptr += sprintf(ptr, "%02x", code[i]);
 		*ptr++ = '\t';
diff --git a/arch/sh/include/cpu-sh4/cpu/sh7734.h b/arch/sh/include/cpu-sh4/cpu/sh7734.h
index 96f0246ad2f2..82b63208135a 100644
--- a/arch/sh/include/cpu-sh4/cpu/sh7734.h
+++ b/arch/sh/include/cpu-sh4/cpu/sh7734.h
@@ -134,7 +134,7 @@ enum {
 	GPIO_FN_EX_WAIT1, GPIO_FN_SD1_DAT0_A, GPIO_FN_DREQ2, GPIO_FN_CAN1_TX_C,
 		GPIO_FN_ET0_LINK_C, GPIO_FN_ET0_ETXD5_A,
 	GPIO_FN_EX_WAIT0, GPIO_FN_TCLK1_B,
-	GPIO_FN_RD_WR, GPIO_FN_TCLK0,
+	GPIO_FN_RD_WR, GPIO_FN_TCLK0, GPIO_FN_CAN_CLK_B, GPIO_FN_ET0_ETXD4,
 	GPIO_FN_EX_CS5, GPIO_FN_SD1_CMD_A, GPIO_FN_ATADIR, GPIO_FN_QSSL_B,
 		GPIO_FN_ET0_ETXD3_A,
 	GPIO_FN_EX_CS4, GPIO_FN_SD1_WP_A, GPIO_FN_ATAWR, GPIO_FN_QMI_QIO1_B,
diff --git a/arch/x86/include/asm/crash.h b/arch/x86/include/asm/crash.h
index a7adb2bfbf0b..6b8ad6fa3979 100644
--- a/arch/x86/include/asm/crash.h
+++ b/arch/x86/include/asm/crash.h
@@ -2,6 +2,8 @@
 #ifndef _ASM_X86_CRASH_H
 #define _ASM_X86_CRASH_H
 
+struct kimage;
+
 int crash_load_segments(struct kimage *image);
 int crash_copy_backup_region(struct kimage *image);
 int crash_setup_memmap_entries(struct kimage *image,
diff --git a/arch/x86/include/asm/fixmap.h b/arch/x86/include/asm/fixmap.h
index 6390bd8c141b..5e12b2319d7a 100644
--- a/arch/x86/include/asm/fixmap.h
+++ b/arch/x86/include/asm/fixmap.h
@@ -159,7 +159,7 @@ extern pte_t *kmap_pte;
 extern pte_t *pkmap_page_table;
 
 void __native_set_fixmap(enum fixed_addresses idx, pte_t pte);
-void native_set_fixmap(enum fixed_addresses idx,
+void native_set_fixmap(unsigned /* enum fixed_addresses */ idx,
 		       phys_addr_t phys, pgprot_t flags);
 
 #ifndef CONFIG_PARAVIRT
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index 566b7bc5deaa..2271adbc3c42 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -1690,9 +1690,10 @@ static bool io_apic_level_ack_pending(struct mp_chip_data *data)
 
 static inline bool ioapic_irqd_mask(struct irq_data *data)
 {
-	/* If we are moving the irq we need to mask it */
+	/* If we are moving the IRQ we need to mask it */
 	if (unlikely(irqd_is_setaffinity_pending(data))) {
-		mask_ioapic_irq(data);
+		if (!irqd_irq_masked(data))
+			mask_ioapic_irq(data);
 		return true;
 	}
 	return false;
@@ -1729,7 +1730,9 @@ static inline void ioapic_irqd_unmask(struct irq_data *data, bool masked)
 		 */
 		if (!io_apic_level_ack_pending(data->chip_data))
 			irq_move_masked_irq(data);
-		unmask_ioapic_irq(data);
+		/* If the IRQ is masked in the core, leave it: */
+		if (!irqd_irq_masked(data))
+			unmask_ioapic_irq(data);
 	}
 }
 #else
diff --git a/arch/x86/kernel/cpu/mcheck/mce_amd.c b/arch/x86/kernel/cpu/mcheck/mce_amd.c
index b434780ae680..a8f47697276b 100644
--- a/arch/x86/kernel/cpu/mcheck/mce_amd.c
+++ b/arch/x86/kernel/cpu/mcheck/mce_amd.c
@@ -228,10 +228,10 @@ static void smca_configure(unsigned int bank, unsigned int cpu)
 	}
 
 	/* Return early if this bank was already initialized. */
-	if (smca_banks[bank].hwid)
+	if (smca_banks[bank].hwid && smca_banks[bank].hwid->hwid_mcatype != 0)
 		return;
 
-	if (rdmsr_safe_on_cpu(cpu, MSR_AMD64_SMCA_MCx_IPID(bank), &low, &high)) {
+	if (rdmsr_safe(MSR_AMD64_SMCA_MCx_IPID(bank), &low, &high)) {
 		pr_warn("Failed to read MCA_IPID for bank %d\n", bank);
 		return;
 	}
diff --git a/arch/x86/kernel/cpu/mcheck/therm_throt.c b/arch/x86/kernel/cpu/mcheck/therm_throt.c
index ee229ceee745..ec6a07b04fdb 100644
--- a/arch/x86/kernel/cpu/mcheck/therm_throt.c
+++ b/arch/x86/kernel/cpu/mcheck/therm_throt.c
@@ -185,7 +185,7 @@ static void therm_throt_process(bool new_event, int event, int level)
 	/* if we just entered the thermal event */
 	if (new_event) {
 		if (event == THERMAL_THROTTLING_EVENT)
-			pr_crit("CPU%d: %s temperature above threshold, cpu clock throttled (total events = %lu)\n",
+			pr_warn("CPU%d: %s temperature above threshold, cpu clock throttled (total events = %lu)\n",
 				this_cpu,
 				level == CORE_LEVEL ? "Core" : "Package",
 				state->count);
diff --git a/arch/x86/lib/x86-opcode-map.txt b/arch/x86/lib/x86-opcode-map.txt
index e0b85930dd77..0a0e9112f284 100644
--- a/arch/x86/lib/x86-opcode-map.txt
+++ b/arch/x86/lib/x86-opcode-map.txt
@@ -333,7 +333,7 @@ AVXcode: 1
 06: CLTS
 07: SYSRET (o64)
 08: INVD
-09: WBINVD
+09: WBINVD | WBNOINVD (F3)
 0a:
 0b: UD2 (1B)
 0c:
@@ -364,7 +364,7 @@ AVXcode: 1
 # a ModR/M byte.
 1a: BNDCL Gv,Ev (F3) | BNDCU Gv,Ev (F2) | BNDMOV Gv,Ev (66) | BNDLDX Gv,Ev
 1b: BNDCN Gv,Ev (F2) | BNDMOV Ev,Gv (66) | BNDMK Gv,Ev (F3) | BNDSTX Ev,Gv
-1c:
+1c: Grp20 (1A),(1C)
 1d:
 1e:
 1f: NOP Ev
@@ -792,6 +792,8 @@ f3: Grp17 (1A)
 f5: BZHI Gy,Ey,By (v) | PEXT Gy,By,Ey (F3),(v) | PDEP Gy,By,Ey (F2),(v)
 f6: ADCX Gy,Ey (66) | ADOX Gy,Ey (F3) | MULX By,Gy,rDX,Ey (F2),(v)
 f7: BEXTR Gy,Ey,By (v) | SHLX Gy,Ey,By (66),(v) | SARX Gy,Ey,By (F3),(v) | SHRX Gy,Ey,By (F2),(v)
+f8: MOVDIR64B Gv,Mdqq (66) | ENQCMD Gv,Mdqq (F2) | ENQCMDS Gv,Mdqq (F3)
+f9: MOVDIRI My,Gy
 EndTable
 
 Table: 3-byte opcode 2 (0x0f 0x3a)
@@ -943,9 +945,9 @@ GrpTable: Grp6
 EndTable
 
 GrpTable: Grp7
-0: SGDT Ms | VMCALL (001),(11B) | VMLAUNCH (010),(11B) | VMRESUME (011),(11B) | VMXOFF (100),(11B)
-1: SIDT Ms | MONITOR (000),(11B) | MWAIT (001),(11B) | CLAC (010),(11B) | STAC (011),(11B)
-2: LGDT Ms | XGETBV (000),(11B) | XSETBV (001),(11B) | VMFUNC (100),(11B) | XEND (101)(11B) | XTEST (110)(11B)
+0: SGDT Ms | VMCALL (001),(11B) | VMLAUNCH (010),(11B) | VMRESUME (011),(11B) | VMXOFF (100),(11B) | PCONFIG (101),(11B) | ENCLV (000),(11B)
+1: SIDT Ms | MONITOR (000),(11B) | MWAIT (001),(11B) | CLAC (010),(11B) | STAC (011),(11B) | ENCLS (111),(11B)
+2: LGDT Ms | XGETBV (000),(11B) | XSETBV (001),(11B) | VMFUNC (100),(11B) | XEND (101)(11B) | XTEST (110)(11B) | ENCLU (111),(11B)
 3: LIDT Ms
 4: SMSW Mw/Rv
 5: rdpkru (110),(11B) | wrpkru (111),(11B)
@@ -1020,7 +1022,7 @@ GrpTable: Grp15
 3: vstmxcsr Md (v1) | WRGSBASE Ry (F3),(11B)
 4: XSAVE | ptwrite Ey (F3),(11B)
 5: XRSTOR | lfence (11B)
-6: XSAVEOPT | clwb (66) | mfence (11B)
+6: XSAVEOPT | clwb (66) | mfence (11B) | TPAUSE Rd (66),(11B) | UMONITOR Rv (F3),(11B) | UMWAIT Rd (F2),(11B)
 7: clflush | clflushopt (66) | sfence (11B)
 EndTable
 
@@ -1051,6 +1053,10 @@ GrpTable: Grp19
 6: vscatterpf1qps/d Wx (66),(ev)
 EndTable
 
+GrpTable: Grp20
+0: cldemote Mb
+EndTable
+
 # AMD's Prefetch Group
 GrpTable: GrpP
 0: PREFETCH
diff --git a/arch/x86/mm/pgtable.c b/arch/x86/mm/pgtable.c
index b4fd36271f90..55338b392221 100644
--- a/arch/x86/mm/pgtable.c
+++ b/arch/x86/mm/pgtable.c
@@ -590,8 +590,8 @@ void __native_set_fixmap(enum fixed_addresses idx, pte_t pte)
 	fixmaps_set++;
 }
 
-void native_set_fixmap(enum fixed_addresses idx, phys_addr_t phys,
-		       pgprot_t flags)
+void native_set_fixmap(unsigned /* enum fixed_addresses */ idx,
+		       phys_addr_t phys, pgprot_t flags)
 {
 	__native_set_fixmap(idx, pfn_pte(phys >> PAGE_SHIFT, flags));
 }
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index cbb162b683b6..08f67c109429 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -6676,6 +6676,9 @@ void ata_host_detach(struct ata_host *host)
 {
 	int i;
 
+	/* Ensure ata_port probe has completed */
+	async_synchronize_full();
+
 	for (i = 0; i < host->n_ports; i++)
 		ata_port_detach(host->ports[i]);
 
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index ec61dd873c93..453e3728e657 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -414,18 +414,20 @@ out_free_page:
 	return ret;
 }
 
-static int lo_discard(struct loop_device *lo, struct request *rq, loff_t pos)
+static int lo_fallocate(struct loop_device *lo, struct request *rq, loff_t pos,
+			int mode)
 {
 	/*
-	 * We use punch hole to reclaim the free space used by the
-	 * image a.k.a. discard. However we do not support discard if
-	 * encryption is enabled, because it may give an attacker
-	 * useful information.
+	 * We use fallocate to manipulate the space mappings used by the image
+	 * a.k.a. discard/zerorange. However we do not support this if
+	 * encryption is enabled, because it may give an attacker useful
+	 * information.
 	 */
 	struct file *file = lo->lo_backing_file;
-	int mode = FALLOC_FL_PUNCH_HOLE | FALLOC_FL_KEEP_SIZE;
 	int ret;
 
+	mode |= FALLOC_FL_KEEP_SIZE;
+
 	if ((!file->f_op->fallocate) || lo->lo_encrypt_key_size) {
 		ret = -EOPNOTSUPP;
 		goto out;
@@ -565,9 +567,17 @@ static int do_req_filebacked(struct loop_device *lo, struct request *rq)
 	switch (req_op(rq)) {
 	case REQ_OP_FLUSH:
 		return lo_req_flush(lo, rq);
-	case REQ_OP_DISCARD:
 	case REQ_OP_WRITE_ZEROES:
-		return lo_discard(lo, rq, pos);
+		/*
+		 * If the caller doesn't want deallocation, call zeroout to
+		 * write zeroes the range.  Otherwise, punch them out.
+		 */
+		return lo_fallocate(lo, rq, pos,
+			(rq->cmd_flags & REQ_NOUNMAP) ?
+				FALLOC_FL_ZERO_RANGE :
+				FALLOC_FL_PUNCH_HOLE);
+	case REQ_OP_DISCARD:
+		return lo_fallocate(lo, rq, pos, FALLOC_FL_PUNCH_HOLE);
 	case REQ_OP_WRITE:
 		if (lo->transfer)
 			return lo_write_transfer(lo, rq, pos);
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 929bd255a290..4c661ad91e7d 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -1234,10 +1234,10 @@ static int nbd_start_device_ioctl(struct nbd_device *nbd, struct block_device *b
 	mutex_unlock(&nbd->config_lock);
 	ret = wait_event_interruptible(config->recv_wq,
 					 atomic_read(&config->recv_threads) == 0);
-	if (ret) {
+	if (ret)
 		sock_shutdown(nbd);
-		flush_workqueue(nbd->recv_workq);
-	}
+	flush_workqueue(nbd->recv_workq);
+
 	mutex_lock(&nbd->config_lock);
 	bd_set_size(bdev, 0);
 	/* user requested, ignore socket errors */
diff --git a/drivers/char/hw_random/omap3-rom-rng.c b/drivers/char/hw_random/omap3-rom-rng.c
index 38b719017186..648e39ce6bd9 100644
--- a/drivers/char/hw_random/omap3-rom-rng.c
+++ b/drivers/char/hw_random/omap3-rom-rng.c
@@ -121,7 +121,8 @@ static int omap3_rom_rng_remove(struct platform_device *pdev)
 {
 	cancel_delayed_work_sync(&idle_work);
 	hwrng_unregister(&omap3_rom_rng_ops);
-	clk_disable_unprepare(rng_clk);
+	if (!rng_idle)
+		clk_disable_unprepare(rng_clk);
 	return 0;
 }
 
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 480e8c13567c..c798a1233e6a 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -2475,6 +2475,13 @@ int cpufreq_register_driver(struct cpufreq_driver *driver_data)
 	if (cpufreq_disabled())
 		return -ENODEV;
 
+	/*
+	 * The cpufreq core depends heavily on the availability of device
+	 * structure, make sure they are available before proceeding further.
+	 */
+	if (!get_cpu_device(0))
+		return -EPROBE_DEFER;
+
 	if (!driver_data || !driver_data->verify || !driver_data->init ||
 	    !(driver_data->setpolicy || driver_data->target_index ||
 		    driver_data->target) ||
diff --git a/drivers/crypto/sunxi-ss/sun4i-ss-cipher.c b/drivers/crypto/sunxi-ss/sun4i-ss-cipher.c
index 5cf64746731a..22e491857925 100644
--- a/drivers/crypto/sunxi-ss/sun4i-ss-cipher.c
+++ b/drivers/crypto/sunxi-ss/sun4i-ss-cipher.c
@@ -81,7 +81,8 @@ static int sun4i_ss_opti_poll(struct skcipher_request *areq)
 	oi = 0;
 	oo = 0;
 	do {
-		todo = min3(rx_cnt, ileft, (mi.length - oi) / 4);
+		todo = min(rx_cnt, ileft);
+		todo = min_t(size_t, todo, (mi.length - oi) / 4);
 		if (todo) {
 			ileft -= todo;
 			writesl(ss->base + SS_RXFIFO, mi.addr + oi, todo);
@@ -96,7 +97,8 @@ static int sun4i_ss_opti_poll(struct skcipher_request *areq)
 		rx_cnt = SS_RXFIFO_SPACES(spaces);
 		tx_cnt = SS_TXFIFO_SPACES(spaces);
 
-		todo = min3(tx_cnt, oleft, (mo.length - oo) / 4);
+		todo = min(tx_cnt, oleft);
+		todo = min_t(size_t, todo, (mo.length - oo) / 4);
 		if (todo) {
 			oleft -= todo;
 			readsl(ss->base + SS_TXFIFO, mo.addr + oo, todo);
@@ -220,7 +222,8 @@ static int sun4i_ss_cipher_poll(struct skcipher_request *areq)
 			 * todo is the number of consecutive 4byte word that we
 			 * can read from current SG
 			 */
-			todo = min3(rx_cnt, ileft / 4, (mi.length - oi) / 4);
+			todo = min(rx_cnt, ileft / 4);
+			todo = min_t(size_t, todo, (mi.length - oi) / 4);
 			if (todo && !ob) {
 				writesl(ss->base + SS_RXFIFO, mi.addr + oi,
 					todo);
@@ -234,8 +237,8 @@ static int sun4i_ss_cipher_poll(struct skcipher_request *areq)
 				 * we need to be able to write all buf in one
 				 * pass, so it is why we min() with rx_cnt
 				 */
-				todo = min3(rx_cnt * 4 - ob, ileft,
-					    mi.length - oi);
+				todo = min(rx_cnt * 4 - ob, ileft);
+				todo = min_t(size_t, todo, mi.length - oi);
 				memcpy(buf + ob, mi.addr + oi, todo);
 				ileft -= todo;
 				oi += todo;
@@ -255,7 +258,8 @@ static int sun4i_ss_cipher_poll(struct skcipher_request *areq)
 		spaces = readl(ss->base + SS_FCSR);
 		rx_cnt = SS_RXFIFO_SPACES(spaces);
 		tx_cnt = SS_TXFIFO_SPACES(spaces);
-		dev_dbg(ss->dev, "%x %u/%u %u/%u cnt=%u %u/%u %u/%u cnt=%u %u\n",
+		dev_dbg(ss->dev,
+			"%x %u/%zu %u/%u cnt=%u %u/%zu %u/%u cnt=%u %u\n",
 			mode,
 			oi, mi.length, ileft, areq->cryptlen, rx_cnt,
 			oo, mo.length, oleft, areq->cryptlen, tx_cnt, ob);
@@ -263,7 +267,8 @@ static int sun4i_ss_cipher_poll(struct skcipher_request *areq)
 		if (!tx_cnt)
 			continue;
 		/* todo in 4bytes word */
-		todo = min3(tx_cnt, oleft / 4, (mo.length - oo) / 4);
+		todo = min(tx_cnt, oleft / 4);
+		todo = min_t(size_t, todo, (mo.length - oo) / 4);
 		if (todo) {
 			readsl(ss->base + SS_TXFIFO, mo.addr + oo, todo);
 			oleft -= todo * 4;
@@ -287,7 +292,8 @@ static int sun4i_ss_cipher_poll(struct skcipher_request *areq)
 				 * no more than remaining buffer
 				 * no need to test against oleft
 				 */
-				todo = min(mo.length - oo, obl - obo);
+				todo = min_t(size_t,
+					     mo.length - oo, obl - obo);
 				memcpy(mo.addr + oo, bufo + obo, todo);
 				oleft -= todo;
 				obo += todo;
diff --git a/drivers/crypto/sunxi-ss/sun4i-ss-hash.c b/drivers/crypto/sunxi-ss/sun4i-ss-hash.c
index f6936bb3b7be..1a724263761b 100644
--- a/drivers/crypto/sunxi-ss/sun4i-ss-hash.c
+++ b/drivers/crypto/sunxi-ss/sun4i-ss-hash.c
@@ -276,8 +276,8 @@ static int sun4i_hash(struct ahash_request *areq)
 			 */
 			while (op->len < 64 && i < end) {
 				/* how many bytes we can read from current SG */
-				in_r = min3(mi.length - in_i, end - i,
-					    64 - op->len);
+				in_r = min(end - i, 64 - op->len);
+				in_r = min_t(size_t, mi.length - in_i, in_r);
 				memcpy(op->buf + op->len, mi.addr + in_i, in_r);
 				op->len += in_r;
 				i += in_r;
@@ -297,8 +297,8 @@ static int sun4i_hash(struct ahash_request *areq)
 		}
 		if (mi.length - in_i > 3 && i < end) {
 			/* how many bytes we can read from current SG */
-			in_r = min3(mi.length - in_i, areq->nbytes - i,
-				    ((mi.length - in_i) / 4) * 4);
+			in_r = min_t(size_t, mi.length - in_i, areq->nbytes - i);
+			in_r = min_t(size_t, ((mi.length - in_i) / 4) * 4, in_r);
 			/* how many bytes we can write in the device*/
 			todo = min3((u32)(end - i) / 4, rx_cnt, (u32)in_r / 4);
 			writesl(ss->base + SS_RXFIFO, mi.addr + in_i, todo);
@@ -324,8 +324,8 @@ static int sun4i_hash(struct ahash_request *areq)
 	if ((areq->nbytes - i) < 64) {
 		while (i < areq->nbytes && in_i < mi.length && op->len < 64) {
 			/* how many bytes we can read from current SG */
-			in_r = min3(mi.length - in_i, areq->nbytes - i,
-				    64 - op->len);
+			in_r = min(areq->nbytes - i, 64 - op->len);
+			in_r = min_t(size_t, mi.length - in_i, in_r);
 			memcpy(op->buf + op->len, mi.addr + in_i, in_r);
 			op->len += in_r;
 			i += in_r;
diff --git a/drivers/crypto/virtio/virtio_crypto_algs.c b/drivers/crypto/virtio/virtio_crypto_algs.c
index 5035b0dc1e40..e2231a1a05a1 100644
--- a/drivers/crypto/virtio/virtio_crypto_algs.c
+++ b/drivers/crypto/virtio/virtio_crypto_algs.c
@@ -110,8 +110,6 @@ virtio_crypto_alg_validate_key(int key_len, uint32_t *alg)
 		*alg = VIRTIO_CRYPTO_CIPHER_AES_CBC;
 		break;
 	default:
-		pr_err("virtio_crypto: Unsupported key length: %d\n",
-			key_len);
 		return -EINVAL;
 	}
 	return 0;
@@ -485,6 +483,11 @@ static int virtio_crypto_ablkcipher_encrypt(struct ablkcipher_request *req)
 	/* Use the first data virtqueue as default */
 	struct data_queue *data_vq = &vcrypto->data_vq[0];
 
+	if (!req->nbytes)
+		return 0;
+	if (req->nbytes % AES_BLOCK_SIZE)
+		return -EINVAL;
+
 	vc_req->dataq = data_vq;
 	vc_req->alg_cb = virtio_crypto_dataq_sym_callback;
 	vc_sym_req->ablkcipher_ctx = ctx;
@@ -505,6 +508,11 @@ static int virtio_crypto_ablkcipher_decrypt(struct ablkcipher_request *req)
 	/* Use the first data virtqueue as default */
 	struct data_queue *data_vq = &vcrypto->data_vq[0];
 
