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Date: Wed, 20 Apr 2022 09:21:45 +0200
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
torvalds@...ux-foundation.org, stable@...r.kernel.org
Cc: lwn@....net, jslaby@...e.cz,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: Linux 4.14.276
diff --git a/Documentation/process/stable-kernel-rules.rst b/Documentation/process/stable-kernel-rules.rst
index 36a2dded525b..09a269fb8aa2 100644
--- a/Documentation/process/stable-kernel-rules.rst
+++ b/Documentation/process/stable-kernel-rules.rst
@@ -171,7 +171,16 @@ Trees
- The finalized and tagged releases of all stable kernels can be found
in separate branches per version at:
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git
+ https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
+
+ - The release candidate of all stable kernel versions can be found at:
+
+ https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/
+
+ .. warning::
+ The -stable-rc tree is a snapshot in time of the stable-queue tree and
+ will change frequently, hence will be rebased often. It should only be
+ used for testing purposes (e.g. to be consumed by CI systems).
Review committee
diff --git a/Makefile b/Makefile
index cad522127bb9..ce295ec15975 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 4
PATCHLEVEL = 14
-SUBLEVEL = 275
+SUBLEVEL = 276
EXTRAVERSION =
NAME = Petit Gorille
diff --git a/arch/arm/boot/dts/bcm2837.dtsi b/arch/arm/boot/dts/bcm2837.dtsi
index d5d058a568c3..20407a5aafc8 100644
--- a/arch/arm/boot/dts/bcm2837.dtsi
+++ b/arch/arm/boot/dts/bcm2837.dtsi
@@ -32,12 +32,26 @@
#size-cells = <0>;
enable-method = "brcm,bcm2836-smp"; // for ARM 32-bit
+ /* Source for d/i-cache-line-size and d/i-cache-sets
+ * https://developer.arm.com/documentation/ddi0500/e/level-1-memory-system
+ * /about-the-l1-memory-system?lang=en
+ *
+ * Source for d/i-cache-size
+ * https://magpi.raspberrypi.com/articles/raspberry-pi-3-specs-benchmarks
+ */
cpu0: cpu@0 {
device_type = "cpu";
compatible = "arm,cortex-a53";
reg = <0>;
enable-method = "spin-table";
cpu-release-addr = <0x0 0x000000d8>;
+ d-cache-size = <0x8000>;
+ d-cache-line-size = <64>;
+ d-cache-sets = <128>; // 32KiB(size)/64(line-size)=512ways/4-way set
+ i-cache-size = <0x8000>;
+ i-cache-line-size = <64>;
+ i-cache-sets = <256>; // 32KiB(size)/64(line-size)=512ways/2-way set
+ next-level-cache = <&l2>;
};
cpu1: cpu@1 {
@@ -46,6 +60,13 @@
reg = <1>;
enable-method = "spin-table";
cpu-release-addr = <0x0 0x000000e0>;
+ d-cache-size = <0x8000>;
+ d-cache-line-size = <64>;
+ d-cache-sets = <128>; // 32KiB(size)/64(line-size)=512ways/4-way set
+ i-cache-size = <0x8000>;
+ i-cache-line-size = <64>;
+ i-cache-sets = <256>; // 32KiB(size)/64(line-size)=512ways/2-way set
+ next-level-cache = <&l2>;
};
cpu2: cpu@2 {
@@ -54,6 +75,13 @@
reg = <2>;
enable-method = "spin-table";
cpu-release-addr = <0x0 0x000000e8>;
+ d-cache-size = <0x8000>;
