Merge 4.14.170 into android-4.14

Changes in 4.14.170
	orinoco_usb: fix interface sanity check
	rsi_91x_usb: fix interface sanity check
	USB: serial: ir-usb: add missing endpoint sanity check
	USB: serial: ir-usb: fix link-speed handling
	USB: serial: ir-usb: fix IrLAP framing
	usb: dwc3: turn off VBUS when leaving host mode
	staging: most: net: fix buffer overflow
	staging: wlan-ng: ensure error return is actually returned
	staging: vt6656: correct packet types for CTS protect, mode.
	staging: vt6656: use NULLFUCTION stack on mac80211
	staging: vt6656: Fix false Tx excessive retries reporting.
	serial: 8250_bcm2835aux: Fix line mismatch on driver unbind
	crypto: chelsio - fix writing tfm flags to wrong place
	ath9k: fix storage endpoint lookup
	brcmfmac: fix interface sanity check
	rtl8xxxu: fix interface sanity check
	zd1211rw: fix storage endpoint lookup
	arc: eznps: fix allmodconfig kconfig warning
	HID: ite: Add USB id match for Acer SW5-012 keyboard dock
	phy: cpcap-usb: Prevent USB line glitches from waking up modem
	watchdog: max77620_wdt: fix potential build errors
	watchdog: rn5t618_wdt: fix module aliases
	spi: spi-dw: Add lock protect dw_spi rx/tx to prevent concurrent calls
	drivers/net/b44: Change to non-atomic bit operations on pwol_mask
	net: wan: sdla: Fix cast from pointer to integer of different size
	gpio: max77620: Add missing dependency on GPIOLIB_IRQCHIP
	atm: eni: fix uninitialized variable warning
	PCI: Add DMA alias quirk for Intel VCA NTB
	usb-storage: Disable UAS on JMicron SATA enclosure
	net_sched: ematch: reject invalid TCF_EM_SIMPLE
	rsi: fix use-after-free on probe errors
	crypto: af_alg - Use bh_lock_sock in sk_destruct
	vfs: fix do_last() regression
	x86/resctrl: Fix use-after-free when deleting resource groups
	x86/resctrl: Fix use-after-free due to inaccurate refcount of rdtgroup
	x86/resctrl: Fix a deadlock due to inaccurate reference
	crypto: pcrypt - Fix user-after-free on module unload
	perf c2c: Fix return type for histogram sorting comparision functions
	PM / devfreq: Add new name attribute for sysfs
	tools lib: Fix builds when glibc contains strlcpy()
	arm64: kbuild: remove compressed images on 'make ARCH=arm64 (dist)clean'
	ext4: validate the debug_want_extra_isize mount option at parse time
	mm/mempolicy.c: fix out of bounds write in mpol_parse_str()
	reiserfs: Fix memory leak of journal device string
	media: digitv: don't continue if remote control state can't be read
	media: af9005: uninitialized variable printked
	media: gspca: zero usb_buf
	media: dvb-usb/dvb-usb-urb.c: initialize actlen to 0
	ttyprintk: fix a potential deadlock in interrupt context issue
	Bluetooth: Fix race condition in hci_release_sock()
	cgroup: Prevent double killing of css when enabling threaded cgroup
	media: si470x-i2c: Move free() past last use of 'radio'
	ARM: dts: sun8i: a83t: Correct USB3503 GPIOs polarity
	ARM: dts: beagle-x15-common: Model 5V0 regulator
	soc: ti: wkup_m3_ipc: Fix race condition with rproc_boot
	mac80211: mesh: restrict airtime metric to peered established plinks
	clk: mmp2: Fix the order of timer mux parents
	ixgbevf: Remove limit of 10 entries for unicast filter list
	ixgbe: Fix calculation of queue with VFs and flow director on interface flap
	igb: Fix SGMII SFP module discovery for 100FX/LX.
	ASoC: sti: fix possible sleep-in-atomic
	qmi_wwan: Add support for Quectel RM500Q
	wireless: fix enabling channel 12 for custom regulatory domain
	cfg80211: Fix radar event during another phy CAC
	mac80211: Fix TKIP replay protection immediately after key setup
	wireless: wext: avoid gcc -O3 warning
	net: dsa: bcm_sf2: Configure IMP port for 2Gb/sec
	bnxt_en: Fix ipv6 RFS filter matching logic.
	ARM: dts: am335x-boneblack-common: fix memory size
	vti[6]: fix packet tx through bpf_redirect()
	scsi: fnic: do not queue commands during fwreset
	ARM: 8955/1: virt: Relax arch timer version check during early boot
	tee: optee: Fix compilation issue with nommu
	airo: Fix possible info leak in AIROOLDIOCTL/SIOCDEVPRIVATE
	airo: Add missing CAP_NET_ADMIN check in AIROOLDIOCTL/SIOCDEVPRIVATE
	r8152: get default setting of WOL before initializing
	qlcnic: Fix CPU soft lockup while collecting firmware dump
	powerpc/fsl/dts: add fsl,erratum-a011043
	net/fsl: treat fsl,erratum-a011043
	net: fsl/fman: rename IF_MODE_XGMII to IF_MODE_10G
	net/sonic: Add mutual exclusion for accessing shared state
	net/sonic: Use MMIO accessors
	net/sonic: Fix receive buffer handling
	net/sonic: Quiesce SONIC before re-initializing descriptor memory
	seq_tab_next() should increase position index
	l2t_seq_next should increase position index
	net: Fix skb->csum update in inet_proto_csum_replace16().
	btrfs: do not zero f_bavail if we have available space
	perf report: Fix no libunwind compiled warning break s390 issue
	Linux 4.14.170

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I7a9c84d82da0b9c258843767c9d57e034b6fc5f0

Documentation/ABI/testing/sysfs-class-devfreq

@@ -7,6 +7,13 @@ Description:
 		The name of devfreq object denoted as ... is same as the
 		name of device using devfreq.
 
+What:		/sys/class/devfreq/.../name
+Date:		November 2019
+Contact:	Chanwoo Choi <cw00.choi@samsung.com>
+Description:
+		The /sys/class/devfreq/.../name shows the name of device
+		of the corresponding devfreq object.
+
 What:		/sys/class/devfreq/.../governor
 Date:		September 2011
 Contact:	MyungJoo Ham <myungjoo.ham@samsung.com>

Makefile

@@ -1,7 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0
 VERSION = 4
 PATCHLEVEL = 14
-SUBLEVEL = 169
+SUBLEVEL = 170
 EXTRAVERSION =
 NAME = Petit Gorille
 

arch/arc/plat-eznps/Kconfig

@@ -7,7 +7,7 @@
 menuconfig ARC_PLAT_EZNPS
 	bool "\"EZchip\" ARC dev platform"
 	select CPU_BIG_ENDIAN
-	select CLKSRC_NPS
+	select CLKSRC_NPS if !PHYS_ADDR_T_64BIT
 	select EZNPS_GIC
 	select EZCHIP_NPS_MANAGEMENT_ENET if ETHERNET
 	help

arch/arm/boot/dts/am335x-boneblack-common.dtsi

@@ -131,6 +131,11 @@
 };
 
 / {
+	memory@80000000 {
+		device_type = "memory";
+		reg = <0x80000000 0x20000000>; /* 512 MB */
+	};
+
 	clk_mcasp0_fixed: clk_mcasp0_fixed {
 		#clock-cells = <0>;
 		compatible = "fixed-clock";

arch/arm/boot/dts/am57xx-beagle-x15-common.dtsi

@@ -32,6 +32,27 @@
 		reg = <0x0 0x80000000 0x0 0x80000000>;
 	};
 
+	main_12v0: fixedregulator-main_12v0 {
+		/* main supply */
+		compatible = "regulator-fixed";
+		regulator-name = "main_12v0";
+		regulator-min-microvolt = <12000000>;
+		regulator-max-microvolt = <12000000>;
+		regulator-always-on;
+		regulator-boot-on;
+	};
+
+	evm_5v0: fixedregulator-evm_5v0 {
+		/* Output of TPS54531D */
+		compatible = "regulator-fixed";
+		regulator-name = "evm_5v0";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		vin-supply = <&main_12v0>;
+		regulator-always-on;
+		regulator-boot-on;
+	};
+
 	vdd_3v3: fixedregulator-vdd_3v3 {
 		compatible = "regulator-fixed";
 		regulator-name = "vdd_3v3";

arch/arm/boot/dts/sun8i-a83t-cubietruck-plus.dts

@@ -90,7 +90,7 @@
 		initial-mode = <1>; /* initialize in HUB mode */
 		disabled-ports = <1>;
 		intn-gpios = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
-		reset-gpios = <&pio 4 16 GPIO_ACTIVE_HIGH>; /* PE16 */
+		reset-gpios = <&pio 4 16 GPIO_ACTIVE_LOW>; /* PE16 */
 		connect-gpios = <&pio 4 17 GPIO_ACTIVE_HIGH>; /* PE17 */
 		refclk-frequency = <19200000>;
 	};

arch/arm/kernel/hyp-stub.S

@@ -159,10 +159,9 @@ ARM_BE8(orr	r7, r7, #(1 << 25))     @ HSCTLR.EE
 #if !defined(ZIMAGE) && defined(CONFIG_ARM_ARCH_TIMER)
 	@ make CNTP_* and CNTPCT accessible from PL1
 	mrc	p15, 0, r7, c0, c1, 1	@ ID_PFR1
-	lsr	r7, #16
-	and	r7, #0xf
-	cmp	r7, #1
-	bne	1f
+	ubfx	r7, r7, #16, #4
+	teq	r7, #0
+	beq	1f
 	mrc	p15, 4, r7, c14, c1, 0	@ CNTHCTL
 	orr	r7, r7, #3		@ PL1PCEN | PL1PCTEN
 	mcr	p15, 4, r7, c14, c1, 0	@ CNTHCTL

arch/arm64/boot/Makefile

@@ -18,7 +18,7 @@ include $(srctree)/arch/arm64/boot/dts/Makefile
 
 OBJCOPYFLAGS_Image :=-O binary -R .note -R .note.gnu.build-id -R .comment -S
 
-targets := Image Image.gz
+targets := Image Image.bz2 Image.gz Image.lz4 Image.lzma Image.lzo
 
 DTB_NAMES := $(subst $\",,$(CONFIG_BUILD_ARM64_APPENDED_DTB_IMAGE_NAMES))
 ifneq ($(DTB_NAMES),)

arch/powerpc/boot/dts/fsl/qoriq-fman3-0-10g-0-best-effort.dtsi

@@ -63,6 +63,7 @@ fman@400000 {
 		#size-cells = <0>;
 		compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio";
 		reg = <0xe1000 0x1000>;
+		fsl,erratum-a011043; /* must ignore read errors */
 
 		pcsphy0: ethernet-phy@0 {
 			reg = <0x0>;

arch/powerpc/boot/dts/fsl/qoriq-fman3-0-10g-0.dtsi

@@ -60,6 +60,7 @@ fman@400000 {
 		#size-cells = <0>;
 		compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio";
 		reg = <0xf1000 0x1000>;
+		fsl,erratum-a011043; /* must ignore read errors */
 
 		pcsphy6: ethernet-phy@0 {
 			reg = <0x0>;

arch/powerpc/boot/dts/fsl/qoriq-fman3-0-10g-1-best-effort.dtsi

@@ -63,6 +63,7 @@ fman@400000 {
 		#size-cells = <0>;
 		compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio";
 		reg = <0xe3000 0x1000>;
+		fsl,erratum-a011043; /* must ignore read errors */
 
 		pcsphy1: ethernet-phy@0 {
 			reg = <0x0>;

arch/powerpc/boot/dts/fsl/qoriq-fman3-0-10g-1.dtsi

@@ -60,6 +60,7 @@ fman@400000 {
 		#size-cells = <0>;
 		compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio";
 		reg = <0xf3000 0x1000>;
+		fsl,erratum-a011043; /* must ignore read errors */
 
 		pcsphy7: ethernet-phy@0 {
 			reg = <0x0>;

arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-0.dtsi

@@ -59,6 +59,7 @@ fman@400000 {
 		#size-cells = <0>;
 		compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio";
 		reg = <0xe1000 0x1000>;
+		fsl,erratum-a011043; /* must ignore read errors */
 
 		pcsphy0: ethernet-phy@0 {
 			reg = <0x0>;

arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-1.dtsi

@@ -59,6 +59,7 @@ fman@400000 {
 		#size-cells = <0>;
 		compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio";
 		reg = <0xe3000 0x1000>;
+		fsl,erratum-a011043; /* must ignore read errors */
 
 		pcsphy1: ethernet-phy@0 {
 			reg = <0x0>;

arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-2.dtsi

@@ -59,6 +59,7 @@ fman@400000 {
 		#size-cells = <0>;
 		compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio";
 		reg = <0xe5000 0x1000>;
+		fsl,erratum-a011043; /* must ignore read errors */
 
 		pcsphy2: ethernet-phy@0 {
 			reg = <0x0>;

arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-3.dtsi

@@ -59,6 +59,7 @@ fman@400000 {
 		#size-cells = <0>;
 		compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio";
 		reg = <0xe7000 0x1000>;
+		fsl,erratum-a011043; /* must ignore read errors */
 
 		pcsphy3: ethernet-phy@0 {
 			reg = <0x0>;

arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-4.dtsi

@@ -59,6 +59,7 @@ fman@400000 {
 		#size-cells = <0>;
 		compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio";
 		reg = <0xe9000 0x1000>;
+		fsl,erratum-a011043; /* must ignore read errors */
 
 		pcsphy4: ethernet-phy@0 {
 			reg = <0x0>;

arch/powerpc/boot/dts/fsl/qoriq-fman3-0-1g-5.dtsi

@@ -59,6 +59,7 @@ fman@400000 {
 		#size-cells = <0>;
 		compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio";
 		reg = <0xeb000 0x1000>;
+		fsl,erratum-a011043; /* must ignore read errors */
 
 		pcsphy5: ethernet-phy@0 {
 			reg = <0x0>;

arch/powerpc/boot/dts/fsl/qoriq-fman3-1-10g-0.dtsi

@@ -60,6 +60,7 @@ fman@500000 {
 		#size-cells = <0>;
 		compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio";
 		reg = <0xf1000 0x1000>;
+		fsl,erratum-a011043; /* must ignore read errors */
 
 		pcsphy14: ethernet-phy@0 {
 			reg = <0x0>;