+	if (!req->nbytes)
+		return 0;
+	if (req->nbytes % AES_BLOCK_SIZE)
+		return -EINVAL;
+
 	vc_req->dataq = data_vq;
 	vc_req->alg_cb = virtio_crypto_dataq_sym_callback;
 	vc_sym_req->ablkcipher_ctx = ctx;
diff --git a/drivers/crypto/vmx/Makefile b/drivers/crypto/vmx/Makefile
index cab32cfec9c4..709670d2b553 100644
--- a/drivers/crypto/vmx/Makefile
+++ b/drivers/crypto/vmx/Makefile
@@ -3,13 +3,13 @@ obj-$(CONFIG_CRYPTO_DEV_VMX_ENCRYPT) += vmx-crypto.o
 vmx-crypto-objs := vmx.o aesp8-ppc.o ghashp8-ppc.o aes.o aes_cbc.o aes_ctr.o aes_xts.o ghash.o
 
 ifeq ($(CONFIG_CPU_LITTLE_ENDIAN),y)
-TARGET := linux-ppc64le
+override flavour := linux-ppc64le
 else
-TARGET := linux-ppc64
+override flavour := linux-ppc64
 endif
 
 quiet_cmd_perl = PERL $@
-      cmd_perl = $(PERL) $(<) $(TARGET) > $(@)
+      cmd_perl = $(PERL) $(<) $(flavour) > $(@)
 
 targets += aesp8-ppc.S ghashp8-ppc.S
 
diff --git a/drivers/edac/ghes_edac.c b/drivers/edac/ghes_edac.c
index 6f80eb65c26c..acae39278669 100644
--- a/drivers/edac/ghes_edac.c
+++ b/drivers/edac/ghes_edac.c
@@ -187,6 +187,7 @@ void ghes_edac_report_mem_error(struct ghes *ghes, int sev,
 	/* Cleans the error report buffer */
 	memset(e, 0, sizeof (*e));
 	e->error_count = 1;
+	e->grain = 1;
 	strcpy(e->label, "unknown label");
 	e->msg = pvt->msg;
 	e->other_detail = pvt->other_detail;
@@ -282,7 +283,7 @@ void ghes_edac_report_mem_error(struct ghes *ghes, int sev,
 
 	/* Error grain */
 	if (mem_err->validation_bits & CPER_MEM_VALID_PA_MASK)
-		e->grain = ~(mem_err->physical_addr_mask & ~PAGE_MASK);
+		e->grain = ~mem_err->physical_addr_mask + 1;
 
 	/* Memory error location, mapped on e->location */
 	p = e->location;
@@ -389,8 +390,13 @@ void ghes_edac_report_mem_error(struct ghes *ghes, int sev,
 	if (p > pvt->other_detail)
 		*(p - 1) = '\0';
 
+	/* Sanity-check driver-supplied grain value. */
+	if (WARN_ON_ONCE(!e->grain))
+		e->grain = 1;
+
+	grain_bits = fls_long(e->grain - 1);
+
 	/* Generate the trace event */
-	grain_bits = fls_long(e->grain);
 	snprintf(pvt->detail_location, sizeof(pvt->detail_location),
 		 "APEI location: %s %s", e->location, e->other_detail);
 	trace_mc_event(type, e->msg, e->label, e->error_count,
diff --git a/drivers/extcon/extcon-sm5502.c b/drivers/extcon/extcon-sm5502.c
index 106ef0297b53..1a1ee3db3455 100644
--- a/drivers/extcon/extcon-sm5502.c
+++ b/drivers/extcon/extcon-sm5502.c
@@ -69,6 +69,10 @@ struct sm5502_muic_info {
 /* Default value of SM5502 register to bring up MUIC device. */
 static struct reg_data sm5502_reg_data[] = {
 	{
+		.reg = SM5502_REG_RESET,
+		.val = SM5502_REG_RESET_MASK,
+		.invert = true,
+	}, {
 		.reg = SM5502_REG_CONTROL,
 		.val = SM5502_REG_CONTROL_MASK_INT_MASK,
 		.invert = false,
diff --git a/drivers/extcon/extcon-sm5502.h b/drivers/extcon/extcon-sm5502.h
index 974b53222f56..12f8b01e5753 100644
--- a/drivers/extcon/extcon-sm5502.h
+++ b/drivers/extcon/extcon-sm5502.h
@@ -241,6 +241,8 @@ enum sm5502_reg {
 #define DM_DP_SWITCH_UART			((DM_DP_CON_SWITCH_UART <<SM5502_REG_MANUAL_SW1_DP_SHIFT) \
 						| (DM_DP_CON_SWITCH_UART <<SM5502_REG_MANUAL_SW1_DM_SHIFT))
 
+#define SM5502_REG_RESET_MASK			(0x1)
+
 /* SM5502 Interrupts */
 enum sm5502_irq {
 	/* INT1 */
diff --git a/drivers/fsi/fsi-core.c b/drivers/fsi/fsi-core.c
index 4ea63d9bd131..8feca59c1f6b 100644
--- a/drivers/fsi/fsi-core.c
+++ b/drivers/fsi/fsi-core.c
@@ -419,6 +419,31 @@ static int fsi_slave_scan(struct fsi_slave *slave)
 	return 0;
 }
 
+static unsigned long aligned_access_size(size_t offset, size_t count)
+{
+	unsigned long offset_unit, count_unit;
+
+	/* Criteria:
+	 *
+	 * 1. Access size must be less than or equal to the maximum access
+	 *    width or the highest power-of-two factor of offset
+	 * 2. Access size must be less than or equal to the amount specified by
+	 *    count
+	 *
+	 * The access width is optimal if we can calculate 1 to be strictly
+	 * equal while still satisfying 2.
+	 */
+
+	/* Find 1 by the bottom bit of offset (with a 4 byte access cap) */
+	offset_unit = BIT(__builtin_ctzl(offset | 4));
+
+	/* Find 2 by the top bit of count */
+	count_unit = BIT(8 * sizeof(unsigned long) - 1 - __builtin_clzl(count));
+
+	/* Constrain the maximum access width to the minimum of both criteria */
+	return BIT(__builtin_ctzl(offset_unit | count_unit));
+}
+
 static ssize_t fsi_slave_sysfs_raw_read(struct file *file,
 		struct kobject *kobj, struct bin_attribute *attr, char *buf,
 		loff_t off, size_t count)
@@ -434,8 +459,7 @@ static ssize_t fsi_slave_sysfs_raw_read(struct file *file,
 		return -EINVAL;
 
 	for (total_len = 0; total_len < count; total_len += read_len) {
-		read_len = min_t(size_t, count, 4);
-		read_len -= off & 0x3;
+		read_len = aligned_access_size(off, count - total_len);
 
 		rc = fsi_slave_read(slave, off, buf + total_len, read_len);
 		if (rc)
@@ -462,8 +486,7 @@ static ssize_t fsi_slave_sysfs_raw_write(struct file *file,
 		return -EINVAL;
 
 	for (total_len = 0; total_len < count; total_len += write_len) {
-		write_len = min_t(size_t, count, 4);
-		write_len -= off & 0x3;
+		write_len = aligned_access_size(off, count - total_len);
 
 		rc = fsi_slave_write(slave, off, buf + total_len, write_len);
 		if (rc)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c
index ed8c3739015b..b35b0741fd97 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c
@@ -125,6 +125,7 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev)
 		}
 
 		dma_fence_put(fence);
+		fence = NULL;
 
 		r = amdgpu_bo_kmap(vram_obj, &vram_map);
 		if (r) {
@@ -170,6 +171,7 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev)
 		}
 
 		dma_fence_put(fence);
+		fence = NULL;
 
 		r = amdgpu_bo_kmap(gtt_obj[i], &gtt_map);
 		if (r) {
diff --git a/drivers/gpu/drm/bridge/analogix-anx78xx.c b/drivers/gpu/drm/bridge/analogix-anx78xx.c
index 9385eb0b1ee4..cd2bfd7bf048 100644
--- a/drivers/gpu/drm/bridge/analogix-anx78xx.c
+++ b/drivers/gpu/drm/bridge/analogix-anx78xx.c
@@ -725,7 +725,9 @@ static int anx78xx_init_pdata(struct anx78xx *anx78xx)
 	/* 1.0V digital core power regulator  */
 	pdata->dvdd10 = devm_regulator_get(dev, "dvdd10");
 	if (IS_ERR(pdata->dvdd10)) {
-		DRM_ERROR("DVDD10 regulator not found\n");
+		if (PTR_ERR(pdata->dvdd10) != -EPROBE_DEFER)
+			DRM_ERROR("DVDD10 regulator not found\n");
+
 		return PTR_ERR(pdata->dvdd10);
 	}
 
@@ -1344,7 +1346,9 @@ static int anx78xx_i2c_probe(struct i2c_client *client,
 
 	err = anx78xx_init_pdata(anx78xx);
 	if (err) {
-		DRM_ERROR("Failed to initialize pdata: %d\n", err);
+		if (err != -EPROBE_DEFER)
+			DRM_ERROR("Failed to initialize pdata: %d\n", err);
+
 		return err;
 	}
 
diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
index 4db31b89507c..cc1094f90125 100644
--- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
+++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
@@ -39,6 +39,7 @@
 
 #include <media/cec-notifier.h>
 
+#define DDC_CI_ADDR		0x37
 #define DDC_SEGMENT_ADDR	0x30
 
 #define HDMI_EDID_LEN		512
@@ -320,6 +321,15 @@ static int dw_hdmi_i2c_xfer(struct i2c_adapter *adap,
 	u8 addr = msgs[0].addr;
 	int i, ret = 0;
 
+	if (addr == DDC_CI_ADDR)
+		/*
+		 * The internal I2C controller does not support the multi-byte
+		 * read and write operations needed for DDC/CI.
+		 * TOFIX: Blacklist the DDC/CI address until we filter out
+		 * unsupported I2C operations.
+		 */
+		return -EOPNOTSUPP;
+
 	dev_dbg(hdmi->dev, "xfer: num: %d, addr: %#x\n", num, addr);
 
 	for (i = 0; i < num; i++) {
@@ -1733,7 +1743,7 @@ static int dw_hdmi_setup(struct dw_hdmi *hdmi, struct drm_display_mode *mode)
 
 		/* HDMI Initialization Step E - Configure audio */
 		hdmi_clk_regenerator_update_pixel_clock(hdmi);
-		hdmi_enable_audio_clk(hdmi, true);
+		hdmi_enable_audio_clk(hdmi, hdmi->audio_enable);
 	}
 
 	/* not for DVI mode */
diff --git a/drivers/gpu/drm/gma500/oaktrail_crtc.c b/drivers/gpu/drm/gma500/oaktrail_crtc.c
index 0fff269d3fe6..42785f3df60f 100644
--- a/drivers/gpu/drm/gma500/oaktrail_crtc.c
+++ b/drivers/gpu/drm/gma500/oaktrail_crtc.c
@@ -139,6 +139,7 @@ static bool mrst_sdvo_find_best_pll(const struct gma_limit_t *limit,
 	s32 freq_error, min_error = 100000;
 
 	memset(best_clock, 0, sizeof(*best_clock));
+	memset(&clock, 0, sizeof(clock));
 
 	for (clock.m = limit->m.min; clock.m <= limit->m.max; clock.m++) {
 		for (clock.n = limit->n.min; clock.n <= limit->n.max;
@@ -195,6 +196,7 @@ static bool mrst_lvds_find_best_pll(const struct gma_limit_t *limit,
 	int err = target;
 
 	memset(best_clock, 0, sizeof(*best_clock));
+	memset(&clock, 0, sizeof(clock));
 
 	for (clock.m = limit->m.min; clock.m <= limit->m.max; clock.m++) {
 		for (clock.p1 = limit->p1.min; clock.p1 <= limit->p1.max;
diff --git a/drivers/gpu/host1x/job.c b/drivers/gpu/host1x/job.c
index acd99783bbca..67f3c050c4cf 100644
--- a/drivers/gpu/host1x/job.c
+++ b/drivers/gpu/host1x/job.c
@@ -545,7 +545,8 @@ out:
 	return err;
 }
 
-static inline int copy_gathers(struct host1x_job *job, struct device *dev)
+static inline int copy_gathers(struct device *host, struct host1x_job *job,
+			       struct device *dev)
 {
 	struct host1x_firewall fw;
 	size_t size = 0;
@@ -570,12 +571,12 @@ static inline int copy_gathers(struct host1x_job *job, struct device *dev)
 	 * Try a non-blocking allocation from a higher priority pools first,
 	 * as awaiting for the allocation here is a major performance hit.
 	 */
-	job->gather_copy_mapped = dma_alloc_wc(dev, size, &job->gather_copy,
+	job->gather_copy_mapped = dma_alloc_wc(host, size, &job->gather_copy,
 					       GFP_NOWAIT);
 
 	/* the higher priority allocation failed, try the generic-blocking */
 	if (!job->gather_copy_mapped)
-		job->gather_copy_mapped = dma_alloc_wc(dev, size,
+		job->gather_copy_mapped = dma_alloc_wc(host, size,
 						       &job->gather_copy,
 						       GFP_KERNEL);
 	if (!job->gather_copy_mapped)
@@ -636,7 +637,7 @@ int host1x_job_pin(struct host1x_job *job, struct device *dev)
 		goto out;
 
 	if (IS_ENABLED(CONFIG_TEGRA_HOST1X_FIREWALL)) {
-		err = copy_gathers(job, dev);
+		err = copy_gathers(host->dev, job, dev);
 		if (err)
 			goto out;
 	}
@@ -701,7 +702,7 @@ void host1x_job_unpin(struct host1x_job *job)
 	job->num_unpins = 0;
 
 	if (job->gather_copy_size)
-		dma_free_wc(job->channel->dev, job->gather_copy_size,
+		dma_free_wc(host->dev, job->gather_copy_size,
 			    job->gather_copy_mapped, job->gather_copy);
 }
 EXPORT_SYMBOL(host1x_job_unpin);
diff --git a/drivers/hwtracing/intel_th/pci.c b/drivers/hwtracing/intel_th/pci.c
index c224b92a80f1..fc371444407d 100644
--- a/drivers/hwtracing/intel_th/pci.c
+++ b/drivers/hwtracing/intel_th/pci.c
@@ -188,6 +188,11 @@ static const struct pci_device_id intel_th_pci_id_table[] = {
 		PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x06a6),
 		.driver_data = (kernel_ulong_t)&intel_th_2x,
 	},
+	{
+		/* Comet Lake PCH-V */
+		PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xa3a6),
+		.driver_data = (kernel_ulong_t)&intel_th_2x,
+	},
 	{
 		/* Ice Lake NNPI */
 		PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x45c5),
@@ -213,6 +218,11 @@ static const struct pci_device_id intel_th_pci_id_table[] = {
 		PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x4da6),
 		.driver_data = (kernel_ulong_t)&intel_th_2x,
 	},
+	{
+		/* Elkhart Lake */
+		PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x4b26),
+		.driver_data = (kernel_ulong_t)&intel_th_2x,
+	},
 	{ 0 },
 };
 
diff --git a/drivers/iio/adc/dln2-adc.c b/drivers/iio/adc/dln2-adc.c
index ab8d6aed5085..2a299bbd6acf 100644
--- a/drivers/iio/adc/dln2-adc.c
+++ b/drivers/iio/adc/dln2-adc.c
@@ -528,6 +528,10 @@ static int dln2_adc_triggered_buffer_postenable(struct iio_dev *indio_dev)
 	u16 conflict;
 	unsigned int trigger_chan;
 
+	ret = iio_triggered_buffer_postenable(indio_dev);
+	if (ret)
+		return ret;
+
 	mutex_lock(&dln2->mutex);
 
 	/* Enable ADC */
@@ -541,6 +545,7 @@ static int dln2_adc_triggered_buffer_postenable(struct iio_dev *indio_dev)
 				(int)conflict);
 			ret = -EBUSY;
 		}
+		iio_triggered_buffer_predisable(indio_dev);
 		return ret;
 	}
 
@@ -554,6 +559,7 @@ static int dln2_adc_triggered_buffer_postenable(struct iio_dev *indio_dev)
 		mutex_unlock(&dln2->mutex);
 		if (ret < 0) {
 			dev_dbg(&dln2->pdev->dev, "Problem in %s\n", __func__);
+			iio_triggered_buffer_predisable(indio_dev);
 			return ret;
 		}
 	} else {
@@ -561,12 +567,12 @@ static int dln2_adc_triggered_buffer_postenable(struct iio_dev *indio_dev)
 		mutex_unlock(&dln2->mutex);
 	}
 
-	return iio_triggered_buffer_postenable(indio_dev);
+	return 0;
 }
 
 static int dln2_adc_triggered_buffer_predisable(struct iio_dev *indio_dev)
 {
-	int ret;
+	int ret, ret2;
 	struct dln2_adc *dln2 = iio_priv(indio_dev);
 
 	mutex_lock(&dln2->mutex);
@@ -581,12 +587,14 @@ static int dln2_adc_triggered_buffer_predisable(struct iio_dev *indio_dev)
 	ret = dln2_adc_set_port_enabled(dln2, false, NULL);
 
 	mutex_unlock(&dln2->mutex);
-	if (ret < 0) {
+	if (ret < 0)
 		dev_dbg(&dln2->pdev->dev, "Problem in %s\n", __func__);
-		return ret;
-	}
 
-	return iio_triggered_buffer_predisable(indio_dev);
+	ret2 = iio_triggered_buffer_predisable(indio_dev);
+	if (ret == 0)
+		ret = ret2;
+
+	return ret;
 }
 
 static const struct iio_buffer_setup_ops dln2_adc_buffer_setup_ops = {
diff --git a/drivers/iio/adc/max1027.c b/drivers/iio/adc/max1027.c
index ebc715927e63..03af02769370 100644
--- a/drivers/iio/adc/max1027.c
+++ b/drivers/iio/adc/max1027.c
@@ -462,6 +462,14 @@ static int max1027_probe(struct spi_device *spi)
 		goto fail_dev_register;
 	}
 
+	/* Internal reset */
+	st->reg = MAX1027_RST_REG;
+	ret = spi_write(st->spi, &st->reg, 1);
+	if (ret < 0) {
+		dev_err(&indio_dev->dev, "Failed to reset the ADC\n");
+		return ret;
+	}
+
 	/* Disable averaging */
 	st->reg = MAX1027_AVG_REG;
 	ret = spi_write(st->spi, &st->reg, 1);
diff --git a/drivers/iio/light/bh1750.c b/drivers/iio/light/bh1750.c
index 6c61187e630f..0b7ba02c8d16 100644
--- a/drivers/iio/light/bh1750.c
+++ b/drivers/iio/light/bh1750.c
@@ -62,9 +62,9 @@ struct bh1750_chip_info {
 
 	u16 int_time_low_mask;
 	u16 int_time_high_mask;
-}
+};
 
-static const bh1750_chip_info_tbl[] = {
+static const struct bh1750_chip_info bh1750_chip_info_tbl[] = {
 	[BH1710] = { 140, 1022, 300, 400,  250000000, 2, 0x001F, 0x03E0 },
 	[BH1721] = { 140, 1020, 300, 400,  250000000, 2, 0x0010, 0x03E0 },
 	[BH1750] = { 31,  254,  69,  1740, 57500000,  1, 0x001F, 0x00E0 },
diff --git a/drivers/infiniband/hw/qedr/verbs.c b/drivers/infiniband/hw/qedr/verbs.c
index 7f4cc9336442..656e7c1a4449 100644
--- a/drivers/infiniband/hw/qedr/verbs.c
+++ b/drivers/infiniband/hw/qedr/verbs.c
@@ -1343,6 +1343,14 @@ static void qedr_cleanup_user(struct qedr_dev *dev, struct qedr_qp *qp)
 	if (qp->urq.umem)
 		ib_umem_release(qp->urq.umem);
 	qp->urq.umem = NULL;
+
+	if (rdma_protocol_roce(&dev->ibdev, 1)) {
+		qedr_free_pbl(dev, &qp->usq.pbl_info, qp->usq.pbl_tbl);
+		qedr_free_pbl(dev, &qp->urq.pbl_info, qp->urq.pbl_tbl);
+	} else {
+		kfree(qp->usq.pbl_tbl);
+		kfree(qp->urq.pbl_tbl);
+	}
 }
 
 static int qedr_create_user_qp(struct qedr_dev *dev,
@@ -2331,8 +2339,8 @@ int qedr_dereg_mr(struct ib_mr *ib_mr)
 
 	dev->ops->rdma_free_tid(dev->rdma_ctx, mr->hw_mr.itid);
 
-	if ((mr->type != QEDR_MR_DMA) && (mr->type != QEDR_MR_FRMR))
-		qedr_free_pbl(dev, &mr->info.pbl_info, mr->info.pbl_table);
+	if (mr->type != QEDR_MR_DMA)
+		free_mr_info(dev, &mr->info);
 
 	/* it could be user registered memory. */
 	if (mr->umem)
diff --git a/drivers/infiniband/ulp/iser/iscsi_iser.c b/drivers/infiniband/ulp/iser/iscsi_iser.c
index 19624e023ebd..b5a789567b4e 100644
--- a/drivers/infiniband/ulp/iser/iscsi_iser.c
+++ b/drivers/infiniband/ulp/iser/iscsi_iser.c
@@ -648,6 +648,7 @@ iscsi_iser_session_create(struct iscsi_endpoint *ep,
 		if (ib_conn->pi_support) {
 			u32 sig_caps = ib_conn->device->ib_device->attrs.sig_prot_cap;
 
+			shost->sg_prot_tablesize = shost->sg_tablesize;
 			scsi_host_set_prot(shost, iser_dif_prot_caps(sig_caps));
 			scsi_host_set_guard(shost, SHOST_DIX_GUARD_IP |
 						   SHOST_DIX_GUARD_CRC);
diff --git a/drivers/media/i2c/ov2659.c b/drivers/media/i2c/ov2659.c
index ce23f436e130..44b0584eb8a6 100644
--- a/drivers/media/i2c/ov2659.c
+++ b/drivers/media/i2c/ov2659.c
@@ -419,10 +419,14 @@ static struct sensor_register ov2659_720p[] = {
 	{ REG_TIMING_YINC, 0x11 },
 	{ REG_TIMING_VERT_FORMAT, 0x80 },
 	{ REG_TIMING_HORIZ_FORMAT, 0x00 },
+	{ 0x370a, 0x12 },
 	{ 0x3a03, 0xe8 },
 	{ 0x3a09, 0x6f },
 	{ 0x3a0b, 0x5d },
 	{ 0x3a15, 0x9a },
+	{ REG_VFIFO_READ_START_H, 0x00 },
+	{ REG_VFIFO_READ_START_L, 0x80 },
+	{ REG_ISP_CTRL02, 0x00 },
 	{ REG_NULL, 0x00 },
 };
 
@@ -1203,11 +1207,15 @@ static int ov2659_s_stream(struct v4l2_subdev *sd, int on)
 		goto unlock;
 	}
 
-	ov2659_set_pixel_clock(ov2659);
-	ov2659_set_frame_size(ov2659);
-	ov2659_set_format(ov2659);
-	ov2659_set_streaming(ov2659, 1);
-	ov2659->streaming = on;
+	ret = ov2659_set_pixel_clock(ov2659);
+	if (!ret)
+		ret = ov2659_set_frame_size(ov2659);
+	if (!ret)
+		ret = ov2659_set_format(ov2659);
+	if (!ret) {
+		ov2659_set_streaming(ov2659, 1);
+		ov2659->streaming = on;
+	}
 
 unlock:
 	mutex_unlock(&ov2659->lock);
diff --git a/drivers/media/i2c/ov6650.c b/drivers/media/i2c/ov6650.c
index 025869eec2ac..348296be4925 100644
--- a/drivers/media/i2c/ov6650.c
+++ b/drivers/media/i2c/ov6650.c
@@ -469,38 +469,39 @@ static int ov6650_set_selection(struct v4l2_subdev *sd,
 {
 	struct i2c_client *client = v4l2_get_subdevdata(sd);
 	struct ov6650 *priv = to_ov6650(client);
-	struct v4l2_rect rect = sel->r;
 	int ret;
 
 	if (sel->which != V4L2_SUBDEV_FORMAT_ACTIVE ||
 	    sel->target != V4L2_SEL_TGT_CROP)
 		return -EINVAL;
 