+ d-cache-line-size = <64>;
+ d-cache-sets = <128>; // 32KiB(size)/64(line-size)=512ways/4-way set
+ i-cache-size = <0x8000>;
+ i-cache-line-size = <64>;
+ i-cache-sets = <256>; // 32KiB(size)/64(line-size)=512ways/2-way set
+ next-level-cache = <&l2>;
};
cpu3: cpu@3 {
@@ -62,6 +90,27 @@
reg = <3>;
enable-method = "spin-table";
cpu-release-addr = <0x0 0x000000f0>;
+ d-cache-size = <0x8000>;
+ d-cache-line-size = <64>;
+ d-cache-sets = <128>; // 32KiB(size)/64(line-size)=512ways/4-way set
+ i-cache-size = <0x8000>;
+ i-cache-line-size = <64>;
+ i-cache-sets = <256>; // 32KiB(size)/64(line-size)=512ways/2-way set
+ next-level-cache = <&l2>;
+ };
+
+ /* Source for cache-line-size + cache-sets
+ * https://developer.arm.com/documentation/ddi0500
+ * /e/level-2-memory-system/about-the-l2-memory-system?lang=en
+ * Source for cache-size
+ * https://datasheets.raspberrypi.com/cm/cm1-and-cm3-datasheet.pdf
+ */
+ l2: l2-cache0 {
+ compatible = "cache";
+ cache-size = <0x80000>;
+ cache-line-size = <64>;
+ cache-sets = <512>; // 512KiB(size)/64(line-size)=8192ways/16-way set
+ cache-level = <2>;
};
};
};
diff --git a/arch/arm/boot/dts/exynos5250-pinctrl.dtsi b/arch/arm/boot/dts/exynos5250-pinctrl.dtsi
index 1fd122db18e6..48096768e33a 100644
--- a/arch/arm/boot/dts/exynos5250-pinctrl.dtsi
+++ b/arch/arm/boot/dts/exynos5250-pinctrl.dtsi
@@ -257,7 +257,7 @@
};
uart3_data: uart3-data {
- samsung,pins = "gpa1-4", "gpa1-4";
+ samsung,pins = "gpa1-4", "gpa1-5";
samsung,pin-function = <EXYNOS_PIN_FUNC_2>;
samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts
index 5065e6bf3778..a3c4b9e03fbf 100644
--- a/arch/arm/boot/dts/exynos5250-smdk5250.dts
+++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts
@@ -117,6 +117,9 @@
&hdmi {
hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>;
+ vdd-supply = <&ldo8_reg>;
+ vdd_osc-supply = <&ldo10_reg>;
+ vdd_pll-supply = <&ldo8_reg>;
};
&i2c_0 {
diff --git a/arch/arm/boot/dts/exynos5420-smdk5420.dts b/arch/arm/boot/dts/exynos5420-smdk5420.dts
index 08c8ab173e87..9bd317aee6a1 100644
--- a/arch/arm/boot/dts/exynos5420-smdk5420.dts
+++ b/arch/arm/boot/dts/exynos5420-smdk5420.dts
@@ -133,6 +133,9 @@
hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&hdmi_hpd_irq>;
+ vdd-supply = <&ldo6_reg>;
+ vdd_osc-supply = <&ldo7_reg>;
+ vdd_pll-supply = <&ldo6_reg>;
};
&hsi2c_4 {
diff --git a/arch/arm/boot/dts/qcom-ipq4019.dtsi b/arch/arm/boot/dts/qcom-ipq4019.dtsi
index 19156cbb6003..ed218425a059 100644
--- a/arch/arm/boot/dts/qcom-ipq4019.dtsi
+++ b/arch/arm/boot/dts/qcom-ipq4019.dtsi
@@ -93,7 +93,8 @@
clocks {
sleep_clk: sleep_clk {
compatible = "fixed-clock";
- clock-frequency = <32768>;
+ clock-frequency = <32000>;
+ clock-output-names = "gcc_sleep_clk_src";
#clock-cells = <0>;
};
diff --git a/arch/arm/boot/dts/qcom-msm8960.dtsi b/arch/arm/boot/dts/qcom-msm8960.dtsi
index 1733d8f40ab1..b256fda0f5ea 100644
--- a/arch/arm/boot/dts/qcom-msm8960.dtsi