arch/powerpc/boot/dts/fsl/qoriq-fman3-1-10g-1.dtsi

@@ -60,6 +60,7 @@ fman@500000 {
 		#size-cells = <0>;
 		compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio";
 		reg = <0xf3000 0x1000>;
+		fsl,erratum-a011043; /* must ignore read errors */
 
 		pcsphy15: ethernet-phy@0 {
 			reg = <0x0>;

arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-0.dtsi

@@ -59,6 +59,7 @@ fman@500000 {
 		#size-cells = <0>;
 		compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio";
 		reg = <0xe1000 0x1000>;
+		fsl,erratum-a011043; /* must ignore read errors */
 
 		pcsphy8: ethernet-phy@0 {
 			reg = <0x0>;

arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-1.dtsi

@@ -59,6 +59,7 @@ fman@500000 {
 		#size-cells = <0>;
 		compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio";
 		reg = <0xe3000 0x1000>;
+		fsl,erratum-a011043; /* must ignore read errors */
 
 		pcsphy9: ethernet-phy@0 {
 			reg = <0x0>;

arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-2.dtsi

@@ -59,6 +59,7 @@ fman@500000 {
 		#size-cells = <0>;
 		compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio";
 		reg = <0xe5000 0x1000>;
+		fsl,erratum-a011043; /* must ignore read errors */
 
 		pcsphy10: ethernet-phy@0 {
 			reg = <0x0>;

arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-3.dtsi

@@ -59,6 +59,7 @@ fman@500000 {
 		#size-cells = <0>;
 		compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio";
 		reg = <0xe7000 0x1000>;
+		fsl,erratum-a011043; /* must ignore read errors */
 
 		pcsphy11: ethernet-phy@0 {
 			reg = <0x0>;

arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-4.dtsi

@@ -59,6 +59,7 @@ fman@500000 {
 		#size-cells = <0>;
 		compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio";
 		reg = <0xe9000 0x1000>;
+		fsl,erratum-a011043; /* must ignore read errors */
 
 		pcsphy12: ethernet-phy@0 {
 			reg = <0x0>;

arch/powerpc/boot/dts/fsl/qoriq-fman3-1-1g-5.dtsi

@@ -59,6 +59,7 @@ fman@500000 {
 		#size-cells = <0>;
 		compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio";
 		reg = <0xeb000 0x1000>;
+		fsl,erratum-a011043; /* must ignore read errors */
 
 		pcsphy13: ethernet-phy@0 {
 			reg = <0x0>;

arch/x86/kernel/cpu/intel_rdt_rdtgroup.c

@@ -1107,7 +1107,7 @@ static struct dentry *rdt_mount(struct file_system_type *fs_type,
 
 	if (rdt_mon_capable) {
 		ret = mongroup_create_dir(rdtgroup_default.kn,
-					  NULL, "mon_groups",
+					  &rdtgroup_default, "mon_groups",
 					  &kn_mongrp);
 		if (ret) {
 			dentry = ERR_PTR(ret);
@@ -1260,7 +1260,11 @@ static void free_all_child_rdtgrp(struct rdtgroup *rdtgrp)
 	list_for_each_entry_safe(sentry, stmp, head, mon.crdtgrp_list) {
 		free_rmid(sentry->mon.rmid);
 		list_del(&sentry->mon.crdtgrp_list);
-		kfree(sentry);
+
+		if (atomic_read(&sentry->waitcount) != 0)
+			sentry->flags = RDT_DELETED;
+		else
+			kfree(sentry);
 	}
 }
 
@@ -1294,7 +1298,11 @@ static void rmdir_all_sub(void)
 
 		kernfs_remove(rdtgrp->kn);
 		list_del(&rdtgrp->rdtgroup_list);
-		kfree(rdtgrp);
+
+		if (atomic_read(&rdtgrp->waitcount) != 0)
+			rdtgrp->flags = RDT_DELETED;
+		else
+			kfree(rdtgrp);
 	}
 	/* Notify online CPUs to update per cpu storage and PQR_ASSOC MSR */
 	update_closid_rmid(cpu_online_mask, &rdtgroup_default);
@@ -1491,7 +1499,7 @@ static int mkdir_mondata_all(struct kernfs_node *parent_kn,
 	/*
 	 * Create the mon_data directory first.
 	 */
-	ret = mongroup_create_dir(parent_kn, NULL, "mon_data", &kn);
+	ret = mongroup_create_dir(parent_kn, prgrp, "mon_data", &kn);
 	if (ret)
 		return ret;
 
@@ -1525,7 +1533,7 @@ static int mkdir_rdt_prepare(struct kernfs_node *parent_kn,
 	uint files = 0;
 	int ret;
 
-	prdtgrp = rdtgroup_kn_lock_live(prgrp_kn);
+	prdtgrp = rdtgroup_kn_lock_live(parent_kn);
 	if (!prdtgrp) {
 		ret = -ENODEV;
 		goto out_unlock;
@@ -1581,7 +1589,7 @@ static int mkdir_rdt_prepare(struct kernfs_node *parent_kn,
 	kernfs_activate(kn);
 
 	/*
-	 * The caller unlocks the prgrp_kn upon success.
+	 * The caller unlocks the parent_kn upon success.
 	 */
 	return 0;
 
@@ -1592,7 +1600,7 @@ out_destroy:
 out_free_rgrp:
 	kfree(rdtgrp);
 out_unlock:
-	rdtgroup_kn_unlock(prgrp_kn);
+	rdtgroup_kn_unlock(parent_kn);
 	return ret;
 }
 
@@ -1630,7 +1638,7 @@ static int rdtgroup_mkdir_mon(struct kernfs_node *parent_kn,
 	 */
 	list_add_tail(&rdtgrp->mon.crdtgrp_list, &prgrp->mon.crdtgrp_list);
 
-	rdtgroup_kn_unlock(prgrp_kn);
+	rdtgroup_kn_unlock(parent_kn);
 	return ret;
 }
 
@@ -1667,7 +1675,7 @@ static int rdtgroup_mkdir_ctrl_mon(struct kernfs_node *parent_kn,
 		 * Create an empty mon_groups directory to hold the subset
 		 * of tasks and cpus to monitor.
 		 */
-		ret = mongroup_create_dir(kn, NULL, "mon_groups", NULL);
+		ret = mongroup_create_dir(kn, rdtgrp, "mon_groups", NULL);
 		if (ret)
 			goto out_id_free;
 	}
@@ -1680,7 +1688,7 @@ out_id_free:
 out_common_fail:
 	mkdir_rdt_prepare_clean(rdtgrp);
 out_unlock:
-	rdtgroup_kn_unlock(prgrp_kn);
+	rdtgroup_kn_unlock(parent_kn);
 	return ret;
 }
 
@@ -1792,11 +1800,6 @@ static int rdtgroup_rmdir_ctrl(struct kernfs_node *kn, struct rdtgroup *rdtgrp,
 	closid_free(rdtgrp->closid);
 	free_rmid(rdtgrp->mon.rmid);
 
-	/*
-	 * Free all the child monitor group rmids.
-	 */
-	free_all_child_rdtgrp(rdtgrp);
-
 	list_del(&rdtgrp->rdtgroup_list);
 
 	/*
@@ -1806,6 +1809,11 @@ static int rdtgroup_rmdir_ctrl(struct kernfs_node *kn, struct rdtgroup *rdtgrp,
 	kernfs_get(kn);
 	kernfs_remove(rdtgrp->kn);
 
+	/*
+	 * Free all the child monitor group rmids.
+	 */
+	free_all_child_rdtgrp(rdtgrp);
+
 	return 0;
 }
 

crypto/af_alg.c

@@ -139,11 +139,13 @@ void af_alg_release_parent(struct sock *sk)
 	sk = ask->parent;
 	ask = alg_sk(sk);
 
-	lock_sock(sk);
+	local_bh_disable();
+	bh_lock_sock(sk);
 	ask->nokey_refcnt -= nokey;
 	if (!last)
 		last = !--ask->refcnt;
-	release_sock(sk);
+	bh_unlock_sock(sk);
+	local_bh_enable();
 
 	if (last)
 		sock_put(sk);

crypto/pcrypt.c

@@ -505,11 +505,12 @@ err:
 
 static void __exit pcrypt_exit(void)
 {
+	crypto_unregister_template(&pcrypt_tmpl);
+
 	pcrypt_fini_padata(&pencrypt);
 	pcrypt_fini_padata(&pdecrypt);
 
 	kset_unregister(pcrypt_kset);
-	crypto_unregister_template(&pcrypt_tmpl);
 }
 
 module_init(pcrypt_init);

drivers/atm/eni.c

@@ -372,7 +372,7 @@ static int do_rx_dma(struct atm_vcc *vcc,struct sk_buff *skb,
 		here = (eni_vcc->descr+skip) & (eni_vcc->words-1);
 		dma[j++] = (here << MID_DMA_COUNT_SHIFT) | (vcc->vci
 		    << MID_DMA_VCI_SHIFT) | MID_DT_JK;
-		j++;
+		dma[j++] = 0;
 	}
 	here = (eni_vcc->descr+size+skip) & (eni_vcc->words-1);
 	if (!eff) size += skip;
@@ -445,7 +445,7 @@ static int do_rx_dma(struct atm_vcc *vcc,struct sk_buff *skb,
 	if (size != eff) {
 		dma[j++] = (here << MID_DMA_COUNT_SHIFT) |
 		    (vcc->vci << MID_DMA_VCI_SHIFT) | MID_DT_JK;
-		j++;
+		dma[j++] = 0;
 	}
 	if (!j || j > 2*RX_DMA_BUF) {
 		printk(KERN_CRIT DEV_LABEL "!j or j too big!!!\n");

drivers/char/ttyprintk.c

@@ -18,10 +18,11 @@
 #include <linux/serial.h>
 #include <linux/tty.h>
 #include <linux/module.h>
+#include <linux/spinlock.h>
 
 struct ttyprintk_port {
 	struct tty_port port;
-	struct mutex port_write_mutex;
+	spinlock_t spinlock;
 };
 
 static struct ttyprintk_port tpk_port;
@@ -100,11 +101,12 @@ static int tpk_open(struct tty_struct *tty, struct file *filp)
 static void tpk_close(struct tty_struct *tty, struct file *filp)
 {
 	struct ttyprintk_port *tpkp = tty->driver_data;
+	unsigned long flags;
 
-	mutex_lock(&tpkp->port_write_mutex);
+	spin_lock_irqsave(&tpkp->spinlock, flags);
 	/* flush tpk_printk buffer */
 	tpk_printk(NULL, 0);
-	mutex_unlock(&tpkp->port_write_mutex);
+	spin_unlock_irqrestore(&tpkp->spinlock, flags);
 
 	tty_port_close(&tpkp->port, tty, filp);
 }
@@ -116,13 +118,14 @@ static int tpk_write(struct tty_struct *tty,
 		const unsigned char *buf, int count)
 {
 	struct ttyprintk_port *tpkp = tty->driver_data;
+	unsigned long flags;
 	int ret;
 
 
 	/* exclusive use of tpk_printk within this tty */
-	mutex_lock(&tpkp->port_write_mutex);
+	spin_lock_irqsave(&tpkp->spinlock, flags);
 	ret = tpk_printk(buf, count);
-	mutex_unlock(&tpkp->port_write_mutex);
+	spin_unlock_irqrestore(&tpkp->spinlock, flags);
 
 	return ret;
 }
@@ -172,7 +175,7 @@ static int __init ttyprintk_init(void)
 {
 	int ret = -ENOMEM;
 
-	mutex_init(&tpk_port.port_write_mutex);
+	spin_lock_init(&tpk_port.spinlock);
 
 	ttyprintk_driver = tty_alloc_driver(1,
 			TTY_DRIVER_RESET_TERMIOS |

drivers/clk/mmp/clk-of-mmp2.c

@@ -134,7 +134,7 @@ static DEFINE_SPINLOCK(ssp3_lock);
 static const char *ssp_parent_names[] = {"vctcxo_4", "vctcxo_2", "vctcxo", "pll1_16"};
 
 static DEFINE_SPINLOCK(timer_lock);
-static const char *timer_parent_names[] = {"clk32", "vctcxo_2", "vctcxo_4", "vctcxo"};
+static const char *timer_parent_names[] = {"clk32", "vctcxo_4", "vctcxo_2", "vctcxo"};
 
 static DEFINE_SPINLOCK(reset_lock);
 

drivers/crypto/chelsio/chcr_algo.c

@@ -2693,9 +2693,6 @@ static int chcr_gcm_setauthsize(struct crypto_aead *tfm, unsigned int authsize)
 		aeadctx->mayverify = VERIFY_SW;
 		break;
 	default:
-
-		  crypto_tfm_set_flags((struct crypto_tfm *) tfm,
-			CRYPTO_TFM_RES_BAD_KEY_LEN);
 		return -EINVAL;
 	}
 	return crypto_aead_setauthsize(aeadctx->sw_cipher, authsize);
@@ -2720,8 +2717,6 @@ static int chcr_4106_4309_setauthsize(struct crypto_aead *tfm,
 		aeadctx->mayverify = VERIFY_HW;
 		break;
 	default:
-		crypto_tfm_set_flags((struct crypto_tfm *)tfm,
-				     CRYPTO_TFM_RES_BAD_KEY_LEN);
 		return -EINVAL;
 	}
 	return crypto_aead_setauthsize(aeadctx->sw_cipher, authsize);
@@ -2762,8 +2757,6 @@ static int chcr_ccm_setauthsize(struct crypto_aead *tfm,
 		aeadctx->mayverify = VERIFY_HW;
 		break;
 	default:
-		crypto_tfm_set_flags((struct crypto_tfm *)tfm,
-				     CRYPTO_TFM_RES_BAD_KEY_LEN);
 		return -EINVAL;
 	}
 	return crypto_aead_setauthsize(aeadctx->sw_cipher, authsize);
@@ -2790,8 +2783,7 @@ static int chcr_ccm_common_setkey(struct crypto_aead *aead,
 		ck_size = CHCR_KEYCTX_CIPHER_KEY_SIZE_256;
 		mk_size = CHCR_KEYCTX_MAC_KEY_SIZE_256;
 	} else {
-		crypto_tfm_set_flags((struct crypto_tfm *)aead,
-				     CRYPTO_TFM_RES_BAD_KEY_LEN);
+		crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN);
 		aeadctx->enckey_len = 0;
 		return	-EINVAL;
 	}
@@ -2831,8 +2823,7 @@ static int chcr_aead_rfc4309_setkey(struct crypto_aead *aead, const u8 *key,
 	int error;
 
 	if (keylen < 3) {
-		crypto_tfm_set_flags((struct crypto_tfm *)aead,
-				     CRYPTO_TFM_RES_BAD_KEY_LEN);
+		crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN);
 		aeadctx->enckey_len = 0;
 		return	-EINVAL;
 	}
@@ -2883,8 +2874,7 @@ static int chcr_gcm_setkey(struct crypto_aead *aead, const u8 *key,
 	} else if (keylen == AES_KEYSIZE_256) {
 		ck_size = CHCR_KEYCTX_CIPHER_KEY_SIZE_256;
 	} else {
-		crypto_tfm_set_flags((struct crypto_tfm *)aead,
-				     CRYPTO_TFM_RES_BAD_KEY_LEN);
+		crypto_aead_set_flags(aead, CRYPTO_TFM_RES_BAD_KEY_LEN);
 		pr_err("GCM: Invalid key length %d\n", keylen);
 		ret = -EINVAL;
 		goto out;

drivers/devfreq/devfreq.c

@@ -902,6 +902,14 @@ err_out:
 }
 EXPORT_SYMBOL(devfreq_remove_governor);
 
