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Date:   Sun, 25 Feb 2018 12:08:15 +0100
From:   Greg KH <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org,
        Andrew Morton <akpm@...ux-foundation.org>,
        torvalds@...ux-foundation.org, stable@...r.kernel.org
Cc:     lwn@....net, Jiri Slaby <jslaby@...e.cz>
Subject: Re: Linux 3.18.96

diff --git a/Documentation/devicetree/bindings/dma/snps-dma.txt b/Documentation/devicetree/bindings/dma/snps-dma.txt
index d58675ea1abf..f4bdc9d62130 100644
--- a/Documentation/devicetree/bindings/dma/snps-dma.txt
+++ b/Documentation/devicetree/bindings/dma/snps-dma.txt
@@ -58,6 +58,6 @@ Example:
 		interrupts = <0 35 0x4>;
 		status = "disabled";
 		dmas = <&dmahost 12 0 1>,
-			<&dmahost 13 0 1 0>;
+			<&dmahost 13 1 0>;
 		dma-names = "rx", "rx";
 	};
diff --git a/Documentation/filesystems/ext4.txt b/Documentation/filesystems/ext4.txt
index 919a3293aaa4..04f7e4ad070b 100644
--- a/Documentation/filesystems/ext4.txt
+++ b/Documentation/filesystems/ext4.txt
@@ -233,7 +233,7 @@ data_err=ignore(*)	Just print an error message if an error occurs
 data_err=abort		Abort the journal if an error occurs in a file
 			data buffer in ordered mode.
 
-grpid			Give objects the same group ID as their creator.
+grpid			New objects have the group ID of their parent.
 bsdgroups
 
 nogrpid		(*)	New objects have the group ID of their creator.
diff --git a/Makefile b/Makefile
index c550d72f10fa..aa45be375d8f 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
 VERSION = 3
 PATCHLEVEL = 18
-SUBLEVEL = 95
+SUBLEVEL = 96
 EXTRAVERSION =
 NAME = Diseased Newt
 
diff --git a/arch/arm/boot/dts/am4372.dtsi b/arch/arm/boot/dts/am4372.dtsi
index 46660ffd2b65..6b98998af81e 100644
--- a/arch/arm/boot/dts/am4372.dtsi
+++ b/arch/arm/boot/dts/am4372.dtsi
@@ -702,7 +702,8 @@
 			reg = <0x48038000 0x2000>,
 			      <0x46000000 0x400000>;
 			reg-names = "mpu", "dat";
-			interrupts = <80>, <81>;
+			interrupts = <GIC_SPI 80 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 81 IRQ_TYPE_LEVEL_HIGH>;
 			interrupt-names = "tx", "rx";
 			status = "disabled";
 			dmas = <&edma 8>,
@@ -716,7 +717,8 @@
 			reg = <0x4803C000 0x2000>,
 			      <0x46400000 0x400000>;
 			reg-names = "mpu", "dat";
-			interrupts = <82>, <83>;
+			interrupts = <GIC_SPI 82 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
 			interrupt-names = "tx", "rx";
 			status = "disabled";
 			dmas = <&edma 10>,
diff --git a/arch/arm/boot/dts/s5pv210.dtsi b/arch/arm/boot/dts/s5pv210.dtsi
index 8344a0ee2b86..b03fe747b98c 100644
--- a/arch/arm/boot/dts/s5pv210.dtsi
+++ b/arch/arm/boot/dts/s5pv210.dtsi
@@ -461,6 +461,7 @@
 			compatible = "samsung,exynos4210-ohci";
 			reg = <0xec300000 0x100>;
 			interrupts = <23>;
+			interrupt-parent = <&vic1>;
 			clocks = <&clocks CLK_USB_HOST>;
 			clock-names = "usbhost";
 			#address-cells = <1>;
diff --git a/arch/arm/boot/dts/spear1310-evb.dts b/arch/arm/boot/dts/spear1310-evb.dts
index d42c84b1df8d..9cff28d476be 100644
--- a/arch/arm/boot/dts/spear1310-evb.dts
+++ b/arch/arm/boot/dts/spear1310-evb.dts
@@ -349,7 +349,7 @@
 			spi0: spi@...00000 {
 				status = "okay";
 				num-cs = <3>;
-				cs-gpios = <&gpio1 7 0>, <&spics 0>, <&spics 1>;
+				cs-gpios = <&gpio1 7 0>, <&spics 0 0>, <&spics 1 0>;
 
 				stmpe610@0 {
 					compatible = "st,stmpe610";
diff --git a/arch/arm/boot/dts/spear1340.dtsi b/arch/arm/boot/dts/spear1340.dtsi
index 13e1aa33daa2..69bc407b4a5a 100644
--- a/arch/arm/boot/dts/spear1340.dtsi
+++ b/arch/arm/boot/dts/spear1340.dtsi
@@ -141,8 +141,8 @@
 				reg = <0xb4100000 0x1000>;
 				interrupts = <0 105 0x4>;
 				status = "disabled";
-				dmas = <&dwdma0 0x600 0 0 1>, /* 0xC << 11 */
-					<&dwdma0 0x680 0 1 0>; /* 0xD << 7 */
+				dmas = <&dwdma0 12 0 1>,
+					<&dwdma0 13 1 0>;
 				dma-names = "tx", "rx";
 			};
 
diff --git a/arch/arm/boot/dts/spear13xx.dtsi b/arch/arm/boot/dts/spear13xx.dtsi
index a6eb5436d26d..e6db110e991b 100644
--- a/arch/arm/boot/dts/spear13xx.dtsi
+++ b/arch/arm/boot/dts/spear13xx.dtsi
@@ -100,7 +100,7 @@
 			reg = <0xb2800000 0x1000>;
 			interrupts = <0 29 0x4>;
 			status = "disabled";
-			dmas = <&dwdma0 0 0 0 0>;
+			dmas = <&dwdma0 0 0 0>;
 			dma-names = "data";
 		};
 
@@ -288,8 +288,8 @@
 				#size-cells = <0>;
 				interrupts = <0 31 0x4>;
 				status = "disabled";
-				dmas = <&dwdma0 0x2000 0 0 0>, /* 0x4 << 11 */
-					<&dwdma0 0x0280 0 0 0>;  /* 0x5 << 7 */
+				dmas = <&dwdma0 4 0 0>,
+					<&dwdma0 5 0 0>;
 				dma-names = "tx", "rx";
 			};
 
diff --git a/arch/arm/boot/dts/spear600.dtsi b/arch/arm/boot/dts/spear600.dtsi
index 9f60a7b6a42b..bd379034993c 100644
--- a/arch/arm/boot/dts/spear600.dtsi
+++ b/arch/arm/boot/dts/spear600.dtsi
@@ -194,6 +194,7 @@
 			rtc@...00000 {
 				compatible = "st,spear600-rtc";
 				reg = <0xfc900000 0x1000>;
+				interrupt-parent = <&vic0>;
 				interrupts = <10>;
 				status = "disabled";
 			};
diff --git a/arch/arm/mach-omap2/prm33xx.c b/arch/arm/mach-omap2/prm33xx.c
index 62709cd2f9c5..1b774985997e 100644
--- a/arch/arm/mach-omap2/prm33xx.c
+++ b/arch/arm/mach-omap2/prm33xx.c
@@ -165,17 +165,6 @@ static int am33xx_pwrdm_read_pwrst(struct powerdomain *pwrdm)
 	return v;
 }
 
-static int am33xx_pwrdm_read_prev_pwrst(struct powerdomain *pwrdm)
-{
-	u32 v;
-
-	v = am33xx_prm_read_reg(pwrdm->prcm_offs, pwrdm->pwrstst_offs);
-	v &= AM33XX_LASTPOWERSTATEENTERED_MASK;
-	v >>= AM33XX_LASTPOWERSTATEENTERED_SHIFT;
-
-	return v;
-}
-
 static int am33xx_pwrdm_set_lowpwrstchange(struct powerdomain *pwrdm)
 {
 	am33xx_prm_rmw_reg_bits(AM33XX_LOWPOWERSTATECHANGE_MASK,
@@ -329,7 +318,6 @@ struct pwrdm_ops am33xx_pwrdm_operations = {
 	.pwrdm_set_next_pwrst		= am33xx_pwrdm_set_next_pwrst,
 	.pwrdm_read_next_pwrst		= am33xx_pwrdm_read_next_pwrst,
 	.pwrdm_read_pwrst		= am33xx_pwrdm_read_pwrst,
-	.pwrdm_read_prev_pwrst		= am33xx_pwrdm_read_prev_pwrst,
 	.pwrdm_set_logic_retst		= am33xx_pwrdm_set_logic_retst,
 	.pwrdm_read_logic_pwrst		= am33xx_pwrdm_read_logic_pwrst,
 	.pwrdm_read_logic_retst		= am33xx_pwrdm_read_logic_retst,
diff --git a/arch/powerpc/perf/core-book3s.c b/arch/powerpc/perf/core-book3s.c
index ba5f0580d5b0..e97c0e56eaad 100644
--- a/arch/powerpc/perf/core-book3s.c
+++ b/arch/powerpc/perf/core-book3s.c
@@ -1376,7 +1376,7 @@ static int collect_events(struct perf_event *group, int max_count,
 	int n = 0;
 	struct perf_event *event;
 
-	if (!is_software_event(group)) {
+	if (group->pmu->task_ctx_nr == perf_hw_context) {
 		if (n >= max_count)
 			return -1;
 		ctrs[n] = group;
@@ -1384,7 +1384,7 @@ static int collect_events(struct perf_event *group, int max_count,
 		events[n++] = group->hw.config;
 	}
 	list_for_each_entry(event, &group->sibling_list, group_entry) {
-		if (!is_software_event(event) &&
+		if (event->pmu->task_ctx_nr == perf_hw_context &&
 		    event->state != PERF_EVENT_STATE_OFF) {
 			if (n >= max_count)
 				return -1;
diff --git a/arch/s390/kernel/compat_linux.c b/arch/s390/kernel/compat_linux.c
index 437e61159279..b5ce954e845c 100644
--- a/arch/s390/kernel/compat_linux.c
+++ b/arch/s390/kernel/compat_linux.c
@@ -110,7 +110,7 @@ COMPAT_SYSCALL_DEFINE2(s390_setregid16, u16, rgid, u16, egid)
 
 COMPAT_SYSCALL_DEFINE1(s390_setgid16, u16, gid)
 {
-	return sys_setgid((gid_t)gid);
+	return sys_setgid(low2highgid(gid));
 }
 
 COMPAT_SYSCALL_DEFINE2(s390_setreuid16, u16, ruid, u16, euid)
@@ -120,7 +120,7 @@ COMPAT_SYSCALL_DEFINE2(s390_setreuid16, u16, ruid, u16, euid)
 
 COMPAT_SYSCALL_DEFINE1(s390_setuid16, u16, uid)
 {
-	return sys_setuid((uid_t)uid);
+	return sys_setuid(low2highuid(uid));
 }
 
 COMPAT_SYSCALL_DEFINE3(s390_setresuid16, u16, ruid, u16, euid, u16, suid)
@@ -173,12 +173,12 @@ COMPAT_SYSCALL_DEFINE3(s390_getresgid16, u16 __user *, rgidp,
 