+++ b/arch/arm/boot/dts/qcom-msm8960.dtsi
@@ -140,7 +140,9 @@
reg = <0x108000 0x1000>;
qcom,ipc = <&l2cc 0x8 2>;
- interrupts = <0 19 0>, <0 21 0>, <0 22 0>;
+ interrupts = <GIC_SPI 19 IRQ_TYPE_EDGE_RISING>,
+ <GIC_SPI 21 IRQ_TYPE_EDGE_RISING>,
+ <GIC_SPI 22 IRQ_TYPE_EDGE_RISING>;
interrupt-names = "ack", "err", "wakeup";
regulators {
@@ -186,7 +188,7 @@
compatible = "qcom,msm-uartdm-v1.3", "qcom,msm-uartdm";
reg = <0x16440000 0x1000>,
<0x16400000 0x1000>;
- interrupts = <0 154 0x0>;
+ interrupts = <GIC_SPI 154 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&gcc GSBI5_UART_CLK>, <&gcc GSBI5_H_CLK>;
clock-names = "core", "iface";
status = "disabled";
@@ -312,7 +314,7 @@
#address-cells = <1>;
#size-cells = <0>;
reg = <0x16080000 0x1000>;
- interrupts = <0 147 0>;
+ interrupts = <GIC_SPI 147 IRQ_TYPE_LEVEL_HIGH>;
spi-max-frequency = <24000000>;
cs-gpios = <&msmgpio 8 0>;
diff --git a/arch/arm/boot/dts/sama5d2.dtsi b/arch/arm/boot/dts/sama5d2.dtsi
index d6e3f975323d..4c9869750efd 100644
--- a/arch/arm/boot/dts/sama5d2.dtsi
+++ b/arch/arm/boot/dts/sama5d2.dtsi
@@ -1121,7 +1121,7 @@
pmecc: ecc-engine@...14070 {
compatible = "atmel,sama5d2-pmecc";
reg = <0xf8014070 0x490>,
- <0xf8014500 0x100>;
+ <0xf8014500 0x200>;
};
};
diff --git a/arch/arm/boot/dts/spear1340.dtsi b/arch/arm/boot/dts/spear1340.dtsi
index d4dbc4098653..cf1139973bda 100644
--- a/arch/arm/boot/dts/spear1340.dtsi
+++ b/arch/arm/boot/dts/spear1340.dtsi
@@ -142,9 +142,9 @@
reg = <0xb4100000 0x1000>;
interrupts = <0 105 0x4>;
status = "disabled";
- dmas = <&dwdma0 12 0 1>,
- <&dwdma0 13 1 0>;
- dma-names = "tx", "rx";
+ dmas = <&dwdma0 13 0 1>,
+ <&dwdma0 12 1 0>;
+ dma-names = "rx", "tx";
};
thermal@...008c4 {
diff --git a/arch/arm/boot/dts/spear13xx.dtsi b/arch/arm/boot/dts/spear13xx.dtsi
index 086b4b333249..06eb7245d93e 100644
--- a/arch/arm/boot/dts/spear13xx.dtsi
+++ b/arch/arm/boot/dts/spear13xx.dtsi
@@ -290,9 +290,9 @@
#size-cells = <0>;
interrupts = <0 31 0x4>;
status = "disabled";
- dmas = <&dwdma0 4 0 0>,
- <&dwdma0 5 0 0>;
- dma-names = "tx", "rx";
+ dmas = <&dwdma0 5 0 0>,
+ <&dwdma0 4 0 0>;
+ dma-names = "rx", "tx";
};
rtc@...80000 {
diff --git a/arch/arm/boot/dts/tegra20-tamonten.dtsi b/arch/arm/boot/dts/tegra20-tamonten.dtsi
index 4d69d67792d1..b919ca29bb78 100644
--- a/arch/arm/boot/dts/tegra20-tamonten.dtsi
+++ b/arch/arm/boot/dts/tegra20-tamonten.dtsi
@@ -183,8 +183,8 @@
};
conf_ata {
nvidia,pins = "ata", "atb", "atc", "atd", "ate",
- "cdev1", "cdev2", "dap1", "dtb", "gma",
- "gmb", "gmc", "gmd", "gme", "gpu7",
+ "cdev1", "cdev2", "dap1", "dtb", "dtf",
+ "gma", "gmb", "gmc", "gmd", "gme", "gpu7",
"gpv", "i2cp", "irrx", "irtx", "pta",
"rm", "slxa", "slxk", "spia", "spib",
"uac";
@@ -203,7 +203,7 @@
};
conf_crtp {
nvidia,pins = "crtp", "dap2", "dap3", "dap4",
- "dtc", "dte", "dtf", "gpu", "sdio1",
+ "dtc", "dte", "gpu", "sdio1",
"slxc", "slxd", "spdi", "spdo", "spig",
"uda";
nvidia,pull = <TEGRA_PIN_PULL_NONE>;