-	v4l_bound_align_image(&rect.width, 2, W_CIF, 1,
-			      &rect.height, 2, H_CIF, 1, 0);
-	v4l_bound_align_image(&rect.left, DEF_HSTRT << 1,
-			      (DEF_HSTRT << 1) + W_CIF - (__s32)rect.width, 1,
-			      &rect.top, DEF_VSTRT << 1,
-			      (DEF_VSTRT << 1) + H_CIF - (__s32)rect.height, 1,
-			      0);
+	v4l_bound_align_image(&sel->r.width, 2, W_CIF, 1,
+			      &sel->r.height, 2, H_CIF, 1, 0);
+	v4l_bound_align_image(&sel->r.left, DEF_HSTRT << 1,
+			      (DEF_HSTRT << 1) + W_CIF - (__s32)sel->r.width, 1,
+			      &sel->r.top, DEF_VSTRT << 1,
+			      (DEF_VSTRT << 1) + H_CIF - (__s32)sel->r.height,
+			      1, 0);
 
-	ret = ov6650_reg_write(client, REG_HSTRT, rect.left >> 1);
+	ret = ov6650_reg_write(client, REG_HSTRT, sel->r.left >> 1);
 	if (!ret) {
-		priv->rect.left = rect.left;
+		priv->rect.width += priv->rect.left - sel->r.left;
+		priv->rect.left = sel->r.left;
 		ret = ov6650_reg_write(client, REG_HSTOP,
-				(rect.left + rect.width) >> 1);
+				       (sel->r.left + sel->r.width) >> 1);
 	}
 	if (!ret) {
-		priv->rect.width = rect.width;
-		ret = ov6650_reg_write(client, REG_VSTRT, rect.top >> 1);
+		priv->rect.width = sel->r.width;
+		ret = ov6650_reg_write(client, REG_VSTRT, sel->r.top >> 1);
 	}
 	if (!ret) {
-		priv->rect.top = rect.top;
+		priv->rect.height += priv->rect.top - sel->r.top;
+		priv->rect.top = sel->r.top;
 		ret = ov6650_reg_write(client, REG_VSTOP,
-				(rect.top + rect.height) >> 1);
+				       (sel->r.top + sel->r.height) >> 1);
 	}
 	if (!ret)
-		priv->rect.height = rect.height;
+		priv->rect.height = sel->r.height;
 
 	return ret;
 }
@@ -614,7 +615,6 @@ static int ov6650_s_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *mf)
 		dev_err(&client->dev, "Pixel format not handled: 0x%x\n", code);
 		return -EINVAL;
 	}
-	priv->code = code;
 
 	if (code == MEDIA_BUS_FMT_Y8_1X8 ||
 			code == MEDIA_BUS_FMT_SBGGR8_1X8) {
@@ -640,7 +640,6 @@ static int ov6650_s_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *mf)
 		dev_dbg(&client->dev, "max resolution: CIF\n");
 		coma_mask |= COMA_QCIF;
 	}
-	priv->half_scale = half_scale;
 
 	clkrc = CLKRC_12MHz;
 	mclk = 12000000;
@@ -658,8 +657,13 @@ static int ov6650_s_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *mf)
 		ret = ov6650_reg_rmw(client, REG_COMA, coma_set, coma_mask);
 	if (!ret)
 		ret = ov6650_reg_write(client, REG_CLKRC, clkrc);
-	if (!ret)
+	if (!ret) {
+		priv->half_scale = half_scale;
+
 		ret = ov6650_reg_rmw(client, REG_COML, coml_set, coml_mask);
+	}
+	if (!ret)
+		priv->code = code;
 
 	if (!ret) {
 		mf->colorspace	= priv->colorspace;
diff --git a/drivers/media/pci/cx88/cx88-video.c b/drivers/media/pci/cx88/cx88-video.c
index 7d25ecd4404b..1748812bd7e5 100644
--- a/drivers/media/pci/cx88/cx88-video.c
+++ b/drivers/media/pci/cx88/cx88-video.c
@@ -1310,7 +1310,7 @@ static int cx8800_initdev(struct pci_dev *pci_dev,
 	core = cx88_core_get(dev->pci);
 	if (!core) {
 		err = -EINVAL;
-		goto fail_free;
+		goto fail_disable;
 	}
 	dev->core = core;
 
@@ -1356,7 +1356,7 @@ static int cx8800_initdev(struct pci_dev *pci_dev,
 				       cc->step, cc->default_value);
 		if (!vc) {
 			err = core->audio_hdl.error;
-			goto fail_core;
+			goto fail_irq;
 		}
 		vc->priv = (void *)cc;
 	}
@@ -1370,7 +1370,7 @@ static int cx8800_initdev(struct pci_dev *pci_dev,
 				       cc->step, cc->default_value);
 		if (!vc) {
 			err = core->video_hdl.error;
-			goto fail_core;
+			goto fail_irq;
 		}
 		vc->priv = (void *)cc;
 		if (vc->id == V4L2_CID_CHROMA_AGC)
@@ -1533,11 +1533,14 @@ static int cx8800_initdev(struct pci_dev *pci_dev,
 
 fail_unreg:
 	cx8800_unregister_video(dev);
-	free_irq(pci_dev->irq, dev);
 	mutex_unlock(&core->lock);
+fail_irq:
+	free_irq(pci_dev->irq, dev);
 fail_core:
 	core->v4ldev = NULL;
 	cx88_core_put(core, dev->pci);
+fail_disable:
+	pci_disable_device(pci_dev);
 fail_free:
 	kfree(dev);
 	return err;
diff --git a/drivers/media/platform/am437x/am437x-vpfe.c b/drivers/media/platform/am437x/am437x-vpfe.c
index dfcc484cab89..e92c5b56be42 100644
--- a/drivers/media/platform/am437x/am437x-vpfe.c
+++ b/drivers/media/platform/am437x/am437x-vpfe.c
@@ -1848,6 +1848,10 @@ static int vpfe_s_std(struct file *file, void *priv, v4l2_std_id std_id)
 	if (!(sdinfo->inputs[0].capabilities & V4L2_IN_CAP_STD))
 		return -ENODATA;
 
+	/* if trying to set the same std then nothing to do */
+	if (vpfe_standards[vpfe->std_index].std_id == std_id)
+		return 0;
+
 	/* If streaming is started, return error */
 	if (vb2_is_busy(&vpfe->buffer_queue)) {
 		vpfe_err(vpfe, "%s device busy\n", __func__);
diff --git a/drivers/media/platform/qcom/venus/core.c b/drivers/media/platform/qcom/venus/core.c
index 769e9e68562d..9360b36b82cd 100644
--- a/drivers/media/platform/qcom/venus/core.c
+++ b/drivers/media/platform/qcom/venus/core.c
@@ -345,10 +345,11 @@ static const struct venus_resources msm8916_res = {
 };
 
 static const struct freq_tbl msm8996_freq_table[] = {
-	{ 1944000, 490000000 },	/* 4k UHD @ 60 */
-	{  972000, 320000000 },	/* 4k UHD @ 30 */
-	{  489600, 150000000 },	/* 1080p @ 60 */
-	{  244800,  75000000 },	/* 1080p @ 30 */
+	{ 1944000, 520000000 },	/* 4k UHD @ 60 (decode only) */
+	{  972000, 520000000 },	/* 4k UHD @ 30 */
+	{  489600, 346666667 },	/* 1080p @ 60 */
+	{  244800, 150000000 },	/* 1080p @ 30 */
+	{  108000,  75000000 },	/* 720p @ 30 */
 };
 
 static const struct reg_val msm8996_reg_preset[] = {
diff --git a/drivers/media/platform/rcar_drif.c b/drivers/media/platform/rcar_drif.c
index 522364ff0d5d..3871ed6a1fcb 100644
--- a/drivers/media/platform/rcar_drif.c
+++ b/drivers/media/platform/rcar_drif.c
@@ -915,6 +915,7 @@ static int rcar_drif_g_fmt_sdr_cap(struct file *file, void *priv,
 {
 	struct rcar_drif_sdr *sdr = video_drvdata(file);
 
+	memset(f->fmt.sdr.reserved, 0, sizeof(f->fmt.sdr.reserved));
 	f->fmt.sdr.pixelformat = sdr->fmt->pixelformat;
 	f->fmt.sdr.buffersize = sdr->fmt->buffersize;
 
diff --git a/drivers/media/platform/ti-vpe/vpdma.h b/drivers/media/platform/ti-vpe/vpdma.h
index 7e611501c291..f29074c84915 100644
--- a/drivers/media/platform/ti-vpe/vpdma.h
+++ b/drivers/media/platform/ti-vpe/vpdma.h
@@ -60,6 +60,7 @@ struct vpdma_data_format {
 						 * line stride of source and dest
 						 * buffers should be 16 byte aligned
 						 */
+#define VPDMA_MAX_STRIDE		65520	/* Max line stride 16 byte aligned */
 #define VPDMA_DTD_DESC_SIZE		32	/* 8 words */
 #define VPDMA_CFD_CTD_DESC_SIZE		16	/* 4 words */
 
diff --git a/drivers/media/platform/ti-vpe/vpe.c b/drivers/media/platform/ti-vpe/vpe.c
index 45bd10544189..2e8970c7e22d 100644
--- a/drivers/media/platform/ti-vpe/vpe.c
+++ b/drivers/media/platform/ti-vpe/vpe.c
@@ -352,20 +352,25 @@ enum {
 };
 
 /* find our format description corresponding to the passed v4l2_format */
-static struct vpe_fmt *find_format(struct v4l2_format *f)
+static struct vpe_fmt *__find_format(u32 fourcc)
 {
 	struct vpe_fmt *fmt;
 	unsigned int k;
 
 	for (k = 0; k < ARRAY_SIZE(vpe_formats); k++) {
 		fmt = &vpe_formats[k];
-		if (fmt->fourcc == f->fmt.pix.pixelformat)
+		if (fmt->fourcc == fourcc)
 			return fmt;
 	}
 
 	return NULL;
 }
 
+static struct vpe_fmt *find_format(struct v4l2_format *f)
+{
+	return __find_format(f->fmt.pix.pixelformat);
+}
+
 /*
  * there is one vpe_dev structure in the driver, it is shared by
  * all instances.
@@ -1044,11 +1049,14 @@ static void add_out_dtd(struct vpe_ctx *ctx, int port)
 	dma_addr_t dma_addr;
 	u32 flags = 0;
 	u32 offset = 0;
+	u32 stride;
 
 	if (port == VPE_PORT_MV_OUT) {
 		vpdma_fmt = &vpdma_misc_fmts[VPDMA_DATA_FMT_MV];
 		dma_addr = ctx->mv_buf_dma[mv_buf_selector];
 		q_data = &ctx->q_data[Q_DATA_SRC];
+		stride = ALIGN((q_data->width * vpdma_fmt->depth) >> 3,
+			       VPDMA_STRIDE_ALIGN);
 	} else {
 		/* to incorporate interleaved formats */
 		int plane = fmt->coplanar ? p_data->vb_part : 0;
@@ -1075,6 +1083,7 @@ static void add_out_dtd(struct vpe_ctx *ctx, int port)
 		}
 		/* Apply the offset */
 		dma_addr += offset;
+		stride = q_data->bytesperline[VPE_LUMA];
 	}
 
 	if (q_data->flags & Q_DATA_FRAME_1D)
@@ -1086,7 +1095,7 @@ static void add_out_dtd(struct vpe_ctx *ctx, int port)
 			   MAX_W, MAX_H);
 
 	vpdma_add_out_dtd(&ctx->desc_list, q_data->width,
-			  q_data->bytesperline[VPE_LUMA], &q_data->c_rect,
+			  stride, &q_data->c_rect,
 			  vpdma_fmt, dma_addr, MAX_OUT_WIDTH_REG1,
 			  MAX_OUT_HEIGHT_REG1, p_data->channel, flags);
 }
@@ -1105,10 +1114,13 @@ static void add_in_dtd(struct vpe_ctx *ctx, int port)
 	dma_addr_t dma_addr;
 	u32 flags = 0;
 	u32 offset = 0;
+	u32 stride;
 
 	if (port == VPE_PORT_MV_IN) {
 		vpdma_fmt = &vpdma_misc_fmts[VPDMA_DATA_FMT_MV];
 		dma_addr = ctx->mv_buf_dma[mv_buf_selector];
+		stride = ALIGN((q_data->width * vpdma_fmt->depth) >> 3,
+			       VPDMA_STRIDE_ALIGN);
 	} else {
 		/* to incorporate interleaved formats */
 		int plane = fmt->coplanar ? p_data->vb_part : 0;
@@ -1135,6 +1147,7 @@ static void add_in_dtd(struct vpe_ctx *ctx, int port)
 		}
 		/* Apply the offset */
 		dma_addr += offset;
+		stride = q_data->bytesperline[VPE_LUMA];
 
 		if (q_data->flags & Q_DATA_INTERLACED_SEQ_TB) {
 			/*
@@ -1170,10 +1183,10 @@ static void add_in_dtd(struct vpe_ctx *ctx, int port)
 	if (p_data->vb_part && fmt->fourcc == V4L2_PIX_FMT_NV12)
 		frame_height /= 2;
 
-	vpdma_add_in_dtd(&ctx->desc_list, q_data->width,
-			 q_data->bytesperline[VPE_LUMA], &q_data->c_rect,
-		vpdma_fmt, dma_addr, p_data->channel, field, flags, frame_width,
-		frame_height, 0, 0);
+	vpdma_add_in_dtd(&ctx->desc_list, q_data->width, stride,
+			 &q_data->c_rect, vpdma_fmt, dma_addr,
+			 p_data->channel, field, flags, frame_width,
+			 frame_height, 0, 0);
 }
 
 /*
@@ -1422,9 +1435,6 @@ static irqreturn_t vpe_irq(int irq_vpe, void *data)
 	 /* the previous dst mv buffer becomes the next src mv buffer */
 	ctx->src_mv_buf_selector = !ctx->src_mv_buf_selector;
 
-	if (ctx->aborting)
-		goto finished;
-
 	s_vb = ctx->src_vbs[0];
 	d_vb = ctx->dst_vb;
 
@@ -1435,6 +1445,7 @@ static irqreturn_t vpe_irq(int irq_vpe, void *data)
 		d_vb->timecode = s_vb->timecode;
 
 	d_vb->sequence = ctx->sequence;
+	s_vb->sequence = ctx->sequence;
 
 	d_q_data = &ctx->q_data[Q_DATA_DST];
 	if (d_q_data->flags & Q_IS_INTERLACED) {
@@ -1488,6 +1499,9 @@ static irqreturn_t vpe_irq(int irq_vpe, void *data)
 	ctx->src_vbs[0] = NULL;
 	ctx->dst_vb = NULL;
 
+	if (ctx->aborting)
+		goto finished;
+
 	ctx->bufs_completed++;
 	if (ctx->bufs_completed < ctx->bufs_per_job && job_ready(ctx)) {
 		device_run(ctx);
@@ -1600,9 +1614,9 @@ static int __vpe_try_fmt(struct vpe_ctx *ctx, struct v4l2_format *f,
 	unsigned int stride = 0;
 
 	if (!fmt || !(fmt->types & type)) {
-		vpe_err(ctx->dev, "Fourcc format (0x%08x) invalid.\n",
+		vpe_dbg(ctx->dev, "Fourcc format (0x%08x) invalid.\n",
 			pix->pixelformat);
-		return -EINVAL;
+		fmt = __find_format(V4L2_PIX_FMT_YUYV);
 	}
 
 	if (pix->field != V4L2_FIELD_NONE && pix->field != V4L2_FIELD_ALTERNATE
@@ -1649,7 +1663,7 @@ static int __vpe_try_fmt(struct vpe_ctx *ctx, struct v4l2_format *f,
 			      &pix->height, MIN_H, MAX_H, H_ALIGN,
 			      S_ALIGN);
 
-	if (!pix->num_planes)
+	if (!pix->num_planes || pix->num_planes > 2)
 		pix->num_planes = fmt->coplanar ? 2 : 1;
 	else if (pix->num_planes > 1 && !fmt->coplanar)
 		pix->num_planes = 1;
@@ -1688,6 +1702,10 @@ static int __vpe_try_fmt(struct vpe_ctx *ctx, struct v4l2_format *f,
 		if (stride > plane_fmt->bytesperline)
 			plane_fmt->bytesperline = stride;
 
+		plane_fmt->bytesperline = clamp_t(u32, plane_fmt->bytesperline,
+						  stride,
+						  VPDMA_MAX_STRIDE);
+
 		plane_fmt->bytesperline = ALIGN(plane_fmt->bytesperline,
 						VPDMA_STRIDE_ALIGN);
 
@@ -2308,7 +2326,7 @@ static int vpe_open(struct file *file)
 	v4l2_ctrl_handler_setup(hdl);
 
 	s_q_data = &ctx->q_data[Q_DATA_SRC];
-	s_q_data->fmt = &vpe_formats[2];
+	s_q_data->fmt = __find_format(V4L2_PIX_FMT_YUYV);
 	s_q_data->width = 1920;
 	s_q_data->height = 1080;
 	s_q_data->nplanes = 1;
@@ -2386,6 +2404,12 @@ static int vpe_release(struct file *file)
 
 	mutex_lock(&dev->dev_mutex);
 	free_mv_buffers(ctx);
+
+	vpdma_unmap_desc_buf(dev->vpdma, &ctx->desc_list.buf);
+	vpdma_unmap_desc_buf(dev->vpdma, &ctx->mmr_adb);
+	vpdma_unmap_desc_buf(dev->vpdma, &ctx->sc_coeff_h);
+	vpdma_unmap_desc_buf(dev->vpdma, &ctx->sc_coeff_v);
+
 	vpdma_free_desc_list(&ctx->desc_list);
 	vpdma_free_desc_buf(&ctx->mmr_adb);
 
diff --git a/drivers/media/radio/si470x/radio-si470x-i2c.c b/drivers/media/radio/si470x/radio-si470x-i2c.c
index 8ce6f9cff746..b60fb6ed5aeb 100644
--- a/drivers/media/radio/si470x/radio-si470x-i2c.c
+++ b/drivers/media/radio/si470x/radio-si470x-i2c.c
@@ -455,6 +455,8 @@ static int si470x_i2c_remove(struct i2c_client *client)
 	video_unregister_device(&radio->videodev);
 	kfree(radio);
 
+	v4l2_ctrl_handler_free(&radio->hdl);
+	v4l2_device_unregister(&radio->v4l2_dev);
 	return 0;
 }
 
diff --git a/drivers/media/usb/b2c2/flexcop-usb.c b/drivers/media/usb/b2c2/flexcop-usb.c
index ac4fddfd0a43..f1807c16438d 100644
--- a/drivers/media/usb/b2c2/flexcop-usb.c
+++ b/drivers/media/usb/b2c2/flexcop-usb.c
@@ -503,7 +503,13 @@ urb_error:
 static int flexcop_usb_init(struct flexcop_usb *fc_usb)
 {
 	/* use the alternate setting with the larges buffer */
-	usb_set_interface(fc_usb->udev,0,1);
+	int ret = usb_set_interface(fc_usb->udev, 0, 1);
+
+	if (ret) {
+		err("set interface failed.");
+		return ret;
+	}
+
 	switch (fc_usb->udev->speed) {
 	case USB_SPEED_LOW:
 		err("cannot handle USB speed because it is too slow.");
diff --git a/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c b/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c
index 4320bda9352d..e0413db26781 100644
--- a/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c
+++ b/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c
@@ -915,8 +915,12 @@ static void pvr2_v4l2_internal_check(struct pvr2_channel *chp)
 	pvr2_v4l2_dev_disassociate_parent(vp->dev_video);
 	pvr2_v4l2_dev_disassociate_parent(vp->dev_radio);
 	if (!list_empty(&vp->dev_video->devbase.fh_list) ||
-	    !list_empty(&vp->dev_radio->devbase.fh_list))
+	    (vp->dev_radio &&
+	     !list_empty(&vp->dev_radio->devbase.fh_list))) {
+		pvr2_trace(PVR2_TRACE_STRUCT,
+			   "pvr2_v4l2 internal_check exit-empty id=%p", vp);
 		return;
+	}
 	pvr2_v4l2_destroy_no_lock(vp);
 }
 
@@ -990,7 +994,8 @@ static int pvr2_v4l2_release(struct file *file)
 	kfree(fhp);
 	if (vp->channel.mc_head->disconnect_flag &&
 	    list_empty(&vp->dev_video->devbase.fh_list) &&
-	    list_empty(&vp->dev_radio->devbase.fh_list)) {
+	    (!vp->dev_radio ||
+	     list_empty(&vp->dev_radio->devbase.fh_list))) {
 		pvr2_v4l2_destroy_no_lock(vp);
 	}
 	return 0;
diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c
index 681eef972e63..7cafc8a57950 100644
--- a/drivers/media/v4l2-core/v4l2-ioctl.c
+++ b/drivers/media/v4l2-core/v4l2-ioctl.c
@@ -1363,10 +1363,26 @@ static int v4l_enum_fmt(const struct v4l2_ioctl_ops *ops,
 	return ret;
 }
 
+static void v4l_pix_format_touch(struct v4l2_pix_format *p)
+{
+	/*
+	 * The v4l2_pix_format structure contains fields that make no sense for
+	 * touch. Set them to default values in this case.
+	 */
+
+	p->field = V4L2_FIELD_NONE;
+	p->colorspace = V4L2_COLORSPACE_RAW;
+	p->flags = 0;
+	p->ycbcr_enc = 0;
+	p->quantization = 0;
+	p->xfer_func = 0;
+}
+
 static int v4l_g_fmt(const struct v4l2_ioctl_ops *ops,
 				struct file *file, void *fh, void *arg)
 {
 	struct v4l2_format *p = arg;
+	struct video_device *vfd = video_devdata(file);
 	int ret = check_fmt(file, p->type);
 
 	if (ret)
@@ -1404,6 +1420,8 @@ static int v4l_g_fmt(const struct v4l2_ioctl_ops *ops,
 		ret = ops->vidioc_g_fmt_vid_cap(file, fh, arg);
 		/* just in case the driver zeroed it again */
 		p->fmt.pix.priv = V4L2_PIX_FMT_PRIV_MAGIC;
+		if (vfd->vfl_type == VFL_TYPE_TOUCH)
+			v4l_pix_format_touch(&p->fmt.pix);
 		return ret;
 	case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
 		return ops->vidioc_g_fmt_vid_cap_mplane(file, fh, arg);
@@ -1439,21 +1457,6 @@ static int v4l_g_fmt(const struct v4l2_ioctl_ops *ops,
 	return -EINVAL;
 }
 
-static void v4l_pix_format_touch(struct v4l2_pix_format *p)
-{
-	/*
-	 * The v4l2_pix_format structure contains fields that make no sense for
-	 * touch. Set them to default values in this case.
-	 */
-
-	p->field = V4L2_FIELD_NONE;
-	p->colorspace = V4L2_COLORSPACE_RAW;
-	p->flags = 0;
-	p->ycbcr_enc = 0;
-	p->quantization = 0;
-	p->xfer_func = 0;
-}
-
 static int v4l_s_fmt(const struct v4l2_ioctl_ops *ops,
 				struct file *file, void *fh, void *arg)
 {
diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c
index a2ac9938d945..1a5d5c40324b 100644
--- a/drivers/mmc/host/mtk-sd.c
+++ b/drivers/mmc/host/mtk-sd.c
@@ -212,6 +212,8 @@
 #define MSDC_PATCH_BIT_SPCPUSH    (0x1 << 29)	/* RW */
 #define MSDC_PATCH_BIT_DECRCTMO   (0x1 << 30)	/* RW */
 
+#define MSDC_PATCH_BIT1_CMDTA     (0x7 << 3)    /* RW */
+
 #define MSDC_PAD_TUNE_DATWRDLY	  (0x1f <<  0)	/* RW */
 #define MSDC_PAD_TUNE_DATRRDLY	  (0x1f <<  8)	/* RW */
 #define MSDC_PAD_TUNE_CMDRDLY	  (0x1f << 16)  /* RW */
@@ -1442,6 +1444,7 @@ static int hs400_tune_response(struct mmc_host *mmc, u32 opcode)
 