 COMPAT_SYSCALL_DEFINE1(s390_setfsuid16, u16, uid)
 {
-	return sys_setfsuid((uid_t)uid);
+	return sys_setfsuid(low2highuid(uid));
 }
 
 COMPAT_SYSCALL_DEFINE1(s390_setfsgid16, u16, gid)
 {
-	return sys_setfsgid((gid_t)gid);
+	return sys_setfsgid(low2highgid(gid));
 }
 
 static int groups16_to_user(u16 __user *grouplist, struct group_info *group_info)
diff --git a/arch/x86/crypto/twofish-x86_64-asm_64-3way.S b/arch/x86/crypto/twofish-x86_64-asm_64-3way.S
index 1c3b7ceb36d2..e7273a606a07 100644
--- a/arch/x86/crypto/twofish-x86_64-asm_64-3way.S
+++ b/arch/x86/crypto/twofish-x86_64-asm_64-3way.S
@@ -55,29 +55,31 @@
 #define RAB1bl %bl
 #define RAB2bl %cl
 
+#define CD0 0x0(%rsp)
+#define CD1 0x8(%rsp)
+#define CD2 0x10(%rsp)
+
+# used only before/after all rounds
 #define RCD0 %r8
 #define RCD1 %r9
 #define RCD2 %r10
 
-#define RCD0d %r8d
-#define RCD1d %r9d
-#define RCD2d %r10d
-
-#define RX0 %rbp
-#define RX1 %r11
-#define RX2 %r12
+# used only during rounds
+#define RX0 %r8
+#define RX1 %r9
+#define RX2 %r10
 
-#define RX0d %ebp
-#define RX1d %r11d
-#define RX2d %r12d
+#define RX0d %r8d
+#define RX1d %r9d
+#define RX2d %r10d
 
-#define RY0 %r13
-#define RY1 %r14
-#define RY2 %r15
+#define RY0 %r11
+#define RY1 %r12
+#define RY2 %r13
 
-#define RY0d %r13d
-#define RY1d %r14d
-#define RY2d %r15d
+#define RY0d %r11d
+#define RY1d %r12d
+#define RY2d %r13d
 
 #define RT0 %rdx
 #define RT1 %rsi
@@ -85,6 +87,8 @@
 #define RT0d %edx
 #define RT1d %esi
 
+#define RT1bl %sil
+
 #define do16bit_ror(rot, op1, op2, T0, T1, tmp1, tmp2, ab, dst) \
 	movzbl ab ## bl,		tmp2 ## d; \
 	movzbl ab ## bh,		tmp1 ## d; \
@@ -92,6 +96,11 @@
 	op1##l T0(CTX, tmp2, 4),	dst ## d; \
 	op2##l T1(CTX, tmp1, 4),	dst ## d;
 
+#define swap_ab_with_cd(ab, cd, tmp)	\
+	movq cd, tmp;			\
+	movq ab, cd;			\
+	movq tmp, ab;
+
 /*
  * Combined G1 & G2 function. Reordered with help of rotates to have moves
  * at begining.
@@ -110,15 +119,15 @@
 	/* G1,2 && G2,2 */ \
 	do16bit_ror(32, xor, xor, Tx2, Tx3, RT0, RT1, ab ## 0, x ## 0); \
 	do16bit_ror(16, xor, xor, Ty3, Ty0, RT0, RT1, ab ## 0, y ## 0); \
-	xchgq cd ## 0, ab ## 0; \
+	swap_ab_with_cd(ab ## 0, cd ## 0, RT0); \
 	\
 	do16bit_ror(32, xor, xor, Tx2, Tx3, RT0, RT1, ab ## 1, x ## 1); \
 	do16bit_ror(16, xor, xor, Ty3, Ty0, RT0, RT1, ab ## 1, y ## 1); \
-	xchgq cd ## 1, ab ## 1; \
+	swap_ab_with_cd(ab ## 1, cd ## 1, RT0); \
 	\
 	do16bit_ror(32, xor, xor, Tx2, Tx3, RT0, RT1, ab ## 2, x ## 2); \
 	do16bit_ror(16, xor, xor, Ty3, Ty0, RT0, RT1, ab ## 2, y ## 2); \
-	xchgq cd ## 2, ab ## 2;
+	swap_ab_with_cd(ab ## 2, cd ## 2, RT0);
 
 #define enc_round_end(ab, x, y, n) \
 	addl y ## d,			x ## d; \
@@ -168,6 +177,16 @@
 	decrypt_round3(ba, dc, (n*2)+1); \
 	decrypt_round3(ba, dc, (n*2));
 
+#define push_cd()	\
+	pushq RCD2;	\
+	pushq RCD1;	\
+	pushq RCD0;
+
+#define pop_cd()	\
+	popq RCD0;	\
+	popq RCD1;	\
+	popq RCD2;
+
 #define inpack3(in, n, xy, m) \
 	movq 4*(n)(in),			xy ## 0; \
 	xorq w+4*m(CTX),		xy ## 0; \
@@ -223,11 +242,8 @@ ENTRY(__twofish_enc_blk_3way)
 	 *	%rdx: src, RIO
 	 *	%rcx: bool, if true: xor output
 	 */
-	pushq %r15;
-	pushq %r14;
 	pushq %r13;
 	pushq %r12;
-	pushq %rbp;
 	pushq %rbx;
 
 	pushq %rcx; /* bool xor */
@@ -235,40 +251,36 @@ ENTRY(__twofish_enc_blk_3way)
 
 	inpack_enc3();
 
-	encrypt_cycle3(RAB, RCD, 0);
-	encrypt_cycle3(RAB, RCD, 1);
-	encrypt_cycle3(RAB, RCD, 2);
-	encrypt_cycle3(RAB, RCD, 3);
-	encrypt_cycle3(RAB, RCD, 4);
-	encrypt_cycle3(RAB, RCD, 5);
-	encrypt_cycle3(RAB, RCD, 6);
-	encrypt_cycle3(RAB, RCD, 7);
+	push_cd();
+	encrypt_cycle3(RAB, CD, 0);
+	encrypt_cycle3(RAB, CD, 1);
+	encrypt_cycle3(RAB, CD, 2);
+	encrypt_cycle3(RAB, CD, 3);
+	encrypt_cycle3(RAB, CD, 4);
+	encrypt_cycle3(RAB, CD, 5);
+	encrypt_cycle3(RAB, CD, 6);
+	encrypt_cycle3(RAB, CD, 7);
+	pop_cd();
 
 	popq RIO; /* dst */
-	popq %rbp; /* bool xor */
+	popq RT1; /* bool xor */
 
-	testb %bpl, %bpl;
+	testb RT1bl, RT1bl;
 	jnz .L__enc_xor3;
 
 	outunpack_enc3(mov);
 
 	popq %rbx;
-	popq %rbp;
 	popq %r12;
 	popq %r13;
-	popq %r14;
-	popq %r15;
 	ret;
 
 .L__enc_xor3:
 	outunpack_enc3(xor);
 
 	popq %rbx;
-	popq %rbp;
 	popq %r12;
 	popq %r13;
-	popq %r14;
-	popq %r15;
 	ret;
 ENDPROC(__twofish_enc_blk_3way)
 
@@ -278,35 +290,31 @@ ENTRY(twofish_dec_blk_3way)
 	 *	%rsi: dst
 	 *	%rdx: src, RIO
 	 */
-	pushq %r15;
-	pushq %r14;
 	pushq %r13;
 	pushq %r12;
-	pushq %rbp;
 	pushq %rbx;
 
 	pushq %rsi; /* dst */
 
 	inpack_dec3();
 
-	decrypt_cycle3(RAB, RCD, 7);
-	decrypt_cycle3(RAB, RCD, 6);
-	decrypt_cycle3(RAB, RCD, 5);
-	decrypt_cycle3(RAB, RCD, 4);
-	decrypt_cycle3(RAB, RCD, 3);
-	decrypt_cycle3(RAB, RCD, 2);
-	decrypt_cycle3(RAB, RCD, 1);
-	decrypt_cycle3(RAB, RCD, 0);
+	push_cd();
+	decrypt_cycle3(RAB, CD, 7);
+	decrypt_cycle3(RAB, CD, 6);
+	decrypt_cycle3(RAB, CD, 5);
+	decrypt_cycle3(RAB, CD, 4);
+	decrypt_cycle3(RAB, CD, 3);
+	decrypt_cycle3(RAB, CD, 2);
+	decrypt_cycle3(RAB, CD, 1);
+	decrypt_cycle3(RAB, CD, 0);
+	pop_cd();
 
 	popq RIO; /* dst */
 
 	outunpack_dec3();
 
 	popq %rbx;
-	popq %rbp;
 	popq %r12;
 	popq %r13;
-	popq %r14;
-	popq %r15;
 	ret;
 ENDPROC(twofish_dec_blk_3way)
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 80a83113a1ce..f06fd2018651 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -7756,6 +7756,13 @@ static int apf_put_user(struct kvm_vcpu *vcpu, u32 val)
 				      sizeof(val));
 }
 
+static int apf_get_user(struct kvm_vcpu *vcpu, u32 *val)
+{
+
+	return kvm_read_guest_cached(vcpu->kvm, &vcpu->arch.apf.data, val,
+				      sizeof(u32));
+}
+
 void kvm_arch_async_page_not_present(struct kvm_vcpu *vcpu,
 				     struct kvm_async_pf *work)
 {
@@ -7782,6 +7789,7 @@ void kvm_arch_async_page_present(struct kvm_vcpu *vcpu,
 				 struct kvm_async_pf *work)
 {
 	struct x86_exception fault;
+	u32 val;
 
 	if (work->wakeup_all)
 		work->arch.token = ~0; /* broadcast wakeup */
@@ -7789,14 +7797,24 @@ void kvm_arch_async_page_present(struct kvm_vcpu *vcpu,
 		kvm_del_async_pf_gfn(vcpu, work->arch.gfn);
 	trace_kvm_async_pf_ready(work->arch.token, work->gva);
 
-	if ((vcpu->arch.apf.msr_val & KVM_ASYNC_PF_ENABLED) &&
-	    !apf_put_user(vcpu, KVM_PV_REASON_PAGE_READY)) {
-		fault.vector = PF_VECTOR;
-		fault.error_code_valid = true;
-		fault.error_code = 0;
-		fault.nested_page_fault = false;
-		fault.address = work->arch.token;
-		kvm_inject_page_fault(vcpu, &fault);
+	if (vcpu->arch.apf.msr_val & KVM_ASYNC_PF_ENABLED &&
+	    !apf_get_user(vcpu, &val)) {
+		if (val == KVM_PV_REASON_PAGE_NOT_PRESENT &&
+		    vcpu->arch.exception.pending &&
+		    vcpu->arch.exception.nr == PF_VECTOR &&
+		    !apf_put_user(vcpu, 0)) {
+			vcpu->arch.exception.pending = false;
+			vcpu->arch.exception.nr = 0;
+			vcpu->arch.exception.has_error_code = false;
+			vcpu->arch.exception.error_code = 0;
+		} else if (!apf_put_user(vcpu, KVM_PV_REASON_PAGE_READY)) {
+			fault.vector = PF_VECTOR;
+			fault.error_code_valid = true;
+			fault.error_code = 0;
+			fault.nested_page_fault = false;
+			fault.address = work->arch.token;
+			kvm_inject_page_fault(vcpu, &fault);
+		}
 	}
 	vcpu->arch.apf.halted = false;
 	vcpu->arch.mp_state = KVM_MP_STATE_RUNNABLE;
diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c
index af78e50ca6ce..c76ea35fa19f 100644
--- a/arch/x86/mm/ioremap.c
+++ b/arch/x86/mm/ioremap.c
@@ -296,11 +296,11 @@ void iounmap(volatile void __iomem *addr)
 	    (void __force *)addr < phys_to_virt(ISA_END_ADDRESS))
 		return;
 