+static ssize_t name_show(struct device *dev,
+			struct device_attribute *attr, char *buf)
+{
+	struct devfreq *devfreq = to_devfreq(dev);
+	return sprintf(buf, "%s\n", dev_name(devfreq->dev.parent));
+}
+static DEVICE_ATTR_RO(name);
+
 static ssize_t governor_show(struct device *dev,
 			     struct device_attribute *attr, char *buf)
 {
@@ -1200,6 +1208,7 @@ static ssize_t trans_stat_show(struct device *dev,
 static DEVICE_ATTR_RO(trans_stat);
 
 static struct attribute *devfreq_attrs[] = {
+	&dev_attr_name.attr,
 	&dev_attr_governor.attr,
 	&dev_attr_available_governors.attr,
 	&dev_attr_cur_freq.attr,

drivers/gpio/Kconfig

@@ -989,6 +989,7 @@ config GPIO_LP87565
 config GPIO_MAX77620
 	tristate "GPIO support for PMIC MAX77620 and MAX20024"
 	depends on MFD_MAX77620
+	select GPIOLIB_IRQCHIP
 	help
 	  GPIO driver for MAX77620 and MAX20024 PMIC from Maxim Semiconductor.
 	  MAX77620 PMIC has 8 pins that can be configured as GPIOs. The

drivers/hid/hid-ids.h

@@ -1029,6 +1029,7 @@
 #define USB_DEVICE_ID_SYNAPTICS_LTS2	0x1d10
 #define USB_DEVICE_ID_SYNAPTICS_HD	0x0ac3
 #define USB_DEVICE_ID_SYNAPTICS_QUAD_HD	0x1ac3
+#define USB_DEVICE_ID_SYNAPTICS_ACER_SWITCH5_012	0x2968
 #define USB_DEVICE_ID_SYNAPTICS_TP_V103	0x5710
 
 #define USB_VENDOR_ID_TEXAS_INSTRUMENTS	0x2047

drivers/hid/hid-ite.c

@@ -43,6 +43,9 @@ static int ite_event(struct hid_device *hdev, struct hid_field *field,
 static const struct hid_device_id ite_devices[] = {
 	{ HID_USB_DEVICE(USB_VENDOR_ID_ITE, USB_DEVICE_ID_ITE8595) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_258A, USB_DEVICE_ID_258A_6A88) },
+	/* ITE8595 USB kbd ctlr, with Synaptics touchpad connected to it. */
+	{ HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS,
+			 USB_DEVICE_ID_SYNAPTICS_ACER_SWITCH5_012) },
 	{ }
 };
 MODULE_DEVICE_TABLE(hid, ite_devices);

drivers/media/radio/si470x/radio-si470x-i2c.c

@@ -453,10 +453,10 @@ static int si470x_i2c_remove(struct i2c_client *client)
 
 	free_irq(client->irq, radio);
 	video_unregister_device(&radio->videodev);
-	kfree(radio);
 
 	v4l2_ctrl_handler_free(&radio->hdl);
 	v4l2_device_unregister(&radio->v4l2_dev);
+	kfree(radio);
 	return 0;
 }
 

drivers/media/usb/dvb-usb/af9005.c

@@ -563,7 +563,7 @@ static int af9005_boot_packet(struct usb_device *udev, int type, u8 *reply,
 			      u8 *buf, int size)
 {
 	u16 checksum;
-	int act_len, i, ret;
+	int act_len = 0, i, ret;
 
 	memset(buf, 0, size);
 	buf[0] = (u8) (FW_BULKOUT_SIZE & 0xff);

drivers/media/usb/dvb-usb/digitv.c

@@ -233,18 +233,22 @@ static struct rc_map_table rc_map_digitv_table[] = {
 
 static int digitv_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
 {
-	int i;
+	int ret, i;
 	u8 key[5];
 	u8 b[4] = { 0 };
 
 	*event = 0;
 	*state = REMOTE_NO_KEY_PRESSED;
 
-	digitv_ctrl_msg(d,USB_READ_REMOTE,0,NULL,0,&key[1],4);
+	ret = digitv_ctrl_msg(d, USB_READ_REMOTE, 0, NULL, 0, &key[1], 4);
+	if (ret)
+		return ret;
 
 	/* Tell the device we've read the remote. Not sure how necessary
 	   this is, but the Nebula SDK does it. */
-	digitv_ctrl_msg(d,USB_WRITE_REMOTE,0,b,4,NULL,0);
+	ret = digitv_ctrl_msg(d, USB_WRITE_REMOTE, 0, b, 4, NULL, 0);
+	if (ret)
+		return ret;
 
 	/* if something is inside the buffer, simulate key press */
 	if (key[1] != 0)

drivers/media/usb/dvb-usb/dvb-usb-urb.c

@@ -12,7 +12,7 @@
 int dvb_usb_generic_rw(struct dvb_usb_device *d, u8 *wbuf, u16 wlen, u8 *rbuf,
 	u16 rlen, int delay_ms)
 {
-	int actlen,ret = -ENOMEM;
+	int actlen = 0, ret = -ENOMEM;
 
 	if (!d || wbuf == NULL || wlen == 0)
 		return -EINVAL;

drivers/media/usb/gspca/gspca.c

@@ -2038,7 +2038,7 @@ int gspca_dev_probe2(struct usb_interface *intf,
 		pr_err("couldn't kzalloc gspca struct\n");
 		return -ENOMEM;
 	}
-	gspca_dev->usb_buf = kmalloc(USB_BUF_SZ, GFP_KERNEL);
+	gspca_dev->usb_buf = kzalloc(USB_BUF_SZ, GFP_KERNEL);
 	if (!gspca_dev->usb_buf) {
 		pr_err("out of memory\n");
 		ret = -ENOMEM;

drivers/net/dsa/bcm_sf2.c

@@ -137,7 +137,7 @@ static void bcm_sf2_imp_setup(struct dsa_switch *ds, int port)
 
 		/* Force link status for IMP port */
 		reg = core_readl(priv, offset);
-		reg |= (MII_SW_OR | LINK_STS);
+		reg |= (MII_SW_OR | LINK_STS | GMII_SPEED_UP_2G);
 		core_writel(priv, reg, offset);
 
 		/* Enable Broadcast, Multicast, Unicast forwarding to IMP port */

drivers/net/ethernet/broadcom/b44.c

@@ -1521,8 +1521,10 @@ static int b44_magic_pattern(u8 *macaddr, u8 *ppattern, u8 *pmask, int offset)
 	int ethaddr_bytes = ETH_ALEN;
 
 	memset(ppattern + offset, 0xff, magicsync);
-	for (j = 0; j < magicsync; j++)
-		set_bit(len++, (unsigned long *) pmask);
+	for (j = 0; j < magicsync; j++) {
+		pmask[len >> 3] |= BIT(len & 7);
+		len++;
+	}
 
 	for (j = 0; j < B44_MAX_PATTERNS; j++) {
 		if ((B44_PATTERN_SIZE - len) >= ETH_ALEN)
@@ -1534,7 +1536,8 @@ static int b44_magic_pattern(u8 *macaddr, u8 *ppattern, u8 *pmask, int offset)
 		for (k = 0; k< ethaddr_bytes; k++) {
 			ppattern[offset + magicsync +
 				(j * ETH_ALEN) + k] = macaddr[k];
-			set_bit(len++, (unsigned long *) pmask);
+			pmask[len >> 3] |= BIT(len & 7);
+			len++;
 		}
 	}
 	return len - 1;

drivers/net/ethernet/broadcom/bnxt/bnxt.c

@@ -7402,11 +7402,23 @@ static bool bnxt_fltr_match(struct bnxt_ntuple_filter *f1,
 	struct flow_keys *keys1 = &f1->fkeys;
 	struct flow_keys *keys2 = &f2->fkeys;
 
-	if (keys1->addrs.v4addrs.src == keys2->addrs.v4addrs.src &&
-	    keys1->addrs.v4addrs.dst == keys2->addrs.v4addrs.dst &&
-	    keys1->ports.ports == keys2->ports.ports &&
-	    keys1->basic.ip_proto == keys2->basic.ip_proto &&
-	    keys1->basic.n_proto == keys2->basic.n_proto &&
+	if (keys1->basic.n_proto != keys2->basic.n_proto ||
+	    keys1->basic.ip_proto != keys2->basic.ip_proto)
+		return false;
+
+	if (keys1->basic.n_proto == htons(ETH_P_IP)) {
+		if (keys1->addrs.v4addrs.src != keys2->addrs.v4addrs.src ||
+		    keys1->addrs.v4addrs.dst != keys2->addrs.v4addrs.dst)
+			return false;
+	} else {
+		if (memcmp(&keys1->addrs.v6addrs.src, &keys2->addrs.v6addrs.src,
+			   sizeof(keys1->addrs.v6addrs.src)) ||
+		    memcmp(&keys1->addrs.v6addrs.dst, &keys2->addrs.v6addrs.dst,
+			   sizeof(keys1->addrs.v6addrs.dst)))
+			return false;
+	}
+
+	if (keys1->ports.ports == keys2->ports.ports &&
 	    keys1->control.flags == keys2->control.flags &&
 	    ether_addr_equal(f1->src_mac_addr, f2->src_mac_addr) &&
 	    ether_addr_equal(f1->dst_mac_addr, f2->dst_mac_addr))

drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c

@@ -66,8 +66,7 @@ static void *seq_tab_start(struct seq_file *seq, loff_t *pos)
 static void *seq_tab_next(struct seq_file *seq, void *v, loff_t *pos)
 {
 	v = seq_tab_get_idx(seq->private, *pos + 1);
-	if (v)
-		++*pos;
+	++(*pos);
 	return v;
 }
 

drivers/net/ethernet/chelsio/cxgb4/l2t.c

@@ -682,8 +682,7 @@ static void *l2t_seq_start(struct seq_file *seq, loff_t *pos)
 static void *l2t_seq_next(struct seq_file *seq, void *v, loff_t *pos)
 {
 	v = l2t_get_idx(seq, *pos);
-	if (v)
-		++*pos;
+	++(*pos);
 	return v;
 }
 

drivers/net/ethernet/freescale/fman/fman_memac.c

@@ -110,7 +110,7 @@ do {									\
 /* Interface Mode Register (IF_MODE) */
 
 #define IF_MODE_MASK		0x00000003 /* 30-31 Mask on i/f mode bits */
-#define IF_MODE_XGMII		0x00000000 /* 30-31 XGMII (10G) interface */
+#define IF_MODE_10G		0x00000000 /* 30-31 10G interface */
 #define IF_MODE_GMII		0x00000002 /* 30-31 GMII (1G) interface */
 #define IF_MODE_RGMII		0x00000004
 #define IF_MODE_RGMII_AUTO	0x00008000
@@ -439,7 +439,7 @@ static int init(struct memac_regs __iomem *regs, struct memac_cfg *cfg,
 	tmp = 0;
 	switch (phy_if) {
 	case PHY_INTERFACE_MODE_XGMII:
-		tmp |= IF_MODE_XGMII;
+		tmp |= IF_MODE_10G;
 		break;
 	default:
 		tmp |= IF_MODE_GMII;

drivers/net/ethernet/freescale/xgmac_mdio.c

@@ -49,6 +49,7 @@ struct tgec_mdio_controller {
 struct mdio_fsl_priv {
 	struct	tgec_mdio_controller __iomem *mdio_base;
 	bool	is_little_endian;
+	bool	has_a011043;
 };
 
 static u32 xgmac_read32(void __iomem *regs,
@@ -226,7 +227,8 @@ static int xgmac_mdio_read(struct mii_bus *bus, int phy_id, int regnum)
 		return ret;
 
 	/* Return all Fs if nothing was there */
-	if (xgmac_read32(&regs->mdio_stat, endian) & MDIO_STAT_RD_ER) {
+	if ((xgmac_read32(&regs->mdio_stat, endian) & MDIO_STAT_RD_ER) &&
+	    !priv->has_a011043) {
 		dev_err(&bus->dev,
 			"Error while reading PHY%d reg at %d.%hhu\n",
 			phy_id, dev_addr, regnum);
@@ -274,6 +276,9 @@ static int xgmac_mdio_probe(struct platform_device *pdev)
 	priv->is_little_endian = of_property_read_bool(pdev->dev.of_node,
 						       "little-endian");
 
+	priv->has_a011043 = of_property_read_bool(pdev->dev.of_node,
+						  "fsl,erratum-a011043");
+
 	ret = of_mdiobus_register(bus, np);
 	if (ret) {
 		dev_err(&pdev->dev, "cannot register MDIO bus\n");

drivers/net/ethernet/intel/igb/e1000_82575.c

@@ -562,7 +562,7 @@ static s32 igb_set_sfp_media_type_82575(struct e1000_hw *hw)
 		dev_spec->module_plugged = true;
 		if (eth_flags->e1000_base_lx || eth_flags->e1000_base_sx) {
 			hw->phy.media_type = e1000_media_type_internal_serdes;
-		} else if (eth_flags->e100_base_fx) {
+		} else if (eth_flags->e100_base_fx || eth_flags->e100_base_lx) {
 			dev_spec->sgmii_active = true;
 			hw->phy.media_type = e1000_media_type_internal_serdes;
 		} else if (eth_flags->e1000_base_t) {
@@ -689,14 +689,10 @@ static s32 igb_get_invariants_82575(struct e1000_hw *hw)
 			break;
 		}
 
-		/* do not change link mode for 100BaseFX */
-		if (dev_spec->eth_flags.e100_base_fx)
-			break;
-
 		/* change current link mode setting */
 		ctrl_ext &= ~E1000_CTRL_EXT_LINK_MODE_MASK;
 