 	/* select EMMC50 PAD CMD tune */
 	sdr_set_bits(host->base + PAD_CMD_TUNE, BIT(0));
+	sdr_set_field(host->base + MSDC_PATCH_BIT1, MSDC_PATCH_BIT1_CMDTA, 2);
 
 	if (mmc->ios.timing == MMC_TIMING_MMC_HS200 ||
 	    mmc->ios.timing == MMC_TIMING_UHS_SDR104)
diff --git a/drivers/mmc/host/sdhci-of-esdhc.c b/drivers/mmc/host/sdhci-of-esdhc.c
index 176cbc67d08a..9a1ab39ee35e 100644
--- a/drivers/mmc/host/sdhci-of-esdhc.c
+++ b/drivers/mmc/host/sdhci-of-esdhc.c
@@ -615,9 +615,6 @@ static void esdhc_reset(struct sdhci_host *host, u8 mask)
 	sdhci_writel(host, host->ier, SDHCI_INT_ENABLE);
 	sdhci_writel(host, host->ier, SDHCI_SIGNAL_ENABLE);
 
-	if (of_find_compatible_node(NULL, NULL, "fsl,p2020-esdhc"))
-		mdelay(5);
-
 	if (mask & SDHCI_RESET_ALL) {
 		val = sdhci_readl(host, ESDHC_TBCTL);
 		val &= ~ESDHC_TB_EN;
@@ -889,8 +886,8 @@ static int sdhci_esdhc_probe(struct platform_device *pdev)
 		host->quirks &= ~SDHCI_QUIRK_NO_BUSY_IRQ;
 
 	if (of_find_compatible_node(NULL, NULL, "fsl,p2020-esdhc")) {
-		host->quirks2 |= SDHCI_QUIRK_RESET_AFTER_REQUEST;
-		host->quirks2 |= SDHCI_QUIRK_BROKEN_TIMEOUT_VAL;
+		host->quirks |= SDHCI_QUIRK_RESET_AFTER_REQUEST;
+		host->quirks |= SDHCI_QUIRK_BROKEN_TIMEOUT_VAL;
 	}
 
 	if (of_device_is_compatible(np, "fsl,p5040-esdhc") ||
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 5807028c8309..645775dd4edb 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -1635,9 +1635,7 @@ void sdhci_set_uhs_signaling(struct sdhci_host *host, unsigned timing)
 		ctrl_2 |= SDHCI_CTRL_UHS_SDR104;
 	else if (timing == MMC_TIMING_UHS_SDR12)
 		ctrl_2 |= SDHCI_CTRL_UHS_SDR12;
-	else if (timing == MMC_TIMING_SD_HS ||
-		 timing == MMC_TIMING_MMC_HS ||
-		 timing == MMC_TIMING_UHS_SDR25)
+	else if (timing == MMC_TIMING_UHS_SDR25)
 		ctrl_2 |= SDHCI_CTRL_UHS_SDR25;
 	else if (timing == MMC_TIMING_UHS_SDR50)
 		ctrl_2 |= SDHCI_CTRL_UHS_SDR50;
@@ -2164,8 +2162,8 @@ static void __sdhci_execute_tuning(struct sdhci_host *host, u32 opcode)
 		sdhci_send_tuning(host, opcode);
 
 		if (!host->tuning_done) {
-			pr_info("%s: Tuning timeout, falling back to fixed sampling clock\n",
-				mmc_hostname(host->mmc));
+			pr_debug("%s: Tuning timeout, falling back to fixed sampling clock\n",
+				 mmc_hostname(host->mmc));
 			sdhci_abort_tuning(host, opcode);
 			return;
 		}
diff --git a/drivers/mmc/host/tmio_mmc_core.c b/drivers/mmc/host/tmio_mmc_core.c
index 2fd862dc9770..a09aad9155a5 100644
--- a/drivers/mmc/host/tmio_mmc_core.c
+++ b/drivers/mmc/host/tmio_mmc_core.c
@@ -1220,7 +1220,7 @@ int tmio_mmc_host_probe(struct tmio_mmc_host *_host,
 		_host->start_signal_voltage_switch;
 	mmc->ops = &tmio_mmc_ops;
 
-	mmc->caps |= MMC_CAP_4_BIT_DATA | pdata->capabilities;
+	mmc->caps |= MMC_CAP_ERASE | MMC_CAP_4_BIT_DATA | pdata->capabilities;
 	mmc->caps2 |= pdata->capabilities2;
 	mmc->max_segs = pdata->max_segs ? : 32;
 	mmc->max_blk_size = 512;
diff --git a/drivers/net/dsa/Kconfig b/drivers/net/dsa/Kconfig
index 83a9bc892a3b..6ae13f2419e3 100644
--- a/drivers/net/dsa/Kconfig
+++ b/drivers/net/dsa/Kconfig
@@ -55,6 +55,7 @@ config NET_DSA_QCA8K
 config NET_DSA_SMSC_LAN9303
 	tristate
 	select NET_DSA_TAG_LAN9303
+	select REGMAP
 	---help---
 	  This enables support for the SMSC/Microchip LAN9303 3 port ethernet
 	  switch chips.
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
index 9ca994d0bab6..1977e0c552df 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
@@ -2389,15 +2389,21 @@ static int bnx2x_set_pf_tx_switching(struct bnx2x *bp, bool enable)
 	/* send the ramrod on all the queues of the PF */
 	for_each_eth_queue(bp, i) {
 		struct bnx2x_fastpath *fp = &bp->fp[i];
+		int tx_idx;
 
 		/* Set the appropriate Queue object */
 		q_params.q_obj = &bnx2x_sp_obj(bp, fp).q_obj;
 
-		/* Update the Queue state */
-		rc = bnx2x_queue_state_change(bp, &q_params);
-		if (rc) {
-			BNX2X_ERR("Failed to configure Tx switching\n");
-			return rc;
+		for (tx_idx = FIRST_TX_COS_INDEX;
+		     tx_idx < fp->max_cos; tx_idx++) {
+			q_params.params.update.cid_index = tx_idx;
+
+			/* Update the Queue state */
+			rc = bnx2x_queue_state_change(bp, &q_params);
+			if (rc) {
+				BNX2X_ERR("Failed to configure Tx switching\n");
+				return rc;
+			}
 		}
 	}
 
diff --git a/drivers/net/ethernet/hisilicon/hip04_eth.c b/drivers/net/ethernet/hisilicon/hip04_eth.c
index 84c0f22ac2db..d5489cb0afff 100644
--- a/drivers/net/ethernet/hisilicon/hip04_eth.c
+++ b/drivers/net/ethernet/hisilicon/hip04_eth.c
@@ -456,9 +456,9 @@ hip04_mac_start_xmit(struct sk_buff *skb, struct net_device *ndev)
 	skb_tx_timestamp(skb);
 
 	hip04_set_xmit_desc(priv, phys);
-	priv->tx_head = TX_NEXT(tx_head);
 	count++;
 	netdev_sent_queue(ndev, skb->len);
+	priv->tx_head = TX_NEXT(tx_head);
 
 	stats->tx_bytes += skb->len;
 	stats->tx_packets++;
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index 4801d96c4fa9..0edfd199937d 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -8379,7 +8379,8 @@ netdev_tx_t ixgbe_xmit_frame_ring(struct sk_buff *skb,
 
 	if (unlikely(skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP) &&
 	    adapter->ptp_clock) {
-		if (!test_and_set_bit_lock(__IXGBE_PTP_TX_IN_PROGRESS,
+		if (adapter->tstamp_config.tx_type == HWTSTAMP_TX_ON &&
+		    !test_and_set_bit_lock(__IXGBE_PTP_TX_IN_PROGRESS,
 					   &adapter->state)) {
 			skb_shinfo(skb)->tx_flags |= SKBTX_IN_PROGRESS;
 			tx_flags |= IXGBE_TX_FLAGS_TSTAMP;
diff --git a/drivers/net/ethernet/qlogic/qede/qede_filter.c b/drivers/net/ethernet/qlogic/qede/qede_filter.c
index f79e36e4060a..e7ad95de3da8 100644
--- a/drivers/net/ethernet/qlogic/qede/qede_filter.c
+++ b/drivers/net/ethernet/qlogic/qede/qede_filter.c
@@ -1181,7 +1181,7 @@ qede_configure_mcast_filtering(struct net_device *ndev,
 	netif_addr_lock_bh(ndev);
 
 	mc_count = netdev_mc_count(ndev);
-	if (mc_count < 64) {
+	if (mc_count <= 64) {
 		netdev_for_each_mc_addr(ha, ndev) {
 			ether_addr_copy(temp, ha->addr);
 			temp += ETH_ALEN;
diff --git a/drivers/net/ethernet/qlogic/qla3xxx.c b/drivers/net/ethernet/qlogic/qla3xxx.c
index 5fca9a75780c..cc53ee26bd3e 100644
--- a/drivers/net/ethernet/qlogic/qla3xxx.c
+++ b/drivers/net/ethernet/qlogic/qla3xxx.c
@@ -2756,6 +2756,9 @@ static int ql_alloc_large_buffers(struct ql3_adapter *qdev)
 	int err;
 
 	for (i = 0; i < qdev->num_large_buffers; i++) {
+		lrg_buf_cb = &qdev->lrg_buf[i];
+		memset(lrg_buf_cb, 0, sizeof(struct ql_rcv_buf_cb));
+
 		skb = netdev_alloc_skb(qdev->ndev,
 				       qdev->lrg_buffer_len);
 		if (unlikely(!skb)) {
@@ -2766,11 +2769,7 @@ static int ql_alloc_large_buffers(struct ql3_adapter *qdev)
 			ql_free_large_buffers(qdev);
 			return -ENOMEM;
 		} else {
-
-			lrg_buf_cb = &qdev->lrg_buf[i];
-			memset(lrg_buf_cb, 0, sizeof(struct ql_rcv_buf_cb));
 			lrg_buf_cb->index = i;
-			lrg_buf_cb->skb = skb;
 			/*
 			 * We save some space to copy the ethhdr from first
 			 * buffer
@@ -2792,6 +2791,7 @@ static int ql_alloc_large_buffers(struct ql3_adapter *qdev)
 				return -ENOMEM;
 			}
 
+			lrg_buf_cb->skb = skb;
 			dma_unmap_addr_set(lrg_buf_cb, mapaddr, map);
 			dma_unmap_len_set(lrg_buf_cb, maplen,
 					  qdev->lrg_buffer_len -
diff --git a/drivers/net/fjes/fjes_main.c b/drivers/net/fjes/fjes_main.c
index 14d6579b292a..314e3eac09b9 100644
--- a/drivers/net/fjes/fjes_main.c
+++ b/drivers/net/fjes/fjes_main.c
@@ -181,6 +181,9 @@ static int fjes_acpi_add(struct acpi_device *device)
 	/* create platform_device */
 	plat_dev = platform_device_register_simple(DRV_NAME, 0, fjes_resource,
 						   ARRAY_SIZE(fjes_resource));
+	if (IS_ERR(plat_dev))
+		return PTR_ERR(plat_dev);
+
 	device->driver_data = plat_dev;
 
 	return 0;
diff --git a/drivers/net/phy/dp83867.c b/drivers/net/phy/dp83867.c
index e03e91d5f1b1..0cbcced0870e 100644
--- a/drivers/net/phy/dp83867.c
+++ b/drivers/net/phy/dp83867.c
@@ -84,6 +84,10 @@
 #define DP83867_IO_MUX_CFG_IO_IMPEDANCE_MAX	0x0
 #define DP83867_IO_MUX_CFG_IO_IMPEDANCE_MIN	0x1f
 
+/* CFG3 bits */
+#define DP83867_CFG3_INT_OE			BIT(7)
+#define DP83867_CFG3_ROBUST_AUTO_MDIX		BIT(9)
+
 /* CFG4 bits */
 #define DP83867_CFG4_PORT_MIRROR_EN              BIT(0)
 
@@ -320,12 +324,13 @@ static int dp83867_config_init(struct phy_device *phydev)
 			return ret;
 	}
 
+	val = phy_read(phydev, DP83867_CFG3);
 	/* Enable Interrupt output INT_OE in CFG3 register */
-	if (phy_interrupt_is_valid(phydev)) {
-		val = phy_read(phydev, DP83867_CFG3);
-		val |= BIT(7);
-		phy_write(phydev, DP83867_CFG3, val);
-	}
+	if (phy_interrupt_is_valid(phydev))
+		val |= DP83867_CFG3_INT_OE;
+
+	val |= DP83867_CFG3_ROBUST_AUTO_MDIX;
+	phy_write(phydev, DP83867_CFG3, val);
 
 	if (dp83867->port_mirroring != DP83867_PORT_MIRROING_KEEP)
 		dp83867_config_port_mirroring(phydev);
diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c
index ed7e3c70b511..a98c227a4c2e 100644
--- a/drivers/net/phy/phy_device.c
+++ b/drivers/net/phy/phy_device.c
@@ -367,8 +367,8 @@ struct phy_device *phy_device_create(struct mii_bus *bus, int addr, int phy_id,
 	mdiodev->device_free = phy_mdio_device_free;
 	mdiodev->device_remove = phy_mdio_device_remove;
 
-	dev->speed = 0;
-	dev->duplex = -1;
+	dev->speed = SPEED_UNKNOWN;
+	dev->duplex = DUPLEX_UNKNOWN;
 	dev->pause = 0;
 	dev->asym_pause = 0;
 	dev->link = 1;
diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c
index 2229284d16f5..7d1d5b30ecc3 100644
--- a/drivers/net/usb/lan78xx.c
+++ b/drivers/net/usb/lan78xx.c
@@ -1765,6 +1765,7 @@ static int lan78xx_mdio_init(struct lan78xx_net *dev)
 	dev->mdiobus->read = lan78xx_mdiobus_read;
 	dev->mdiobus->write = lan78xx_mdiobus_write;
 	dev->mdiobus->name = "lan78xx-mdiobus";
+	dev->mdiobus->parent = &dev->udev->dev;
 
 	snprintf(dev->mdiobus->id, MII_BUS_ID_SIZE, "usb-%03d:%03d",
 		 dev->udev->bus->busnum, dev->udev->devnum);
diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c
index dff34448588f..ea47ad4b2343 100644
--- a/drivers/net/wireless/ath/ath10k/mac.c
+++ b/drivers/net/wireless/ath/ath10k/mac.c
@@ -3627,7 +3627,7 @@ static int ath10k_mac_tx(struct ath10k *ar,
 			 struct ieee80211_vif *vif,
 			 enum ath10k_hw_txrx_mode txmode,
 			 enum ath10k_mac_tx_path txpath,
-			 struct sk_buff *skb)
+			 struct sk_buff *skb, bool noque_offchan)
 {
 	struct ieee80211_hw *hw = ar->hw;
 	struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
@@ -3655,10 +3655,10 @@ static int ath10k_mac_tx(struct ath10k *ar,
 		}
 	}
 
-	if (info->flags & IEEE80211_TX_CTL_TX_OFFCHAN) {
+	if (!noque_offchan && info->flags & IEEE80211_TX_CTL_TX_OFFCHAN) {
 		if (!ath10k_mac_tx_frm_has_freq(ar)) {
-			ath10k_dbg(ar, ATH10K_DBG_MAC, "queued offchannel skb %pK\n",
-				   skb);
+			ath10k_dbg(ar, ATH10K_DBG_MAC, "mac queued offchannel skb %pK len %d\n",
+				   skb, skb->len);
 
 			skb_queue_tail(&ar->offchan_tx_queue, skb);
 			ieee80211_queue_work(hw, &ar->offchan_tx_work);
@@ -3720,8 +3720,8 @@ void ath10k_offchan_tx_work(struct work_struct *work)
 
 		mutex_lock(&ar->conf_mutex);
 
-		ath10k_dbg(ar, ATH10K_DBG_MAC, "mac offchannel skb %pK\n",
-			   skb);
+		ath10k_dbg(ar, ATH10K_DBG_MAC, "mac offchannel skb %pK len %d\n",
+			   skb, skb->len);
 
 		hdr = (struct ieee80211_hdr *)skb->data;
 		peer_addr = ieee80211_get_DA(hdr);
@@ -3767,7 +3767,7 @@ void ath10k_offchan_tx_work(struct work_struct *work)
 		txmode = ath10k_mac_tx_h_get_txmode(ar, vif, sta, skb);
 		txpath = ath10k_mac_tx_h_get_txpath(ar, skb, txmode);
 
-		ret = ath10k_mac_tx(ar, vif, txmode, txpath, skb);
+		ret = ath10k_mac_tx(ar, vif, txmode, txpath, skb, true);
 		if (ret) {
 			ath10k_warn(ar, "failed to transmit offchannel frame: %d\n",
 				    ret);
@@ -3777,8 +3777,8 @@ void ath10k_offchan_tx_work(struct work_struct *work)
 		time_left =
 		wait_for_completion_timeout(&ar->offchan_tx_completed, 3 * HZ);
 		if (time_left == 0)
-			ath10k_warn(ar, "timed out waiting for offchannel skb %pK\n",
-				    skb);
+			ath10k_warn(ar, "timed out waiting for offchannel skb %pK, len: %d\n",
+				    skb, skb->len);
 
 		if (!peer && tmp_peer_created) {
 			ret = ath10k_peer_delete(ar, vdev_id, peer_addr);
@@ -3957,7 +3957,7 @@ int ath10k_mac_tx_push_txq(struct ieee80211_hw *hw,
 		spin_unlock_bh(&ar->htt.tx_lock);
 	}
 
-	ret = ath10k_mac_tx(ar, vif, txmode, txpath, skb);
+	ret = ath10k_mac_tx(ar, vif, txmode, txpath, skb, false);
 	if (unlikely(ret)) {
 		ath10k_warn(ar, "failed to push frame: %d\n", ret);
 
@@ -4239,7 +4239,7 @@ static void ath10k_mac_op_tx(struct ieee80211_hw *hw,
 		spin_unlock_bh(&ar->htt.tx_lock);
 	}
 
-	ret = ath10k_mac_tx(ar, vif, txmode, txpath, skb);
+	ret = ath10k_mac_tx(ar, vif, txmode, txpath, skb, false);
 	if (ret) {
 		ath10k_warn(ar, "failed to transmit frame: %d\n", ret);
 		if (is_htt) {
diff --git a/drivers/net/wireless/ath/ath10k/txrx.c b/drivers/net/wireless/ath/ath10k/txrx.c
index d4986f626c35..9999c8c40269 100644
--- a/drivers/net/wireless/ath/ath10k/txrx.c
+++ b/drivers/net/wireless/ath/ath10k/txrx.c
@@ -100,6 +100,8 @@ int ath10k_txrx_tx_unref(struct ath10k_htt *htt,
 
 	info = IEEE80211_SKB_CB(msdu);
 	memset(&info->status, 0, sizeof(info->status));
+	info->status.rates[0].idx = -1;
+
 	trace_ath10k_txrx_tx_unref(ar, tx_done->msdu_id);
 
 	if (tx_done->status == HTT_TX_COMPL_STATE_DISCARD) {
diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/led.c b/drivers/net/wireless/intel/iwlwifi/dvm/led.c
index 1bbd17ada974..20e16c423990 100644
--- a/drivers/net/wireless/intel/iwlwifi/dvm/led.c
+++ b/drivers/net/wireless/intel/iwlwifi/dvm/led.c
@@ -185,6 +185,9 @@ void iwl_leds_init(struct iwl_priv *priv)
 
 	priv->led.name = kasprintf(GFP_KERNEL, "%s-led",
 				   wiphy_name(priv->hw->wiphy));
+	if (!priv->led.name)
+		return;
+
 	priv->led.brightness_set = iwl_led_brightness_set;
 	priv->led.blink_set = iwl_led_blink_set;
 	priv->led.max_brightness = 1;
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/led.c b/drivers/net/wireless/intel/iwlwifi/mvm/led.c
index b27269504a62..072f80c90ce4 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/led.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/led.c
@@ -131,6 +131,9 @@ int iwl_mvm_leds_init(struct iwl_mvm *mvm)
 
 	mvm->led.name = kasprintf(GFP_KERNEL, "%s-led",
 				   wiphy_name(mvm->hw->wiphy));
+	if (!mvm->led.name)
+		return -ENOMEM;
+
 	mvm->led.brightness_set = iwl_led_brightness_set;
 	mvm->led.max_brightness = 1;
 
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rx.c b/drivers/net/wireless/intel/iwlwifi/mvm/rx.c
index c73e4be9bde3..c31303d13069 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/rx.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/rx.c
@@ -62,6 +62,7 @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *****************************************************************************/
+#include <asm/unaligned.h>
 #include <linux/etherdevice.h>
 #include <linux/skbuff.h>
 #include "iwl-trans.h"
@@ -290,7 +291,7 @@ void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi,
 	rx_res = (struct iwl_rx_mpdu_res_start *)pkt->data;
 	hdr = (struct ieee80211_hdr *)(pkt->data + sizeof(*rx_res));
 	len = le16_to_cpu(rx_res->byte_count);
-	rx_pkt_status = le32_to_cpup((__le32 *)
+	rx_pkt_status = get_unaligned_le32((__le32 *)
 		(pkt->data + sizeof(*rx_res) + len));
 
 	/* Dont use dev_alloc_skb(), we'll have enough headroom once
diff --git a/drivers/net/wireless/marvell/libertas/if_sdio.c b/drivers/net/wireless/marvell/libertas/if_sdio.c
index 39bf85d0ade0..c7f8a29d2606 100644
--- a/drivers/net/wireless/marvell/libertas/if_sdio.c
+++ b/drivers/net/wireless/marvell/libertas/if_sdio.c
@@ -1183,6 +1183,10 @@ static int if_sdio_probe(struct sdio_func *func,
 
 	spin_lock_init(&card->lock);
 	card->workqueue = alloc_workqueue("libertas_sdio", WQ_MEM_RECLAIM, 0);
+	if (unlikely(!card->workqueue)) {
+		ret = -ENOMEM;
+		goto err_queue;
+	}
 	INIT_WORK(&card->packet_worker, if_sdio_host_to_card_worker);
 	init_waitqueue_head(&card->pwron_waitq);
 
@@ -1234,6 +1238,7 @@ err_activate_card:
 	lbs_remove_card(priv);
 free:
 	destroy_workqueue(card->workqueue);
+err_queue:
 	while (card->packets) {
 		packet = card->packets;
 		card->packets = card->packets->next;
diff --git a/drivers/net/wireless/marvell/mwifiex/pcie.c b/drivers/net/wireless/marvell/mwifiex/pcie.c
index 9511f5fe62f4..9d0d790a1319 100644
--- a/drivers/net/wireless/marvell/mwifiex/pcie.c
+++ b/drivers/net/wireless/marvell/mwifiex/pcie.c
@@ -677,8 +677,11 @@ static int mwifiex_pcie_init_evt_ring(struct mwifiex_adapter *adapter)
 		skb_put(skb, MAX_EVENT_SIZE);
 
 		if (mwifiex_map_pci_memory(adapter, skb, MAX_EVENT_SIZE,
-					   PCI_DMA_FROMDEVICE))
+					   PCI_DMA_FROMDEVICE)) {
+			kfree_skb(skb);
+			kfree(card->evtbd_ring_vbase);
 			return -1;
+		}
 
 		buf_pa = MWIFIEX_SKB_DMA_ADDR(skb);
 