diff --git a/arch/arm/mach-davinci/board-da850-evm.c b/arch/arm/mach-davinci/board-da850-evm.c
index 686e7e6f2eb3..a29233da8e50 100644
--- a/arch/arm/mach-davinci/board-da850-evm.c
+++ b/arch/arm/mach-davinci/board-da850-evm.c
@@ -1035,11 +1035,13 @@ static int __init da850_evm_config_emac(void)
int ret;
u32 val;
struct davinci_soc_info *soc_info = &davinci_soc_info;
- u8 rmii_en = soc_info->emac_pdata->rmii_en;
+ u8 rmii_en;
if (!machine_is_davinci_da850_evm())
return 0;
+ rmii_en = soc_info->emac_pdata->rmii_en;
+
cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
val = __raw_readl(cfg_chip3_base);
diff --git a/arch/arm/mach-mmp/sram.c b/arch/arm/mach-mmp/sram.c
index bf5e64906e65..a41162dc4af4 100644
--- a/arch/arm/mach-mmp/sram.c
+++ b/arch/arm/mach-mmp/sram.c
@@ -75,6 +75,8 @@ static int sram_probe(struct platform_device *pdev)
if (!info)
return -ENOMEM;
+ platform_set_drvdata(pdev, info);
+
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (res == NULL) {
dev_err(&pdev->dev, "no memory resource defined\n");
@@ -110,8 +112,6 @@ static int sram_probe(struct platform_device *pdev)
list_add(&info->node, &sram_bank_list);
mutex_unlock(&sram_lock);
- platform_set_drvdata(pdev, info);
-
dev_info(&pdev->dev, "initialized\n");
return 0;
@@ -130,17 +130,19 @@ static int sram_remove(struct platform_device *pdev)
struct sram_bank_info *info;
info = platform_get_drvdata(pdev);
- if (info == NULL)
- return -ENODEV;
- mutex_lock(&sram_lock);
- list_del(&info->node);
- mutex_unlock(&sram_lock);
+ if (info->sram_size) {
+ mutex_lock(&sram_lock);
+ list_del(&info->node);
+ mutex_unlock(&sram_lock);
+
+ gen_pool_destroy(info->gpool);
+ iounmap(info->sram_virt);
+ kfree(info->pool_name);
+ }
- gen_pool_destroy(info->gpool);
- iounmap(info->sram_virt);
- kfree(info->pool_name);
kfree(info);
+
return 0;
}
diff --git a/arch/arm/mach-s3c24xx/mach-jive.c b/arch/arm/mach-s3c24xx/mach-jive.c
index 17821976f769..5de514940a9c 100644
--- a/arch/arm/mach-s3c24xx/mach-jive.c
+++ b/arch/arm/mach-s3c24xx/mach-jive.c
@@ -241,11 +241,11 @@ static int __init jive_mtdset(char *options)
unsigned long set;
if (options == NULL || options[0] == '\0')
- return 0;
+ return 1;
if (kstrtoul(options, 10, &set)) {
printk(KERN_ERR "failed to parse mtdset=%s\n", options);
- return 0;
+ return 1;
}
switch (set) {
@@ -260,7 +260,7 @@ static int __init jive_mtdset(char *options)
"using default.", set);
}
- return 0;
+ return 1;
}
/* parse the mtdset= option given to the kernel command line */
diff --git a/arch/arm64/boot/dts/broadcom/northstar2/ns2-svk.dts b/arch/arm64/boot/dts/broadcom/northstar2/ns2-svk.dts
index ec19fbf928a1..12a4b1c03390 100644
--- a/arch/arm64/boot/dts/broadcom/northstar2/ns2-svk.dts
+++ b/arch/arm64/boot/dts/broadcom/northstar2/ns2-svk.dts
@@ -111,8 +111,8 @@
compatible = "silabs,si3226x";
reg = <0>;
spi-max-frequency = <5000000>;
- spi-cpha = <1>;
- spi-cpol = <1>;
+ spi-cpha;