-		if (hw->phy.media_type == e1000_media_type_copper)
+		if (dev_spec->sgmii_active)
 			ctrl_ext |= E1000_CTRL_EXT_LINK_MODE_SGMII;
 		else
 			ctrl_ext |= E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES;

drivers/net/ethernet/intel/igb/igb_ethtool.c

@@ -201,7 +201,7 @@ static int igb_get_link_ksettings(struct net_device *netdev,
 				advertising &= ~ADVERTISED_1000baseKX_Full;
 			}
 		}
-		if (eth_flags->e100_base_fx) {
+		if (eth_flags->e100_base_fx || eth_flags->e100_base_lx) {
 			supported |= SUPPORTED_100baseT_Full;
 			advertising |= ADVERTISED_100baseT_Full;
 		}

drivers/net/ethernet/intel/ixgbe/ixgbe_main.c

@@ -5131,7 +5131,7 @@ static void ixgbe_fdir_filter_restore(struct ixgbe_adapter *adapter)
 	struct ixgbe_hw *hw = &adapter->hw;
 	struct hlist_node *node2;
 	struct ixgbe_fdir_filter *filter;
-	u64 action;
+	u8 queue;
 
 	spin_lock(&adapter->fdir_perfect_lock);
 
@@ -5140,17 +5140,34 @@ static void ixgbe_fdir_filter_restore(struct ixgbe_adapter *adapter)
 
 	hlist_for_each_entry_safe(filter, node2,
 				  &adapter->fdir_filter_list, fdir_node) {
-		action = filter->action;
-		if (action != IXGBE_FDIR_DROP_QUEUE && action != 0)
-			action =
-			(action >> ETHTOOL_RX_FLOW_SPEC_RING_VF_OFF) - 1;
+		if (filter->action == IXGBE_FDIR_DROP_QUEUE) {
+			queue = IXGBE_FDIR_DROP_QUEUE;
+		} else {
+			u32 ring = ethtool_get_flow_spec_ring(filter->action);
+			u8 vf = ethtool_get_flow_spec_ring_vf(filter->action);
+
+			if (!vf && (ring >= adapter->num_rx_queues)) {
+				e_err(drv, "FDIR restore failed without VF, ring: %u\n",
+				      ring);
+				continue;
+			} else if (vf &&
+				   ((vf > adapter->num_vfs) ||
+				     ring >= adapter->num_rx_queues_per_pool)) {
+				e_err(drv, "FDIR restore failed with VF, vf: %hhu, ring: %u\n",
+				      vf, ring);
+				continue;
+			}
+
+			/* Map the ring onto the absolute queue index */
+			if (!vf)
+				queue = adapter->rx_ring[ring]->reg_idx;
+			else
+				queue = ((vf - 1) *
+					adapter->num_rx_queues_per_pool) + ring;
+		}
 
 		ixgbe_fdir_write_perfect_filter_82599(hw,
-				&filter->filter,
-				filter->sw_idx,
-				(action == IXGBE_FDIR_DROP_QUEUE) ?
-				IXGBE_FDIR_DROP_QUEUE :
-				adapter->rx_ring[action]->reg_idx);
+				&filter->filter, filter->sw_idx, queue);
 	}
 
 	spin_unlock(&adapter->fdir_perfect_lock);

drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c

@@ -1858,11 +1858,6 @@ static int ixgbevf_write_uc_addr_list(struct net_device *netdev)
 	struct ixgbe_hw *hw = &adapter->hw;
 	int count = 0;
 
-	if ((netdev_uc_count(netdev)) > 10) {
-		pr_err("Too many unicast filters - No Space\n");
-		return -ENOSPC;
-	}
-
 	if (!netdev_uc_empty(netdev)) {
 		struct netdev_hw_addr *ha;
 

drivers/net/ethernet/natsemi/sonic.c

@@ -50,6 +50,8 @@ static int sonic_open(struct net_device *dev)
 	if (sonic_debug > 2)
 		printk("sonic_open: initializing sonic driver.\n");
 
+	spin_lock_init(&lp->lock);
+
 	for (i = 0; i < SONIC_NUM_RRS; i++) {
 		struct sk_buff *skb = netdev_alloc_skb(dev, SONIC_RBSIZE + 2);
 		if (skb == NULL) {
@@ -101,6 +103,24 @@ static int sonic_open(struct net_device *dev)
 	return 0;
 }
 
+/* Wait for the SONIC to become idle. */
+static void sonic_quiesce(struct net_device *dev, u16 mask)
+{
+	struct sonic_local * __maybe_unused lp = netdev_priv(dev);
+	int i;
+	u16 bits;
+
+	for (i = 0; i < 1000; ++i) {
+		bits = SONIC_READ(SONIC_CMD) & mask;
+		if (!bits)
+			return;
+		if (irqs_disabled() || in_interrupt())
+			udelay(20);
+		else
+			usleep_range(100, 200);
+	}
+	WARN_ONCE(1, "command deadline expired! 0x%04x\n", bits);
+}
 
 /*
  * Close the SONIC device
@@ -118,6 +138,9 @@ static int sonic_close(struct net_device *dev)
 	/*
 	 * stop the SONIC, disable interrupts
 	 */
+	SONIC_WRITE(SONIC_CMD, SONIC_CR_RXDIS);
+	sonic_quiesce(dev, SONIC_CR_ALL);
+
 	SONIC_WRITE(SONIC_IMR, 0);
 	SONIC_WRITE(SONIC_ISR, 0x7fff);
 	SONIC_WRITE(SONIC_CMD, SONIC_CR_RST);
@@ -157,6 +180,9 @@ static void sonic_tx_timeout(struct net_device *dev)
 	 * put the Sonic into software-reset mode and
 	 * disable all interrupts before releasing DMA buffers
 	 */
+	SONIC_WRITE(SONIC_CMD, SONIC_CR_RXDIS);
+	sonic_quiesce(dev, SONIC_CR_ALL);
+
 	SONIC_WRITE(SONIC_IMR, 0);
 	SONIC_WRITE(SONIC_ISR, 0x7fff);
 	SONIC_WRITE(SONIC_CMD, SONIC_CR_RST);
@@ -194,8 +220,6 @@ static void sonic_tx_timeout(struct net_device *dev)
  *   wake the tx queue
  * Concurrently with all of this, the SONIC is potentially writing to
  * the status flags of the TDs.
- * Until some mutual exclusion is added, this code will not work with SMP. However,
- * MIPS Jazz machines and m68k Macs were all uni-processor machines.
  */
 
 static int sonic_send_packet(struct sk_buff *skb, struct net_device *dev)
@@ -203,7 +227,8 @@ static int sonic_send_packet(struct sk_buff *skb, struct net_device *dev)
 	struct sonic_local *lp = netdev_priv(dev);
 	dma_addr_t laddr;
 	int length;
-	int entry = lp->next_tx;
+	int entry;
+	unsigned long flags;
 
 	if (sonic_debug > 2)
 		printk("sonic_send_packet: skb=%p, dev=%p\n", skb, dev);
@@ -226,6 +251,10 @@ static int sonic_send_packet(struct sk_buff *skb, struct net_device *dev)
 		return NETDEV_TX_OK;
 	}
 
+	spin_lock_irqsave(&lp->lock, flags);
+
+	entry = lp->next_tx;
+
 	sonic_tda_put(dev, entry, SONIC_TD_STATUS, 0);       /* clear status */
 	sonic_tda_put(dev, entry, SONIC_TD_FRAG_COUNT, 1);   /* single fragment */
 	sonic_tda_put(dev, entry, SONIC_TD_PKTSIZE, length); /* length of packet */
@@ -235,10 +264,6 @@ static int sonic_send_packet(struct sk_buff *skb, struct net_device *dev)
 	sonic_tda_put(dev, entry, SONIC_TD_LINK,
 		sonic_tda_get(dev, entry, SONIC_TD_LINK) | SONIC_EOL);
 
-	/*
-	 * Must set tx_skb[entry] only after clearing status, and
-	 * before clearing EOL and before stopping queue
-	 */
 	wmb();
 	lp->tx_len[entry] = length;
 	lp->tx_laddr[entry] = laddr;
@@ -263,6 +288,8 @@ static int sonic_send_packet(struct sk_buff *skb, struct net_device *dev)
 
 	SONIC_WRITE(SONIC_CMD, SONIC_CR_TXP);
 
+	spin_unlock_irqrestore(&lp->lock, flags);
+
 	return NETDEV_TX_OK;
 }
 
@@ -275,9 +302,21 @@ static irqreturn_t sonic_interrupt(int irq, void *dev_id)
 	struct net_device *dev = dev_id;
 	struct sonic_local *lp = netdev_priv(dev);
 	int status;
+	unsigned long flags;
+
+	/* The lock has two purposes. Firstly, it synchronizes sonic_interrupt()
+	 * with sonic_send_packet() so that the two functions can share state.
+	 * Secondly, it makes sonic_interrupt() re-entrant, as that is required
+	 * by macsonic which must use two IRQs with different priority levels.
+	 */
+	spin_lock_irqsave(&lp->lock, flags);
+
+	status = SONIC_READ(SONIC_ISR) & SONIC_IMR_DEFAULT;
+	if (!status) {
+		spin_unlock_irqrestore(&lp->lock, flags);
 
-	if (!(status = SONIC_READ(SONIC_ISR) & SONIC_IMR_DEFAULT))
 		return IRQ_NONE;
+	}
 
 	do {
 		if (status & SONIC_INT_PKTRX) {
@@ -292,11 +331,12 @@ static irqreturn_t sonic_interrupt(int irq, void *dev_id)
 			int td_status;
 			int freed_some = 0;
 
-			/* At this point, cur_tx is the index of a TD that is one of:
-			 *   unallocated/freed                          (status set   & tx_skb[entry] clear)
-			 *   allocated and sent                         (status set   & tx_skb[entry] set  )
-			 *   allocated and not yet sent                 (status clear & tx_skb[entry] set  )
-			 *   still being allocated by sonic_send_packet (status clear & tx_skb[entry] clear)
+			/* The state of a Transmit Descriptor may be inferred
+			 * from { tx_skb[entry], td_status } as follows.
+			 * { clear, clear } => the TD has never been used
+			 * { set,   clear } => the TD was handed to SONIC
+			 * { set,   set   } => the TD was handed back
+			 * { clear, set   } => the TD is available for re-use
 			 */
 
 			if (sonic_debug > 2)
@@ -398,10 +438,30 @@ static irqreturn_t sonic_interrupt(int irq, void *dev_id)
 		/* load CAM done */
 		if (status & SONIC_INT_LCD)
 			SONIC_WRITE(SONIC_ISR, SONIC_INT_LCD); /* clear the interrupt */
-	} while((status = SONIC_READ(SONIC_ISR) & SONIC_IMR_DEFAULT));
+
+		status = SONIC_READ(SONIC_ISR) & SONIC_IMR_DEFAULT;
+	} while (status);
+
+	spin_unlock_irqrestore(&lp->lock, flags);
+
 	return IRQ_HANDLED;
 }
 
+/* Return the array index corresponding to a given Receive Buffer pointer. */
+static int index_from_addr(struct sonic_local *lp, dma_addr_t addr,
+			   unsigned int last)
+{
+	unsigned int i = last;
+
+	do {
+		i = (i + 1) & SONIC_RRS_MASK;
+		if (addr == lp->rx_laddr[i])
+			return i;
+	} while (i != last);
+
+	return -ENOENT;
+}
+
 /*
  * We have a good packet(s), pass it/them up the network stack.
  */
@@ -421,6 +481,16 @@ static void sonic_rx(struct net_device *dev)
 
 		status = sonic_rda_get(dev, entry, SONIC_RD_STATUS);
 		if (status & SONIC_RCR_PRX) {
+			u32 addr = (sonic_rda_get(dev, entry,
+						  SONIC_RD_PKTPTR_H) << 16) |
+				   sonic_rda_get(dev, entry, SONIC_RD_PKTPTR_L);
+			int i = index_from_addr(lp, addr, entry);
+
+			if (i < 0) {
+				WARN_ONCE(1, "failed to find buffer!\n");
+				break;
+			}
+
 			/* Malloc up new buffer. */
 			new_skb = netdev_alloc_skb(dev, SONIC_RBSIZE + 2);
 			if (new_skb == NULL) {
@@ -442,7 +512,7 @@ static void sonic_rx(struct net_device *dev)
 
 			/* now we have a new skb to replace it, pass the used one up the stack */
 			dma_unmap_single(lp->device, lp->rx_laddr[entry], SONIC_RBSIZE, DMA_FROM_DEVICE);
-			used_skb = lp->rx_skb[entry];
+			used_skb = lp->rx_skb[i];
 			pkt_len = sonic_rda_get(dev, entry, SONIC_RD_PKTLEN);
 			skb_trim(used_skb, pkt_len);
 			used_skb->protocol = eth_type_trans(used_skb, dev);
@@ -451,13 +521,13 @@ static void sonic_rx(struct net_device *dev)
 			lp->stats.rx_bytes += pkt_len;
 
 			/* and insert the new skb */
-			lp->rx_laddr[entry] = new_laddr;
-			lp->rx_skb[entry] = new_skb;
+			lp->rx_laddr[i] = new_laddr;
+			lp->rx_skb[i] = new_skb;
 
 			bufadr_l = (unsigned long)new_laddr & 0xffff;
 			bufadr_h = (unsigned long)new_laddr >> 16;
-			sonic_rra_put(dev, entry, SONIC_RR_BUFADR_L, bufadr_l);
-			sonic_rra_put(dev, entry, SONIC_RR_BUFADR_H, bufadr_h);
+			sonic_rra_put(dev, i, SONIC_RR_BUFADR_L, bufadr_l);
+			sonic_rra_put(dev, i, SONIC_RR_BUFADR_H, bufadr_h);
 		} else {
 			/* This should only happen, if we enable accepting broken packets. */
 			lp->stats.rx_errors++;
@@ -592,6 +662,7 @@ static int sonic_init(struct net_device *dev)
 	 */
 	SONIC_WRITE(SONIC_CMD, 0);
 	SONIC_WRITE(SONIC_CMD, SONIC_CR_RXDIS);
+	sonic_quiesce(dev, SONIC_CR_ALL);
 
 	/*
 	 * initialize the receive resource area

drivers/net/ethernet/natsemi/sonic.h

@@ -110,6 +110,9 @@
 #define SONIC_CR_TXP            0x0002
 #define SONIC_CR_HTX            0x0001
 