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h
index 95e3993d8a33..a895b6fd6f85 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h
@@ -1349,6 +1349,7 @@ struct rtl8xxxu_fileops {
 	u8 has_s0s1:1;
 	u8 has_tx_report:1;
 	u8 gen2_thermal_meter:1;
+	u8 needs_full_init:1;
 	u32 adda_1t_init;
 	u32 adda_1t_path_on;
 	u32 adda_2t_path_on_a;
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723b.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723b.c
index c4b86a84a721..27e97df996c7 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723b.c
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8723b.c
@@ -1673,6 +1673,7 @@ struct rtl8xxxu_fileops rtl8723bu_fops = {
 	.has_s0s1 = 1,
 	.has_tx_report = 1,
 	.gen2_thermal_meter = 1,
+	.needs_full_init = 1,
 	.adda_1t_init = 0x01c00014,
 	.adda_1t_path_on = 0x01c00014,
 	.adda_2t_path_on_a = 0x01c00014,
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
index 91b01ca32e75..b58bf8e2cad2 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
@@ -3905,6 +3905,9 @@ static int rtl8xxxu_init_device(struct ieee80211_hw *hw)
 	else
 		macpower = true;
 
+	if (fops->needs_full_init)
+		macpower = false;
+
 	ret = fops->power_on(priv);
 	if (ret < 0) {
 		dev_warn(dev, "%s: Failed power on\n", __func__);
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c
index 530e80f0ef0b..1ee7f796113b 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/hw.c
@@ -1556,6 +1556,8 @@ static bool usb_cmd_send_packet(struct ieee80211_hw *hw, struct sk_buff *skb)
    * This is maybe necessary:
    * rtlpriv->cfg->ops->fill_tx_cmddesc(hw, buffer, 1, 1, skb);
    */
+	dev_kfree_skb(skb);
+
 	return true;
 }
 
diff --git a/drivers/net/wireless/realtek/rtlwifi/usb.c b/drivers/net/wireless/realtek/rtlwifi/usb.c
index 2401c8bdb211..93eda23f0123 100644
--- a/drivers/net/wireless/realtek/rtlwifi/usb.c
+++ b/drivers/net/wireless/realtek/rtlwifi/usb.c
@@ -1068,8 +1068,10 @@ int rtl_usb_probe(struct usb_interface *intf,
 	rtlpriv->hw = hw;
 	rtlpriv->usb_data = kzalloc(RTL_USB_MAX_RX_COUNT * sizeof(u32),
 				    GFP_KERNEL);
-	if (!rtlpriv->usb_data)
+	if (!rtlpriv->usb_data) {
+		ieee80211_free_hw(hw);
 		return -ENOMEM;
+	}
 
 	/* this spin lock must be initialized early */
 	spin_lock_init(&rtlpriv->locks.usb_lock);
@@ -1130,6 +1132,7 @@ error_out2:
 	_rtl_usb_io_handler_release(hw);
 	usb_put_dev(udev);
 	complete(&rtlpriv->firmware_loading_complete);
+	kfree(rtlpriv->usb_data);
 	return -ENODEV;
 }
 EXPORT_SYMBOL(rtl_usb_probe);
diff --git a/drivers/parport/share.c b/drivers/parport/share.c
index 7b4ee33c1935..15c81cffd2de 100644
--- a/drivers/parport/share.c
+++ b/drivers/parport/share.c
@@ -230,6 +230,18 @@ static int port_check(struct device *dev, void *dev_drv)
 	return 0;
 }
 
+/*
+ * Iterates through all the devices connected to the bus and return 1
+ * if the device is a parallel port.
+ */
+
+static int port_detect(struct device *dev, void *dev_drv)
+{
+	if (is_parport(dev))
+		return 1;
+	return 0;
+}
+
 /**
  *	parport_register_driver - register a parallel port device driver
  *	@drv: structure describing the driver
@@ -282,6 +294,15 @@ int __parport_register_driver(struct parport_driver *drv, struct module *owner,
 		if (ret)
 			return ret;
 
+		/*
+		 * check if bus has any parallel port registered, if
+		 * none is found then load the lowlevel driver.
+		 */
+		ret = bus_for_each_dev(&parport_bus_type, NULL, NULL,
+				       port_detect);
+		if (!ret)
+			get_lowlevel_driver();
+
 		mutex_lock(&registration_lock);
 		if (drv->match_port)
 			bus_for_each_dev(&parport_bus_type, NULL, drv,
diff --git a/drivers/phy/qualcomm/phy-qcom-usb-hs.c b/drivers/phy/qualcomm/phy-qcom-usb-hs.c
index 2d0c70b5589f..643934a2a70c 100644
--- a/drivers/phy/qualcomm/phy-qcom-usb-hs.c
+++ b/drivers/phy/qualcomm/phy-qcom-usb-hs.c
@@ -159,8 +159,8 @@ static int qcom_usb_hs_phy_power_on(struct phy *phy)
 		/* setup initial state */
 		qcom_usb_hs_phy_vbus_notifier(&uphy->vbus_notify, state,
 					      uphy->vbus_edev);
-		ret = devm_extcon_register_notifier(&ulpi->dev, uphy->vbus_edev,
-				EXTCON_USB, &uphy->vbus_notify);
+		ret = extcon_register_notifier(uphy->vbus_edev, EXTCON_USB,
+					       &uphy->vbus_notify);
 		if (ret)
 			goto err_ulpi;
 	}
@@ -181,6 +181,9 @@ static int qcom_usb_hs_phy_power_off(struct phy *phy)
 {
 	struct qcom_usb_hs_phy *uphy = phy_get_drvdata(phy);
 
+	if (uphy->vbus_edev)
+		extcon_unregister_notifier(uphy->vbus_edev, EXTCON_USB,
+					   &uphy->vbus_notify);
 	regulator_disable(uphy->v3p3);
 	regulator_disable(uphy->v1p8);
 	clk_disable_unprepare(uphy->sleep_clk);
diff --git a/drivers/pinctrl/devicetree.c b/drivers/pinctrl/devicetree.c
index c4aa411f5935..3a7c2d6e4d5f 100644
--- a/drivers/pinctrl/devicetree.c
+++ b/drivers/pinctrl/devicetree.c
@@ -40,6 +40,13 @@ struct pinctrl_dt_map {
 static void dt_free_map(struct pinctrl_dev *pctldev,
 		     struct pinctrl_map *map, unsigned num_maps)
 {
+	int i;
+
+	for (i = 0; i < num_maps; ++i) {
+		kfree_const(map[i].dev_name);
+		map[i].dev_name = NULL;
+	}
+
 	if (pctldev) {
 		const struct pinctrl_ops *ops = pctldev->desc->pctlops;
 		if (ops->dt_free_map)
@@ -74,7 +81,13 @@ static int dt_remember_or_free_map(struct pinctrl *p, const char *statename,
 
 	/* Initialize common mapping table entry fields */
 	for (i = 0; i < num_maps; i++) {
-		map[i].dev_name = dev_name(p->dev);
+		const char *devname;
+
+		devname = kstrdup_const(dev_name(p->dev), GFP_KERNEL);
+		if (!devname)
+			goto err_free_map;
+
+		map[i].dev_name = devname;
 		map[i].name = statename;
 		if (pctldev)
 			map[i].ctrl_dev_name = dev_name(pctldev->dev);
@@ -82,10 +95,8 @@ static int dt_remember_or_free_map(struct pinctrl *p, const char *statename,
 
 	/* Remember the converted mapping table entries */
 	dt_map = kzalloc(sizeof(*dt_map), GFP_KERNEL);
-	if (!dt_map) {
-		dt_free_map(pctldev, map, num_maps);
-		return -ENOMEM;
-	}
+	if (!dt_map)
+		goto err_free_map;
 
 	dt_map->pctldev = pctldev;
 	dt_map->map = map;
@@ -93,6 +104,10 @@ static int dt_remember_or_free_map(struct pinctrl *p, const char *statename,
 	list_add_tail(&dt_map->node, &p->dt_maps);
 
 	return pinctrl_register_map(map, num_maps, false);
+
+err_free_map:
+	dt_free_map(pctldev, map, num_maps);
+	return -ENOMEM;
 }
 
 struct pinctrl_dev *of_pinctrl_get(struct device_node *np)
diff --git a/drivers/pinctrl/pinctrl-amd.c b/drivers/pinctrl/pinctrl-amd.c
index b78f42abff2f..7385cd81498c 100644
--- a/drivers/pinctrl/pinctrl-amd.c
+++ b/drivers/pinctrl/pinctrl-amd.c
@@ -509,7 +509,8 @@ static irqreturn_t amd_gpio_irq_handler(int irq, void *dev_id)
 	irqreturn_t ret = IRQ_NONE;
 	unsigned int i, irqnr;
 	unsigned long flags;
-	u32 *regs, regval;
+	u32 __iomem *regs;
+	u32  regval;
 	u64 status, mask;
 
 	/* Read the wake status */
diff --git a/drivers/pinctrl/sh-pfc/pfc-sh7734.c b/drivers/pinctrl/sh-pfc/pfc-sh7734.c
index 33232041ee86..3eccc9b3ca84 100644
--- a/drivers/pinctrl/sh-pfc/pfc-sh7734.c
+++ b/drivers/pinctrl/sh-pfc/pfc-sh7734.c
@@ -1453,7 +1453,7 @@ static const struct pinmux_func pinmux_func_gpios[] = {
 	GPIO_FN(ET0_ETXD2_A),
 	GPIO_FN(EX_CS5), GPIO_FN(SD1_CMD_A), GPIO_FN(ATADIR), GPIO_FN(QSSL_B),
 	GPIO_FN(ET0_ETXD3_A),
-	GPIO_FN(RD_WR), GPIO_FN(TCLK1_B),
+	GPIO_FN(RD_WR), GPIO_FN(TCLK0), GPIO_FN(CAN_CLK_B), GPIO_FN(ET0_ETXD4),
 	GPIO_FN(EX_WAIT0), GPIO_FN(TCLK1_B),
 	GPIO_FN(EX_WAIT1), GPIO_FN(SD1_DAT0_A), GPIO_FN(DREQ2),
 		GPIO_FN(CAN1_TX_C), GPIO_FN(ET0_LINK_C), GPIO_FN(ET0_ETXD5_A),
@@ -1949,7 +1949,7 @@ static const struct pinmux_cfg_reg pinmux_config_regs[] = {
 	    /* IP3_20 [1] */
 		FN_EX_WAIT0, FN_TCLK1_B,
 	    /* IP3_19_18 [2] */
-		FN_RD_WR, FN_TCLK1_B, 0, 0,
+		FN_RD_WR, FN_TCLK0, FN_CAN_CLK_B, FN_ET0_ETXD4,
 	    /* IP3_17_15 [3] */
 		FN_EX_CS5, FN_SD1_CMD_A, FN_ATADIR, FN_QSSL_B,
 		FN_ET0_ETXD3_A, 0, 0, 0,
diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c
index d0ffdd5d9199..06a3c1ef8eee 100644
--- a/drivers/platform/x86/hp-wmi.c
+++ b/drivers/platform/x86/hp-wmi.c
@@ -313,7 +313,7 @@ static int __init hp_wmi_bios_2008_later(void)
 
 static int __init hp_wmi_bios_2009_later(void)
 {
-	int state = 0;
+	u8 state[128];
 	int ret = hp_wmi_perform_query(HPWMI_FEATURE2_QUERY, HPWMI_READ, &state,
 				       sizeof(state), sizeof(state));
 	if (!ret)
diff --git a/drivers/regulator/max8907-regulator.c b/drivers/regulator/max8907-regulator.c
index 860400d2cd85..a8f2f07239fb 100644
--- a/drivers/regulator/max8907-regulator.c
+++ b/drivers/regulator/max8907-regulator.c
@@ -299,7 +299,10 @@ static int max8907_regulator_probe(struct platform_device *pdev)
 	memcpy(pmic->desc, max8907_regulators, sizeof(pmic->desc));
 
 	/* Backwards compatibility with MAX8907B; SD1 uses different voltages */
-	regmap_read(max8907->regmap_gen, MAX8907_REG_II2RR, &val);
+	ret = regmap_read(max8907->regmap_gen, MAX8907_REG_II2RR, &val);
+	if (ret)
+		return ret;
+
 	if ((val & MAX8907_II2RR_VERSION_MASK) ==
 	    MAX8907_II2RR_VERSION_REV_B) {
 		pmic->desc[MAX8907_SD1].min_uV = 637500;
@@ -336,14 +339,20 @@ static int max8907_regulator_probe(struct platform_device *pdev)
 		}
 
 		if (pmic->desc[i].ops == &max8907_ldo_ops) {
-			regmap_read(config.regmap, pmic->desc[i].enable_reg,
+			ret = regmap_read(config.regmap, pmic->desc[i].enable_reg,
 				    &val);
+			if (ret)
+				return ret;
+
 			if ((val & MAX8907_MASK_LDO_SEQ) !=
 			    MAX8907_MASK_LDO_SEQ)
 				pmic->desc[i].ops = &max8907_ldo_hwctl_ops;
 		} else if (pmic->desc[i].ops == &max8907_out5v_ops) {
-			regmap_read(config.regmap, pmic->desc[i].enable_reg,
+			ret = regmap_read(config.regmap, pmic->desc[i].enable_reg,
 				    &val);
+			if (ret)
+				return ret;
+
 			if ((val & (MAX8907_MASK_OUT5V_VINEN |
 						MAX8907_MASK_OUT5V_ENSRC)) !=
 			    MAX8907_MASK_OUT5V_ENSRC)
diff --git a/drivers/spi/spi-img-spfi.c b/drivers/spi/spi-img-spfi.c
index 7a37090dabbe..2e65b70c7879 100644
--- a/drivers/spi/spi-img-spfi.c
+++ b/drivers/spi/spi-img-spfi.c
@@ -673,6 +673,8 @@ static int img_spfi_probe(struct platform_device *pdev)
 			dma_release_channel(spfi->tx_ch);
 		if (spfi->rx_ch)
 			dma_release_channel(spfi->rx_ch);
+		spfi->tx_ch = NULL;
+		spfi->rx_ch = NULL;
 		dev_warn(spfi->dev, "Failed to get DMA channels, falling back to PIO mode\n");
 	} else {
 		master->dma_tx = spfi->tx_ch;
diff --git a/drivers/spi/spi-pxa2xx.c b/drivers/spi/spi-pxa2xx.c
index 9bf3e5f945c7..b2245cdce230 100644
--- a/drivers/spi/spi-pxa2xx.c
+++ b/drivers/spi/spi-pxa2xx.c
@@ -1559,7 +1559,13 @@ pxa2xx_spi_init_pdata(struct platform_device *pdev)
 	}
 
 	ssp->clk = devm_clk_get(&pdev->dev, NULL);
+	if (IS_ERR(ssp->clk))
+		return NULL;
+
 	ssp->irq = platform_get_irq(pdev, 0);
+	if (ssp->irq < 0)
+		return NULL;
+
 	ssp->type = type;
 	ssp->pdev = pdev;
 	ssp->port_id = pxa2xx_spi_get_port_id(adev);
diff --git a/drivers/spi/spi-st-ssc4.c b/drivers/spi/spi-st-ssc4.c
index a4e43fc19ece..5df01ffdef46 100644
--- a/drivers/spi/spi-st-ssc4.c
+++ b/drivers/spi/spi-st-ssc4.c
@@ -385,6 +385,7 @@ static int spi_st_probe(struct platform_device *pdev)
 	return 0;
 
 clk_disable:
+	pm_runtime_disable(&pdev->dev);
 	clk_disable_unprepare(spi_st->clk);
 put_master:
 	spi_master_put(master);
@@ -396,6 +397,8 @@ static int spi_st_remove(struct platform_device *pdev)
 	struct spi_master *master = platform_get_drvdata(pdev);
 	struct spi_st *spi_st = spi_master_get_devdata(master);
 
+	pm_runtime_disable(&pdev->dev);
+
 	clk_disable_unprepare(spi_st->clk);
 
 	pinctrl_pm_select_sleep_state(&pdev->dev);
diff --git a/drivers/spi/spi-tegra20-slink.c b/drivers/spi/spi-tegra20-slink.c
index 9831c1106945..62b074b167a9 100644
--- a/drivers/spi/spi-tegra20-slink.c
+++ b/drivers/spi/spi-tegra20-slink.c
@@ -1078,7 +1078,7 @@ static int tegra_slink_probe(struct platform_device *pdev)
 	ret = clk_enable(tspi->clk);
 	if (ret < 0) {
 		dev_err(&pdev->dev, "Clock enable failed %d\n", ret);
-		goto exit_free_master;
+		goto exit_clk_unprepare;
 	}
 
 	spi_irq = platform_get_irq(pdev, 0);
@@ -1151,6 +1151,8 @@ exit_free_irq:
 	free_irq(spi_irq, tspi);
 exit_clk_disable:
 	clk_disable(tspi->clk);
+exit_clk_unprepare:
+	clk_unprepare(tspi->clk);
 exit_free_master:
 	spi_master_put(master);
 	return ret;
@@ -1164,6 +1166,7 @@ static int tegra_slink_remove(struct platform_device *pdev)
 	free_irq(tspi->irq, tspi);
 
 	clk_disable(tspi->clk);
+	clk_unprepare(tspi->clk);
 
 	if (tspi->tx_dma_chan)
 		tegra_slink_deinit_dma_param(tspi, false);
diff --git a/drivers/spi/spidev.c b/drivers/spi/spidev.c
index c5fe08bc34a0..028725573e63 100644
--- a/drivers/spi/spidev.c
+++ b/drivers/spi/spidev.c
@@ -634,6 +634,9 @@ static int spidev_release(struct inode *inode, struct file *filp)
 		if (dofree)
 			kfree(spidev);
 	}
+#ifdef CONFIG_SPI_SLAVE
+	spi_slave_abort(spidev->spi);
+#endif
 	mutex_unlock(&device_list_lock);
 
 	return 0;
diff --git a/drivers/staging/comedi/drivers/gsc_hpdi.c b/drivers/staging/comedi/drivers/gsc_hpdi.c
index e5b948405fd9..a09631f9d813 100644
--- a/drivers/staging/comedi/drivers/gsc_hpdi.c
+++ b/drivers/staging/comedi/drivers/gsc_hpdi.c
@@ -632,6 +632,11 @@ static int gsc_hpdi_auto_attach(struct comedi_device *dev,
 		    dma_alloc_coherent(&pcidev->dev, DMA_BUFFER_SIZE,
 				       &devpriv->dio_buffer_phys_addr[i],
 				       GFP_KERNEL);
+		if (!devpriv->dio_buffer[i]) {
+			dev_warn(dev->class_dev,
+				 "failed to allocate DMA buffer\n");
+			return -ENOMEM;
+		}
 	}
 	/* allocate dma descriptors */
 	devpriv->dma_desc = dma_alloc_coherent(&pcidev->dev,
@@ -639,6 +644,11 @@ static int gsc_hpdi_auto_attach(struct comedi_device *dev,
 					       NUM_DMA_DESCRIPTORS,
 					       &devpriv->dma_desc_phys_addr,
 					       GFP_KERNEL);
+	if (!devpriv->dma_desc) {
+		dev_warn(dev->class_dev,
+			 "failed to allocate DMA descriptors\n");
+		return -ENOMEM;
+	}
 	if (devpriv->dma_desc_phys_addr & 0xf) {
 		dev_warn(dev->class_dev,
 			 " dma descriptors not quad-word aligned (bug)\n");
diff --git a/drivers/staging/fbtft/fbtft-core.c b/drivers/staging/fbtft/fbtft-core.c
index 0cbcbad8f074..b81c6dfa5b24 100644
--- a/drivers/staging/fbtft/fbtft-core.c
+++ b/drivers/staging/fbtft/fbtft-core.c
@@ -780,7 +780,7 @@ struct fb_info *fbtft_framebuffer_alloc(struct fbtft_display *display,
 	fbdefio->deferred_io =     fbtft_deferred_io;
 	fb_deferred_io_init(info);
 
-	strncpy(info->fix.id, dev->driver->name, 16);
+	snprintf(info->fix.id, sizeof(info->fix.id), "%s", dev->driver->name);
 	info->fix.type =           FB_TYPE_PACKED_PIXELS;
 	info->fix.visual =         FB_VISUAL_TRUECOLOR;
 	info->fix.xpanstep =	   0;
diff --git a/drivers/staging/rtl8188eu/core/rtw_xmit.c b/drivers/staging/rtl8188eu/core/rtw_xmit.c
index 904b988ecc4e..7c895af1ba31 100644
--- a/drivers/staging/rtl8188eu/core/rtw_xmit.c
+++ b/drivers/staging/rtl8188eu/core/rtw_xmit.c
@@ -805,7 +805,7 @@ s32 rtw_make_wlanhdr(struct adapter *padapter, u8 *hdr, struct pkt_attrib *pattr
 			memcpy(pwlanhdr->addr2, get_bssid(pmlmepriv), ETH_ALEN);
 			memcpy(pwlanhdr->addr3, pattrib->src, ETH_ALEN);
 
-			if (psta->qos_option)
+			if (psta && psta->qos_option)
 				qos_option = true;
 		} else if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) ||
 			   check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) {
@@ -813,7 +813,7 @@ s32 rtw_make_wlanhdr(struct adapter *padapter, u8 *hdr, struct pkt_attrib *pattr
 			memcpy(pwlanhdr->addr2, pattrib->src, ETH_ALEN);
 			memcpy(pwlanhdr->addr3, get_bssid(pmlmepriv), ETH_ALEN);
 
-			if (psta->qos_option)
+			if (psta && psta->qos_option)
 				qos_option = true;
 		} else {
 			RT_TRACE(_module_rtl871x_xmit_c_, _drv_err_, ("fw_state:%x is not allowed to xmit frame\n", get_fwstate(pmlmepriv)));
diff --git a/drivers/staging/rtl8192u/r8192U_core.c b/drivers/staging/rtl8192u/r8192U_core.c
index db3eb7ec5809..fbbd1b59dc11 100644
--- a/drivers/staging/rtl8192u/r8192U_core.c
+++ b/drivers/staging/rtl8192u/r8192U_core.c
@@ -1506,7 +1506,7 @@ short rtl8192_tx(struct net_device *dev, struct sk_buff *skb)
 		(tx_fwinfo_819x_usb *)(skb->data + USB_HWDESC_HEADER_LEN);
 	struct usb_device *udev = priv->udev;
 	int pend;
-	int status;
+	int status, rt = -1;
 	struct urb *tx_urb = NULL, *tx_urb_zero = NULL;
 	unsigned int idx_pipe;
 
@@ -1650,8 +1650,10 @@ short rtl8192_tx(struct net_device *dev, struct sk_buff *skb)
 		}
 		if (bSend0Byte) {
 			tx_urb_zero = usb_alloc_urb(0, GFP_ATOMIC);
-			if (!tx_urb_zero)
-				return -ENOMEM;
+			if (!tx_urb_zero) {
+				rt = -ENOMEM;
+				goto error;
+			}
 			usb_fill_bulk_urb(tx_urb_zero, udev,
 					  usb_sndbulkpipe(udev, idx_pipe),
 					  &zero, 0, tx_zero_isr, dev);
@@ -1661,7 +1663,7 @@ short rtl8192_tx(struct net_device *dev, struct sk_buff *skb)
 					 "Error TX URB for zero byte %d, error %d",
 					 atomic_read(&priv->tx_pending[tcb_desc->queue_index]),
 					 status);
-				return -1;
+				goto error;
 			}
 		}
 		netif_trans_update(dev);
@@ -1672,7 +1674,12 @@ short rtl8192_tx(struct net_device *dev, struct sk_buff *skb)
 	RT_TRACE(COMP_ERR, "Error TX URB %d, error %d",
 		 atomic_read(&priv->tx_pending[tcb_desc->queue_index]),
 		 status);
-	return -1;
+
+error:
+	dev_kfree_skb_any(skb);
+	usb_free_urb(tx_urb);
+	usb_free_urb(tx_urb_zero);
+	return rt;
 }
 
 static short rtl8192_usb_initendpoints(struct net_device *dev)
diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c
index 62b2a7105f02..4fb4cf8c2f14 100644
--- a/drivers/usb/core/devio.c
+++ b/drivers/usb/core/devio.c
@@ -755,8 +755,15 @@ static int claimintf(struct usb_dev_state *ps, unsigned int ifnum)
 	intf = usb_ifnum_to_if(dev, ifnum);
 	if (!intf)
 		err = -ENOENT;
-	else
+	else {
+		unsigned int old_suppress;
+
+		/* suppress uevents while claiming interface */
+		old_suppress = dev_get_uevent_suppress(&intf->dev);
+		dev_set_uevent_suppress(&intf->dev, 1);
 		err = usb_driver_claim_interface(&usbfs_driver, intf, ps);
+		dev_set_uevent_suppress(&intf->dev, old_suppress);
+	}
 	if (err == 0)
 		set_bit(ifnum, &ps->ifclaimed);
 	return err;
@@ -776,7 +783,13 @@ static int releaseintf(struct usb_dev_state *ps, unsigned int ifnum)
 	if (!intf)
 		err = -ENOENT;
 	else if (test_and_clear_bit(ifnum, &ps->ifclaimed)) {
+		unsigned int old_suppress;
+
+		/* suppress uevents while releasing interface */
+		old_suppress = dev_get_uevent_suppress(&intf->dev);
+		dev_set_uevent_suppress(&intf->dev, 1);
 		usb_driver_release_interface(&usbfs_driver, intf);
+		dev_set_uevent_suppress(&intf->dev, old_suppress);
 		err = 0;
 	}
 	return err;
diff --git a/drivers/usb/host/ehci-q.c b/drivers/usb/host/ehci-q.c
index 8f3f055c05fa..477ba3842cc4 100644
--- a/drivers/usb/host/ehci-q.c
+++ b/drivers/usb/host/ehci-q.c
@@ -40,6 +40,10 @@
 