+	mmiotrace_iounmap(addr);
+
 	addr = (volatile void __iomem *)
 		(PAGE_MASK & (unsigned long __force)addr);
 
-	mmiotrace_iounmap(addr);
-
 	/* Use the vm area unlocked, assuming the caller
 	   ensures there isn't another iounmap for the same address
 	   in parallel. Reuse of the virtual address is prevented by
diff --git a/arch/x86/mm/kmmio.c b/arch/x86/mm/kmmio.c
index ddb2244b06a1..76604c8a2a48 100644
--- a/arch/x86/mm/kmmio.c
+++ b/arch/x86/mm/kmmio.c
@@ -434,17 +434,18 @@ int register_kmmio_probe(struct kmmio_probe *p)
 	unsigned long flags;
 	int ret = 0;
 	unsigned long size = 0;
+	unsigned long addr = p->addr & PAGE_MASK;
 	const unsigned long size_lim = p->len + (p->addr & ~PAGE_MASK);
 	unsigned int l;
 	pte_t *pte;
 
 	spin_lock_irqsave(&kmmio_lock, flags);
-	if (get_kmmio_probe(p->addr)) {
+	if (get_kmmio_probe(addr)) {
 		ret = -EEXIST;
 		goto out;
 	}
 
-	pte = lookup_address(p->addr, &l);
+	pte = lookup_address(addr, &l);
 	if (!pte) {
 		ret = -EINVAL;
 		goto out;
@@ -453,7 +454,7 @@ int register_kmmio_probe(struct kmmio_probe *p)
 	kmmio_count++;
 	list_add_rcu(&p->list, &kmmio_probes);
 	while (size < size_lim) {
-		if (add_kmmio_fault_page(p->addr + size))
+		if (add_kmmio_fault_page(addr + size))
 			pr_err("Unable to set page fault.\n");
 		size += page_level_size(l);
 	}
@@ -527,19 +528,20 @@ void unregister_kmmio_probe(struct kmmio_probe *p)
 {
 	unsigned long flags;
 	unsigned long size = 0;
+	unsigned long addr = p->addr & PAGE_MASK;
 	const unsigned long size_lim = p->len + (p->addr & ~PAGE_MASK);
 	struct kmmio_fault_page *release_list = NULL;
 	struct kmmio_delayed_release *drelease;
 	unsigned int l;
 	pte_t *pte;
 
-	pte = lookup_address(p->addr, &l);
+	pte = lookup_address(addr, &l);
 	if (!pte)
 		return;
 
 	spin_lock_irqsave(&kmmio_lock, flags);
 	while (size < size_lim) {
-		release_kmmio_fault_page(p->addr + size, &release_list);
+		release_kmmio_fault_page(addr + size, &release_list);
 		size += page_level_size(l);
 	}
 	list_del_rcu(&p->list);
diff --git a/drivers/Makefile b/drivers/Makefile
index ebee55537a05..76304657163b 100644
--- a/drivers/Makefile
+++ b/drivers/Makefile
@@ -90,6 +90,7 @@ obj-$(CONFIG_TC)		+= tc/
 obj-$(CONFIG_UWB)		+= uwb/
 obj-$(CONFIG_USB_PHY)		+= usb/
 obj-$(CONFIG_USB)		+= usb/
+obj-$(CONFIG_USB_SUPPORT)	+= usb/
 obj-$(CONFIG_PCI)		+= usb/
 obj-$(CONFIG_USB_GADGET)	+= usb/
 obj-$(CONFIG_SERIO)		+= input/serio/
diff --git a/drivers/crypto/s5p-sss.c b/drivers/crypto/s5p-sss.c
index 5f0e3bb9006d..9c046904f001 100644
--- a/drivers/crypto/s5p-sss.c
+++ b/drivers/crypto/s5p-sss.c
@@ -419,16 +419,21 @@ static void s5p_aes_crypt_start(struct s5p_aes_dev *dev, unsigned long mode)
 	uint32_t                    aes_control;
 	int                         err;
 	unsigned long               flags;
+	u8 *iv;
 
 	aes_control = SSS_AES_KEY_CHANGE_MODE;
 	if (mode & FLAGS_AES_DECRYPT)
 		aes_control |= SSS_AES_MODE_DECRYPT;
 
-	if ((mode & FLAGS_AES_MODE_MASK) == FLAGS_AES_CBC)
+	if ((mode & FLAGS_AES_MODE_MASK) == FLAGS_AES_CBC) {
 		aes_control |= SSS_AES_CHAIN_MODE_CBC;
-	else if ((mode & FLAGS_AES_MODE_MASK) == FLAGS_AES_CTR)
+		iv = req->info;
+	} else if ((mode & FLAGS_AES_MODE_MASK) == FLAGS_AES_CTR) {
 		aes_control |= SSS_AES_CHAIN_MODE_CTR;
-
+		iv = req->info;
+	} else {
+		iv = NULL; /* AES_ECB */
+	}
 	if (dev->ctx->keylen == AES_KEYSIZE_192)
 		aes_control |= SSS_AES_KEY_SIZE_192;
 	else if (dev->ctx->keylen == AES_KEYSIZE_256)
@@ -458,7 +463,7 @@ static void s5p_aes_crypt_start(struct s5p_aes_dev *dev, unsigned long mode)
 		goto outdata_error;
 
 	SSS_AES_WRITE(dev, AES_CONTROL, aes_control);
-	s5p_set_aes(dev, dev->ctx->aes_key, req->info, dev->ctx->keylen);
+	s5p_set_aes(dev, dev->ctx->aes_key, iv, dev->ctx->keylen);
 
 	s5p_set_dma_indata(dev,  req->src);
 	s5p_set_dma_outdata(dev, req->dst);
diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c
index 30b538d8cc90..0a3cc627c8ec 100644
--- a/drivers/devfreq/devfreq.c
+++ b/drivers/devfreq/devfreq.c
@@ -585,7 +585,7 @@ struct devfreq *devm_devfreq_add_device(struct device *dev,
 	devfreq = devfreq_add_device(dev, profile, governor_name, data);
 	if (IS_ERR(devfreq)) {
 		devres_free(ptr);
-		return ERR_PTR(-ENOMEM);
+		return devfreq;
 	}
 
 	*ptr = devfreq;
diff --git a/drivers/dma/dma-jz4740.c b/drivers/dma/dma-jz4740.c
index ae2ab14e64b3..a2a9726a6871 100644
--- a/drivers/dma/dma-jz4740.c
+++ b/drivers/dma/dma-jz4740.c
@@ -575,7 +575,7 @@ static int jz4740_dma_probe(struct platform_device *pdev)
 
 	ret = dma_async_device_register(dd);
 	if (ret)
-		return ret;
+		goto err_clk;
 
 	irq = platform_get_irq(pdev, 0);
 	ret = request_irq(irq, jz4740_dma_irq, 0, dev_name(&pdev->dev), dmadev);
@@ -588,6 +588,8 @@ static int jz4740_dma_probe(struct platform_device *pdev)
 
 err_unregister:
 	dma_async_device_unregister(dd);
+err_clk:
+	clk_disable_unprepare(dmadev->clk);
 	return ret;
 }
 
diff --git a/drivers/gpu/drm/radeon/radeon_uvd.c b/drivers/gpu/drm/radeon/radeon_uvd.c
index db6536f722f2..5b669b1cd3b3 100644
--- a/drivers/gpu/drm/radeon/radeon_uvd.c
+++ b/drivers/gpu/drm/radeon/radeon_uvd.c
@@ -947,7 +947,7 @@ int radeon_uvd_calc_upll_dividers(struct radeon_device *rdev,
 		/* calc dclk divider with current vco freq */
 		dclk_div = radeon_uvd_calc_upll_post_div(vco_freq, dclk,
 							 pd_min, pd_even);
-		if (vclk_div > pd_max)
+		if (dclk_div > pd_max)
 			break; /* vco is too big, it has to stop */
 
 		/* calc score with current vco freq */
diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c
index 420ae23d064d..1ca8010ccb1f 100644
--- a/drivers/infiniband/hw/mlx4/main.c
+++ b/drivers/infiniband/hw/mlx4/main.c
@@ -2348,9 +2348,8 @@ err_steer_free_bitmap:
 	kfree(ibdev->ib_uc_qpns_bitmap);
 
 err_steer_qp_release:
-	if (ibdev->steering_support == MLX4_STEERING_MODE_DEVICE_MANAGED)
-		mlx4_qp_release_range(dev, ibdev->steer_qpn_base,
-				      ibdev->steer_qpn_count);
+	mlx4_qp_release_range(dev, ibdev->steer_qpn_base,
+			      ibdev->steer_qpn_count);
 err_counter:
 	for (; i; --i)
 		if (ibdev->counters[i - 1] != -1)
@@ -2452,11 +2451,9 @@ static void mlx4_ib_remove(struct mlx4_dev *dev, void *ibdev_ptr)
 		ibdev->iboe.nb.notifier_call = NULL;
 	}
 
-	if (ibdev->steering_support == MLX4_STEERING_MODE_DEVICE_MANAGED) {
-		mlx4_qp_release_range(dev, ibdev->steer_qpn_base,
-				      ibdev->steer_qpn_count);
-		kfree(ibdev->ib_uc_qpns_bitmap);
-	}
+	mlx4_qp_release_range(dev, ibdev->steer_qpn_base,
+			      ibdev->steer_qpn_count);
+	kfree(ibdev->ib_uc_qpns_bitmap);
 
 	if (ibdev->iboe.nb_inet.notifier_call) {
 		if (unregister_inetaddr_notifier(&ibdev->iboe.nb_inet))
diff --git a/drivers/media/i2c/s5k6aa.c b/drivers/media/i2c/s5k6aa.c
index 629a5cdadd3a..fa635894fb0f 100644
--- a/drivers/media/i2c/s5k6aa.c
+++ b/drivers/media/i2c/s5k6aa.c
@@ -421,6 +421,7 @@ static int s5k6aa_set_ahb_address(struct i2c_client *client)
 
 /**
  * s5k6aa_configure_pixel_clock - apply ISP main clock/PLL configuration
+ * @s5k6aa: pointer to &struct s5k6aa describing the device
  *
  * Configure the internal ISP PLL for the required output frequency.
  * Locking: called with s5k6aa.lock mutex held.
@@ -669,6 +670,7 @@ static int s5k6aa_set_input_params(struct s5k6aa *s5k6aa)
 
 /**
  * s5k6aa_configure_video_bus - configure the video output interface
+ * @s5k6aa: pointer to &struct s5k6aa describing the device
  * @bus_type: video bus type: parallel or MIPI-CSI
  * @nlanes: number of MIPI lanes to be used (MIPI-CSI only)
  *
@@ -724,6 +726,8 @@ static int s5k6aa_new_config_sync(struct i2c_client *client, int timeout,
 