+#define SONIC_CR_ALL (SONIC_CR_LCAM | SONIC_CR_RRRA | \
+		      SONIC_CR_RXEN | SONIC_CR_TXP)
+
 /*
  * SONIC data configuration bits
  */
@@ -274,8 +277,9 @@
 #define SONIC_NUM_RDS   SONIC_NUM_RRS /* number of receive descriptors */
 #define SONIC_NUM_TDS   16            /* number of transmit descriptors */
 
-#define SONIC_RDS_MASK  (SONIC_NUM_RDS-1)
-#define SONIC_TDS_MASK  (SONIC_NUM_TDS-1)
+#define SONIC_RRS_MASK  (SONIC_NUM_RRS - 1)
+#define SONIC_RDS_MASK  (SONIC_NUM_RDS - 1)
+#define SONIC_TDS_MASK  (SONIC_NUM_TDS - 1)
 
 #define SONIC_RBSIZE	1520          /* size of one resource buffer */
 
@@ -321,6 +325,7 @@ struct sonic_local {
 	unsigned int next_tx;          /* next free TD */
 	struct device *device;         /* generic device */
 	struct net_device_stats stats;
+	spinlock_t lock;
 };
 
 #define TX_TIMEOUT (3 * HZ)
@@ -342,30 +347,30 @@ static void sonic_tx_timeout(struct net_device *dev);
    as far as we can tell. */
 /* OpenBSD calls this "SWO".  I'd like to think that sonic_buf_put()
    is a much better name. */
-static inline void sonic_buf_put(void* base, int bitmode,
+static inline void sonic_buf_put(u16 *base, int bitmode,
 				 int offset, __u16 val)
 {
 	if (bitmode)
 #ifdef __BIG_ENDIAN
-		((__u16 *) base + (offset*2))[1] = val;
+		__raw_writew(val, base + (offset * 2) + 1);
 #else
-		((__u16 *) base + (offset*2))[0] = val;
+		__raw_writew(val, base + (offset * 2) + 0);
 #endif
 	else
-	 	((__u16 *) base)[offset] = val;
+		__raw_writew(val, base + (offset * 1) + 0);
 }
 
-static inline __u16 sonic_buf_get(void* base, int bitmode,
+static inline __u16 sonic_buf_get(u16 *base, int bitmode,
 				  int offset)
 {
 	if (bitmode)
 #ifdef __BIG_ENDIAN
-		return ((volatile __u16 *) base + (offset*2))[1];
+		return __raw_readw(base + (offset * 2) + 1);
 #else
-		return ((volatile __u16 *) base + (offset*2))[0];
+		return __raw_readw(base + (offset * 2) + 0);
 #endif
 	else
-		return ((volatile __u16 *) base)[offset];
+		return __raw_readw(base + (offset * 1) + 0);
 }
 
 /* Inlines that you should actually use for reading/writing DMA buffers */

drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c

@@ -2043,6 +2043,7 @@ static void qlcnic_83xx_exec_template_cmd(struct qlcnic_adapter *p_dev,
 			break;
 		}
 		entry += p_hdr->size;
+		cond_resched();
 	}
 	p_dev->ahw->reset.seq_index = index;
 }

drivers/net/ethernet/qlogic/qlcnic/qlcnic_minidump.c

@@ -703,6 +703,7 @@ static u32 qlcnic_read_memory_test_agent(struct qlcnic_adapter *adapter,
 		addr += 16;
 		reg_read -= 16;
 		ret += 16;
+		cond_resched();
 	}
 out:
 	mutex_unlock(&adapter->ahw->mem_lock);
@@ -1383,6 +1384,7 @@ int qlcnic_dump_fw(struct qlcnic_adapter *adapter)
 		buf_offset += entry->hdr.cap_size;
 		entry_offset += entry->hdr.offset;
 		buffer = fw_dump->data + buf_offset;
+		cond_resched();
 	}
 
 	fw_dump->clr = 1;

drivers/net/usb/qmi_wwan.c

@@ -999,6 +999,7 @@ static const struct usb_device_id products[] = {
 	{QMI_QUIRK_QUECTEL_DYNCFG(0x2c7c, 0x0125)},	/* Quectel EC25, EC20 R2.0  Mini PCIe */
 	{QMI_QUIRK_QUECTEL_DYNCFG(0x2c7c, 0x0306)},	/* Quectel EP06/EG06/EM06 */
 	{QMI_QUIRK_QUECTEL_DYNCFG(0x2c7c, 0x0512)},	/* Quectel EG12/EM12 */
+	{QMI_QUIRK_QUECTEL_DYNCFG(0x2c7c, 0x0800)},	/* Quectel RM500Q-GL */
 
 	/* 3. Combined interface devices matching on interface number */
 	{QMI_FIXED_INTF(0x0408, 0xea42, 4)},	/* Yota / Megafon M100-1 */

drivers/net/usb/r8152.c

@@ -5244,6 +5244,11 @@ static int rtl8152_probe(struct usb_interface *intf,
 
 	intf->needs_remote_wakeup = 1;
 
+	if (!rtl_can_wakeup(tp))
+		__rtl_set_wol(tp, 0);
+	else
+		tp->saved_wolopts = __rtl_get_wol(tp);
+
 	tp->rtl_ops.init(tp);
 	queue_delayed_work(system_long_wq, &tp->hw_phy_work, 0);
 	set_ethernet_addr(tp);
@@ -5257,10 +5262,6 @@ static int rtl8152_probe(struct usb_interface *intf,
 		goto out1;
 	}
 
-	if (!rtl_can_wakeup(tp))
-		__rtl_set_wol(tp, 0);
-
-	tp->saved_wolopts = __rtl_get_wol(tp);
 	if (tp->saved_wolopts)
 		device_set_wakeup_enable(&udev->dev, true);
 	else

drivers/net/wan/sdla.c

@@ -711,7 +711,7 @@ static netdev_tx_t sdla_transmit(struct sk_buff *skb,
 
 					spin_lock_irqsave(&sdla_lock, flags);
 					SDLA_WINDOW(dev, addr);
-					pbuf = (void *)(((int) dev->mem_start) + (addr & SDLA_ADDR_MASK));
+					pbuf = (void *)(dev->mem_start + (addr & SDLA_ADDR_MASK));
 					__sdla_write(dev, pbuf->buf_addr, skb->data, skb->len);
 					SDLA_WINDOW(dev, addr);
 					pbuf->opp_flag = 1;

drivers/net/wireless/ath/ath9k/hif_usb.c

@@ -1214,7 +1214,7 @@ err_fw:
 static int send_eject_command(struct usb_interface *interface)
 {
 	struct usb_device *udev = interface_to_usbdev(interface);
-	struct usb_host_interface *iface_desc = &interface->altsetting[0];
+	struct usb_host_interface *iface_desc = interface->cur_altsetting;
 	struct usb_endpoint_descriptor *endpoint;
 	unsigned char *cmd;
 	u8 bulk_out_ep;

drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c

@@ -1333,7 +1333,7 @@ brcmf_usb_probe(struct usb_interface *intf, const struct usb_device_id *id)
 		goto fail;
 	}
 
-	desc = &intf->altsetting[0].desc;
+	desc = &intf->cur_altsetting->desc;
 	if ((desc->bInterfaceClass != USB_CLASS_VENDOR_SPEC) ||
 	    (desc->bInterfaceSubClass != 2) ||
 	    (desc->bInterfaceProtocol != 0xff)) {
@@ -1346,7 +1346,7 @@ brcmf_usb_probe(struct usb_interface *intf, const struct usb_device_id *id)
 
 	num_of_eps = desc->bNumEndpoints;
 	for (ep = 0; ep < num_of_eps; ep++) {
-		endpoint = &intf->altsetting[0].endpoint[ep].desc;
+		endpoint = &intf->cur_altsetting->endpoint[ep].desc;
 		endpoint_num = usb_endpoint_num(endpoint);
 		if (!usb_endpoint_xfer_bulk(endpoint))
 			continue;

drivers/net/wireless/cisco/airo.c

@@ -7788,16 +7788,8 @@ static int readrids(struct net_device *dev, aironet_ioctl *comp) {
 	case AIROGVLIST:    ridcode = RID_APLIST;       break;
 	case AIROGDRVNAM:   ridcode = RID_DRVNAME;      break;
 	case AIROGEHTENC:   ridcode = RID_ETHERENCAP;   break;
-	case AIROGWEPKTMP:  ridcode = RID_WEP_TEMP;
-		/* Only super-user can read WEP keys */
-		if (!capable(CAP_NET_ADMIN))
-			return -EPERM;
-		break;
-	case AIROGWEPKNV:   ridcode = RID_WEP_PERM;
-		/* Only super-user can read WEP keys */
-		if (!capable(CAP_NET_ADMIN))
-			return -EPERM;
-		break;
+	case AIROGWEPKTMP:  ridcode = RID_WEP_TEMP;	break;
+	case AIROGWEPKNV:   ridcode = RID_WEP_PERM;	break;
 	case AIROGSTAT:     ridcode = RID_STATUS;       break;
 	case AIROGSTATSD32: ridcode = RID_STATSDELTA;   break;
 	case AIROGSTATSC32: ridcode = RID_STATS;        break;
@@ -7811,7 +7803,13 @@ static int readrids(struct net_device *dev, aironet_ioctl *comp) {
 		return -EINVAL;
 	}
 
-	if ((iobuf = kmalloc(RIDSIZE, GFP_KERNEL)) == NULL)
+	if (ridcode == RID_WEP_TEMP || ridcode == RID_WEP_PERM) {
+		/* Only super-user can read WEP keys */
+		if (!capable(CAP_NET_ADMIN))
+			return -EPERM;
+	}
+
+	if ((iobuf = kzalloc(RIDSIZE, GFP_KERNEL)) == NULL)
 		return -ENOMEM;
 
 	PC4500_readrid(ai,ridcode,iobuf,RIDSIZE, 1);

drivers/net/wireless/intersil/orinoco/orinoco_usb.c

@@ -1613,9 +1613,9 @@ static int ezusb_probe(struct usb_interface *interface,
 	/* set up the endpoint information */
 	/* check out the endpoints */
 
-	iface_desc = &interface->altsetting[0].desc;
+	iface_desc = &interface->cur_altsetting->desc;
 	for (i = 0; i < iface_desc->bNumEndpoints; ++i) {
-		ep = &interface->altsetting[0].endpoint[i].desc;
+		ep = &interface->cur_altsetting->endpoint[i].desc;
 
 		if (usb_endpoint_is_bulk_in(ep)) {
 			/* we found a bulk in endpoint */

drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c

@@ -5921,7 +5921,7 @@ static int rtl8xxxu_parse_usb(struct rtl8xxxu_priv *priv,
 	u8 dir, xtype, num;
 	int ret = 0;
 
-	host_interface = &interface->altsetting[0];
+	host_interface = interface->cur_altsetting;
 	interface_desc = &host_interface->desc;
 	endpoints = interface_desc->bNumEndpoints;
 

drivers/net/wireless/rsi/rsi_91x_hal.c

@@ -541,6 +541,7 @@ static int bl_cmd(struct rsi_hw *adapter, u8 cmd, u8 exp_resp, char *str)
 	bl_start_cmd_timer(adapter, timeout);
 	status = bl_write_cmd(adapter, cmd, exp_resp, &regout_val);
 	if (status < 0) {
+		bl_stop_cmd_timer(adapter);
 		rsi_dbg(ERR_ZONE,
 			"%s: Command %s (%0x) writing failed..\n",
 			__func__, str, cmd);
@@ -656,10 +657,9 @@ static int ping_pong_write(struct rsi_hw *adapter, u8 cmd, u8 *addr, u32 size)
 	}
 
 	status = bl_cmd(adapter, cmd_req, cmd_resp, str);
-	if (status) {
-		bl_stop_cmd_timer(adapter);
+	if (status)
 		return status;
-	}
+
 	return 0;
 }
 
@@ -749,10 +749,9 @@ static int auto_fw_upgrade(struct rsi_hw *adapter, u8 *flash_content,
 
 	status = bl_cmd(adapter, EOF_REACHED, FW_LOADING_SUCCESSFUL,
 			"EOF_REACHED");
-	if (status) {
-		bl_stop_cmd_timer(adapter);
+	if (status)
 		return status;
-	}
+
 	rsi_dbg(INFO_ZONE, "FW loading is done and FW is running..\n");
 	return 0;
 }
@@ -773,6 +772,7 @@ static int rsi_load_firmware(struct rsi_hw *adapter)
 		status = hif_ops->master_reg_read(adapter, SWBL_REGOUT,
 					      &regout_val, 2);
 		if (status < 0) {
+			bl_stop_cmd_timer(adapter);
 			rsi_dbg(ERR_ZONE,
 				"%s: REGOUT read failed\n", __func__);
 			return status;

drivers/net/wireless/rsi/rsi_91x_usb.c

@@ -105,7 +105,7 @@ static int rsi_find_bulk_in_and_out_endpoints(struct usb_interface *interface,
 	__le16 buffer_size;
 	int ii, bep_found = 0;
 
-	iface_desc = &(interface->altsetting[0]);
+	iface_desc = interface->cur_altsetting;
 
 	for (ii = 0; ii < iface_desc->desc.bNumEndpoints; ++ii) {
 		endpoint = &(iface_desc->endpoint[ii].desc);

drivers/net/wireless/zydas/zd1211rw/zd_usb.c

@@ -1272,7 +1272,7 @@ static void print_id(struct usb_device *udev)
 static int eject_installer(struct usb_interface *intf)
 {
 	struct usb_device *udev = interface_to_usbdev(intf);
-	struct usb_host_interface *iface_desc = &intf->altsetting[0];
+	struct usb_host_interface *iface_desc = intf->cur_altsetting;
 	struct usb_endpoint_descriptor *endpoint;
 	unsigned char *cmd;
 	u8 bulk_out_ep;

drivers/pci/quirks.c

@@ -4019,6 +4019,40 @@ static void quirk_mic_x200_dma_alias(struct pci_dev *pdev)
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2260, quirk_mic_x200_dma_alias);
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2264, quirk_mic_x200_dma_alias);
 