 /*-------------------------------------------------------------------------*/
 
+/* PID Codes that are used here, from EHCI specification, Table 3-16. */
+#define PID_CODE_IN    1
+#define PID_CODE_SETUP 2
+
 /* fill a qtd, returning how much of the buffer we were able to queue up */
 
 static int
@@ -203,7 +207,7 @@ static int qtd_copy_status (
 	int	status = -EINPROGRESS;
 
 	/* count IN/OUT bytes, not SETUP (even short packets) */
-	if (likely (QTD_PID (token) != 2))
+	if (likely(QTD_PID(token) != PID_CODE_SETUP))
 		urb->actual_length += length - QTD_LENGTH (token);
 
 	/* don't modify error codes */
@@ -219,6 +223,13 @@ static int qtd_copy_status (
 		if (token & QTD_STS_BABBLE) {
 			/* FIXME "must" disable babbling device's port too */
 			status = -EOVERFLOW;
+		/*
+		 * When MMF is active and PID Code is IN, queue is halted.
+		 * EHCI Specification, Table 4-13.
+		 */
+		} else if ((token & QTD_STS_MMF) &&
+					(QTD_PID(token) == PID_CODE_IN)) {
+			status = -EPROTO;
 		/* CERR nonzero + halt --> stall */
 		} else if (QTD_CERR(token)) {
 			status = -EPIPE;
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index 021a2d320acc..09f228279c01 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -497,7 +497,6 @@ static int xhci_pci_resume(struct usb_hcd *hcd, bool hibernated)
 	retval = xhci_resume(xhci, hibernated);
 	return retval;
 }
-#endif /* CONFIG_PM */
 
 static void xhci_pci_shutdown(struct usb_hcd *hcd)
 {
@@ -510,6 +509,7 @@ static void xhci_pci_shutdown(struct usb_hcd *hcd)
 	if (xhci->quirks & XHCI_SPURIOUS_WAKEUP)
 		pci_set_power_state(pdev, PCI_D3hot);
 }
+#endif /* CONFIG_PM */
 
 /*-------------------------------------------------------------------------*/
 
diff --git a/drivers/usb/renesas_usbhs/common.h b/drivers/usb/renesas_usbhs/common.h
index b8620aa6b72e..8424c165f732 100644
--- a/drivers/usb/renesas_usbhs/common.h
+++ b/drivers/usb/renesas_usbhs/common.h
@@ -163,11 +163,12 @@ struct usbhs_priv;
 #define VBSTS	(1 << 7)	/* VBUS_0 and VBUSIN_0 Input Status */
 #define VALID	(1 << 3)	/* USB Request Receive */
 
-#define DVSQ_MASK		(0x3 << 4)	/* Device State */
+#define DVSQ_MASK		(0x7 << 4)	/* Device State */
 #define  POWER_STATE		(0 << 4)
 #define  DEFAULT_STATE		(1 << 4)
 #define  ADDRESS_STATE		(2 << 4)
 #define  CONFIGURATION_STATE	(3 << 4)
+#define  SUSPENDED_STATE	(4 << 4)
 
 #define CTSQ_MASK		(0x7)	/* Control Transfer Stage */
 #define  IDLE_SETUP_STAGE	0	/* Idle stage or setup stage */
diff --git a/drivers/usb/renesas_usbhs/mod_gadget.c b/drivers/usb/renesas_usbhs/mod_gadget.c
index 0dedb0d91dcc..b27f2135b66d 100644
--- a/drivers/usb/renesas_usbhs/mod_gadget.c
+++ b/drivers/usb/renesas_usbhs/mod_gadget.c
@@ -465,12 +465,18 @@ static int usbhsg_irq_dev_state(struct usbhs_priv *priv,
 {
 	struct usbhsg_gpriv *gpriv = usbhsg_priv_to_gpriv(priv);
 	struct device *dev = usbhsg_gpriv_to_dev(gpriv);
+	int state = usbhs_status_get_device_state(irq_state);
 
 	gpriv->gadget.speed = usbhs_bus_get_speed(priv);
 
-	dev_dbg(dev, "state = %x : speed : %d\n",
-		usbhs_status_get_device_state(irq_state),
-		gpriv->gadget.speed);
+	dev_dbg(dev, "state = %x : speed : %d\n", state, gpriv->gadget.speed);
+
+	if (gpriv->gadget.speed != USB_SPEED_UNKNOWN &&
+	    (state & SUSPENDED_STATE)) {
+		if (gpriv->driver && gpriv->driver->suspend)
+			gpriv->driver->suspend(&gpriv->gadget);
+		usb_gadget_set_state(&gpriv->gadget, USB_STATE_SUSPENDED);
+	}
 
 	return 0;
 }
diff --git a/drivers/usb/usbip/usbip_common.c b/drivers/usb/usbip/usbip_common.c
index da03451328cd..cd01f1e278ee 100644
--- a/drivers/usb/usbip/usbip_common.c
+++ b/drivers/usb/usbip/usbip_common.c
@@ -742,6 +742,9 @@ int usbip_recv_xbuff(struct usbip_device *ud, struct urb *urb)
 
 			copy -= recv;
 			ret += recv;
+
+			if (!copy)
+				break;
 		}
 
 		if (ret != size)
diff --git a/drivers/usb/usbip/vhci_rx.c b/drivers/usb/usbip/vhci_rx.c
index 3f998b605f03..c13dd526b996 100644
--- a/drivers/usb/usbip/vhci_rx.c
+++ b/drivers/usb/usbip/vhci_rx.c
@@ -91,16 +91,21 @@ static void vhci_recv_ret_submit(struct vhci_device *vdev,
 	usbip_pack_pdu(pdu, urb, USBIP_RET_SUBMIT, 0);
 
 	/* recv transfer buffer */
-	if (usbip_recv_xbuff(ud, urb) < 0)
-		return;
+	if (usbip_recv_xbuff(ud, urb) < 0) {
+		urb->status = -EPROTO;
+		goto error;
+	}
 
 	/* recv iso_packet_descriptor */
-	if (usbip_recv_iso(ud, urb) < 0)
-		return;
+	if (usbip_recv_iso(ud, urb) < 0) {
+		urb->status = -EPROTO;
+		goto error;
+	}
 
 	/* restore the padding in iso packets */
 	usbip_pad_iso(ud, urb);
 
+error:
 	if (usbip_dbg_flag_vhci_rx)
 		usbip_dump_urb(urb);
 
diff --git a/fs/btrfs/async-thread.c b/fs/btrfs/async-thread.c
index e00c8a9fd5bb..72d7589072f5 100644
--- a/fs/btrfs/async-thread.c
+++ b/fs/btrfs/async-thread.c
@@ -265,16 +265,17 @@ out:
 	}
 }
 
-static void run_ordered_work(struct __btrfs_workqueue *wq)
+static void run_ordered_work(struct __btrfs_workqueue *wq,
+			     struct btrfs_work *self)
 {
 	struct list_head *list = &wq->ordered_list;
 	struct btrfs_work *work;
 	spinlock_t *lock = &wq->list_lock;
 	unsigned long flags;
+	void *wtag;
+	bool free_self = false;
 
 	while (1) {
-		void *wtag;
-
 		spin_lock_irqsave(lock, flags);
 		if (list_empty(list))
 			break;
@@ -300,16 +301,47 @@ static void run_ordered_work(struct __btrfs_workqueue *wq)
 		list_del(&work->ordered_list);
 		spin_unlock_irqrestore(lock, flags);
 
-		/*
-		 * We don't want to call the ordered free functions with the
-		 * lock held though. Save the work as tag for the trace event,
-		 * because the callback could free the structure.
-		 */
-		wtag = work;
-		work->ordered_free(work);
-		trace_btrfs_all_work_done(wq->fs_info, wtag);
+		if (work == self) {
+			/*
+			 * This is the work item that the worker is currently
+			 * executing.
+			 *
+			 * The kernel workqueue code guarantees non-reentrancy
+			 * of work items. I.e., if a work item with the same
+			 * address and work function is queued twice, the second
+			 * execution is blocked until the first one finishes. A
+			 * work item may be freed and recycled with the same
+			 * work function; the workqueue code assumes that the
+			 * original work item cannot depend on the recycled work
+			 * item in that case (see find_worker_executing_work()).
+			 *
+			 * Note that the work of one Btrfs filesystem may depend
+			 * on the work of another Btrfs filesystem via, e.g., a
+			 * loop device. Therefore, we must not allow the current
+			 * work item to be recycled until we are really done,
+			 * otherwise we break the above assumption and can
+			 * deadlock.
+			 */
+			free_self = true;
+		} else {
+			/*
+			 * We don't want to call the ordered free functions with
+			 * the lock held though. Save the work as tag for the
+			 * trace event, because the callback could free the
+			 * structure.
+			 */
+			wtag = work;
+			work->ordered_free(work);
+			trace_btrfs_all_work_done(wq->fs_info, wtag);
+		}
 	}
 	spin_unlock_irqrestore(lock, flags);
+
+	if (free_self) {
+		wtag = self;
+		self->ordered_free(self);
+		trace_btrfs_all_work_done(wq->fs_info, wtag);
+	}
 }
 
 static void normal_work_helper(struct btrfs_work *work)
@@ -337,7 +369,7 @@ static void normal_work_helper(struct btrfs_work *work)
 	work->func(work);
 	if (need_order) {
 		set_bit(WORK_DONE_BIT, &work->flags);
-		run_ordered_work(wq);
+		run_ordered_work(wq, work);
 	}
 	if (!need_order)
 		trace_btrfs_all_work_done(wq->fs_info, wtag);
diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index d2263caff307..740ef428acdd 100644
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -427,7 +427,7 @@ void btrfs_put_tree_mod_seq(struct btrfs_fs_info *fs_info,
 	for (node = rb_first(tm_root); node; node = next) {
 		next = rb_next(node);
 		tm = rb_entry(node, struct tree_mod_elem, node);
-		if (tm->seq > min_seq)
+		if (tm->seq >= min_seq)
 			continue;
 		rb_erase(node, tm_root);
 		kfree(tm);
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 813834552aa1..a8ea56218d6b 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1679,8 +1679,8 @@ static void end_workqueue_fn(struct btrfs_work *work)
 	bio->bi_status = end_io_wq->status;
 	bio->bi_private = end_io_wq->private;
 	bio->bi_end_io = end_io_wq->end_io;
-	kmem_cache_free(btrfs_end_io_wq_cache, end_io_wq);
 	bio_endio(bio);
+	kmem_cache_free(btrfs_end_io_wq_cache, end_io_wq);
 }
 
 static int cleaner_kthread(void *arg)
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 4cc534584665..fced434bbddc 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -4949,12 +4949,14 @@ struct extent_buffer *alloc_test_extent_buffer(struct btrfs_fs_info *fs_info,
 		return eb;
 	eb = alloc_dummy_extent_buffer(fs_info, start);
 	if (!eb)
-		return NULL;
+		return ERR_PTR(-ENOMEM);
 	eb->fs_info = fs_info;
 again:
 	ret = radix_tree_preload(GFP_NOFS);
-	if (ret)
+	if (ret) {
+		exists = ERR_PTR(ret);
 		goto free_eb;
+	}
 	spin_lock(&fs_info->buffer_lock);
 	ret = radix_tree_insert(&fs_info->buffer_radix,
 				start >> PAGE_SHIFT, eb);
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 739f45b04b52..f2dc517768f0 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -5729,7 +5729,6 @@ static void inode_tree_add(struct inode *inode)
 
 static void inode_tree_del(struct inode *inode)
 {
-	struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
 	struct btrfs_root *root = BTRFS_I(inode)->root;
 	int empty = 0;
 
@@ -5742,7 +5741,6 @@ static void inode_tree_del(struct inode *inode)
 	spin_unlock(&root->inode_lock);
 
 	if (empty && btrfs_root_refs(&root->root_item) == 0) {
-		synchronize_srcu(&fs_info->subvol_srcu);
 		spin_lock(&root->inode_lock);
 		empty = RB_EMPTY_ROOT(&root->inode_tree);
 		spin_unlock(&root->inode_lock);
@@ -9820,9 +9818,8 @@ static int btrfs_rename_exchange(struct inode *old_dir,
 		return -EXDEV;
 
 	/* close the race window with snapshot create/destroy ioctl */
-	if (old_ino == BTRFS_FIRST_FREE_OBJECTID)
-		down_read(&fs_info->subvol_sem);
-	if (new_ino == BTRFS_FIRST_FREE_OBJECTID)
+	if (old_ino == BTRFS_FIRST_FREE_OBJECTID ||
+	    new_ino == BTRFS_FIRST_FREE_OBJECTID)
 		down_read(&fs_info->subvol_sem);
 
 	/*
@@ -10014,9 +10011,8 @@ out_fail:
 	ret2 = btrfs_end_transaction(trans);
 	ret = ret ? ret : ret2;
 out_notrans:
-	if (new_ino == BTRFS_FIRST_FREE_OBJECTID)
-		up_read(&fs_info->subvol_sem);
-	if (old_ino == BTRFS_FIRST_FREE_OBJECTID)
+	if (new_ino == BTRFS_FIRST_FREE_OBJECTID ||
+	    old_ino == BTRFS_FIRST_FREE_OBJECTID)
 		up_read(&fs_info->subvol_sem);
 
 	return ret;
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index dd3b4820ac30..e82b4f3f490c 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -580,12 +580,18 @@ static noinline int create_subvol(struct inode *dir,
 
 	btrfs_i_size_write(BTRFS_I(dir), dir->i_size + namelen * 2);
 	ret = btrfs_update_inode(trans, root, dir);
-	BUG_ON(ret);
+	if (ret) {
+		btrfs_abort_transaction(trans, ret);
+		goto fail;
+	}
 
 	ret = btrfs_add_root_ref(trans, fs_info,
 				 objectid, root->root_key.objectid,
 				 btrfs_ino(BTRFS_I(dir)), index, name, namelen);
-	BUG_ON(ret);
+	if (ret) {
+		btrfs_abort_transaction(trans, ret);
+		goto fail;
+	}
 
 	ret = btrfs_uuid_tree_add(trans, fs_info, root_item->uuid,
 				  BTRFS_UUID_KEY_SUBVOL, objectid);
diff --git a/fs/btrfs/reada.c b/fs/btrfs/reada.c
index 3a4e15b39cc1..440c0d5d2050 100644
--- a/fs/btrfs/reada.c
+++ b/fs/btrfs/reada.c
@@ -734,21 +734,19 @@ static int reada_start_machine_dev(struct btrfs_device *dev)
 static void reada_start_machine_worker(struct btrfs_work *work)
 {
 	struct reada_machine_work *rmw;
-	struct btrfs_fs_info *fs_info;
 	int old_ioprio;
 
 	rmw = container_of(work, struct reada_machine_work, work);
-	fs_info = rmw->fs_info;
-
-	kfree(rmw);
 
 	old_ioprio = IOPRIO_PRIO_VALUE(task_nice_ioclass(current),
 				       task_nice_ioprio(current));
 	set_task_ioprio(current, BTRFS_IOPRIO_READA);
-	__reada_start_machine(fs_info);
+	__reada_start_machine(rmw->fs_info);
 	set_task_ioprio(current, old_ioprio);
 
-	atomic_dec(&fs_info->reada_works_cnt);
+	atomic_dec(&rmw->fs_info->reada_works_cnt);
+
+	kfree(rmw);
 }
 
 static void __reada_start_machine(struct btrfs_fs_info *fs_info)
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index 9fa6db6a6f7d..d4c00edd16d2 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -4587,6 +4587,7 @@ int btrfs_recover_relocation(struct btrfs_root *root)
 		fs_root = read_fs_root(fs_info, reloc_root->root_key.offset);
 		if (IS_ERR(fs_root)) {
 			err = PTR_ERR(fs_root);
+			list_add_tail(&reloc_root->root_list, &reloc_roots);
 			goto out_free;
 		}
 
diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c
index 61192c536e6c..2ebae9773978 100644
--- a/fs/btrfs/scrub.c
+++ b/fs/btrfs/scrub.c
@@ -2421,14 +2421,13 @@ static void scrub_missing_raid56_worker(struct btrfs_work *work)
 		scrub_write_block_to_dev_replace(sblock);
 	}
 
-	scrub_block_put(sblock);
-
 	if (sctx->is_dev_replace && sctx->flush_all_writes) {
 		mutex_lock(&sctx->wr_lock);
 		scrub_wr_submit(sctx);
 		mutex_unlock(&sctx->wr_lock);
 	}
 
+	scrub_block_put(sblock);
 	scrub_pending_bio_dec(sctx);
 }
 
diff --git a/fs/btrfs/tests/free-space-tree-tests.c b/fs/btrfs/tests/free-space-tree-tests.c
index 8444a018cca2..f6c783e959b7 100644
--- a/fs/btrfs/tests/free-space-tree-tests.c
+++ b/fs/btrfs/tests/free-space-tree-tests.c
@@ -475,9 +475,9 @@ static int run_test(test_func_t test_func, int bitmaps, u32 sectorsize,
 	root->fs_info->tree_root = root;
 
 	root->node = alloc_test_extent_buffer(root->fs_info, nodesize);
-	if (!root->node) {
-		test_msg("Couldn't allocate dummy buffer\n");
-		ret = -ENOMEM;
+	if (IS_ERR(root->node)) {
+		test_msg("couldn't allocate dummy buffer\n");
+		ret = PTR_ERR(root->node);
 		goto out;
 	}
 	btrfs_set_header_level(root->node, 0);
diff --git a/fs/btrfs/tests/qgroup-tests.c b/fs/btrfs/tests/qgroup-tests.c
index 578fd045e859..eb72cf280546 100644
--- a/fs/btrfs/tests/qgroup-tests.c
+++ b/fs/btrfs/tests/qgroup-tests.c
@@ -487,9 +487,9 @@ int btrfs_test_qgroups(u32 sectorsize, u32 nodesize)
 	 * *cough*backref walking code*cough*
 	 */
 	root->node = alloc_test_extent_buffer(root->fs_info, nodesize);
-	if (!root->node) {
+	if (IS_ERR(root->node)) {
 		test_msg("Couldn't allocate dummy buffer\n");
-		ret = -ENOMEM;
+		ret = PTR_ERR(root->node);
 		goto out;
 	}
 	btrfs_set_header_level(root->node, 0);
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index e35301e5fe8e..98c397eb054c 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -6018,9 +6018,28 @@ again:
 		wc.replay_dest = btrfs_read_fs_root_no_name(fs_info, &tmp_key);
 		if (IS_ERR(wc.replay_dest)) {
 			ret = PTR_ERR(wc.replay_dest);
+
+			/*
+			 * We didn't find the subvol, likely because it was
+			 * deleted.  This is ok, simply skip this log and go to
+			 * the next one.
+			 *
+			 * We need to exclude the root because we can't have
+			 * other log replays overwriting this log as we'll read
+			 * it back in a few more times.  This will keep our
+			 * block from being modified, and we'll just bail for
+			 * each subsequent pass.
+			 */
+			if (ret == -ENOENT)
+				ret = btrfs_pin_extent_for_log_replay(fs_info,
+							log->node->start,
+							log->node->len);
 			free_extent_buffer(log->node);
 			free_extent_buffer(log->commit_root);
 			kfree(log);
+
+			if (!ret)
+				goto next;
 			btrfs_handle_fs_error(fs_info, ret,
 				"Couldn't read target root for tree log recovery.");
 			goto error;
@@ -6052,7 +6071,6 @@ again:
 						  &root->highest_objectid);
 		}
 
-		key.offset = found_key.offset - 1;
 		wc.replay_dest->log_root = NULL;
 		free_extent_buffer(log->node);
 		free_extent_buffer(log->commit_root);
@@ -6060,9 +6078,10 @@ again:
 
 		if (ret)
 			goto error;
-
+next:
 		if (found_key.offset == 0)
 			break;
+		key.offset = found_key.offset - 1;
 	}
 	btrfs_release_path(path);
 
diff --git a/fs/btrfs/uuid-tree.c b/fs/btrfs/uuid-tree.c
index 726f928238d0..331f3a1ad23b 100644
--- a/fs/btrfs/uuid-tree.c
+++ b/fs/btrfs/uuid-tree.c
@@ -336,6 +336,8 @@ again_search_slot:
 				}
 				if (ret < 0 && ret != -ENOENT)
 					goto out;
+				key.offset++;
+				goto again_search_slot;
 			}
 			item_size -= sizeof(subid_le);
 			offset += sizeof(subid_le);
diff --git a/fs/ext4/dir.c b/fs/ext4/dir.c
index 446b6c375b6f..c17855fead7b 100644
--- a/fs/ext4/dir.c
+++ b/fs/ext4/dir.c
@@ -76,6 +76,11 @@ int __ext4_check_dir_entry(const char *function, unsigned int line,
 		error_msg = "rec_len is too small for name_len";
 	else if (unlikely(((char *) de - buf) + rlen > size))
 		error_msg = "directory entry overrun";
+	else if (unlikely(((char *) de - buf) + rlen >
+			  size - EXT4_DIR_REC_LEN(1) &&
+			  ((char *) de - buf) + rlen != size)) {
+		error_msg = "directory entry too close to block end";
+	}
 	else if (unlikely(le32_to_cpu(de->inode) >
 			le32_to_cpu(EXT4_SB(dir->i_sb)->s_es->s_inodes_count)))
 		error_msg = "inode out of bounds";
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 11bc4c69bf16..c2920cbfa3bf 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -5874,7 +5874,7 @@ int ext4_expand_extra_isize(struct inode *inode,
 	error = ext4_journal_get_write_access(handle, iloc->bh);
 	if (error) {
 		brelse(iloc->bh);
-		goto out_stop;
+		goto out_unlock;
 	}
 
 	error = __ext4_expand_extra_isize(inode, new_extra_isize, iloc,
@@ -5884,8 +5884,8 @@ int ext4_expand_extra_isize(struct inode *inode,
 	if (!error)
 		error = rc;
 