 /**
  * s5k6aa_set_prev_config - write user preview register set
+ * @s5k6aa: pointer to &struct s5k6aa describing the device
+ * @preset: s5kaa preset to be applied
  *
  * Configure output resolution and color fromat, pixel clock
  * frequency range, device frame rate type and frame period range.
@@ -777,6 +781,7 @@ static int s5k6aa_set_prev_config(struct s5k6aa *s5k6aa,
 
 /**
  * s5k6aa_initialize_isp - basic ISP MCU initialization
+ * @sd: pointer to V4L2 sub-device descriptor
  *
  * Configure AHB addresses for registers read/write; configure PLLs for
  * required output pixel clock. The ISP power supply needs to be already
diff --git a/drivers/media/tuners/r820t.c b/drivers/media/tuners/r820t.c
index a759742cae7b..babcfede5558 100644
--- a/drivers/media/tuners/r820t.c
+++ b/drivers/media/tuners/r820t.c
@@ -410,9 +410,11 @@ static int r820t_write(struct r820t_priv *priv, u8 reg, const u8 *val,
 	return 0;
 }
 
-static int r820t_write_reg(struct r820t_priv *priv, u8 reg, u8 val)
+static inline int r820t_write_reg(struct r820t_priv *priv, u8 reg, u8 val)
 {
-	return r820t_write(priv, reg, &val, 1);
+	u8 tmp = val; /* work around GCC PR81715 with asan-stack=1 */
+
+	return r820t_write(priv, reg, &tmp, 1);
 }
 
 static int r820t_read_cache_reg(struct r820t_priv *priv, int reg)
@@ -425,17 +427,18 @@ static int r820t_read_cache_reg(struct r820t_priv *priv, int reg)
 		return -EINVAL;
 }
 
-static int r820t_write_reg_mask(struct r820t_priv *priv, u8 reg, u8 val,
+static inline int r820t_write_reg_mask(struct r820t_priv *priv, u8 reg, u8 val,
 				u8 bit_mask)
 {
+	u8 tmp = val;
 	int rc = r820t_read_cache_reg(priv, reg);
 
 	if (rc < 0)
 		return rc;
 
-	val = (rc & ~bit_mask) | (val & bit_mask);
+	tmp = (rc & ~bit_mask) | (tmp & bit_mask);
 
-	return r820t_write(priv, reg, &val, 1);
+	return r820t_write(priv, reg, &tmp, 1);
 }
 
 static int r820t_read(struct r820t_priv *priv, u8 reg, u8 *val, int len)
diff --git a/drivers/net/ethernet/freescale/gianfar.c b/drivers/net/ethernet/freescale/gianfar.c
index 4fdf0aa16978..f239b0c845cd 100644
--- a/drivers/net/ethernet/freescale/gianfar.c
+++ b/drivers/net/ethernet/freescale/gianfar.c
@@ -1356,9 +1356,11 @@ static int gfar_probe(struct platform_device *ofdev)
 
 	gfar_init_addr_hash_table(priv);
 
-	/* Insert receive time stamps into padding alignment bytes */
+	/* Insert receive time stamps into padding alignment bytes, and
+	 * plus 2 bytes padding to ensure the cpu alignment.
+	 */
 	if (priv->device_flags & FSL_GIANFAR_DEV_HAS_TIMER)
-		priv->padding = 8;
+		priv->padding = 8 + DEFAULT_PADDING;
 
 	if (dev->features & NETIF_F_IP_CSUM ||
 	    priv->device_flags & FSL_GIANFAR_DEV_HAS_TIMER)
diff --git a/drivers/net/ethernet/mellanox/mlx4/qp.c b/drivers/net/ethernet/mellanox/mlx4/qp.c
index 2301365c79c7..b295eeb2af69 100644
--- a/drivers/net/ethernet/mellanox/mlx4/qp.c
+++ b/drivers/net/ethernet/mellanox/mlx4/qp.c
@@ -257,6 +257,9 @@ void mlx4_qp_release_range(struct mlx4_dev *dev, int base_qpn, int cnt)
 	u64 in_param = 0;
 	int err;
 
+	if (!cnt)
+		return;
+
 	if (mlx4_is_mfunc(dev)) {
 		set_param_l(&in_param, base_qpn);
 		set_param_h(&in_param, cnt);
diff --git a/drivers/net/hippi/rrunner.c b/drivers/net/hippi/rrunner.c
index 95c0b45a68fb..313e006f74fe 100644
--- a/drivers/net/hippi/rrunner.c
+++ b/drivers/net/hippi/rrunner.c
@@ -1381,8 +1381,8 @@ static int rr_close(struct net_device *dev)
 			    rrpriv->info_dma);
 	rrpriv->info = NULL;
 
-	free_irq(pdev->irq, dev);
 	spin_unlock_irqrestore(&rrpriv->lock, flags);
+	free_irq(pdev->irq, dev);
 
 	return 0;
 }
diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c
index d47f5b99623a..3a3e1dfcb032 100644
--- a/drivers/s390/block/dasd_eckd.c
+++ b/drivers/s390/block/dasd_eckd.c
@@ -518,10 +518,12 @@ static int prefix_LRE(struct ccw1 *ccw, struct PFX_eckd_data *pfxdata,
 	pfxdata->validity.define_extent = 1;
 
 	/* private uid is kept up to date, conf_data may be outdated */
-	if (startpriv->uid.type != UA_BASE_DEVICE) {
+	if (startpriv->uid.type == UA_BASE_PAV_ALIAS)
 		pfxdata->validity.verify_base = 1;
-		if (startpriv->uid.type == UA_HYPER_PAV_ALIAS)
-			pfxdata->validity.hyper_pav = 1;
+
+	if (startpriv->uid.type == UA_HYPER_PAV_ALIAS) {
+		pfxdata->validity.verify_base = 1;
+		pfxdata->validity.hyper_pav = 1;
 	}
 
 	/* define extend data (mostly)*/
@@ -2969,10 +2971,12 @@ static int prepare_itcw(struct itcw *itcw,
 	pfxdata.validity.define_extent = 1;
 
 	/* private uid is kept up to date, conf_data may be outdated */
-	if (startpriv->uid.type != UA_BASE_DEVICE) {
+	if (startpriv->uid.type == UA_BASE_PAV_ALIAS)
+		pfxdata.validity.verify_base = 1;
+
+	if (startpriv->uid.type == UA_HYPER_PAV_ALIAS) {
 		pfxdata.validity.verify_base = 1;
-		if (startpriv->uid.type == UA_HYPER_PAV_ALIAS)
-			pfxdata.validity.hyper_pav = 1;
+		pfxdata.validity.hyper_pav = 1;
 	}
 
 	switch (cmd) {
diff --git a/drivers/spi/spi-sun4i.c b/drivers/spi/spi-sun4i.c
index 19169bf9bf4d..510f7d8d9a6a 100644
--- a/drivers/spi/spi-sun4i.c
+++ b/drivers/spi/spi-sun4i.c
@@ -458,7 +458,7 @@ err_free_master:
 
 static int sun4i_spi_remove(struct platform_device *pdev)
 {
-	pm_runtime_disable(&pdev->dev);
+	pm_runtime_force_suspend(&pdev->dev);
 
 	return 0;
 }
diff --git a/drivers/usb/usbip/stub_dev.c b/drivers/usb/usbip/stub_dev.c
index 8123a6b2eade..89f76b080601 100644
--- a/drivers/usb/usbip/stub_dev.c
+++ b/drivers/usb/usbip/stub_dev.c
@@ -87,6 +87,7 @@ static ssize_t store_sockfd(struct device *dev, struct device_attribute *attr,
 			goto err;
 
 		sdev->ud.tcp_socket = socket;
+		sdev->ud.sockfd = sockfd;
 
 		spin_unlock_irq(&sdev->ud.lock);
 
@@ -186,6 +187,7 @@ static void stub_shutdown_connection(struct usbip_device *ud)
 	if (ud->tcp_socket) {
 		sockfd_put(ud->tcp_socket);
 		ud->tcp_socket = NULL;
+		ud->sockfd = -1;
 	}
 
 	/* 3. free used data */
@@ -280,6 +282,7 @@ static struct stub_device *stub_device_alloc(struct usb_device *udev)
 	sdev->ud.status		= SDEV_ST_AVAILABLE;
 	spin_lock_init(&sdev->ud.lock);
 	sdev->ud.tcp_socket	= NULL;
+	sdev->ud.sockfd		= -1;
 
 	INIT_LIST_HEAD(&sdev->priv_init);
 	INIT_LIST_HEAD(&sdev->priv_tx);
diff --git a/drivers/usb/usbip/vhci_hcd.c b/drivers/usb/usbip/vhci_hcd.c
index 869938036248..43591567dbbb 100644
--- a/drivers/usb/usbip/vhci_hcd.c
+++ b/drivers/usb/usbip/vhci_hcd.c
@@ -791,6 +791,7 @@ static void vhci_shutdown_connection(struct usbip_device *ud)
 	if (vdev->ud.tcp_socket) {
 		sockfd_put(vdev->ud.tcp_socket);
 		vdev->ud.tcp_socket = NULL;
+		vdev->ud.sockfd = -1;
 	}
 	pr_info("release socket\n");
 
@@ -839,6 +840,7 @@ static void vhci_device_reset(struct usbip_device *ud)
 	if (ud->tcp_socket) {
 		sockfd_put(ud->tcp_socket);
 		ud->tcp_socket = NULL;
+		ud->sockfd = -1;
 	}
 	ud->status = VDEV_ST_NULL;
 
diff --git a/drivers/video/console/dummycon.c b/drivers/video/console/dummycon.c
index 40bec8d64b0a..003500802168 100644
--- a/drivers/video/console/dummycon.c
+++ b/drivers/video/console/dummycon.c
@@ -71,7 +71,6 @@ const struct consw dummy_con = {
     .con_switch =	DUMMY,
     .con_blank =	DUMMY,
     .con_font_set =	DUMMY,
-    .con_font_get =	DUMMY,
     .con_font_default =	DUMMY,
     .con_font_copy =	DUMMY,
     .con_set_palette =	DUMMY,
diff --git a/drivers/video/fbdev/atmel_lcdfb.c b/drivers/video/fbdev/atmel_lcdfb.c
index 9ec81d46fc57..c265de81d1b8 100644
--- a/drivers/video/fbdev/atmel_lcdfb.c
+++ b/drivers/video/fbdev/atmel_lcdfb.c
@@ -1121,7 +1121,7 @@ static int atmel_lcdfb_of_init(struct atmel_lcdfb_info *sinfo)
 		goto put_display_node;
 	}
 
-	timings_np = of_find_node_by_name(display_np, "display-timings");
+	timings_np = of_get_child_by_name(display_np, "display-timings");
 	if (!timings_np) {
 		dev_err(dev, "failed to find display-timings node\n");
 		ret = -ENODEV;
@@ -1142,6 +1142,12 @@ static int atmel_lcdfb_of_init(struct atmel_lcdfb_info *sinfo)
 		fb_add_videomode(&fb_vm, &info->modelist);
 	}
 