+/*
+ * Intel Visual Compute Accelerator (VCA) is a family of PCIe add-in devices
+ * exposing computational units via Non Transparent Bridges (NTB, PEX 87xx).
+ *
+ * Similarly to MIC x200, we need to add DMA aliases to allow buffer access
+ * when IOMMU is enabled.  These aliases allow computational unit access to
+ * host memory.  These aliases mark the whole VCA device as one IOMMU
+ * group.
+ *
+ * All possible slot numbers (0x20) are used, since we are unable to tell
+ * what slot is used on other side.  This quirk is intended for both host
+ * and computational unit sides.  The VCA devices have up to five functions
+ * (four for DMA channels and one additional).
+ */
+static void quirk_pex_vca_alias(struct pci_dev *pdev)
+{
+	const unsigned int num_pci_slots = 0x20;
+	unsigned int slot;
+
+	for (slot = 0; slot < num_pci_slots; slot++) {
+		pci_add_dma_alias(pdev, PCI_DEVFN(slot, 0x0));
+		pci_add_dma_alias(pdev, PCI_DEVFN(slot, 0x1));
+		pci_add_dma_alias(pdev, PCI_DEVFN(slot, 0x2));
+		pci_add_dma_alias(pdev, PCI_DEVFN(slot, 0x3));
+		pci_add_dma_alias(pdev, PCI_DEVFN(slot, 0x4));
+	}
+}
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2954, quirk_pex_vca_alias);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2955, quirk_pex_vca_alias);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2956, quirk_pex_vca_alias);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2958, quirk_pex_vca_alias);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2959, quirk_pex_vca_alias);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x295A, quirk_pex_vca_alias);
+
 /*
  * The IOMMU and interrupt controller on Broadcom Vulcan/Cavium ThunderX2 are
  * associated not at the root bus, but at a bridge below. This quirk avoids

drivers/phy/motorola/phy-cpcap-usb.c

@@ -115,7 +115,7 @@ struct cpcap_usb_ints_state {
 enum cpcap_gpio_mode {
 	CPCAP_DM_DP,
 	CPCAP_MDM_RX_TX,
-	CPCAP_UNKNOWN,
+	CPCAP_UNKNOWN_DISABLED,	/* Seems to disable USB lines */
 	CPCAP_OTG_DM_DP,
 };
 
@@ -379,7 +379,8 @@ static int cpcap_usb_set_uart_mode(struct cpcap_phy_ddata *ddata)
 {
 	int error;
 
-	error = cpcap_usb_gpio_set_mode(ddata, CPCAP_DM_DP);
+	/* Disable lines to prevent glitches from waking up mdm6600 */
+	error = cpcap_usb_gpio_set_mode(ddata, CPCAP_UNKNOWN_DISABLED);
 	if (error)
 		goto out_err;
 
@@ -406,6 +407,11 @@ static int cpcap_usb_set_uart_mode(struct cpcap_phy_ddata *ddata)
 	if (error)
 		goto out_err;
 
+	/* Enable UART mode */
+	error = cpcap_usb_gpio_set_mode(ddata, CPCAP_DM_DP);
+	if (error)
+		goto out_err;
+
 	return 0;
 
 out_err:
@@ -418,7 +424,8 @@ static int cpcap_usb_set_usb_mode(struct cpcap_phy_ddata *ddata)
 {
 	int error;
 
-	error = cpcap_usb_gpio_set_mode(ddata, CPCAP_OTG_DM_DP);
+	/* Disable lines to prevent glitches from waking up mdm6600 */
+	error = cpcap_usb_gpio_set_mode(ddata, CPCAP_UNKNOWN_DISABLED);
 	if (error)
 		return error;
 
@@ -458,6 +465,11 @@ static int cpcap_usb_set_usb_mode(struct cpcap_phy_ddata *ddata)
 	if (error)
 		goto out_err;
 
+	/* Enable USB mode */
+	error = cpcap_usb_gpio_set_mode(ddata, CPCAP_OTG_DM_DP);
+	if (error)
+		goto out_err;
+
 	return 0;
 
 out_err:

drivers/scsi/fnic/fnic_scsi.c

@@ -446,6 +446,9 @@ static int fnic_queuecommand_lck(struct scsi_cmnd *sc, void (*done)(struct scsi_
 	if (unlikely(fnic_chk_state_flags_locked(fnic, FNIC_FLAGS_IO_BLOCKED)))
 		return SCSI_MLQUEUE_HOST_BUSY;
 
+	if (unlikely(fnic_chk_state_flags_locked(fnic, FNIC_FLAGS_FWRESET)))
+		return SCSI_MLQUEUE_HOST_BUSY;
+
 	rport = starget_to_rport(scsi_target(sc->device));
 	if (!rport) {
 		FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host,

drivers/soc/ti/wkup_m3_ipc.c

@@ -375,6 +375,8 @@ static void wkup_m3_rproc_boot_thread(struct wkup_m3_ipc *m3_ipc)
 	ret = rproc_boot(m3_ipc->rproc);
 	if (ret)
 		dev_err(dev, "rproc_boot failed\n");
+	else
+		m3_ipc_state = m3_ipc;
 
 	do_exit(0);
 }
@@ -461,8 +463,6 @@ static int wkup_m3_ipc_probe(struct platform_device *pdev)
 		goto err_put_rproc;
 	}
 
-	m3_ipc_state = m3_ipc;
-
 	return 0;
 
 err_put_rproc:

drivers/spi/spi-dw.c

@@ -180,9 +180,11 @@ static inline u32 rx_max(struct dw_spi *dws)
 
 static void dw_writer(struct dw_spi *dws)
 {
-	u32 max = tx_max(dws);
+	u32 max;
 	u16 txw = 0;
 
+	spin_lock(&dws->buf_lock);
+	max = tx_max(dws);
 	while (max--) {
 		/* Set the tx word if the transfer's original "tx" is not null */
 		if (dws->tx_end - dws->len) {
@@ -194,13 +196,16 @@ static void dw_writer(struct dw_spi *dws)
 		dw_write_io_reg(dws, DW_SPI_DR, txw);
 		dws->tx += dws->n_bytes;
 	}
+	spin_unlock(&dws->buf_lock);
 }
 
 static void dw_reader(struct dw_spi *dws)
 {
-	u32 max = rx_max(dws);
+	u32 max;
 	u16 rxw;
 
+	spin_lock(&dws->buf_lock);
+	max = rx_max(dws);
 	while (max--) {
 		rxw = dw_read_io_reg(dws, DW_SPI_DR);
 		/* Care rx only if the transfer's original "rx" is not null */
@@ -212,6 +217,7 @@ static void dw_reader(struct dw_spi *dws)
 		}
 		dws->rx += dws->n_bytes;
 	}
+	spin_unlock(&dws->buf_lock);
 }
 
 static void int_error_stop(struct dw_spi *dws, const char *msg)
@@ -284,18 +290,20 @@ static int dw_spi_transfer_one(struct spi_master *master,
 {
 	struct dw_spi *dws = spi_master_get_devdata(master);
 	struct chip_data *chip = spi_get_ctldata(spi);
+	unsigned long flags;
 	u8 imask = 0;
 	u16 txlevel = 0;
 	u32 cr0;
 	int ret;
 
 	dws->dma_mapped = 0;
-
+	spin_lock_irqsave(&dws->buf_lock, flags);
 	dws->tx = (void *)transfer->tx_buf;
 	dws->tx_end = dws->tx + transfer->len;
 	dws->rx = transfer->rx_buf;
 	dws->rx_end = dws->rx + transfer->len;
 	dws->len = transfer->len;
+	spin_unlock_irqrestore(&dws->buf_lock, flags);
 
 	spi_enable_chip(dws, 0);
 
@@ -486,6 +494,7 @@ int dw_spi_add_host(struct device *dev, struct dw_spi *dws)
 	dws->type = SSI_MOTO_SPI;
 	dws->dma_inited = 0;
 	dws->dma_addr = (dma_addr_t)(dws->paddr + DW_SPI_DR);
+	spin_lock_init(&dws->buf_lock);
 
 	ret = request_irq(dws->irq, dw_spi_irq, IRQF_SHARED, dev_name(dev),
 			  master);

drivers/spi/spi-dw.h

@@ -117,6 +117,7 @@ struct dw_spi {
 	size_t			len;
 	void			*tx;
 	void			*tx_end;
+	spinlock_t		buf_lock;
 	void			*rx;
 	void			*rx_end;
 	int			dma_mapped;

drivers/staging/vt6656/device.h

@@ -62,6 +62,8 @@
 #define RATE_AUTO	12
 
 #define MAX_RATE			12
+#define VNT_B_RATES	(BIT(RATE_1M) | BIT(RATE_2M) |\
+			BIT(RATE_5M) | BIT(RATE_11M))
 
 /*
  * device specific

drivers/staging/vt6656/int.c

@@ -107,9 +107,11 @@ static int vnt_int_report_rate(struct vnt_private *priv, u8 pkt_no, u8 tsr)
 
 	info->status.rates[0].count = tx_retry;
 
-	if (!(tsr & (TSR_TMO | TSR_RETRYTMO))) {
+	if (!(tsr & TSR_TMO)) {
 		info->status.rates[0].idx = idx;
-		info->flags |= IEEE80211_TX_STAT_ACK;
+
+		if (!(info->flags & IEEE80211_TX_CTL_NO_ACK))
+			info->flags |= IEEE80211_TX_STAT_ACK;
 	}
 
 	ieee80211_tx_status_irqsafe(priv->hw, context->skb);

drivers/staging/vt6656/main_usb.c

@@ -977,6 +977,7 @@ vt6656_probe(struct usb_interface *intf, const struct usb_device_id *id)
 	ieee80211_hw_set(priv->hw, RX_INCLUDES_FCS);
 	ieee80211_hw_set(priv->hw, REPORTS_TX_ACK_STATUS);
 	ieee80211_hw_set(priv->hw, SUPPORTS_PS);
+	ieee80211_hw_set(priv->hw, PS_NULLFUNC_STACK);
 
 	priv->hw->max_signal = 100;
 

drivers/staging/vt6656/rxtx.c

@@ -288,11 +288,9 @@ static u16 vnt_rxtx_datahead_g(struct vnt_usb_send_context *tx_context,
 			  PK_TYPE_11B, &buf->b);
 
 	/* Get Duration and TimeStamp */
-	if (ieee80211_is_pspoll(hdr->frame_control)) {
-		__le16 dur = cpu_to_le16(priv->current_aid | BIT(14) | BIT(15));
-
-		buf->duration_a = dur;
-		buf->duration_b = dur;
+	if (ieee80211_is_nullfunc(hdr->frame_control)) {
+		buf->duration_a = hdr->duration_id;
+		buf->duration_b = hdr->duration_id;
 	} else {
 		buf->duration_a = vnt_get_duration_le(priv,
 						tx_context->pkt_type, need_ack);
@@ -381,10 +379,8 @@ static u16 vnt_rxtx_datahead_ab(struct vnt_usb_send_context *tx_context,
 			  tx_context->pkt_type, &buf->ab);
 
 	/* Get Duration and TimeStampOff */
-	if (ieee80211_is_pspoll(hdr->frame_control)) {
-		__le16 dur = cpu_to_le16(priv->current_aid | BIT(14) | BIT(15));
-
-		buf->duration = dur;
+	if (ieee80211_is_nullfunc(hdr->frame_control)) {
+		buf->duration = hdr->duration_id;
 	} else {
 		buf->duration = vnt_get_duration_le(priv, tx_context->pkt_type,
 						    need_ack);
@@ -825,10 +821,14 @@ int vnt_tx_packet(struct vnt_private *priv, struct sk_buff *skb)
 		if (info->band == NL80211_BAND_5GHZ) {
 			pkt_type = PK_TYPE_11A;
 		} else {
-			if (tx_rate->flags & IEEE80211_TX_RC_USE_CTS_PROTECT)
-				pkt_type = PK_TYPE_11GB;
-			else
-				pkt_type = PK_TYPE_11GA;
+			if (tx_rate->flags & IEEE80211_TX_RC_USE_CTS_PROTECT) {
+				if (priv->basic_rates & VNT_B_RATES)
+					pkt_type = PK_TYPE_11GB;
+				else
+					pkt_type = PK_TYPE_11GA;
+			} else {
+				pkt_type = PK_TYPE_11A;
+			}
 		}
 	} else {
 		pkt_type = PK_TYPE_11B;

drivers/staging/wlan-ng/prism2mgmt.c

@@ -945,7 +945,7 @@ int prism2mgmt_flashdl_state(struct wlandevice *wlandev, void *msgp)
 		}
 	}
 
-	return 0;
+	return result;
 }
 
 /*----------------------------------------------------------------

drivers/tee/optee/Kconfig

@@ -2,6 +2,7 @@
 config OPTEE
 	tristate "OP-TEE"
 	depends on HAVE_ARM_SMCCC
+	depends on MMU
 	help
 	  This implements the OP-TEE Trusted Execution Environment (TEE)
 	  driver.

drivers/tty/serial/8250/8250_bcm2835aux.c

@@ -119,7 +119,7 @@ static int bcm2835aux_serial_remove(struct platform_device *pdev)
 {
 	struct bcm2835aux_data *data = platform_get_drvdata(pdev);
 
-	serial8250_unregister_port(data->uart.port.line);
+	serial8250_unregister_port(data->line);
 	clk_disable_unprepare(data->clk);
 
 	return 0;

drivers/usb/dwc3/core.c

@@ -1031,6 +1031,9 @@ static void dwc3_core_exit_mode(struct dwc3 *dwc)
 		/* do nothing */
 		break;
 	}
+
+	/* de-assert DRVVBUS for HOST and OTG mode */
+	dwc3_set_prtcap(dwc, DWC3_GCTL_PRTCAP_DEVICE);
 }
 
 static void dwc3_get_properties(struct dwc3 *dwc)

drivers/usb/serial/ir-usb.c

@@ -49,9 +49,10 @@ static int buffer_size;
 static int xbof = -1;
 
 static int  ir_startup (struct usb_serial *serial);
-static int  ir_open(struct tty_struct *tty, struct usb_serial_port *port);
-static int ir_prepare_write_buffer(struct usb_serial_port *port,
-						void *dest, size_t size);
+static int ir_write(struct tty_struct *tty, struct usb_serial_port *port,
+		const unsigned char *buf, int count);
+static int ir_write_room(struct tty_struct *tty);
+static void ir_write_bulk_callback(struct urb *urb);
 static void ir_process_read_urb(struct urb *urb);
 static void ir_set_termios(struct tty_struct *tty,
 		struct usb_serial_port *port, struct ktermios *old_termios);
@@ -81,8 +82,9 @@ static struct usb_serial_driver ir_device = {
 	.num_ports		= 1,
 	.set_termios		= ir_set_termios,
 	.attach			= ir_startup,
-	.open			= ir_open,
-	.prepare_write_buffer	= ir_prepare_write_buffer,
+	.write			= ir_write,
+	.write_room		= ir_write_room,
+	.write_bulk_callback	= ir_write_bulk_callback,
 	.process_read_urb	= ir_process_read_urb,
 };
 