+ spi-cpol;
pl022,hierarchy = <0>;
pl022,interface = <0>;
pl022,slave-tx-disable = <0>;
@@ -135,8 +135,8 @@
at25,byte-len = <0x8000>;
at25,addr-mode = <2>;
at25,page-size = <64>;
- spi-cpha = <1>;
- spi-cpol = <1>;
+ spi-cpha;
+ spi-cpol;
pl022,hierarchy = <0>;
pl022,interface = <0>;
pl022,slave-tx-disable = <0>;
diff --git a/arch/arm64/boot/dts/broadcom/northstar2/ns2.dtsi b/arch/arm64/boot/dts/broadcom/northstar2/ns2.dtsi
index 05f82819ae2d..46676af48c31 100644
--- a/arch/arm64/boot/dts/broadcom/northstar2/ns2.dtsi
+++ b/arch/arm64/boot/dts/broadcom/northstar2/ns2.dtsi
@@ -687,7 +687,7 @@
};
};
- sata: ahci@...f2000 {
+ sata: sata@...f2000 {
compatible = "brcm,iproc-ahci", "generic-ahci";
reg = <0x663f2000 0x1000>;
dma-coherent;
diff --git a/arch/arm64/kernel/insn.c b/arch/arm64/kernel/insn.c
index 4381aa7b071d..8ac4f47cde33 100644
--- a/arch/arm64/kernel/insn.c
+++ b/arch/arm64/kernel/insn.c
@@ -233,8 +233,8 @@ static int __kprobes aarch64_insn_patch_text_cb(void *arg)
int i, ret = 0;
struct aarch64_insn_patch *pp = arg;
- /* The first CPU becomes master */
- if (atomic_inc_return(&pp->cpu_count) == 1) {
+ /* The last CPU becomes master */
+ if (atomic_inc_return(&pp->cpu_count) == num_online_cpus()) {
for (i = 0; ret == 0 && i < pp->insn_cnt; i++)
ret = aarch64_insn_patch_text_nosync(pp->text_addrs[i],
pp->new_insns[i]);
diff --git a/arch/arm64/kernel/module.lds b/arch/arm64/kernel/module.lds
index 09a0eef71d12..9371abe2f4c2 100644
--- a/arch/arm64/kernel/module.lds
+++ b/arch/arm64/kernel/module.lds
@@ -1,5 +1,5 @@
SECTIONS {
- .plt 0 (NOLOAD) : { BYTE(0) }
- .init.plt 0 (NOLOAD) : { BYTE(0) }
- .text.ftrace_trampoline 0 (NOLOAD) : { BYTE(0) }
+ .plt 0 : { BYTE(0) }
+ .init.plt 0 : { BYTE(0) }
+ .text.ftrace_trampoline 0 : { BYTE(0) }
}
diff --git a/arch/mips/dec/prom/Makefile b/arch/mips/dec/prom/Makefile
index ae73e42ac20b..4c369359cdab 100644
--- a/arch/mips/dec/prom/Makefile
+++ b/arch/mips/dec/prom/Makefile
@@ -5,4 +5,4 @@
lib-y += init.o memory.o cmdline.o identify.o console.o
-lib-$(CONFIG_32BIT) += locore.o
+lib-$(CONFIG_CPU_R3000) += locore.o
diff --git a/arch/mips/include/asm/dec/prom.h b/arch/mips/include/asm/dec/prom.h
index b59a2103b61a..09538ff5e924 100644
--- a/arch/mips/include/asm/dec/prom.h
+++ b/arch/mips/include/asm/dec/prom.h
@@ -47,16 +47,11 @@
*/
#define REX_PROM_MAGIC 0x30464354
-#ifdef CONFIG_64BIT
-
-#define prom_is_rex(magic) 1 /* KN04 and KN05 are REX PROMs. */
-
-#else /* !CONFIG_64BIT */
-
-#define prom_is_rex(magic) ((magic) == REX_PROM_MAGIC)
-
-#endif /* !CONFIG_64BIT */
-
+/* KN04 and KN05 are REX PROMs, so only do the check for R3k systems. */
+static inline bool prom_is_rex(u32 magic)
+{
+ return !IS_ENABLED(CONFIG_CPU_R3000) || magic == REX_PROM_MAGIC;
+}
/*
* 3MIN/MAXINE PROM entry points for DS5000/1xx's, DS5000/xx's and
diff --git a/arch/mips/include/asm/setup.h b/arch/mips/include/asm/setup.h
index d49d247d48a1..d48a5f18a267 100644