+	/*
+	 * FIXME: Make sure we are not referencing any fields in display_np
+	 * and timings_np and drop our references to them before returning to
+	 * avoid leaking the nodes on probe deferral and driver unbind.
+	 */
+
 	return 0;
 
 put_timings_node:
diff --git a/drivers/video/fbdev/mmp/core.c b/drivers/video/fbdev/mmp/core.c
index b563b920f159..89d48d3b7c8d 100644
--- a/drivers/video/fbdev/mmp/core.c
+++ b/drivers/video/fbdev/mmp/core.c
@@ -23,6 +23,7 @@
 #include <linux/slab.h>
 #include <linux/dma-mapping.h>
 #include <linux/export.h>
+#include <linux/module.h>
 #include <video/mmp_disp.h>
 
 static struct mmp_overlay *path_get_overlay(struct mmp_path *path,
@@ -249,3 +250,7 @@ void mmp_unregister_path(struct mmp_path *path)
 	mutex_unlock(&disp_lock);
 }
 EXPORT_SYMBOL_GPL(mmp_unregister_path);
+
+MODULE_AUTHOR("Zhou Zhu <zzhu3@...vell.com>");
+MODULE_DESCRIPTION("Marvell MMP display framework");
+MODULE_LICENSE("GPL");
diff --git a/drivers/xen/Kconfig b/drivers/xen/Kconfig
index b812462083fc..0650329d9140 100644
--- a/drivers/xen/Kconfig
+++ b/drivers/xen/Kconfig
@@ -222,7 +222,7 @@ config XEN_ACPI_HOTPLUG_CPU
 
 config XEN_ACPI_PROCESSOR
 	tristate "Xen ACPI processor"
-	depends on XEN && X86 && ACPI_PROCESSOR && CPU_FREQ
+	depends on XEN && XEN_DOM0 && X86 && ACPI_PROCESSOR && CPU_FREQ
 	default m
 	help
           This ACPI processor uploads Power Management information to the Xen
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 577a47a50da7..eecdb1dafd10 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -1256,8 +1256,11 @@ next_slot:
 		leaf = path->nodes[0];
 		if (path->slots[0] >= btrfs_header_nritems(leaf)) {
 			ret = btrfs_next_leaf(root, path);
-			if (ret < 0)
+			if (ret < 0) {
+				if (cow_start != (u64)-1)
+					cur_offset = cow_start;
 				goto error;
+			}
 			if (ret > 0)
 				break;
 			leaf = path->nodes[0];
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index a877e6279b10..4cf9ac844436 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -2233,7 +2233,7 @@ static noinline int btrfs_search_path_in_tree(struct btrfs_fs_info *info,
 	if (!path)
 		return -ENOMEM;
 
-	ptr = &name[BTRFS_INO_LOOKUP_PATH_MAX];
+	ptr = &name[BTRFS_INO_LOOKUP_PATH_MAX - 1];
 
 	key.objectid = tree_id;
 	key.type = BTRFS_ROOT_ITEM_KEY;
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index 001b338abe17..cf5d6825d80f 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -2201,6 +2201,9 @@ static noinline int walk_down_log_tree(struct btrfs_trans_handle *trans,
 					clean_tree_block(trans, root, next);
 					btrfs_wait_tree_block_writeback(next);
 					btrfs_tree_unlock(next);
+				} else {
+					if (test_and_clear_bit(EXTENT_BUFFER_DIRTY, &next->bflags))
+						clear_extent_buffer_dirty(next);
 				}
 
 				WARN_ON(root_owner !=
@@ -2279,6 +2282,9 @@ static noinline int walk_up_log_tree(struct btrfs_trans_handle *trans,
 					clean_tree_block(trans, root, next);
 					btrfs_wait_tree_block_writeback(next);
 					btrfs_tree_unlock(next);
+				} else {
+					if (test_and_clear_bit(EXTENT_BUFFER_DIRTY, &next->bflags))
+						clear_extent_buffer_dirty(next);
 				}
 
 				WARN_ON(root_owner != BTRFS_TREE_LOG_OBJECTID);
@@ -2355,6 +2361,9 @@ static int walk_log_tree(struct btrfs_trans_handle *trans,
 				clean_tree_block(trans, log, next);
 				btrfs_wait_tree_block_writeback(next);
 				btrfs_tree_unlock(next);
+			} else {
+				if (test_and_clear_bit(EXTENT_BUFFER_DIRTY, &next->bflags))
+					clear_extent_buffer_dirty(next);
 			}
 
 			WARN_ON(log->root_key.objectid !=
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 288aac46c317..cc0a2298099d 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -677,6 +677,7 @@ __acquires(bitlock)
 	}
 
 	ext4_unlock_group(sb, grp);
+	ext4_commit_super(sb, 1);
 	ext4_handle_error(sb);
 	/*
 	 * We only get here in the ERRORS_RO case; relocking the group
diff --git a/include/linux/string.h b/include/linux/string.h
index b0a4f0de8b3e..b29098d154c3 100644
--- a/include/linux/string.h
+++ b/include/linux/string.h
@@ -121,6 +121,7 @@ void *memchr_inv(const void *s, int c, size_t n);
 extern char *kstrdup(const char *s, gfp_t gfp);
 extern char *kstrndup(const char *s, size_t len, gfp_t gfp);
 extern void *kmemdup(const void *src, size_t len, gfp_t gfp);
+extern char *kmemdup_nul(const char *s, size_t len, gfp_t gfp);
 
 extern char **argv_split(gfp_t gfp, const char *str, int *argcp);
 extern void argv_free(char **argv);
diff --git a/include/net/red.h b/include/net/red.h
index 76e0b5f922c6..3618cdfec884 100644
--- a/include/net/red.h
+++ b/include/net/red.h
@@ -167,6 +167,17 @@ static inline void red_set_vars(struct red_vars *v)
 	v->qcount	= -1;
 }
 
+static inline bool red_check_params(u32 qth_min, u32 qth_max, u8 Wlog)
+{
+	if (fls(qth_min) + Wlog > 32)
+		return false;
+	if (fls(qth_max) + Wlog > 32)
+		return false;
+	if (qth_max < qth_min)
+		return false;
+	return true;
+}
+
 static inline void red_set_parms(struct red_parms *p,
 				 u32 qth_min, u32 qth_max, u8 Wlog, u8 Plog,
 				 u8 Scell_log, u8 *stab, u32 max_P)
@@ -178,7 +189,7 @@ static inline void red_set_parms(struct red_parms *p,
 	p->qth_max	= qth_max << Wlog;
 	p->Wlog		= Wlog;
 	p->Plog		= Plog;
-	if (delta < 0)
+	if (delta <= 0)
 		delta = 1;
 	p->qth_delta	= delta;
 	if (!max_P) {
diff --git a/lib/oid_registry.c b/lib/oid_registry.c
index 318f382a010d..150e04d70303 100644
--- a/lib/oid_registry.c
+++ b/lib/oid_registry.c
@@ -116,7 +116,7 @@ int sprint_oid(const void *data, size_t datasize, char *buffer, size_t bufsize)
 	int count;
 
 	if (v >= end)
-		return -EBADMSG;
+		goto bad;
 
 	n = *v++;
 	ret = count = snprintf(buffer, bufsize, "%u.%u", n / 40, n % 40);
@@ -134,7 +134,7 @@ int sprint_oid(const void *data, size_t datasize, char *buffer, size_t bufsize)
 			num = n & 0x7f;
 			do {
 				if (v >= end)
-					return -EBADMSG;
+					goto bad;
 				n = *v++;
 				num <<= 7;
 				num |= n & 0x7f;
@@ -148,6 +148,10 @@ int sprint_oid(const void *data, size_t datasize, char *buffer, size_t bufsize)
 	}
 
 	return ret;
+
+bad:
+	snprintf(buffer, bufsize, "(bad)");
+	return -EBADMSG;
 }
 EXPORT_SYMBOL_GPL(sprint_oid);
 
diff --git a/mm/early_ioremap.c b/mm/early_ioremap.c
index e10ccd299d66..5edcf1b37fa6 100644
--- a/mm/early_ioremap.c
+++ b/mm/early_ioremap.c
@@ -102,7 +102,7 @@ __early_ioremap(resource_size_t phys_addr, unsigned long size, pgprot_t prot)
 	enum fixed_addresses idx;
 	int i, slot;
 
-	WARN_ON(system_state != SYSTEM_BOOTING);
+	WARN_ON(system_state >= SYSTEM_RUNNING);
 
 	slot = -1;
 	for (i = 0; i < FIX_BTMAPS_SLOTS; i++) {
diff --git a/mm/util.c b/mm/util.c
index fec39d4509a9..93450b102359 100644
--- a/mm/util.c
+++ b/mm/util.c
@@ -42,6 +42,8 @@ EXPORT_SYMBOL(kstrdup);
  * @s: the string to duplicate
  * @max: read at most @max chars from @s
  * @gfp: the GFP mask used in the kmalloc() call when allocating memory
+ *
+ * Note: Use kmemdup_nul() instead if the size is known exactly.
  */
 char *kstrndup(const char *s, size_t max, gfp_t gfp)
 {
@@ -79,6 +81,28 @@ void *kmemdup(const void *src, size_t len, gfp_t gfp)
 }
 EXPORT_SYMBOL(kmemdup);
 
+/**
+ * kmemdup_nul - Create a NUL-terminated string from unterminated data
+ * @s: The data to stringify
+ * @len: The size of the data
+ * @gfp: the GFP mask used in the kmalloc() call when allocating memory
+ */
+char *kmemdup_nul(const char *s, size_t len, gfp_t gfp)
+{
+	char *buf;
+
+	if (!s)
+		return NULL;
+
+	buf = kmalloc_track_caller(len + 1, gfp);
+	if (buf) {
+		memcpy(buf, s, len);
+		buf[len] = '\0';
+	}
+	return buf;
+}
+EXPORT_SYMBOL(kmemdup_nul);
+
 /**
  * memdup_user - duplicate memory region from user space
  *
diff --git a/mm/vmscan.c b/mm/vmscan.c
index d48b28219edf..6d652990433a 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -220,10 +220,13 @@ EXPORT_SYMBOL(register_shrinker);
  */
 void unregister_shrinker(struct shrinker *shrinker)
 {
+	if (!shrinker->nr_deferred)
+		return;
 	down_write(&shrinker_rwsem);
 	list_del(&shrinker->list);
 	up_write(&shrinker_rwsem);
 	kfree(shrinker->nr_deferred);
+	shrinker->nr_deferred = NULL;
 }
 EXPORT_SYMBOL(unregister_shrinker);
 
diff --git a/net/core/dev.c b/net/core/dev.c
index 3d2dde9040af..a8564e793d0f 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2478,7 +2478,7 @@ struct sk_buff *__skb_gso_segment(struct sk_buff *skb,
 
 	segs = skb_mac_gso_segment(skb, features);
 
-	if (unlikely(skb_needs_check(skb, tx_path)))
+	if (unlikely(skb_needs_check(skb, tx_path) && !IS_ERR(segs)))
 		skb_warn_bad_offload(skb);
 
 	return segs;
diff --git a/net/decnet/af_decnet.c b/net/decnet/af_decnet.c
index 2aeeb4f22e9d..af813ae020dc 100644
--- a/net/decnet/af_decnet.c
+++ b/net/decnet/af_decnet.c
@@ -1337,6 +1337,12 @@ static int dn_setsockopt(struct socket *sock, int level, int optname, char __use
 	lock_sock(sk);
 	err = __dn_setsockopt(sock, level, optname, optval, optlen, 0);
 	release_sock(sk);
+#ifdef CONFIG_NETFILTER
+	/* we need to exclude all possible ENOPROTOOPTs except default case */
+	if (err == -ENOPROTOOPT && optname != DSO_LINKINFO &&
+	    optname != DSO_STREAM && optname != DSO_SEQPACKET)
+		err = nf_setsockopt(sk, PF_DECnet, optname, optval, optlen);
+#endif
 
 	return err;
 }
@@ -1444,15 +1450,6 @@ static int __dn_setsockopt(struct socket *sock, int level,int optname, char __us
 		dn_nsp_send_disc(sk, 0x38, 0, sk->sk_allocation);
 		break;
 