+out_unlock:
 	ext4_write_unlock_xattr(inode, &no_expand);
-out_stop:
 	ext4_journal_stop(handle);
 	return error;
 }
diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index b4e0c270def4..0b5c36bd5418 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -2702,7 +2702,7 @@ bool ext4_empty_dir(struct inode *inode)
 {
 	unsigned int offset;
 	struct buffer_head *bh;
-	struct ext4_dir_entry_2 *de, *de1;
+	struct ext4_dir_entry_2 *de;
 	struct super_block *sb;
 
 	if (ext4_has_inline_data(inode)) {
@@ -2727,19 +2727,25 @@ bool ext4_empty_dir(struct inode *inode)
 		return true;
 
 	de = (struct ext4_dir_entry_2 *) bh->b_data;
-	de1 = ext4_next_entry(de, sb->s_blocksize);
-	if (le32_to_cpu(de->inode) != inode->i_ino ||
-			le32_to_cpu(de1->inode) == 0 ||
-			strcmp(".", de->name) || strcmp("..", de1->name)) {
-		ext4_warning_inode(inode, "directory missing '.' and/or '..'");
+	if (ext4_check_dir_entry(inode, NULL, de, bh, bh->b_data, bh->b_size,
+				 0) ||
+	    le32_to_cpu(de->inode) != inode->i_ino || strcmp(".", de->name)) {
+		ext4_warning_inode(inode, "directory missing '.'");
+		brelse(bh);
+		return true;
+	}
+	offset = ext4_rec_len_from_disk(de->rec_len, sb->s_blocksize);
+	de = ext4_next_entry(de, sb->s_blocksize);
+	if (ext4_check_dir_entry(inode, NULL, de, bh, bh->b_data, bh->b_size,
+				 offset) ||
+	    le32_to_cpu(de->inode) == 0 || strcmp("..", de->name)) {
+		ext4_warning_inode(inode, "directory missing '..'");
 		brelse(bh);
 		return true;
 	}
-	offset = ext4_rec_len_from_disk(de->rec_len, sb->s_blocksize) +
-		 ext4_rec_len_from_disk(de1->rec_len, sb->s_blocksize);
-	de = ext4_next_entry(de1, sb->s_blocksize);
+	offset += ext4_rec_len_from_disk(de->rec_len, sb->s_blocksize);
 	while (offset < inode->i_size) {
-		if ((void *) de >= (void *) (bh->b_data+sb->s_blocksize)) {
+		if (!(offset & (sb->s_blocksize - 1))) {
 			unsigned int lblock;
 			brelse(bh);
 			lblock = offset >> EXT4_BLOCK_SIZE_BITS(sb);
@@ -2750,12 +2756,11 @@ bool ext4_empty_dir(struct inode *inode)
 			}
 			if (IS_ERR(bh))
 				return true;
-			de = (struct ext4_dir_entry_2 *) bh->b_data;
 		}
+		de = (struct ext4_dir_entry_2 *) (bh->b_data +
+					(offset & (sb->s_blocksize - 1)));
 		if (ext4_check_dir_entry(inode, NULL, de, bh,
 					 bh->b_data, bh->b_size, offset)) {
-			de = (struct ext4_dir_entry_2 *)(bh->b_data +
-							 sb->s_blocksize);
 			offset = (offset | (sb->s_blocksize - 1)) + 1;
 			continue;
 		}
@@ -2764,7 +2769,6 @@ bool ext4_empty_dir(struct inode *inode)
 			return false;
 		}
 		offset += ext4_rec_len_from_disk(de->rec_len, sb->s_blocksize);
-		de = ext4_next_entry(de, sb->s_blocksize);
 	}
 	brelse(bh);
 	return true;
diff --git a/include/drm/drm_dp_mst_helper.h b/include/drm/drm_dp_mst_helper.h
index d55abb75f29a..eec6cba204ea 100644
--- a/include/drm/drm_dp_mst_helper.h
+++ b/include/drm/drm_dp_mst_helper.h
@@ -313,7 +313,7 @@ struct drm_dp_resource_status_notify {
 
 struct drm_dp_query_payload_ack_reply {
 	u8 port_number;
-	u8 allocated_pbn;
+	u16 allocated_pbn;
 };
 
 struct drm_dp_sideband_msg_req_body {
diff --git a/include/linux/miscdevice.h b/include/linux/miscdevice.h
index 4de703d9e21f..5e1e50b8f8c4 100644
--- a/include/linux/miscdevice.h
+++ b/include/linux/miscdevice.h
@@ -56,6 +56,7 @@
 #define UHID_MINOR		239
 #define USERIO_MINOR		240
 #define VHOST_VSOCK_MINOR	241
+#define RFKILL_MINOR		242
 #define MISC_DYNAMIC_MINOR	255
 
 struct device;
diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h
index 1c2e8d6b7274..6db347b58644 100644
--- a/include/linux/mod_devicetable.h
+++ b/include/linux/mod_devicetable.h
@@ -519,9 +519,9 @@ struct platform_device_id {
 #define MDIO_NAME_SIZE		32
 #define MDIO_MODULE_PREFIX	"mdio:"
 
-#define MDIO_ID_FMT "%d%d%d%d%d%d%d%d%d%d%d%d%d%d%d%d%d%d%d%d%d%d%d%d%d%d%d%d%d%d%d%d"
+#define MDIO_ID_FMT "%u%u%u%u%u%u%u%u%u%u%u%u%u%u%u%u%u%u%u%u%u%u%u%u%u%u%u%u%u%u%u%u"
 #define MDIO_ID_ARGS(_id) \
-	(_id)>>31, ((_id)>>30) & 1, ((_id)>>29) & 1, ((_id)>>28) & 1,	\
+	((_id)>>31) & 1, ((_id)>>30) & 1, ((_id)>>29) & 1, ((_id)>>28) & 1, \
 	((_id)>>27) & 1, ((_id)>>26) & 1, ((_id)>>25) & 1, ((_id)>>24) & 1, \
 	((_id)>>23) & 1, ((_id)>>22) & 1, ((_id)>>21) & 1, ((_id)>>20) & 1, \
 	((_id)>>19) & 1, ((_id)>>18) & 1, ((_id)>>17) & 1, ((_id)>>16) & 1, \
diff --git a/include/net/dst.h b/include/net/dst.h
index 2acd670fc86b..fe230dd62c28 100644
--- a/include/net/dst.h
+++ b/include/net/dst.h
@@ -110,7 +110,7 @@ struct dst_entry {
 struct dst_metrics {
 	u32		metrics[RTAX_MAX];
 	refcount_t	refcnt;
-};
+} __aligned(4);		/* Low pointer bits contain DST_METRICS_FLAGS */
 extern const struct dst_metrics dst_default_metrics;
 
 u32 *dst_cow_metrics_generic(struct dst_entry *dst, unsigned long old);
diff --git a/include/trace/events/wbt.h b/include/trace/events/wbt.h
index b048694070e2..37342a13c9cb 100644
--- a/include/trace/events/wbt.h
+++ b/include/trace/events/wbt.h
@@ -33,7 +33,8 @@ TRACE_EVENT(wbt_stat,
 	),
 
 	TP_fast_assign(
-		strncpy(__entry->name, dev_name(bdi->dev), 32);
+		strlcpy(__entry->name, dev_name(bdi->dev),
+			ARRAY_SIZE(__entry->name));
 		__entry->rmean		= stat[0].mean;
 		__entry->rmin		= stat[0].min;
 		__entry->rmax		= stat[0].max;
@@ -67,7 +68,8 @@ TRACE_EVENT(wbt_lat,
 	),
 
 	TP_fast_assign(
-		strncpy(__entry->name, dev_name(bdi->dev), 32);
+		strlcpy(__entry->name, dev_name(bdi->dev),
+			ARRAY_SIZE(__entry->name));
 		__entry->lat = div_u64(lat, 1000);
 	),
 
@@ -103,7 +105,8 @@ TRACE_EVENT(wbt_step,
 	),
 
 	TP_fast_assign(
-		strncpy(__entry->name, dev_name(bdi->dev), 32);
+		strlcpy(__entry->name, dev_name(bdi->dev),
+			ARRAY_SIZE(__entry->name));
 		__entry->msg	= msg;
 		__entry->step	= step;
 		__entry->window	= div_u64(window, 1000);
@@ -138,7 +141,8 @@ TRACE_EVENT(wbt_timer,
 	),
 
 	TP_fast_assign(
-		strncpy(__entry->name, dev_name(bdi->dev), 32);
+		strlcpy(__entry->name, dev_name(bdi->dev),
+			ARRAY_SIZE(__entry->name));
 		__entry->status		= status;
 		__entry->step		= step;
 		__entry->inflight	= inflight;
diff --git a/include/uapi/linux/cec-funcs.h b/include/uapi/linux/cec-funcs.h
index 28e8a2a86e16..2a114f7a24d4 100644
--- a/include/uapi/linux/cec-funcs.h
+++ b/include/uapi/linux/cec-funcs.h
@@ -952,7 +952,8 @@ static inline void cec_msg_give_deck_status(struct cec_msg *msg,
 	msg->len = 3;
 	msg->msg[1] = CEC_MSG_GIVE_DECK_STATUS;
 	msg->msg[2] = status_req;
-	msg->reply = reply ? CEC_MSG_DECK_STATUS : 0;
+	msg->reply = (reply && status_req != CEC_OP_STATUS_REQ_OFF) ?
+				CEC_MSG_DECK_STATUS : 0;
 }
 
 static inline void cec_ops_give_deck_status(const struct cec_msg *msg,
@@ -1056,7 +1057,8 @@ static inline void cec_msg_give_tuner_device_status(struct cec_msg *msg,
 	msg->len = 3;
 	msg->msg[1] = CEC_MSG_GIVE_TUNER_DEVICE_STATUS;
 	msg->msg[2] = status_req;
-	msg->reply = reply ? CEC_MSG_TUNER_DEVICE_STATUS : 0;
+	msg->reply = (reply && status_req != CEC_OP_STATUS_REQ_OFF) ?
+				CEC_MSG_TUNER_DEVICE_STATUS : 0;
 }
 
 static inline void cec_ops_give_tuner_device_status(const struct cec_msg *msg,
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 6bc679cd3481..ff80a9d41ce1 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -802,8 +802,8 @@ static int hci_init4_req(struct hci_request *req, unsigned long opt)
 	if (hdev->le_features[0] & HCI_LE_DATA_LEN_EXT) {
 		struct hci_cp_le_write_def_data_len cp;
 
-		cp.tx_len = hdev->le_max_tx_len;
-		cp.tx_time = hdev->le_max_tx_time;
+		cp.tx_len = cpu_to_le16(hdev->le_max_tx_len);
+		cp.tx_time = cpu_to_le16(hdev->le_max_tx_time);
 		hci_req_add(req, HCI_OP_LE_WRITE_DEF_DATA_LEN, sizeof(cp), &cp);
 	}
 
@@ -4215,7 +4215,14 @@ static void hci_rx_work(struct work_struct *work)
 			hci_send_to_sock(hdev, skb);
 		}
 
-		if (hci_dev_test_flag(hdev, HCI_USER_CHANNEL)) {
+		/* If the device has been opened in HCI_USER_CHANNEL,
+		 * the userspace has exclusive access to device.
+		 * When device is HCI_INIT, we still need to process
+		 * the data packets to the driver in order
+		 * to complete its setup().
+		 */
+		if (hci_dev_test_flag(hdev, HCI_USER_CHANNEL) &&
+		    !test_bit(HCI_INIT, &hdev->flags)) {
 			kfree_skb(skb);
 			continue;
 		}
diff --git a/net/bluetooth/hci_request.c b/net/bluetooth/hci_request.c
index b73ac149de34..759329bec399 100644
--- a/net/bluetooth/hci_request.c
+++ b/net/bluetooth/hci_request.c
@@ -1095,6 +1095,14 @@ static u8 create_instance_adv_data(struct hci_dev *hdev, u8 instance, u8 *ptr)
 
 	instance_flags = get_adv_instance_flags(hdev, instance);
 
+	/* If instance already has the flags set skip adding it once
+	 * again.
+	 */
+	if (adv_instance && eir_get_data(adv_instance->adv_data,
+					 adv_instance->adv_data_len, EIR_FLAGS,
+					 NULL))
+		goto skip_flags;
+
 	/* The Add Advertising command allows userspace to set both the general
 	 * and limited discoverable flags.
 	 */
@@ -1127,6 +1135,7 @@ static u8 create_instance_adv_data(struct hci_dev *hdev, u8 instance, u8 *ptr)
 		}
 	}
 
+skip_flags:
 	if (adv_instance) {
 		memcpy(ptr, adv_instance->adv_data,
 		       adv_instance->adv_data_len);
diff --git a/net/mac80211/status.c b/net/mac80211/status.c
index b18466cf466c..fbe7354aeac7 100644
--- a/net/mac80211/status.c
+++ b/net/mac80211/status.c
@@ -856,7 +856,8 @@ static void __ieee80211_tx_status(struct ieee80211_hw *hw,
 			I802_DEBUG_INC(local->dot11FailedCount);
 	}
 
-	if (ieee80211_is_nullfunc(fc) && ieee80211_has_pm(fc) &&
+	if ((ieee80211_is_nullfunc(fc) || ieee80211_is_qos_nullfunc(fc)) &&
+	    ieee80211_has_pm(fc) &&
 	    ieee80211_hw_check(&local->hw, REPORTS_TX_ACK_STATUS) &&
 	    !(info->flags & IEEE80211_TX_CTL_INJECTED) &&
 	    local->ps_sdata && !(local->scanning)) {
diff --git a/net/nfc/nci/uart.c b/net/nfc/nci/uart.c
index 8d104c1db628..6f5addb5225c 100644
--- a/net/nfc/nci/uart.c
+++ b/net/nfc/nci/uart.c
@@ -348,7 +348,7 @@ static int nci_uart_default_recv_buf(struct nci_uart *nu, const u8 *data,
 			nu->rx_packet_len = -1;
 			nu->rx_skb = nci_skb_alloc(nu->ndev,
 						   NCI_MAX_PACKET_SIZE,
-						   GFP_KERNEL);
+						   GFP_ATOMIC);
 			if (!nu->rx_skb)
 				return -ENOMEM;
 		}
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 1f86bf0d1649..4e1058159b08 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -593,7 +593,8 @@ static int prb_calc_retire_blk_tmo(struct packet_sock *po,
 			msec = 1;
 			div = ecmd.base.speed / 1000;
 		}
-	}
+	} else
+		return DEFAULT_PRB_RETIRE_TOV;
 
 	mbits = (blk_size_in_bytes * 8) / (1024 * 1024);
 
diff --git a/net/rfkill/core.c b/net/rfkill/core.c
index 2064c3a35ef8..99a2e55b01cf 100644
--- a/net/rfkill/core.c
+++ b/net/rfkill/core.c
@@ -1312,10 +1312,12 @@ static const struct file_operations rfkill_fops = {
 	.llseek		= no_llseek,
 };
 
+#define RFKILL_NAME "rfkill"
+
 static struct miscdevice rfkill_miscdev = {
-	.name	= "rfkill",
 	.fops	= &rfkill_fops,
-	.minor	= MISC_DYNAMIC_MINOR,
+	.name	= RFKILL_NAME,
+	.minor	= RFKILL_MINOR,
 };
 
 static int __init rfkill_init(void)
@@ -1367,3 +1369,6 @@ static void __exit rfkill_exit(void)
 	class_unregister(&rfkill_class);
 }
 module_exit(rfkill_exit);
+
+MODULE_ALIAS_MISCDEV(RFKILL_MINOR);
+MODULE_ALIAS("devname:" RFKILL_NAME);
diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index 01f88e9abbc6..bf39f317953a 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -253,6 +253,7 @@ static void sctp_v4_from_skb(union sctp_addr *addr, struct sk_buff *skb,
 		sa->sin_port = sh->dest;
 		sa->sin_addr.s_addr = ip_hdr(skb)->daddr;
 	}
+	memset(sa->sin_zero, 0, sizeof(sa->sin_zero));
 }
 
 /* Initialize an sctp_addr from a socket. */
@@ -261,6 +262,7 @@ static void sctp_v4_from_sk(union sctp_addr *addr, struct sock *sk)
 	addr->v4.sin_family = AF_INET;
 	addr->v4.sin_port = 0;
 	addr->v4.sin_addr.s_addr = inet_sk(sk)->inet_rcv_saddr;
+	memset(addr->v4.sin_zero, 0, sizeof(addr->v4.sin_zero));
 }
 
 /* Initialize sk->sk_rcv_saddr from sctp_addr. */
@@ -283,6 +285,7 @@ static void sctp_v4_from_addr_param(union sctp_addr *addr,
 	addr->v4.sin_family = AF_INET;
 	addr->v4.sin_port = port;
 	addr->v4.sin_addr.s_addr = param->v4.addr.s_addr;
+	memset(addr->v4.sin_zero, 0, sizeof(addr->v4.sin_zero));
 }
 
 /* Initialize an address parameter from a sctp_addr and return the length
@@ -307,6 +310,7 @@ static void sctp_v4_dst_saddr(union sctp_addr *saddr, struct flowi4 *fl4,
 	saddr->v4.sin_family = AF_INET;
 	saddr->v4.sin_port = port;
 	saddr->v4.sin_addr.s_addr = fl4->saddr;
+	memset(saddr->v4.sin_zero, 0, sizeof(saddr->v4.sin_zero));
 }
 
 /* Compare two addresses exactly. */
@@ -329,6 +333,7 @@ static void sctp_v4_inaddr_any(union sctp_addr *addr, __be16 port)
 	addr->v4.sin_family = AF_INET;
 	addr->v4.sin_addr.s_addr = htonl(INADDR_ANY);
 	addr->v4.sin_port = port;
+	memset(addr->v4.sin_zero, 0, sizeof(addr->v4.sin_zero));
 }
 
 /* Is this a wildcard address? */
diff --git a/samples/bpf/cgroup_helpers.c b/samples/bpf/cgroup_helpers.c
index 09afaddfc9ba..b5c09cd6c7bd 100644
--- a/samples/bpf/cgroup_helpers.c
+++ b/samples/bpf/cgroup_helpers.c
@@ -43,7 +43,7 @@
  */
 int setup_cgroup_environment(void)
 {
-	char cgroup_workdir[PATH_MAX + 1];
+	char cgroup_workdir[PATH_MAX - 24];
 
 	format_cgroup_path(cgroup_workdir, "");
 
diff --git a/samples/pktgen/functions.sh b/samples/pktgen/functions.sh
index 205e4cde4601..065a7e296ee3 100644
--- a/samples/pktgen/functions.sh
+++ b/samples/pktgen/functions.sh
@@ -5,6 +5,8 @@
 # Author: Jesper Dangaaard Brouer
 # License: GPL
 
+set -o errexit
+
 ## -- General shell logging cmds --
 function err() {
     local exitcode=$1
@@ -58,6 +60,7 @@ function pg_set() {
 function proc_cmd() {
     local result
     local proc_file=$1
+    local status=0
     # after shift, the remaining args are contained in $@
     shift
     local proc_ctrl=${PROC_DIR}/$proc_file
@@ -73,13 +76,13 @@ function proc_cmd() {
 	echo "cmd: $@ > $proc_ctrl"
     fi
     # Quoting of "$@" is important for space expansion
-    echo "$@" > "$proc_ctrl"
-    local status=$?
+    echo "$@" > "$proc_ctrl" || status=$?
 
-    result=$(grep "Result: OK:" $proc_ctrl)
-    # Due to pgctrl, cannot use exit code $? from grep
-    if [[ "$result" == "" ]]; then
-	grep "Result:" $proc_ctrl >&2
+    if [[ "$proc_file" != "pgctrl" ]]; then
+        result=$(grep "Result: OK:" $proc_ctrl) || true
+        if [[ "$result" == "" ]]; then
+            grep "Result:" $proc_ctrl >&2
+        fi
     fi
     if (( $status != 0 )); then
 	err 5 "Write error($status) occurred cmd: \"$@ > $proc_ctrl\""
@@ -105,6 +108,8 @@ function pgset() {
     fi
 }
 
+[[ $EUID -eq 0 ]] && trap 'pg_ctrl "reset"' EXIT
+
 ## -- General shell tricks --
 
 function root_check_run_with_sudo() {
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
index 182e4afd21eb..14b1ee29509d 100644
--- a/sound/core/pcm_native.c
+++ b/sound/core/pcm_native.c
@@ -720,6 +720,10 @@ static int snd_pcm_hw_params(struct snd_pcm_substream *substream,
 	while (runtime->boundary * 2 <= LONG_MAX - runtime->buffer_size)
 		runtime->boundary *= 2;
 
+	/* clear the buffer for avoiding possible kernel info leaks */
+	if (runtime->dma_area && !substream->ops->copy_user)
+		memset(runtime->dma_area, 0, runtime->dma_bytes);
+
 	snd_pcm_timer_resolution_change(substream);
 	snd_pcm_set_state(substream, SNDRV_PCM_STATE_SETUP);
 
diff --git a/sound/core/timer.c b/sound/core/timer.c
index c60dfd52e8a6..22589a073423 100644
--- a/sound/core/timer.c
+++ b/sound/core/timer.c
@@ -88,6 +88,9 @@ static LIST_HEAD(snd_timer_slave_list);
 /* lock for slave active lists */
 static DEFINE_SPINLOCK(slave_active_lock);
 
+#define MAX_SLAVE_INSTANCES	1000
+static int num_slaves;
+
 static DEFINE_MUTEX(register_mutex);
 
 static int snd_timer_free(struct snd_timer *timer);
@@ -266,6 +269,10 @@ int snd_timer_open(struct snd_timer_instance **ti,
 			err = -EINVAL;
 			goto unlock;
 		}
+		if (num_slaves >= MAX_SLAVE_INSTANCES) {
+			err = -EBUSY;
+			goto unlock;
+		}
 		timeri = snd_timer_instance_new(owner, NULL);
 		if (!timeri) {
 			err = -ENOMEM;
@@ -275,6 +282,7 @@ int snd_timer_open(struct snd_timer_instance **ti,
 		timeri->slave_id = tid->device;
 		timeri->flags |= SNDRV_TIMER_IFLG_SLAVE;
 		list_add_tail(&timeri->open_list, &snd_timer_slave_list);
+		num_slaves++;
 		err = snd_timer_check_slave(timeri);
 		if (err < 0) {
 			snd_timer_close_locked(timeri, &card_dev_to_put);
@@ -364,6 +372,8 @@ static int snd_timer_close_locked(struct snd_timer_instance *timeri,
 	struct snd_timer_instance *slave, *tmp;
 
 	list_del(&timeri->open_list);
+	if (timeri->flags & SNDRV_TIMER_IFLG_SLAVE)
+		num_slaves--;
 
 	/* force to stop the timer */
 	snd_timer_stop(timeri);
diff --git a/sound/pci/hda/patch_ca0132.c b/sound/pci/hda/patch_ca0132.c
index 9876d8dc2ede..92f5f452bee2 100644
--- a/sound/pci/hda/patch_ca0132.c
+++ b/sound/pci/hda/patch_ca0132.c
@@ -1300,13 +1300,14 @@ struct scp_msg {
 
 static void dspio_clear_response_queue(struct hda_codec *codec)
 {
+	unsigned long timeout = jiffies + msecs_to_jiffies(1000);
 	unsigned int dummy = 0;
-	int status = -1;
+	int status;
 