@@ -199,6 +201,9 @@ static int ir_startup(struct usb_serial *serial)
 	struct usb_irda_cs_descriptor *irda_desc;
 	int rates;
 
+	if (serial->num_bulk_in < 1 || serial->num_bulk_out < 1)
+		return -ENODEV;
+
 	irda_desc = irda_usb_find_class_desc(serial, 0);
 	if (!irda_desc) {
 		dev_err(&serial->dev->dev,
@@ -255,35 +260,102 @@ static int ir_startup(struct usb_serial *serial)
 	return 0;
 }
 
-static int ir_open(struct tty_struct *tty, struct usb_serial_port *port)
+static int ir_write(struct tty_struct *tty, struct usb_serial_port *port,
+		const unsigned char *buf, int count)
 {
-	int i;
+	struct urb *urb = NULL;
+	unsigned long flags;
+	int ret;
 
-	for (i = 0; i < ARRAY_SIZE(port->write_urbs); ++i)
-		port->write_urbs[i]->transfer_flags = URB_ZERO_PACKET;
+	if (port->bulk_out_size == 0)
+		return -EINVAL;
 
-	/* Start reading from the device */
-	return usb_serial_generic_open(tty, port);
-}
+	if (count == 0)
+		return 0;
 
-static int ir_prepare_write_buffer(struct usb_serial_port *port,
-						void *dest, size_t size)
-{
-	unsigned char *buf = dest;
-	int count;
+	count = min(count, port->bulk_out_size - 1);
+
+	spin_lock_irqsave(&port->lock, flags);
+	if (__test_and_clear_bit(0, &port->write_urbs_free)) {
+		urb = port->write_urbs[0];
+		port->tx_bytes += count;
+	}
+	spin_unlock_irqrestore(&port->lock, flags);
+
+	if (!urb)
+		return 0;
 
 	/*
 	 * The first byte of the packet we send to the device contains an
-	 * inbound header which indicates an additional number of BOFs and
+	 * outbound header which indicates an additional number of BOFs and
 	 * a baud rate change.
 	 *
 	 * See section 5.4.2.2 of the USB IrDA spec.
 	 */
-	*buf = ir_xbof | ir_baud;
+	*(u8 *)urb->transfer_buffer = ir_xbof | ir_baud;
 
-	count = kfifo_out_locked(&port->write_fifo, buf + 1, size - 1,
-								&port->lock);
-	return count + 1;
+	memcpy(urb->transfer_buffer + 1, buf, count);
+
+	urb->transfer_buffer_length = count + 1;
+	urb->transfer_flags = URB_ZERO_PACKET;
+
+	ret = usb_submit_urb(urb, GFP_ATOMIC);
+	if (ret) {
+		dev_err(&port->dev, "failed to submit write urb: %d\n", ret);
+
+		spin_lock_irqsave(&port->lock, flags);
+		__set_bit(0, &port->write_urbs_free);
+		port->tx_bytes -= count;
+		spin_unlock_irqrestore(&port->lock, flags);
+
+		return ret;
+	}
+
+	return count;
+}
+
+static void ir_write_bulk_callback(struct urb *urb)
+{
+	struct usb_serial_port *port = urb->context;
+	int status = urb->status;
+	unsigned long flags;
+
+	spin_lock_irqsave(&port->lock, flags);
+	__set_bit(0, &port->write_urbs_free);
+	port->tx_bytes -= urb->transfer_buffer_length - 1;
+	spin_unlock_irqrestore(&port->lock, flags);
+
+	switch (status) {
+	case 0:
+		break;
+	case -ENOENT:
+	case -ECONNRESET:
+	case -ESHUTDOWN:
+		dev_dbg(&port->dev, "write urb stopped: %d\n", status);
+		return;
+	case -EPIPE:
+		dev_err(&port->dev, "write urb stopped: %d\n", status);
+		return;
+	default:
+		dev_err(&port->dev, "nonzero write-urb status: %d\n", status);
+		break;
+	}
+
+	usb_serial_port_softint(port);
+}
+
+static int ir_write_room(struct tty_struct *tty)
+{
+	struct usb_serial_port *port = tty->driver_data;
+	int count = 0;
+
+	if (port->bulk_out_size == 0)
+		return 0;
+
+	if (test_bit(0, &port->write_urbs_free))
+		count = port->bulk_out_size - 1;
+
+	return count;
 }
 
 static void ir_process_read_urb(struct urb *urb)
@@ -336,34 +408,34 @@ static void ir_set_termios(struct tty_struct *tty,
 
 	switch (baud) {
 	case 2400:
-		ir_baud = USB_IRDA_BR_2400;
+		ir_baud = USB_IRDA_LS_2400;
 		break;
 	case 9600:
-		ir_baud = USB_IRDA_BR_9600;
+		ir_baud = USB_IRDA_LS_9600;
 		break;
 	case 19200:
-		ir_baud = USB_IRDA_BR_19200;
+		ir_baud = USB_IRDA_LS_19200;
 		break;
 	case 38400:
-		ir_baud = USB_IRDA_BR_38400;
+		ir_baud = USB_IRDA_LS_38400;
 		break;
 	case 57600:
-		ir_baud = USB_IRDA_BR_57600;
+		ir_baud = USB_IRDA_LS_57600;
 		break;
 	case 115200:
-		ir_baud = USB_IRDA_BR_115200;
+		ir_baud = USB_IRDA_LS_115200;
 		break;
 	case 576000:
-		ir_baud = USB_IRDA_BR_576000;
+		ir_baud = USB_IRDA_LS_576000;
 		break;
 	case 1152000:
-		ir_baud = USB_IRDA_BR_1152000;
+		ir_baud = USB_IRDA_LS_1152000;
 		break;
 	case 4000000:
-		ir_baud = USB_IRDA_BR_4000000;
+		ir_baud = USB_IRDA_LS_4000000;
 		break;
 	default:
-		ir_baud = USB_IRDA_BR_9600;
+		ir_baud = USB_IRDA_LS_9600;
 		baud = 9600;
 	}
 

drivers/usb/storage/unusual_uas.h

@@ -163,12 +163,15 @@ UNUSUAL_DEV(0x2537, 0x1068, 0x0000, 0x9999,
 		USB_SC_DEVICE, USB_PR_DEVICE, NULL,
 		US_FL_IGNORE_UAS),
 
-/* Reported-by: Takeo Nakayama <javhera@gmx.com> */
+/*
+ * Initially Reported-by: Takeo Nakayama <javhera@gmx.com>
+ * UAS Ignore Reported by Steven Ellis <sellis@redhat.com>
+ */
 UNUSUAL_DEV(0x357d, 0x7788, 0x0000, 0x9999,
 		"JMicron",
 		"JMS566",
 		USB_SC_DEVICE, USB_PR_DEVICE, NULL,
-		US_FL_NO_REPORT_OPCODES),
+		US_FL_NO_REPORT_OPCODES | US_FL_IGNORE_UAS),
 
 /* Reported-by: Hans de Goede <hdegoede@redhat.com> */
 UNUSUAL_DEV(0x4971, 0x1012, 0x0000, 0x9999,

drivers/watchdog/Kconfig

@@ -563,6 +563,7 @@ config MAX63XX_WATCHDOG
 config MAX77620_WATCHDOG
 	tristate "Maxim Max77620 Watchdog Timer"
 	depends on MFD_MAX77620 || COMPILE_TEST
+	select WATCHDOG_CORE
 	help
 	 This is the driver for the Max77620 watchdog timer.
 	 Say 'Y' here to enable the watchdog timer support for

drivers/watchdog/rn5t618_wdt.c

@@ -193,6 +193,7 @@ static struct platform_driver rn5t618_wdt_driver = {
 
 module_platform_driver(rn5t618_wdt_driver);
 
+MODULE_ALIAS("platform:rn5t618-wdt");
 MODULE_AUTHOR("Beniamino Galvani <b.galvani@gmail.com>");
 MODULE_DESCRIPTION("RN5T618 watchdog driver");
 MODULE_LICENSE("GPL v2");

fs/btrfs/super.c

@@ -2114,7 +2114,15 @@ static int btrfs_statfs(struct dentry *dentry, struct kstatfs *buf)
 	 */
 	thresh = 4 * 1024 * 1024;
 
-	if (!mixed && total_free_meta - thresh < block_rsv->size)
+	/*
+	 * We only want to claim there's no available space if we can no longer
+	 * allocate chunks for our metadata profile and our global reserve will
+	 * not fit in the free metadata space.  If we aren't ->full then we
+	 * still can allocate chunks and thus are fine using the currently
+	 * calculated f_bavail.
+	 */
+	if (!mixed && block_rsv->space_info->full &&
+	    total_free_meta - thresh < block_rsv->size)
 		buf->f_bavail = 0;
 
 	buf->f_type = BTRFS_SUPER_MAGIC;

fs/ext4/super.c

@@ -1828,6 +1828,13 @@ static int handle_mount_opt(struct super_block *sb, char *opt, int token,
 			arg = JBD2_DEFAULT_MAX_COMMIT_AGE;
 		sbi->s_commit_interval = HZ * arg;
 	} else if (token == Opt_debug_want_extra_isize) {
+		if ((arg & 1) ||
+		    (arg < 4) ||
+		    (arg > (sbi->s_inode_size - EXT4_GOOD_OLD_INODE_SIZE))) {
+			ext4_msg(sb, KERN_ERR,
+				 "Invalid want_extra_isize %d", arg);
+			return -1;
+		}
 		sbi->s_want_extra_isize = arg;
 	} else if (token == Opt_max_batch_time) {
 		sbi->s_max_batch_time = arg;
@@ -3509,40 +3516,6 @@ int ext4_calculate_overhead(struct super_block *sb)
 	return 0;
 }
 
-static void ext4_clamp_want_extra_isize(struct super_block *sb)
-{
-	struct ext4_sb_info *sbi = EXT4_SB(sb);
-	struct ext4_super_block *es = sbi->s_es;
-	unsigned def_extra_isize = sizeof(struct ext4_inode) -
-						EXT4_GOOD_OLD_INODE_SIZE;
-
-	if (sbi->s_inode_size == EXT4_GOOD_OLD_INODE_SIZE) {
-		sbi->s_want_extra_isize = 0;
-		return;
-	}
-	if (sbi->s_want_extra_isize < 4) {
-		sbi->s_want_extra_isize = def_extra_isize;
-		if (ext4_has_feature_extra_isize(sb)) {
-			if (sbi->s_want_extra_isize <
-			    le16_to_cpu(es->s_want_extra_isize))
-				sbi->s_want_extra_isize =
-					le16_to_cpu(es->s_want_extra_isize);
-			if (sbi->s_want_extra_isize <
-			    le16_to_cpu(es->s_min_extra_isize))
-				sbi->s_want_extra_isize =
-					le16_to_cpu(es->s_min_extra_isize);
-		}
-	}
-	/* Check if enough inode space is available */
-	if ((sbi->s_want_extra_isize > sbi->s_inode_size) ||
-	    (EXT4_GOOD_OLD_INODE_SIZE + sbi->s_want_extra_isize >
-							sbi->s_inode_size)) {
-		sbi->s_want_extra_isize = def_extra_isize;
-		ext4_msg(sb, KERN_INFO,
-			 "required extra inode space not available");
-	}
-}
-
 static void ext4_set_resv_clusters(struct super_block *sb)
 {
 	ext4_fsblk_t resv_clusters;
@@ -3750,6 +3723,65 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent)
 	 */
 	sbi->s_li_wait_mult = EXT4_DEF_LI_WAIT_MULT;
 
+	if (le32_to_cpu(es->s_rev_level) == EXT4_GOOD_OLD_REV) {
+		sbi->s_inode_size = EXT4_GOOD_OLD_INODE_SIZE;
+		sbi->s_first_ino = EXT4_GOOD_OLD_FIRST_INO;
+	} else {
+		sbi->s_inode_size = le16_to_cpu(es->s_inode_size);
+		sbi->s_first_ino = le32_to_cpu(es->s_first_ino);
+		if (sbi->s_first_ino < EXT4_GOOD_OLD_FIRST_INO) {
+			ext4_msg(sb, KERN_ERR, "invalid first ino: %u",
+				 sbi->s_first_ino);
+			goto failed_mount;
+		}
+		if ((sbi->s_inode_size < EXT4_GOOD_OLD_INODE_SIZE) ||
+		    (!is_power_of_2(sbi->s_inode_size)) ||
+		    (sbi->s_inode_size > blocksize)) {
+			ext4_msg(sb, KERN_ERR,
+			       "unsupported inode size: %d",
+			       sbi->s_inode_size);
+			goto failed_mount;
+		}
+		/*
+		 * i_atime_extra is the last extra field available for
+		 * [acm]times in struct ext4_inode. Checking for that
+		 * field should suffice to ensure we have extra space
+		 * for all three.
+		 */
+		if (sbi->s_inode_size >= offsetof(struct ext4_inode, i_atime_extra) +
+			sizeof(((struct ext4_inode *)0)->i_atime_extra)) {
+			sb->s_time_gran = 1;
+		} else {
+			sb->s_time_gran = NSEC_PER_SEC;
+		}
+	}
+	if (sbi->s_inode_size > EXT4_GOOD_OLD_INODE_SIZE) {
+		sbi->s_want_extra_isize = sizeof(struct ext4_inode) -
+			EXT4_GOOD_OLD_INODE_SIZE;
+		if (ext4_has_feature_extra_isize(sb)) {
+			unsigned v, max = (sbi->s_inode_size -
+					   EXT4_GOOD_OLD_INODE_SIZE);
+
+			v = le16_to_cpu(es->s_want_extra_isize);
+			if (v > max) {
+				ext4_msg(sb, KERN_ERR,
+					 "bad s_want_extra_isize: %d", v);
+				goto failed_mount;
+			}
+			if (sbi->s_want_extra_isize < v)
+				sbi->s_want_extra_isize = v;
+
+			v = le16_to_cpu(es->s_min_extra_isize);
+			if (v > max) {
+				ext4_msg(sb, KERN_ERR,
+					 "bad s_min_extra_isize: %d", v);
+				goto failed_mount;
+			}
+			if (sbi->s_want_extra_isize < v)
+				sbi->s_want_extra_isize = v;
+		}
+	}
+
 	if (sbi->s_es->s_mount_opts[0]) {
 		char *s_mount_opts = kstrndup(sbi->s_es->s_mount_opts,
 					      sizeof(sbi->s_es->s_mount_opts),
@@ -3985,29 +4017,6 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent)
 						      has_huge_files);
 	sb->s_maxbytes = ext4_max_size(sb->s_blocksize_bits, has_huge_files);
 