-	default:
-#ifdef CONFIG_NETFILTER
-		return nf_setsockopt(sk, PF_DECnet, optname, optval, optlen);
-#endif
-	case DSO_LINKINFO:
-	case DSO_STREAM:
-	case DSO_SEQPACKET:
-		return -ENOPROTOOPT;
-
 	case DSO_MAXWINDOW:
 		if (optlen != sizeof(unsigned long))
 			return -EINVAL;
@@ -1500,6 +1497,12 @@ static int __dn_setsockopt(struct socket *sock, int level,int optname, char __us
 			return -EINVAL;
 		scp->info_loc = u.info;
 		break;
+
+	case DSO_LINKINFO:
+	case DSO_STREAM:
+	case DSO_SEQPACKET:
+	default:
+		return -ENOPROTOOPT;
 	}
 
 	return 0;
@@ -1513,6 +1516,20 @@ static int dn_getsockopt(struct socket *sock, int level, int optname, char __use
 	lock_sock(sk);
 	err = __dn_getsockopt(sock, level, optname, optval, optlen, 0);
 	release_sock(sk);
+#ifdef CONFIG_NETFILTER
+	if (err == -ENOPROTOOPT && optname != DSO_STREAM &&
+	    optname != DSO_SEQPACKET && optname != DSO_CONACCEPT &&
+	    optname != DSO_CONREJECT) {
+		int len;
+
+		if (get_user(len, optlen))
+			return -EFAULT;
+
+		err = nf_getsockopt(sk, PF_DECnet, optname, optval, &len);
+		if (err >= 0)
+			err = put_user(len, optlen);
+	}
+#endif
 
 	return err;
 }
@@ -1578,26 +1595,6 @@ static int __dn_getsockopt(struct socket *sock, int level,int optname, char __us
 		r_data = &link;
 		break;
 
-	default:
-#ifdef CONFIG_NETFILTER
-	{
-		int ret, len;
-
-		if (get_user(len, optlen))
-			return -EFAULT;
-
-		ret = nf_getsockopt(sk, PF_DECnet, optname, optval, &len);
-		if (ret >= 0)
-			ret = put_user(len, optlen);
-		return ret;
-	}
-#endif
-	case DSO_STREAM:
-	case DSO_SEQPACKET:
-	case DSO_CONACCEPT:
-	case DSO_CONREJECT:
-		return -ENOPROTOOPT;
-
 	case DSO_MAXWINDOW:
 		if (r_len > sizeof(unsigned long))
 			r_len = sizeof(unsigned long);
@@ -1629,6 +1626,13 @@ static int __dn_getsockopt(struct socket *sock, int level,int optname, char __us
 			r_len = sizeof(unsigned char);
 		r_data = &scp->info_rem;
 		break;
+
+	case DSO_STREAM:
+	case DSO_SEQPACKET:
+	case DSO_CONACCEPT:
+	case DSO_CONREJECT:
+	default:
+		return -ENOPROTOOPT;
 	}
 
 	if (r_data) {
diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c
index 8839b55ea4de..043cd43109ae 100644
--- a/net/ipv4/ip_sockglue.c
+++ b/net/ipv4/ip_sockglue.c
@@ -1090,11 +1090,8 @@ int ip_setsockopt(struct sock *sk, int level,
 	if (err == -ENOPROTOOPT && optname != IP_HDRINCL &&
 			optname != IP_IPSEC_POLICY &&
 			optname != IP_XFRM_POLICY &&
-			!ip_mroute_opt(optname)) {
-		lock_sock(sk);
+			!ip_mroute_opt(optname))
 		err = nf_setsockopt(sk, PF_INET, optname, optval, optlen);
-		release_sock(sk);
-	}
 #endif
 	return err;
 }
@@ -1119,12 +1116,9 @@ int compat_ip_setsockopt(struct sock *sk, int level, int optname,
 	if (err == -ENOPROTOOPT && optname != IP_HDRINCL &&
 			optname != IP_IPSEC_POLICY &&
 			optname != IP_XFRM_POLICY &&
-			!ip_mroute_opt(optname)) {
-		lock_sock(sk);
-		err = compat_nf_setsockopt(sk, PF_INET, optname,
-					   optval, optlen);
-		release_sock(sk);
-	}
+			!ip_mroute_opt(optname))
+		err = compat_nf_setsockopt(sk, PF_INET, optname, optval,
+					   optlen);
 #endif
 	return err;
 }
diff --git a/net/ipv4/netfilter/ipt_CLUSTERIP.c b/net/ipv4/netfilter/ipt_CLUSTERIP.c
index e90f83a3415b..8e9e17c86d1e 100644
--- a/net/ipv4/netfilter/ipt_CLUSTERIP.c
+++ b/net/ipv4/netfilter/ipt_CLUSTERIP.c
@@ -365,7 +365,7 @@ static int clusterip_tg_check(const struct xt_tgchk_param *par)
 	struct ipt_clusterip_tgt_info *cipinfo = par->targinfo;
 	const struct ipt_entry *e = par->entryinfo;
 	struct clusterip_config *config;
-	int ret;
+	int ret, i;
 
 	if (cipinfo->hash_mode != CLUSTERIP_HASHMODE_SIP &&
 	    cipinfo->hash_mode != CLUSTERIP_HASHMODE_SIP_SPT &&
@@ -379,8 +379,18 @@ static int clusterip_tg_check(const struct xt_tgchk_param *par)
 		pr_info("Please specify destination IP\n");
 		return -EINVAL;
 	}
-
-	/* FIXME: further sanity checks */
+	if (cipinfo->num_local_nodes > ARRAY_SIZE(cipinfo->local_nodes)) {
+		pr_info("bad num_local_nodes %u\n", cipinfo->num_local_nodes);
+		return -EINVAL;
+	}
+	for (i = 0; i < cipinfo->num_local_nodes; i++) {
+		if (cipinfo->local_nodes[i] - 1 >=
+		    sizeof(config->local_nodes) * 8) {
+			pr_info("bad local_nodes[%d] %u\n",
+				i, cipinfo->local_nodes[i]);
+			return -EINVAL;
+		}
+	}
 
 	config = clusterip_config_find_get(par->net, e->ip.dst.s_addr, 1);
 	if (!config) {
diff --git a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
index a054fe083431..26d5d5db1cc8 100644
--- a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
+++ b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
@@ -269,15 +269,19 @@ getorigdst(struct sock *sk, int optval, void __user *user, int *len)
 	struct nf_conntrack_tuple tuple;
 
 	memset(&tuple, 0, sizeof(tuple));
+
+	lock_sock(sk);
 	tuple.src.u3.ip = inet->inet_rcv_saddr;
 	tuple.src.u.tcp.port = inet->inet_sport;
 	tuple.dst.u3.ip = inet->inet_daddr;
 	tuple.dst.u.tcp.port = inet->inet_dport;
 	tuple.src.l3num = PF_INET;
 	tuple.dst.protonum = sk->sk_protocol;
+	release_sock(sk);
 
 	/* We only do TCP and SCTP at the moment: is there a better way? */
-	if (sk->sk_protocol != IPPROTO_TCP && sk->sk_protocol != IPPROTO_SCTP) {
+	if (tuple.dst.protonum != IPPROTO_TCP &&
+	    tuple.dst.protonum != IPPROTO_SCTP) {
 		pr_debug("SO_ORIGINAL_DST: Not a TCP/SCTP socket\n");
 		return -ENOPROTOOPT;
 	}
diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c
index f81fcc09ea6c..c31f8be7fe66 100644
--- a/net/ipv6/ipv6_sockglue.c
+++ b/net/ipv6/ipv6_sockglue.c
@@ -875,12 +875,8 @@ int ipv6_setsockopt(struct sock *sk, int level, int optname,
 #ifdef CONFIG_NETFILTER
 	/* we need to exclude all possible ENOPROTOOPTs except default case */
 	if (err == -ENOPROTOOPT && optname != IPV6_IPSEC_POLICY &&
-			optname != IPV6_XFRM_POLICY) {
-		lock_sock(sk);
-		err = nf_setsockopt(sk, PF_INET6, optname, optval,
-				optlen);
-		release_sock(sk);
-	}
+			optname != IPV6_XFRM_POLICY)
+		err = nf_setsockopt(sk, PF_INET6, optname, optval, optlen);
 #endif
 	return err;
 }
@@ -910,12 +906,9 @@ int compat_ipv6_setsockopt(struct sock *sk, int level, int optname,
 #ifdef CONFIG_NETFILTER
 	/* we need to exclude all possible ENOPROTOOPTs except default case */
 	if (err == -ENOPROTOOPT && optname != IPV6_IPSEC_POLICY &&
-	    optname != IPV6_XFRM_POLICY) {
-		lock_sock(sk);
-		err = compat_nf_setsockopt(sk, PF_INET6, optname,
-					   optval, optlen);
-		release_sock(sk);
-	}
+	    optname != IPV6_XFRM_POLICY)
+		err = compat_nf_setsockopt(sk, PF_INET6, optname, optval,
+					   optlen);
 #endif
 	return err;
 }
diff --git a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
index 4cbc6b290dd5..e178fe026379 100644
--- a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
+++ b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
@@ -240,20 +240,27 @@ static struct nf_hook_ops ipv6_conntrack_ops[] __read_mostly = {
 static int
 ipv6_getorigdst(struct sock *sk, int optval, void __user *user, int *len)
 {
-	const struct inet_sock *inet = inet_sk(sk);
+	struct nf_conntrack_tuple tuple = { .src.l3num = NFPROTO_IPV6 };
 	const struct ipv6_pinfo *inet6 = inet6_sk(sk);
+	const struct inet_sock *inet = inet_sk(sk);
 	const struct nf_conntrack_tuple_hash *h;
 	struct sockaddr_in6 sin6;
-	struct nf_conntrack_tuple tuple = { .src.l3num = NFPROTO_IPV6 };
 	struct nf_conn *ct;
+	__be32 flow_label;
+	int bound_dev_if;
 
+	lock_sock(sk);
 	tuple.src.u3.in6 = sk->sk_v6_rcv_saddr;
 	tuple.src.u.tcp.port = inet->inet_sport;
 	tuple.dst.u3.in6 = sk->sk_v6_daddr;
 	tuple.dst.u.tcp.port = inet->inet_dport;
 	tuple.dst.protonum = sk->sk_protocol;
+	bound_dev_if = sk->sk_bound_dev_if;
+	flow_label = inet6->flow_label;
+	release_sock(sk);
 