 	/* clear all from the response queue */
 	do {
 		status = dspio_read(codec, &dummy);
-	} while (status == 0);
+	} while (status == 0 && time_before(jiffies, timeout));
 }
 
 static int dspio_get_response_data(struct hda_codec *codec)
@@ -4424,12 +4425,14 @@ static void ca0132_process_dsp_response(struct hda_codec *codec,
 	struct ca0132_spec *spec = codec->spec;
 
 	codec_dbg(codec, "ca0132_process_dsp_response\n");
+	snd_hda_power_up_pm(codec);
 	if (spec->wait_scp) {
 		if (dspio_get_response_data(codec) >= 0)
 			spec->wait_scp = 0;
 	}
 
 	dspio_clear_response_queue(codec);
+	snd_hda_power_down_pm(codec);
 }
 
 static void hp_callback(struct hda_codec *codec, struct hda_jack_callback *cb)
diff --git a/sound/soc/codecs/rt5677.c b/sound/soc/codecs/rt5677.c
index 1cd20b88a3a9..82ee8f4b965b 100644
--- a/sound/soc/codecs/rt5677.c
+++ b/sound/soc/codecs/rt5677.c
@@ -297,6 +297,7 @@ static bool rt5677_volatile_register(struct device *dev, unsigned int reg)
 	case RT5677_I2C_MASTER_CTRL7:
 	case RT5677_I2C_MASTER_CTRL8:
 	case RT5677_HAP_GENE_CTRL2:
+	case RT5677_PWR_ANLG2: /* Modified by DSP firmware */
 	case RT5677_PWR_DSP_ST:
 	case RT5677_PRIV_DATA:
 	case RT5677_ASRC_22:
diff --git a/sound/soc/intel/boards/kbl_rt5663_rt5514_max98927.c b/sound/soc/intel/boards/kbl_rt5663_rt5514_max98927.c
index 41cb1fefbd42..405196283688 100644
--- a/sound/soc/intel/boards/kbl_rt5663_rt5514_max98927.c
+++ b/sound/soc/intel/boards/kbl_rt5663_rt5514_max98927.c
@@ -422,6 +422,9 @@ static int kabylake_dmic_startup(struct snd_pcm_substream *substream)
 	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
 			dmic_constraints);
 
+	runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE;
+	snd_pcm_hw_constraint_msbits(runtime, 0, 16, 16);
+
 	return snd_pcm_hw_constraint_list(substream->runtime, 0,
 			SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
 }
diff --git a/tools/lib/subcmd/Makefile b/tools/lib/subcmd/Makefile
index 5b2cd5e58df0..5dbb0dde208c 100644
--- a/tools/lib/subcmd/Makefile
+++ b/tools/lib/subcmd/Makefile
@@ -28,7 +28,9 @@ ifeq ($(DEBUG),0)
   endif
 endif
 
-ifeq ($(CC_NO_CLANG), 0)
+ifeq ($(DEBUG),1)
+  CFLAGS += -O0
+else ifeq ($(CC_NO_CLANG), 0)
   CFLAGS += -O3
 else
   CFLAGS += -O6
diff --git a/tools/lib/traceevent/parse-filter.c b/tools/lib/traceevent/parse-filter.c
index 5e10ba796a6f..569bceff5f51 100644
--- a/tools/lib/traceevent/parse-filter.c
+++ b/tools/lib/traceevent/parse-filter.c
@@ -1492,8 +1492,10 @@ static int copy_filter_type(struct event_filter *filter,
 	if (strcmp(str, "TRUE") == 0 || strcmp(str, "FALSE") == 0) {
 		/* Add trivial event */
 		arg = allocate_arg();
-		if (arg == NULL)
+		if (arg == NULL) {
+			free(str);
 			return -1;
+		}
 
 		arg->type = FILTER_ARG_BOOLEAN;
 		if (strcmp(str, "TRUE") == 0)
@@ -1502,8 +1504,11 @@ static int copy_filter_type(struct event_filter *filter,
 			arg->boolean.value = 0;
 
 		filter_type = add_filter_type(filter, event->id);
-		if (filter_type == NULL)
+		if (filter_type == NULL) {
+			free(str);
+			free_arg(arg);
 			return -1;
+		}
 
 		filter_type->filter = arg;
 
diff --git a/tools/objtool/arch/x86/lib/x86-opcode-map.txt b/tools/objtool/arch/x86/lib/x86-opcode-map.txt
index e0b85930dd77..0a0e9112f284 100644
--- a/tools/objtool/arch/x86/lib/x86-opcode-map.txt
+++ b/tools/objtool/arch/x86/lib/x86-opcode-map.txt
@@ -333,7 +333,7 @@ AVXcode: 1
 06: CLTS
 07: SYSRET (o64)
 08: INVD
-09: WBINVD
+09: WBINVD | WBNOINVD (F3)
 0a:
 0b: UD2 (1B)
 0c:
@@ -364,7 +364,7 @@ AVXcode: 1
 # a ModR/M byte.
 1a: BNDCL Gv,Ev (F3) | BNDCU Gv,Ev (F2) | BNDMOV Gv,Ev (66) | BNDLDX Gv,Ev
 1b: BNDCN Gv,Ev (F2) | BNDMOV Ev,Gv (66) | BNDMK Gv,Ev (F3) | BNDSTX Ev,Gv
-1c:
+1c: Grp20 (1A),(1C)
 1d:
 1e:
 1f: NOP Ev
@@ -792,6 +792,8 @@ f3: Grp17 (1A)
 f5: BZHI Gy,Ey,By (v) | PEXT Gy,By,Ey (F3),(v) | PDEP Gy,By,Ey (F2),(v)
 f6: ADCX Gy,Ey (66) | ADOX Gy,Ey (F3) | MULX By,Gy,rDX,Ey (F2),(v)
 f7: BEXTR Gy,Ey,By (v) | SHLX Gy,Ey,By (66),(v) | SARX Gy,Ey,By (F3),(v) | SHRX Gy,Ey,By (F2),(v)
+f8: MOVDIR64B Gv,Mdqq (66) | ENQCMD Gv,Mdqq (F2) | ENQCMDS Gv,Mdqq (F3)
+f9: MOVDIRI My,Gy
 EndTable
 
 Table: 3-byte opcode 2 (0x0f 0x3a)
@@ -943,9 +945,9 @@ GrpTable: Grp6
 EndTable
 
 GrpTable: Grp7
-0: SGDT Ms | VMCALL (001),(11B) | VMLAUNCH (010),(11B) | VMRESUME (011),(11B) | VMXOFF (100),(11B)
-1: SIDT Ms | MONITOR (000),(11B) | MWAIT (001),(11B) | CLAC (010),(11B) | STAC (011),(11B)
-2: LGDT Ms | XGETBV (000),(11B) | XSETBV (001),(11B) | VMFUNC (100),(11B) | XEND (101)(11B) | XTEST (110)(11B)
+0: SGDT Ms | VMCALL (001),(11B) | VMLAUNCH (010),(11B) | VMRESUME (011),(11B) | VMXOFF (100),(11B) | PCONFIG (101),(11B) | ENCLV (000),(11B)
+1: SIDT Ms | MONITOR (000),(11B) | MWAIT (001),(11B) | CLAC (010),(11B) | STAC (011),(11B) | ENCLS (111),(11B)
+2: LGDT Ms | XGETBV (000),(11B) | XSETBV (001),(11B) | VMFUNC (100),(11B) | XEND (101)(11B) | XTEST (110)(11B) | ENCLU (111),(11B)
 3: LIDT Ms
 4: SMSW Mw/Rv
 5: rdpkru (110),(11B) | wrpkru (111),(11B)
@@ -1020,7 +1022,7 @@ GrpTable: Grp15
 3: vstmxcsr Md (v1) | WRGSBASE Ry (F3),(11B)
 4: XSAVE | ptwrite Ey (F3),(11B)
 5: XRSTOR | lfence (11B)
-6: XSAVEOPT | clwb (66) | mfence (11B)
+6: XSAVEOPT | clwb (66) | mfence (11B) | TPAUSE Rd (66),(11B) | UMONITOR Rv (F3),(11B) | UMWAIT Rd (F2),(11B)
 7: clflush | clflushopt (66) | sfence (11B)
 EndTable
 
@@ -1051,6 +1053,10 @@ GrpTable: Grp19
 6: vscatterpf1qps/d Wx (66),(ev)
 EndTable
 
+GrpTable: Grp20
+0: cldemote Mb
+EndTable
+
 # AMD's Prefetch Group
 GrpTable: GrpP
 0: PREFETCH
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index 4ddb0726eebc..fd4dd12b8f9d 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -342,6 +342,13 @@ static int report__setup_sample_type(struct report *rep)
 				PERF_SAMPLE_BRANCH_ANY))
 		rep->nonany_branch_mode = true;
 
+#ifndef HAVE_LIBUNWIND_SUPPORT
+	if (dwarf_callchain_users) {
+		ui__warning("Please install libunwind development packages "
+			    "during the perf build.\n");
+	}
+#endif
+
 	return 0;
 }
 
diff --git a/tools/perf/tests/task-exit.c b/tools/perf/tests/task-exit.c
index 89c8e1604ca7..94fe5464bc6f 100644
--- a/tools/perf/tests/task-exit.c
+++ b/tools/perf/tests/task-exit.c
@@ -104,6 +104,7 @@ int test__task_exit(struct test *test __maybe_unused, int subtest __maybe_unused
 	if (perf_evlist__mmap(evlist, 128, true) < 0) {
 		pr_debug("failed to mmap events: %d (%s)\n", errno,
 			 str_error_r(errno, sbuf, sizeof(sbuf)));
+		err = -1;
 		goto out_delete_evlist;
 	}
 
diff --git a/tools/perf/util/dwarf-aux.c b/tools/perf/util/dwarf-aux.c
index f5acda13dcfa..289ef63208fb 100644
--- a/tools/perf/util/dwarf-aux.c
+++ b/tools/perf/util/dwarf-aux.c
@@ -320,21 +320,51 @@ bool die_is_func_def(Dwarf_Die *dw_die)
 		dwarf_attr(dw_die, DW_AT_declaration, &attr) == NULL);
 }
 
+/**
+ * die_entrypc - Returns entry PC (the lowest address) of a DIE
+ * @dw_die: a DIE
+ * @addr: where to store entry PC
+ *
+ * Since dwarf_entrypc() does not return entry PC if the DIE has only address
+ * range, we have to use this to retrieve the lowest address from the address
+ * range attribute.
+ */
+int die_entrypc(Dwarf_Die *dw_die, Dwarf_Addr *addr)
+{
+	Dwarf_Addr base, end;
+
+	if (!addr)
+		return -EINVAL;
+
+	if (dwarf_entrypc(dw_die, addr) == 0)
+		return 0;
+
+	return dwarf_ranges(dw_die, 0, &base, addr, &end) < 0 ? -ENOENT : 0;
+}
+
 /**
  * die_is_func_instance - Ensure that this DIE is an instance of a subprogram
  * @dw_die: a DIE
  *
  * Ensure that this DIE is an instance (which has an entry address).
- * This returns true if @dw_die is a function instance. If not, you need to
- * call die_walk_instances() to find actual instances.
+ * This returns true if @dw_die is a function instance. If not, the @dw_die
+ * must be a prototype. You can use die_walk_instances() to find actual
+ * instances.
  **/
 bool die_is_func_instance(Dwarf_Die *dw_die)
 {
 	Dwarf_Addr tmp;
+	Dwarf_Attribute attr_mem;
+	int tag = dwarf_tag(dw_die);
 
-	/* Actually gcc optimizes non-inline as like as inlined */
-	return !dwarf_func_inline(dw_die) && dwarf_entrypc(dw_die, &tmp) == 0;
+	if (tag != DW_TAG_subprogram &&
+	    tag != DW_TAG_inlined_subroutine)
+		return false;
+
+	return dwarf_entrypc(dw_die, &tmp) == 0 ||
+		dwarf_attr(dw_die, DW_AT_ranges, &attr_mem) != NULL;
 }
+
 /**
  * die_get_data_member_location - Get the data-member offset
  * @mb_die: a DIE of a member of a data structure
@@ -611,6 +641,9 @@ static int __die_walk_instances_cb(Dwarf_Die *inst, void *data)
 	Dwarf_Die *origin;
 	int tmp;
 
+	if (!die_is_func_instance(inst))
+		return DIE_FIND_CB_CONTINUE;
+
 	attr = dwarf_attr(inst, DW_AT_abstract_origin, &attr_mem);
 	if (attr == NULL)
 		return DIE_FIND_CB_CONTINUE;
@@ -682,15 +715,14 @@ static int __die_walk_funclines_cb(Dwarf_Die *in_die, void *data)
 	if (dwarf_tag(in_die) == DW_TAG_inlined_subroutine) {
 		fname = die_get_call_file(in_die);
 		lineno = die_get_call_lineno(in_die);
-		if (fname && lineno > 0 && dwarf_entrypc(in_die, &addr) == 0) {
+		if (fname && lineno > 0 && die_entrypc(in_die, &addr) == 0) {
 			lw->retval = lw->callback(fname, lineno, addr, lw->data);
 			if (lw->retval != 0)
 				return DIE_FIND_CB_END;
 		}
+		if (!lw->recursive)
+			return DIE_FIND_CB_SIBLING;
 	}
-	if (!lw->recursive)
-		/* Don't need to search recursively */
-		return DIE_FIND_CB_SIBLING;
 
 	if (addr) {
 		fname = dwarf_decl_file(in_die);
@@ -723,7 +755,7 @@ static int __die_walk_funclines(Dwarf_Die *sp_die, bool recursive,
 	/* Handle function declaration line */
 	fname = dwarf_decl_file(sp_die);
 	if (fname && dwarf_decl_line(sp_die, &lineno) == 0 &&
-	    dwarf_entrypc(sp_die, &addr) == 0) {
+	    die_entrypc(sp_die, &addr) == 0) {
 		lw.retval = callback(fname, lineno, addr, data);
 		if (lw.retval != 0)
 			goto done;
@@ -737,6 +769,10 @@ static int __die_walk_culines_cb(Dwarf_Die *sp_die, void *data)
 {
 	struct __line_walk_param *lw = data;
 
+	/*
+	 * Since inlined function can include another inlined function in
+	 * the same file, we need to walk in it recursively.
+	 */
 	lw->retval = __die_walk_funclines(sp_die, true, lw->callback, lw->data);
 	if (lw->retval != 0)
 		return DWARF_CB_ABORT;
@@ -761,11 +797,12 @@ int die_walk_lines(Dwarf_Die *rt_die, line_walk_callback_t callback, void *data)
 	Dwarf_Lines *lines;
 	Dwarf_Line *line;
 	Dwarf_Addr addr;
-	const char *fname, *decf = NULL;
+	const char *fname, *decf = NULL, *inf = NULL;
 	int lineno, ret = 0;
 	int decl = 0, inl;
 	Dwarf_Die die_mem, *cu_die;
 	size_t nlines, i;
+	bool flag;
 
 	/* Get the CU die */
 	if (dwarf_tag(rt_die) != DW_TAG_compile_unit) {
@@ -796,6 +833,12 @@ int die_walk_lines(Dwarf_Die *rt_die, line_walk_callback_t callback, void *data)
 				  "Possible error in debuginfo.\n");
 			continue;
 		}
+		/* Skip end-of-sequence */
+		if (dwarf_lineendsequence(line, &flag) != 0 || flag)
+			continue;
+		/* Skip Non statement line-info */
+		if (dwarf_linebeginstatement(line, &flag) != 0 || !flag)
+			continue;
 		/* Filter lines based on address */
 		if (rt_die != cu_die) {
 			/*
@@ -805,13 +848,21 @@ int die_walk_lines(Dwarf_Die *rt_die, line_walk_callback_t callback, void *data)
 			 */
 			if (!dwarf_haspc(rt_die, addr))
 				continue;
+
 			if (die_find_inlinefunc(rt_die, addr, &die_mem)) {
+				/* Call-site check */
+				inf = die_get_call_file(&die_mem);
+				if ((inf && !strcmp(inf, decf)) &&
+				    die_get_call_lineno(&die_mem) == lineno)
+					goto found;
+
 				dwarf_decl_line(&die_mem, &inl);
 				if (inl != decl ||
 				    decf != dwarf_decl_file(&die_mem))
 					continue;
 			}
 		}
+found:
 		/* Get source line */
 		fname = dwarf_linesrc(line, NULL, NULL);
 
@@ -826,8 +877,9 @@ int die_walk_lines(Dwarf_Die *rt_die, line_walk_callback_t callback, void *data)
 	 */
 	if (rt_die != cu_die)
 		/*
-		 * Don't need walk functions recursively, because nested
-		 * inlined functions don't have lines of the specified DIE.
+		 * Don't need walk inlined functions recursively, because
+		 * inner inlined functions don't have the lines of the
+		 * specified function.
 		 */
 		ret = __die_walk_funclines(rt_die, false, callback, data);
 	else {
@@ -1002,7 +1054,7 @@ static int die_get_var_innermost_scope(Dwarf_Die *sp_die, Dwarf_Die *vr_die,
 	bool first = true;
 	const char *name;
 
-	ret = dwarf_entrypc(sp_die, &entry);
+	ret = die_entrypc(sp_die, &entry);
 	if (ret)
 		return ret;
 
@@ -1065,7 +1117,7 @@ int die_get_var_range(Dwarf_Die *sp_die, Dwarf_Die *vr_die, struct strbuf *buf)
 	bool first = true;
 	const char *name;
 
-	ret = dwarf_entrypc(sp_die, &entry);
+	ret = die_entrypc(sp_die, &entry);
 	if (ret)
 		return ret;
 
diff --git a/tools/perf/util/dwarf-aux.h b/tools/perf/util/dwarf-aux.h
index 8ac53bf1ec4e..ee15fac4e1d0 100644
--- a/tools/perf/util/dwarf-aux.h
+++ b/tools/perf/util/dwarf-aux.h
@@ -41,6 +41,9 @@ int cu_walk_functions_at(Dwarf_Die *cu_die, Dwarf_Addr addr,
 /* Get DW_AT_linkage_name (should be NULL for C binary) */
 const char *die_get_linkage_name(Dwarf_Die *dw_die);
 
+/* Get the lowest PC in DIE (including range list) */
+int die_entrypc(Dwarf_Die *dw_die, Dwarf_Addr *addr);
+
 /* Ensure that this DIE is a subprogram and definition (not declaration) */
 bool die_is_func_def(Dwarf_Die *dw_die);
 
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index 29e2bb304168..096c52f296d7 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -1253,8 +1253,15 @@ static int __parse_events_add_pmu(struct parse_events_state *parse_state,
 	if (get_config_terms(head_config, &config_terms))
 		return -ENOMEM;
 
-	if (perf_pmu__config(pmu, &attr, head_config, parse_state->error))
+	if (perf_pmu__config(pmu, &attr, head_config, parse_state->error)) {
+		struct perf_evsel_config_term *pos, *tmp;
+
+		list_for_each_entry_safe(pos, tmp, &config_terms, list) {
+			list_del_init(&pos->list);
+			free(pos);
+		}
 		return -EINVAL;
+	}
 
 	evsel = __add_event(list, &parse_state->idx, &attr,
 			    get_config_name(head_config), pmu,
diff --git a/tools/perf/util/probe-finder.c b/tools/perf/util/probe-finder.c
index a5731de0e5eb..30a5e92b67bd 100644
--- a/tools/perf/util/probe-finder.c
+++ b/tools/perf/util/probe-finder.c
@@ -767,6 +767,16 @@ static int find_best_scope_cb(Dwarf_Die *fn_die, void *data)
 	return 0;
 }
 
+/* Return innermost DIE */
+static int find_inner_scope_cb(Dwarf_Die *fn_die, void *data)
+{
+	struct find_scope_param *fsp = data;
+
+	memcpy(fsp->die_mem, fn_die, sizeof(Dwarf_Die));
+	fsp->found = true;
+	return 1;
+}
+
 /* Find an appropriate scope fits to given conditions */
 static Dwarf_Die *find_best_scope(struct probe_finder *pf, Dwarf_Die *die_mem)
 {
@@ -778,8 +788,13 @@ static Dwarf_Die *find_best_scope(struct probe_finder *pf, Dwarf_Die *die_mem)
 		.die_mem = die_mem,
 		.found = false,
 	};
+	int ret;
 
-	cu_walk_functions_at(&pf->cu_die, pf->addr, find_best_scope_cb, &fsp);
+	ret = cu_walk_functions_at(&pf->cu_die, pf->addr, find_best_scope_cb,
+				   &fsp);
+	if (!ret && !fsp.found)
+		cu_walk_functions_at(&pf->cu_die, pf->addr,
+				     find_inner_scope_cb, &fsp);
 
 	return fsp.found ? die_mem : NULL;
 }
@@ -953,7 +968,7 @@ static int probe_point_inline_cb(Dwarf_Die *in_die, void *data)
 		ret = find_probe_point_lazy(in_die, pf);
 	else {
 		/* Get probe address */
-		if (dwarf_entrypc(in_die, &addr) != 0) {
+		if (die_entrypc(in_die, &addr) != 0) {
 			pr_warning("Failed to get entry address of %s.\n",
 				   dwarf_diename(in_die));
 			return -ENOENT;
@@ -1005,7 +1020,7 @@ static int probe_point_search_cb(Dwarf_Die *sp_die, void *data)
 		param->retval = find_probe_point_by_line(pf);
 	} else if (die_is_func_instance(sp_die)) {
 		/* Instances always have the entry address */
-		dwarf_entrypc(sp_die, &pf->addr);
+		die_entrypc(sp_die, &pf->addr);
 		/* But in some case the entry address is 0 */
 		if (pf->addr == 0) {
 			pr_debug("%s has no entry PC. Skipped\n",
@@ -1417,6 +1432,18 @@ error:
 	return DIE_FIND_CB_END;
 }
 
+static bool available_var_finder_overlap(struct available_var_finder *af)
+{
+	int i;
+
+	for (i = 0; i < af->nvls; i++) {
+		if (af->pf.addr == af->vls[i].point.address)
+			return true;
+	}
+	return false;
+
+}
+
 /* Add a found vars into available variables list */
 static int add_available_vars(Dwarf_Die *sc_die, struct probe_finder *pf)
 {
@@ -1427,6 +1454,14 @@ static int add_available_vars(Dwarf_Die *sc_die, struct probe_finder *pf)
 	Dwarf_Die die_mem;
 	int ret;
 
+	/*
+	 * For some reason (e.g. different column assigned to same address),
+	 * this callback can be called with the address which already passed.
+	 * Ignore it first.
+	 */
+	if (available_var_finder_overlap(af))
+		return 0;
+
 	/* Check number of tevs */
 	if (af->nvls == af->max_vls) {
 		pr_warning("Too many( > %d) probe point found.\n", af->max_vls);
@@ -1570,7 +1605,7 @@ int debuginfo__find_probe_point(struct debuginfo *dbg, unsigned long addr,
 		/* Get function entry information */
 		func = basefunc = dwarf_diename(&spdie);
 		if (!func ||
-		    dwarf_entrypc(&spdie, &baseaddr) != 0 ||
+		    die_entrypc(&spdie, &baseaddr) != 0 ||
 		    dwarf_decl_line(&spdie, &baseline) != 0) {
 			lineno = 0;
 			goto post;
@@ -1587,7 +1622,7 @@ int debuginfo__find_probe_point(struct debuginfo *dbg, unsigned long addr,
 		while (die_find_top_inlinefunc(&spdie, (Dwarf_Addr)addr,
 						&indie)) {
 			/* There is an inline function */
-			if (dwarf_entrypc(&indie, &_addr) == 0 &&
+			if (die_entrypc(&indie, &_addr) == 0 &&
 			    _addr == addr) {
 				/*
 				 * addr is at an inline function entry.
diff --git a/tools/power/cpupower/utils/idle_monitor/hsw_ext_idle.c b/tools/power/cpupower/utils/idle_monitor/hsw_ext_idle.c
index f794d6bbb7e9..3e4ff4a1cdf4 100644
--- a/tools/power/cpupower/utils/idle_monitor/hsw_ext_idle.c
+++ b/tools/power/cpupower/utils/idle_monitor/hsw_ext_idle.c
@@ -40,7 +40,6 @@ static cstate_t hsw_ext_cstates[HSW_EXT_CSTATE_COUNT] = {
 	{
 		.name			= "PC9",
 		.desc			= N_("Processor Package C9"),
-		.desc			= N_("Processor Package C2"),
 		.id			= PC9,
 		.range			= RANGE_PACKAGE,
 		.get_count_percent	= hsw_ext_get_count_percent,