-	if (le32_to_cpu(es->s_rev_level) == EXT4_GOOD_OLD_REV) {
-		sbi->s_inode_size = EXT4_GOOD_OLD_INODE_SIZE;
-		sbi->s_first_ino = EXT4_GOOD_OLD_FIRST_INO;
-	} else {
-		sbi->s_inode_size = le16_to_cpu(es->s_inode_size);
-		sbi->s_first_ino = le32_to_cpu(es->s_first_ino);
-		if (sbi->s_first_ino < EXT4_GOOD_OLD_FIRST_INO) {
-			ext4_msg(sb, KERN_ERR, "invalid first ino: %u",
-				 sbi->s_first_ino);
-			goto failed_mount;
-		}
-		if ((sbi->s_inode_size < EXT4_GOOD_OLD_INODE_SIZE) ||
-		    (!is_power_of_2(sbi->s_inode_size)) ||
-		    (sbi->s_inode_size > blocksize)) {
-			ext4_msg(sb, KERN_ERR,
-			       "unsupported inode size: %d",
-			       sbi->s_inode_size);
-			goto failed_mount;
-		}
-		if (sbi->s_inode_size > EXT4_GOOD_OLD_INODE_SIZE)
-			sb->s_time_gran = 1 << (EXT4_EPOCH_BITS - 2);
-	}
-
 	sbi->s_desc_size = le16_to_cpu(es->s_desc_size);
 	if (ext4_has_feature_64bit(sb)) {
 		if (sbi->s_desc_size < EXT4_MIN_DESC_SIZE_64BIT ||
@@ -4462,8 +4471,6 @@ no_journal:
 	if (ext4_setup_super(sb, es, sb_rdonly(sb)))
 		sb->s_flags |= MS_RDONLY;
 
-	ext4_clamp_want_extra_isize(sb);
-
 	ext4_set_resv_clusters(sb);
 
 	err = ext4_setup_system_zone(sb);
@@ -5252,8 +5259,6 @@ static int ext4_remount(struct super_block *sb, int *flags, char *data)
 		goto restore_opts;
 	}
 
-	ext4_clamp_want_extra_isize(sb);
-
 	if ((old_opts.s_mount_opt & EXT4_MOUNT_JOURNAL_CHECKSUM) ^
 	    test_opt(sb, JOURNAL_CHECKSUM)) {
 		ext4_msg(sb, KERN_ERR, "changing journal_checksum "

fs/namei.c

@@ -3380,8 +3380,8 @@ static int do_last(struct nameidata *nd,
 		   int *opened)
 {
 	struct dentry *dir = nd->path.dentry;
-	kuid_t dir_uid = dir->d_inode->i_uid;
-	umode_t dir_mode = dir->d_inode->i_mode;
+	kuid_t dir_uid = nd->inode->i_uid;
+	umode_t dir_mode = nd->inode->i_mode;
 	int open_flag = op->open_flag;
 	bool will_truncate = (open_flag & O_TRUNC) != 0;
 	bool got_write = false;

fs/reiserfs/super.c

@@ -629,6 +629,7 @@ static void reiserfs_put_super(struct super_block *s)
 	reiserfs_write_unlock(s);
 	mutex_destroy(&REISERFS_SB(s)->lock);
 	destroy_workqueue(REISERFS_SB(s)->commit_wq);
+	kfree(REISERFS_SB(s)->s_jdev);
 	kfree(s->s_fs_info);
 	s->s_fs_info = NULL;
 }
@@ -2243,6 +2244,7 @@ error_unlocked:
 			kfree(qf_names[j]);
 	}
 #endif
+	kfree(sbi->s_jdev);
 	kfree(sbi);
 
 	s->s_fs_info = NULL;

include/linux/usb/irda.h

@@ -119,11 +119,22 @@ struct usb_irda_cs_descriptor {
  * 6 - 115200 bps
  * 7 - 576000 bps
  * 8 - 1.152 Mbps
- * 9 - 5 mbps
+ * 9 - 4 Mbps
  * 10..15 - Reserved
  */
 #define USB_IRDA_STATUS_LINK_SPEED	0x0f
 
+#define USB_IRDA_LS_NO_CHANGE		0
+#define USB_IRDA_LS_2400		1
+#define USB_IRDA_LS_9600		2
+#define USB_IRDA_LS_19200		3
+#define USB_IRDA_LS_38400		4
+#define USB_IRDA_LS_57600		5
+#define USB_IRDA_LS_115200		6
+#define USB_IRDA_LS_576000		7
+#define USB_IRDA_LS_1152000		8
+#define USB_IRDA_LS_4000000		9
+
 /* The following is a 4-bit value used only for
  * outbound header:
  *

include/net/cfg80211.h

@@ -2843,6 +2843,9 @@ struct cfg80211_pmk_conf {
  *
  * @start_radar_detection: Start radar detection in the driver.
  *
+ * @end_cac: End running CAC, probably because a related CAC
+ *	was finished on another phy.
+ *
  * @update_ft_ies: Provide updated Fast BSS Transition information to the
  *	driver. If the SME is in the driver/firmware, this information can be
  *	used in building Authentication and Reassociation Request frames.
@@ -3148,6 +3151,8 @@ struct cfg80211_ops {
 					 struct net_device *dev,
 					 struct cfg80211_chan_def *chandef,
 					 u32 cac_time_ms);
+	void	(*end_cac)(struct wiphy *wiphy,
+				struct net_device *dev);
 	int	(*update_ft_ies)(struct wiphy *wiphy, struct net_device *dev,
 				 struct cfg80211_update_ft_ies_params *ftie);
 	int	(*crit_proto_start)(struct wiphy *wiphy,

kernel/cgroup/cgroup.c

@@ -2888,8 +2888,6 @@ static int cgroup_apply_control_enable(struct cgroup *cgrp)
 		for_each_subsys(ss, ssid) {
 			struct cgroup_subsys_state *css = cgroup_css(dsct, ss);
 
-			WARN_ON_ONCE(css && percpu_ref_is_dying(&css->refcnt));
-
 			if (!(cgroup_ss_mask(dsct) & (1 << ss->id)))
 				continue;
 
@@ -2899,6 +2897,8 @@ static int cgroup_apply_control_enable(struct cgroup *cgrp)
 					return PTR_ERR(css);
 			}
 
+			WARN_ON_ONCE(percpu_ref_is_dying(&css->refcnt));
+
 			if (css_visible(css)) {
 				ret = css_populate_dir(css);
 				if (ret)
@@ -2934,11 +2934,11 @@ static void cgroup_apply_control_disable(struct cgroup *cgrp)
 		for_each_subsys(ss, ssid) {
 			struct cgroup_subsys_state *css = cgroup_css(dsct, ss);
 
-			WARN_ON_ONCE(css && percpu_ref_is_dying(&css->refcnt));
-
 			if (!css)
 				continue;
 
+			WARN_ON_ONCE(percpu_ref_is_dying(&css->refcnt));
+
 			if (css->parent &&
 			    !(cgroup_ss_mask(dsct) & (1 << ss->id))) {
 				kill_css(css);
@@ -3225,7 +3225,8 @@ static ssize_t cgroup_type_write(struct kernfs_open_file *of, char *buf,
 	if (strcmp(strstrip(buf), "threaded"))
 		return -EINVAL;
 
-	cgrp = cgroup_kn_lock_live(of->kn, false);
+	/* drain dying csses before we re-apply (threaded) subtree control */
+	cgrp = cgroup_kn_lock_live(of->kn, true);
 	if (!cgrp)
 		return -ENOENT;
 

mm/mempolicy.c

@@ -2728,6 +2728,9 @@ int mpol_parse_str(char *str, struct mempolicy **mpol)
 	char *flags = strchr(str, '=');
 	int err = 1;
 
+	if (flags)
+		*flags++ = '\0';	/* terminate mode string */
+
 	if (nodelist) {
 		/* NUL-terminate mode or flags string */
 		*nodelist++ = '\0';
@@ -2738,9 +2741,6 @@ int mpol_parse_str(char *str, struct mempolicy **mpol)
 	} else
 		nodes_clear(nodes);
 
-	if (flags)
-		*flags++ = '\0';	/* terminate mode string */
-
 	for (mode = 0; mode < MPOL_MAX; mode++) {
 		if (!strcmp(str, policy_modes[mode])) {
 			break;

net/bluetooth/hci_sock.c

@@ -826,6 +826,8 @@ static int hci_sock_release(struct socket *sock)
 	if (!sk)
 		return 0;
 
+	lock_sock(sk);
+
 	switch (hci_pi(sk)->channel) {
 	case HCI_CHANNEL_MONITOR:
 		atomic_dec(&monitor_promisc);
@@ -873,6 +875,7 @@ static int hci_sock_release(struct socket *sock)
 	skb_queue_purge(&sk->sk_receive_queue);
 	skb_queue_purge(&sk->sk_write_queue);
 
+	release_sock(sk);
 	sock_put(sk);
 	return 0;
 }

net/core/utils.c

@@ -419,6 +419,23 @@ void inet_proto_csum_replace4(__sum16 *sum, struct sk_buff *skb,
 }
 EXPORT_SYMBOL(inet_proto_csum_replace4);
 
+/**
+ * inet_proto_csum_replace16 - update layer 4 header checksum field
+ * @sum: Layer 4 header checksum field
+ * @skb: sk_buff for the packet
+ * @from: old IPv6 address
+ * @to: new IPv6 address
+ * @pseudohdr: True if layer 4 header checksum includes pseudoheader
+ *
+ * Update layer 4 header as per the update in IPv6 src/dst address.
+ *
+ * There is no need to update skb->csum in this function, because update in two
+ * fields a.) IPv6 src/dst address and b.) L4 header checksum cancels each other
+ * for skb->csum calculation. Whereas inet_proto_csum_replace4 function needs to
+ * update skb->csum, because update in 3 fields a.) IPv4 src/dst address,
+ * b.) IPv4 Header checksum and c.) L4 header checksum results in same diff as
+ * L4 Header checksum for skb->csum calculation.
+ */
 void inet_proto_csum_replace16(__sum16 *sum, struct sk_buff *skb,
 			       const __be32 *from, const __be32 *to,
 			       bool pseudohdr)
@@ -430,9 +447,6 @@ void inet_proto_csum_replace16(__sum16 *sum, struct sk_buff *skb,
 	if (skb->ip_summed != CHECKSUM_PARTIAL) {
 		*sum = csum_fold(csum_partial(diff, sizeof(diff),
 				 ~csum_unfold(*sum)));
-		if (skb->ip_summed == CHECKSUM_COMPLETE && pseudohdr)
-			skb->csum = ~csum_partial(diff, sizeof(diff),
-						  ~skb->csum);
 	} else if (pseudohdr)
 		*sum = ~csum_fold(csum_partial(diff, sizeof(diff),
 				  csum_unfold(*sum)));

net/ipv4/ip_vti.c

@@ -208,8 +208,17 @@ static netdev_tx_t vti_xmit(struct sk_buff *skb, struct net_device *dev,
 	int mtu;
 
 	if (!dst) {
-		dev->stats.tx_carrier_errors++;
-		goto tx_error_icmp;
+		struct rtable *rt;
+
+		fl->u.ip4.flowi4_oif = dev->ifindex;
+		fl->u.ip4.flowi4_flags |= FLOWI_FLAG_ANYSRC;
+		rt = __ip_route_output_key(dev_net(dev), &fl->u.ip4);
+		if (IS_ERR(rt)) {
+			dev->stats.tx_carrier_errors++;
+			goto tx_error_icmp;
+		}
+		dst = &rt->dst;
+		skb_dst_set(skb, dst);
 	}
 
 	dst_hold(dst);

net/ipv6/ip6_vti.c

@@ -453,8 +453,17 @@ vti6_xmit(struct sk_buff *skb, struct net_device *dev, struct flowi *fl)
 	int err = -1;
 	int mtu;
 
-	if (!dst)
-		goto tx_err_link_failure;
+	if (!dst) {
+		fl->u.ip6.flowi6_oif = dev->ifindex;
+		fl->u.ip6.flowi6_flags |= FLOWI_FLAG_ANYSRC;
+		dst = ip6_route_output(dev_net(dev), NULL, &fl->u.ip6);
+		if (dst->error) {
+			dst_release(dst);
+			dst = NULL;
+			goto tx_err_link_failure;
+		}
+		skb_dst_set(skb, dst);
+	}
 
 	dst_hold(dst);
 	dst = xfrm_lookup(t->net, dst, fl, NULL, 0);

net/mac80211/cfg.c

@@ -2800,6 +2800,28 @@ static int ieee80211_start_radar_detection(struct wiphy *wiphy,
 	return err;
 }
 
+static void ieee80211_end_cac(struct wiphy *wiphy,
+			      struct net_device *dev)
+{
+	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+	struct ieee80211_local *local = sdata->local;
+
+	mutex_lock(&local->mtx);
+	list_for_each_entry(sdata, &local->interfaces, list) {
+		/* it might be waiting for the local->mtx, but then
+		 * by the time it gets it, sdata->wdev.cac_started
+		 * will no longer be true
+		 */
+		cancel_delayed_work(&sdata->dfs_cac_timer_work);
+
+		if (sdata->wdev.cac_started) {
+			ieee80211_vif_release_channel(sdata);
+			sdata->wdev.cac_started = false;
+		}
+	}
+	mutex_unlock(&local->mtx);
+}
+
 static struct cfg80211_beacon_data *
 cfg80211_beacon_dup(struct cfg80211_beacon_data *beacon)
 {
@@ -3730,6 +3752,7 @@ const struct cfg80211_ops mac80211_config_ops = {
 #endif
 	.get_channel = ieee80211_cfg_get_channel,
 	.start_radar_detection = ieee80211_start_radar_detection,
+	.end_cac = ieee80211_end_cac,
 	.channel_switch = ieee80211_channel_switch,
 	.set_qos_map = ieee80211_set_qos_map,
 	.set_ap_chanwidth = ieee80211_set_ap_chanwidth,

net/mac80211/mesh_hwmp.c

@@ -326,6 +326,9 @@ static u32 airtime_link_metric_get(struct ieee80211_local *local,
 	unsigned long fail_avg =
 		ewma_mesh_fail_avg_read(&sta->mesh->fail_avg);
 
+	if (sta->mesh->plink_state != NL80211_PLINK_ESTAB)
+		return MAX_METRIC;
+
 	/* Try to get rate based on HW/SW RC algorithm.
 	 * Rate is returned in units of Kbps, correct this
 	 * to comply with airtime calculation units