-	if (sk->sk_protocol != IPPROTO_TCP && sk->sk_protocol != IPPROTO_SCTP)
+	if (tuple.dst.protonum != IPPROTO_TCP &&
+	    tuple.dst.protonum != IPPROTO_SCTP)
 		return -ENOPROTOOPT;
 
 	if (*len < 0 || (unsigned int) *len < sizeof(sin6))
@@ -271,14 +278,13 @@ ipv6_getorigdst(struct sock *sk, int optval, void __user *user, int *len)
 
 	sin6.sin6_family = AF_INET6;
 	sin6.sin6_port = ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple.dst.u.tcp.port;
-	sin6.sin6_flowinfo = inet6->flow_label & IPV6_FLOWINFO_MASK;
+	sin6.sin6_flowinfo = flow_label & IPV6_FLOWINFO_MASK;
 	memcpy(&sin6.sin6_addr,
 		&ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple.dst.u3.in6,
 					sizeof(sin6.sin6_addr));
 
 	nf_ct_put(ct);
-	sin6.sin6_scope_id = ipv6_iface_scope_id(&sin6.sin6_addr,
-						 sk->sk_bound_dev_if);
+	sin6.sin6_scope_id = ipv6_iface_scope_id(&sin6.sin6_addr, bound_dev_if);
 	return copy_to_user(user, &sin6, sizeof(sin6)) ? -EFAULT : 0;
 }
 
diff --git a/net/netfilter/x_tables.c b/net/netfilter/x_tables.c
index 489899325bf7..dfba682a92f6 100644
--- a/net/netfilter/x_tables.c
+++ b/net/netfilter/x_tables.c
@@ -38,8 +38,6 @@ MODULE_LICENSE("GPL");
 MODULE_AUTHOR("Harald Welte <laforge@...filter.org>");
 MODULE_DESCRIPTION("{ip,ip6,arp,eb}_tables backend module");
 
-#define SMP_ALIGN(x) (((x) + SMP_CACHE_BYTES-1) & ~(SMP_CACHE_BYTES-1))
-
 struct compat_delta {
 	unsigned int offset; /* offset in kernel */
 	int delta; /* delta in 32bit user land */
@@ -211,6 +209,9 @@ xt_request_find_match(uint8_t nfproto, const char *name, uint8_t revision)
 {
 	struct xt_match *match;
 
+	if (strnlen(name, XT_EXTENSION_MAXNAMELEN) == XT_EXTENSION_MAXNAMELEN)
+		return ERR_PTR(-EINVAL);
+
 	match = xt_find_match(nfproto, name, revision);
 	if (IS_ERR(match)) {
 		request_module("%st_%s", xt_prefix[nfproto], name);
@@ -253,6 +254,9 @@ struct xt_target *xt_request_find_target(u8 af, const char *name, u8 revision)
 {
 	struct xt_target *target;
 
+	if (strnlen(name, XT_EXTENSION_MAXNAMELEN) == XT_EXTENSION_MAXNAMELEN)
+		return ERR_PTR(-EINVAL);
+
 	target = xt_find_target(af, name, revision);
 	if (IS_ERR(target)) {
 		request_module("%st_%s", xt_prefix[af], name);
@@ -951,7 +955,7 @@ struct xt_table_info *xt_alloc_table_info(unsigned int size)
 	int cpu;
 
 	/* Pedantry: prevent them from hitting BUG() in vmalloc.c --RR */
-	if ((SMP_ALIGN(size) >> PAGE_SHIFT) + 2 > totalram_pages)
+	if ((size >> PAGE_SHIFT) + 2 > totalram_pages)
 		return NULL;
 
 	newinfo = kzalloc(XT_TABLE_INFO_SZ, GFP_KERNEL);
diff --git a/net/netfilter/xt_RATEEST.c b/net/netfilter/xt_RATEEST.c
index 604df6fae6fc..0be96f8475f7 100644
--- a/net/netfilter/xt_RATEEST.c
+++ b/net/netfilter/xt_RATEEST.c
@@ -40,23 +40,31 @@ static void xt_rateest_hash_insert(struct xt_rateest *est)
 	hlist_add_head(&est->list, &rateest_hash[h]);
 }
 
-struct xt_rateest *xt_rateest_lookup(const char *name)
+static struct xt_rateest *__xt_rateest_lookup(const char *name)
 {
 	struct xt_rateest *est;
 	unsigned int h;
 
 	h = xt_rateest_hash(name);
-	mutex_lock(&xt_rateest_mutex);
 	hlist_for_each_entry(est, &rateest_hash[h], list) {
 		if (strcmp(est->name, name) == 0) {
 			est->refcnt++;
-			mutex_unlock(&xt_rateest_mutex);
 			return est;
 		}
 	}
-	mutex_unlock(&xt_rateest_mutex);
+
 	return NULL;
 }
+
+struct xt_rateest *xt_rateest_lookup(const char *name)
+{
+	struct xt_rateest *est;
+
+	mutex_lock(&xt_rateest_mutex);
+	est = __xt_rateest_lookup(name);
+	mutex_unlock(&xt_rateest_mutex);
+	return est;
+}
 EXPORT_SYMBOL_GPL(xt_rateest_lookup);
 
 void xt_rateest_put(struct xt_rateest *est)
@@ -104,8 +112,10 @@ static int xt_rateest_tg_checkentry(const struct xt_tgchk_param *par)
 		rnd_inited = true;
 	}
 
-	est = xt_rateest_lookup(info->name);
+	mutex_lock(&xt_rateest_mutex);
+	est = __xt_rateest_lookup(info->name);
 	if (est) {
+		mutex_unlock(&xt_rateest_mutex);
 		/*
 		 * If estimator parameters are specified, they must match the
 		 * existing estimator.
@@ -143,11 +153,13 @@ static int xt_rateest_tg_checkentry(const struct xt_tgchk_param *par)
 
 	info->est = est;
 	xt_rateest_hash_insert(est);
+	mutex_unlock(&xt_rateest_mutex);
 	return 0;
 
 err2:
 	kfree(est);
 err1:
+	mutex_unlock(&xt_rateest_mutex);
 	return ret;
 }
 
diff --git a/net/sched/sch_choke.c b/net/sched/sch_choke.c
index 3f6437db9b0f..ec11aced121d 100644
--- a/net/sched/sch_choke.c
+++ b/net/sched/sch_choke.c
@@ -431,6 +431,9 @@ static int choke_change(struct Qdisc *sch, struct nlattr *opt)
 
 	ctl = nla_data(tb[TCA_CHOKE_PARMS]);
 
+	if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog))
+		return -EINVAL;
+
 	if (ctl->limit > CHOKE_MAX_QUEUE)
 		return -EINVAL;
 
diff --git a/net/sched/sch_gred.c b/net/sched/sch_gred.c
index a4ca4517cdc8..5d004ecdbefd 100644
--- a/net/sched/sch_gred.c
+++ b/net/sched/sch_gred.c
@@ -388,6 +388,9 @@ static inline int gred_change_vq(struct Qdisc *sch, int dp,
 	struct gred_sched *table = qdisc_priv(sch);
 	struct gred_sched_data *q = table->tab[dp];
 
+	if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog))
+		return -EINVAL;
+
 	if (!q) {
 		table->tab[dp] = q = *prealloc;
 		*prealloc = NULL;
diff --git a/net/sched/sch_red.c b/net/sched/sch_red.c
index 8c0508c0e287..0505b8408c8b 100644
--- a/net/sched/sch_red.c
+++ b/net/sched/sch_red.c
@@ -199,6 +199,8 @@ static int red_change(struct Qdisc *sch, struct nlattr *opt)
 	max_P = tb[TCA_RED_MAX_P] ? nla_get_u32(tb[TCA_RED_MAX_P]) : 0;
 
 	ctl = nla_data(tb[TCA_RED_PARMS]);
+	if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog))
+		return -EINVAL;
 
 	if (ctl->limit > 0) {
 		child = fifo_create_dflt(sch, &bfifo_qdisc_ops, ctl->limit);
diff --git a/net/sched/sch_sfq.c b/net/sched/sch_sfq.c
index 4417fb25166f..093f55d0a19a 100644
--- a/net/sched/sch_sfq.c
+++ b/net/sched/sch_sfq.c
@@ -653,6 +653,9 @@ static int sfq_change(struct Qdisc *sch, struct nlattr *opt)
 	if (ctl->divisor &&
 	    (!is_power_of_2(ctl->divisor) || ctl->divisor > 65536))
 		return -EINVAL;
+	if (ctl_v1 && !red_check_params(ctl_v1->qth_min, ctl_v1->qth_max,
+					ctl_v1->Wlog))
+		return -EINVAL;
 	if (ctl_v1 && ctl_v1->qth_min) {
 		p = kmalloc(sizeof(*p), GFP_KERNEL);
 		if (!p)
diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c
index 72d65b9978ca..255530dde7df 100644
--- a/net/xfrm/xfrm_user.c
+++ b/net/xfrm/xfrm_user.c
@@ -1349,11 +1349,14 @@ static void copy_templates(struct xfrm_policy *xp, struct xfrm_user_tmpl *ut,
 
 static int validate_tmpl(int nr, struct xfrm_user_tmpl *ut, u16 family)
 {
+	u16 prev_family;
 	int i;
 
 	if (nr > XFRM_MAX_DEPTH)
 		return -EINVAL;
 
+	prev_family = family;
+
 	for (i = 0; i < nr; i++) {
 		/* We never validated the ut->family value, so many
 		 * applications simply leave it at zero.  The check was
@@ -1365,6 +1368,12 @@ static int validate_tmpl(int nr, struct xfrm_user_tmpl *ut, u16 family)
 		if (!ut[i].family)
 			ut[i].family = family;
 
+		if ((ut[i].mode == XFRM_MODE_TRANSPORT) &&
+		    (ut[i].family != prev_family))
+			return -EINVAL;
+
+		prev_family = ut[i].family;
+
 		switch (ut[i].family) {
 		case AF_INET:
 			break;
@@ -1375,6 +1384,21 @@ static int validate_tmpl(int nr, struct xfrm_user_tmpl *ut, u16 family)
 		default:
 			return -EINVAL;
 		}
+
+		switch (ut[i].id.proto) {
+		case IPPROTO_AH:
+		case IPPROTO_ESP:
+		case IPPROTO_COMP:
+#if IS_ENABLED(CONFIG_IPV6)
+		case IPPROTO_ROUTING:
+		case IPPROTO_DSTOPTS:
+#endif
+		case IPSEC_PROTO_ANY:
+			break;
+		default:
+			return -EINVAL;
+		}
+
 	}
 
 	return 0;
diff --git a/scripts/kernel-doc b/scripts/kernel-doc
index 9922e66883a5..f936d9e5db91 100755
--- a/scripts/kernel-doc
+++ b/scripts/kernel-doc
@@ -2616,4 +2616,4 @@ if ($verbose && $warnings) {
   print STDERR "$warnings warnings\n";
 }
 
-exit($errors);
+exit($output_mode eq "none" ? 0 : $errors);
diff --git a/security/selinux/ss/services.c b/security/selinux/ss/services.c
index a1d3944751b9..dbca00d996c4 100644
--- a/security/selinux/ss/services.c
+++ b/security/selinux/ss/services.c
@@ -823,6 +823,9 @@ int security_bounded_transition(u32 old_sid, u32 new_sid)
 	int index;
 	int rc;
 
+	if (!ss_initialized)
+		return 0;
+
 	read_lock(&policy_rwlock);
 
 	rc = -EINVAL;
@@ -1236,27 +1239,25 @@ static int security_context_to_sid_core(const char *scontext, u32 scontext_len,
 	if (!scontext_len)
 		return -EINVAL;
 