--- a/arch/mips/include/asm/setup.h
+++ b/arch/mips/include/asm/setup.h
@@ -14,7 +14,7 @@ static inline void setup_8250_early_printk_port(unsigned long base,
unsigned int reg_shift, unsigned int timeout) {}
#endif
-extern void set_handler(unsigned long offset, void *addr, unsigned long len);
+void set_handler(unsigned long offset, const void *addr, unsigned long len);
extern void set_uncached_handler(unsigned long offset, void *addr, unsigned long len);
typedef void (*vi_handler_t)(void);
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index 4a23d89e251c..abbc64788008 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -2017,19 +2017,19 @@ static void *set_vi_srs_handler(int n, vi_handler_t addr, int srs)
* If no shadow set is selected then use the default handler
* that does normal register saving and standard interrupt exit
*/
- extern char except_vec_vi, except_vec_vi_lui;
- extern char except_vec_vi_ori, except_vec_vi_end;
- extern char rollback_except_vec_vi;
- char *vec_start = using_rollback_handler() ?
- &rollback_except_vec_vi : &except_vec_vi;
+ extern const u8 except_vec_vi[], except_vec_vi_lui[];
+ extern const u8 except_vec_vi_ori[], except_vec_vi_end[];
+ extern const u8 rollback_except_vec_vi[];
+ const u8 *vec_start = using_rollback_handler() ?
+ rollback_except_vec_vi : except_vec_vi;
#if defined(CONFIG_CPU_MICROMIPS) || defined(CONFIG_CPU_BIG_ENDIAN)
- const int lui_offset = &except_vec_vi_lui - vec_start + 2;
- const int ori_offset = &except_vec_vi_ori - vec_start + 2;
+ const int lui_offset = except_vec_vi_lui - vec_start + 2;
+ const int ori_offset = except_vec_vi_ori - vec_start + 2;
#else
- const int lui_offset = &except_vec_vi_lui - vec_start;
- const int ori_offset = &except_vec_vi_ori - vec_start;
+ const int lui_offset = except_vec_vi_lui - vec_start;
+ const int ori_offset = except_vec_vi_ori - vec_start;
#endif
- const int handler_len = &except_vec_vi_end - vec_start;
+ const int handler_len = except_vec_vi_end - vec_start;
if (handler_len > VECTORSPACING) {
/*
@@ -2249,7 +2249,7 @@ void per_cpu_trap_init(bool is_boot_cpu)
}
/* Install CPU exception handler */
-void set_handler(unsigned long offset, void *addr, unsigned long size)
+void set_handler(unsigned long offset, const void *addr, unsigned long size)
{
#ifdef CONFIG_CPU_MICROMIPS
memcpy((void *)(ebase + offset), ((unsigned char *)addr - 1), size);
diff --git a/arch/mips/rb532/devices.c b/arch/mips/rb532/devices.c
index 32ea3e6731d6..ea500873f023 100644
--- a/arch/mips/rb532/devices.c
+++ b/arch/mips/rb532/devices.c
@@ -313,11 +313,9 @@ static int __init plat_setup_devices(void)
static int __init setup_kmac(char *s)
{
printk(KERN_INFO "korina mac = %s\n", s);
- if (!mac_pton(s, korina_dev0_data.mac)) {
+ if (!mac_pton(s, korina_dev0_data.mac))
printk(KERN_ERR "Invalid mac\n");
- return -EINVAL;
- }
- return 0;
+ return 1;
}
__setup("kmac=", setup_kmac);
diff --git a/arch/powerpc/boot/dts/fsl/t104xrdb.dtsi b/arch/powerpc/boot/dts/fsl/t104xrdb.dtsi
index 5fdddbd2a62b..b0a9beab1c26 100644
--- a/arch/powerpc/boot/dts/fsl/t104xrdb.dtsi
+++ b/arch/powerpc/boot/dts/fsl/t104xrdb.dtsi
@@ -139,12 +139,12 @@
fman@...000 {
ethernet@...00 {
phy-handle = <&phy_rgmii_0>;
- phy-connection-type = "rgmii";
+ phy-connection-type = "rgmii-id";
};
ethernet@...00 {
phy-handle = <&phy_rgmii_1>;
- phy-connection-type = "rgmii";
+ phy-connection-type = "rgmii-id";
};
mdio0: mdio@...00 {
diff --git a/arch/powerpc/kernel/machine_kexec.c b/arch/powerpc/kernel/machine_kexec.c
index cb4d6cd949fc..101b0fb7a80e 100644
--- a/arch/powerpc/kernel/machine_kexec.c
+++ b/arch/powerpc/kernel/machine_kexec.c
@@ -145,11 +145,18 @@ void __init reserve_crashkernel(void)
if (!crashk_res.start) {
#ifdef CONFIG_PPC64
/*
- * On 64bit we split the RMO in half but cap it at half of
- * a small SLB (128MB) since the crash kernel needs to place
- * itself and some stacks to be in the first segment.
+ * On the LPAR platform place the crash kernel to mid of
+ * RMA size (512MB or more) to ensure the crash kernel
+ * gets enough space to place itself and some stack to be
+ * in the first segment. At the same time normal kernel
+ * also get enough space to allocate memory for essential
+ * system resource in the first segment. Keep the crash
+ * kernel starts at 128MB offset on other platforms.
*/
- crashk_res.start = min(0x8000000ULL, (ppc64_rma_size / 2));
+ if (firmware_has_feature(FW_FEATURE_LPAR))
+ crashk_res.start = ppc64_rma_size / 2;
+ else
+ crashk_res.start = min(0x8000000ULL, (ppc64_rma_size / 2));
#else
crashk_res.start = KDUMP_KERNELBASE;
#endif
diff --git a/arch/powerpc/kernel/rtas.c b/arch/powerpc/kernel/rtas.c
index 55b266d7afe1..912e7f69266e 100644
--- a/arch/powerpc/kernel/rtas.c
+++ b/arch/powerpc/kernel/rtas.c
@@ -1356,6 +1356,12 @@ int __init early_init_dt_scan_rtas(unsigned long node,
entryp = of_get_flat_dt_prop(node, "linux,rtas-entry", NULL);
sizep = of_get_flat_dt_prop(node, "rtas-size", NULL);
+#ifdef CONFIG_PPC64
+ /* need this feature to decide the crashkernel offset */
+ if (of_get_flat_dt_prop(node, "ibm,hypertas-functions", NULL))
+ powerpc_firmware_features |= FW_FEATURE_LPAR;
+#endif
+
if (basep && entryp && sizep) {
rtas.base = *basep;
rtas.entry = *entryp;
diff --git a/arch/powerpc/lib/sstep.c b/arch/powerpc/lib/sstep.c
index eb3f7237d09a..e9bfd9751246 100644
--- a/arch/powerpc/lib/sstep.c
+++ b/arch/powerpc/lib/sstep.c
@@ -908,7 +908,10 @@ NOKPROBE_SYMBOL(emulate_dcbz);
#define __put_user_asmx(x, addr, err, op, cr) \
__asm__ __volatile__( \
+ ".machine push\n" \
+ ".machine power8\n" \
"1: " op " %2,0,%3\n" \
+ ".machine pop\n" \
" mfcr %1\n" \
"2:\n" \
".section .fixup,\"ax\"\n" \
@@ -921,7 +924,10 @@ NOKPROBE_SYMBOL(emulate_dcbz);
#define __get_user_asmx(x, addr, err, op) \
__asm__ __volatile__( \
+ ".machine push\n" \
+ ".machine power8\n" \
"1: "op" %1,0,%2\n" \