+	/* Copy the string to allow changes and ensure a NUL terminator */
+	scontext2 = kmemdup_nul(scontext, scontext_len, gfp_flags);
+	if (!scontext2)
+		return -ENOMEM;
+
 	if (!ss_initialized) {
 		int i;
 
 		for (i = 1; i < SECINITSID_NUM; i++) {
-			if (!strcmp(initial_sid_to_string[i], scontext)) {
+			if (!strcmp(initial_sid_to_string[i], scontext2)) {
 				*sid = i;
-				return 0;
+				goto out;
 			}
 		}
 		*sid = SECINITSID_KERNEL;
-		return 0;
+		goto out;
 	}
 	*sid = SECSID_NULL;
 
-	/* Copy the string so that we can modify the copy as we parse it. */
-	scontext2 = kmalloc(scontext_len + 1, gfp_flags);
-	if (!scontext2)
-		return -ENOMEM;
-	memcpy(scontext2, scontext, scontext_len);
-	scontext2[scontext_len] = 0;
-
 	if (force) {
 		/* Save another copy for storing in uninterpreted form */
 		rc = -ENOMEM;
diff --git a/sound/core/seq/seq_clientmgr.c b/sound/core/seq/seq_clientmgr.c
index 83bf65ae8251..dee6691013c1 100644
--- a/sound/core/seq/seq_clientmgr.c
+++ b/sound/core/seq/seq_clientmgr.c
@@ -1012,7 +1012,7 @@ static ssize_t snd_seq_write(struct file *file, const char __user *buf,
 {
 	struct snd_seq_client *client = file->private_data;
 	int written = 0, len;
-	int err = -EINVAL;
+	int err;
 	struct snd_seq_event event;
 
 	if (!(snd_seq_file_flags(file) & SNDRV_SEQ_LFLG_OUTPUT))
@@ -1027,11 +1027,15 @@ static ssize_t snd_seq_write(struct file *file, const char __user *buf,
 
 	/* allocate the pool now if the pool is not allocated yet */ 
 	if (client->pool->size > 0 && !snd_seq_write_pool_allocated(client)) {
-		if (snd_seq_pool_init(client->pool) < 0)
+		mutex_lock(&client->ioctl_mutex);
+		err = snd_seq_pool_init(client->pool);
+		mutex_unlock(&client->ioctl_mutex);
+		if (err < 0)
 			return -ENOMEM;
 	}
 
 	/* only process whole events */
+	err = -EINVAL;
 	while (count >= sizeof(struct snd_seq_event)) {
 		/* Read in the event header from the user */
 		len = sizeof(event);
@@ -2201,7 +2205,6 @@ static int snd_seq_do_ioctl(struct snd_seq_client *client, unsigned int cmd,
 			    void __user *arg)
 {
 	struct seq_ioctl_table *p;
-	int ret;
 
 	switch (cmd) {
 	case SNDRV_SEQ_IOCTL_PVERSION:
@@ -2215,12 +2218,8 @@ static int snd_seq_do_ioctl(struct snd_seq_client *client, unsigned int cmd,
 	if (! arg)
 		return -EFAULT;
 	for (p = ioctl_tables; p->cmd; p++) {
-		if (p->cmd == cmd) {
-			mutex_lock(&client->ioctl_mutex);
-			ret = p->func(client, arg);
-			mutex_unlock(&client->ioctl_mutex);
-			return ret;
-		}
+		if (p->cmd == cmd)
+			return p->func(client, arg);
 	}
 	pr_debug("ALSA: seq unknown ioctl() 0x%x (type='%c', number=0x%02x)\n",
 		   cmd, _IOC_TYPE(cmd), _IOC_NR(cmd));
@@ -2231,11 +2230,15 @@ static int snd_seq_do_ioctl(struct snd_seq_client *client, unsigned int cmd,
 static long snd_seq_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 {
 	struct snd_seq_client *client = file->private_data;
+	long ret;
 
 	if (snd_BUG_ON(!client))
 		return -ENXIO;
 		
-	return snd_seq_do_ioctl(client, cmd, (void __user *) arg);
+	mutex_lock(&client->ioctl_mutex);
+	ret = snd_seq_do_ioctl(client, cmd, (void __user *) arg);
+	mutex_unlock(&client->ioctl_mutex);
+	return ret;
 }
 
 #ifdef CONFIG_COMPAT
diff --git a/sound/soc/ux500/mop500.c b/sound/soc/ux500/mop500.c
index b3b66aa98dce..664901a0dea6 100644
--- a/sound/soc/ux500/mop500.c
+++ b/sound/soc/ux500/mop500.c
@@ -168,3 +168,7 @@ static struct platform_driver snd_soc_mop500_driver = {
 };
 
 module_platform_driver(snd_soc_mop500_driver);
+
+MODULE_LICENSE("GPL v2");
+MODULE_DESCRIPTION("ASoC MOP500 board driver");
+MODULE_AUTHOR("Ola Lilja");
diff --git a/sound/soc/ux500/ux500_pcm.c b/sound/soc/ux500/ux500_pcm.c
index 51a66a87305a..b4ab903fca1b 100644
--- a/sound/soc/ux500/ux500_pcm.c
+++ b/sound/soc/ux500/ux500_pcm.c
@@ -166,3 +166,8 @@ int ux500_pcm_unregister_platform(struct platform_device *pdev)
 	return 0;
 }
 EXPORT_SYMBOL_GPL(ux500_pcm_unregister_platform);
+
+MODULE_AUTHOR("Ola Lilja");
+MODULE_AUTHOR("Roger Nilsson");
+MODULE_DESCRIPTION("ASoC UX500 driver");
+MODULE_LICENSE("GPL v2");
diff --git a/tools/perf/bench/numa.c b/tools/perf/bench/numa.c
index ebfa163b80b5..90d416ba7647 100644
--- a/tools/perf/bench/numa.c
+++ b/tools/perf/bench/numa.c
@@ -203,6 +203,47 @@ static const char * const numa_usage[] = {
 	NULL
 };
 
+/*
+ * To get number of numa nodes present.
+ */
+static int nr_numa_nodes(void)
+{
+	int i, nr_nodes = 0;
+
+	for (i = 0; i < g->p.nr_nodes; i++) {
+		if (numa_bitmask_isbitset(numa_nodes_ptr, i))
+			nr_nodes++;
+	}
+
+	return nr_nodes;
+}
+
+/*
+ * To check if given numa node is present.
+ */
+static int is_node_present(int node)
+{
+	return numa_bitmask_isbitset(numa_nodes_ptr, node);
+}
+
+/*
+ * To check given numa node has cpus.
+ */
+static bool node_has_cpus(int node)
+{
+	struct bitmask *cpu = numa_allocate_cpumask();
+	unsigned int i;
+
+	if (cpu && !numa_node_to_cpus(node, cpu)) {
+		for (i = 0; i < cpu->size; i++) {
+			if (numa_bitmask_isbitset(cpu, i))
+				return true;
+		}
+	}
+
+	return false; /* lets fall back to nocpus safely */
+}
+
 static cpu_set_t bind_to_cpu(int target_cpu)
 {
 	cpu_set_t orig_mask, mask;
@@ -231,12 +272,12 @@ static cpu_set_t bind_to_cpu(int target_cpu)
 
 static cpu_set_t bind_to_node(int target_node)
 {
-	int cpus_per_node = g->p.nr_cpus/g->p.nr_nodes;
+	int cpus_per_node = g->p.nr_cpus / nr_numa_nodes();
 	cpu_set_t orig_mask, mask;
 	int cpu;
 	int ret;
 
-	BUG_ON(cpus_per_node*g->p.nr_nodes != g->p.nr_cpus);
+	BUG_ON(cpus_per_node * nr_numa_nodes() != g->p.nr_cpus);
 	BUG_ON(!cpus_per_node);
 
 	ret = sched_getaffinity(0, sizeof(orig_mask), &orig_mask);
@@ -636,7 +677,7 @@ static int parse_setup_node_list(void)
 			int i;
 
 			for (i = 0; i < mul; i++) {
-				if (t >= g->p.nr_tasks) {
+				if (t >= g->p.nr_tasks || !node_has_cpus(bind_node)) {
 					printf("\n# NOTE: ignoring bind NODEs starting at NODE#%d\n", bind_node);
 					goto out;
 				}
@@ -943,6 +984,8 @@ static void calc_convergence(double runtime_ns_max, double *convergence)
 	sum = 0;
 
 	for (node = 0; node < g->p.nr_nodes; node++) {
+		if (!is_node_present(node))
+			continue;
 		nr = nodes[node];
 		nr_min = min(nr, nr_min);
 		nr_max = max(nr, nr_max);
@@ -963,8 +1006,11 @@ static void calc_convergence(double runtime_ns_max, double *convergence)
 	process_groups = 0;
 
 	for (node = 0; node < g->p.nr_nodes; node++) {
-		int processes = count_node_processes(node);
+		int processes;
 
+		if (!is_node_present(node))
+			continue;
+		processes = count_node_processes(node);
 		nr = nodes[node];
 		tprintf(" %2d/%-2d", nr, processes);
 
@@ -1262,7 +1308,7 @@ static void print_summary(void)
 
 	printf("\n ###\n");
 	printf(" # %d %s will execute (on %d nodes, %d CPUs):\n",
-		g->p.nr_tasks, g->p.nr_tasks == 1 ? "task" : "tasks", g->p.nr_nodes, g->p.nr_cpus);
+		g->p.nr_tasks, g->p.nr_tasks == 1 ? "task" : "tasks", nr_numa_nodes(), g->p.nr_cpus);
 	printf(" #      %5dx %5ldMB global  shared mem operations\n",
 			g->p.nr_loops, g->p.bytes_global/1024/1024);
 	printf(" #      %5dx %5ldMB process shared mem operations\n",
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index 0aa7747ff139..8e37334db4fa 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -70,6 +70,7 @@
 #include <linux/types.h>
 
 static volatile int done;
+static volatile int resize;
 
 #define HEADER_LINE_NR  5
 
@@ -79,10 +80,13 @@ static void perf_top__update_print_entries(struct perf_top *top)
 }
 
 static void perf_top__sig_winch(int sig __maybe_unused,
-				siginfo_t *info __maybe_unused, void *arg)
+				siginfo_t *info __maybe_unused, void *arg __maybe_unused)
 {
-	struct perf_top *top = arg;
+	resize = 1;
+}
 
+static void perf_top__resize(struct perf_top *top)
+{
 	get_term_dimensions(&top->winsize);
 	perf_top__update_print_entries(top);
 }
@@ -461,7 +465,7 @@ static bool perf_top__handle_keypress(struct perf_top *top, int c)
 					.sa_sigaction = perf_top__sig_winch,
 					.sa_flags     = SA_SIGINFO,
 				};
-				perf_top__sig_winch(SIGWINCH, NULL, top);
+				perf_top__resize(top);
 				sigaction(SIGWINCH, &act, NULL);
 			} else {
 				signal(SIGWINCH, SIG_DFL);
@@ -997,6 +1001,11 @@ static int __cmd_top(struct perf_top *top)
 
 		if (hits == top->samples)
 			ret = perf_evlist__poll(top->evlist, 100);
+
+		if (resize) {
+			perf_top__resize(top);
+			resize = 0;
+		}
 	}
 
 	ret = 0;

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