+ ".machine pop\n" \
"2:\n" \
".section .fixup,\"ax\"\n" \
"3: li %0,%3\n" \
@@ -2776,7 +2782,7 @@ int emulate_loadstore(struct pt_regs *regs, struct instruction_op *op)
__put_user_asmx(op->val, ea, err, "stbcx.", cr);
break;
case 2:
- __put_user_asmx(op->val, ea, err, "stbcx.", cr);
+ __put_user_asmx(op->val, ea, err, "sthcx.", cr);
break;
#endif
case 4:
diff --git a/arch/powerpc/sysdev/fsl_gtm.c b/arch/powerpc/sysdev/fsl_gtm.c
index d902306f4718..42fe959f6fc2 100644
--- a/arch/powerpc/sysdev/fsl_gtm.c
+++ b/arch/powerpc/sysdev/fsl_gtm.c
@@ -90,7 +90,7 @@ static LIST_HEAD(gtms);
*/
struct gtm_timer *gtm_get_timer16(void)
{
- struct gtm *gtm = NULL;
+ struct gtm *gtm;
int i;
list_for_each_entry(gtm, >ms, list_node) {
@@ -107,7 +107,7 @@ struct gtm_timer *gtm_get_timer16(void)
spin_unlock_irq(>m->lock);
}
- if (gtm)
+ if (!list_empty(>ms))
return ERR_PTR(-EBUSY);
return ERR_PTR(-ENODEV);
}
diff --git a/arch/x86/events/intel/pt.c b/arch/x86/events/intel/pt.c
index 990ca9614b23..ad273bba5126 100644
--- a/arch/x86/events/intel/pt.c
+++ b/arch/x86/events/intel/pt.c
@@ -460,7 +460,7 @@ static u64 pt_config_filters(struct perf_event *event)
pt->filters.filter[range].msr_b = filter->msr_b;
}
- rtit_ctl |= filter->config << pt_address_ranges[range].reg_off;
+ rtit_ctl |= (u64)filter->config << pt_address_ranges[range].reg_off;
}
return rtit_ctl;
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 23d3329e1c73..c5f2a72343e3 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -1682,11 +1682,6 @@ static int __load_segment_descriptor(struct x86_emulate_ctxt *ctxt,
goto exception;
}
- if (!seg_desc.p) {
- err_vec = (seg == VCPU_SREG_SS) ? SS_VECTOR : NP_VECTOR;
- goto exception;
- }
-
dpl = seg_desc.dpl;
switch (seg) {
@@ -1726,6 +1721,10 @@ static int __load_segment_descriptor(struct x86_emulate_ctxt *ctxt,
case VCPU_SREG_TR:
if (seg_desc.s || (seg_desc.type != 1 && seg_desc.type != 9))
goto exception;
+ if (!seg_desc.p) {
+ err_vec = NP_VECTOR;
+ goto exception;
+ }
old_desc = seg_desc;
seg_desc.type |= 2; /* busy */
ret = ctxt->ops->cmpxchg_emulated(ctxt, desc_addr, &old_desc, &seg_desc,
@@ -1750,6 +1749,11 @@ static int __load_segment_descriptor(struct x86_emulate_ctxt *ctxt,
break;
}
+ if (!seg_desc.p) {
+ err_vec = (seg == VCPU_SREG_SS) ? SS_VECTOR : NP_VECTOR;
+ goto exception;
+ }
+
if (seg_desc.s) {
/* mark segment as accessed */
if (!(seg_desc.type & 1)) {
diff --git a/arch/x86/kvm/hyperv.c b/arch/x86/kvm/hyperv.c
index 2fba82b06c2d..5497eeef4e70 100644
--- a/arch/x86/kvm/hyperv.c
+++ b/arch/x86/kvm/hyperv.c
@@ -260,6 +260,9 @@ static int synic_set_msr(struct kvm_vcpu_hv_synic *synic,
case HV_X64_MSR_EOM: {
int i;
+ if (!synic->active)
+ break;
+
for (i = 0; i < ARRAY_SIZE(synic->sint); i++)
kvm_hv_notify_acked_sint(vcpu, i);
break;
@@ -520,6 +523,12 @@ static int stimer_start(struct kvm_vcpu_hv_stimer *stimer)
static int stimer_set_config(struct kvm_vcpu_hv_stimer *stimer, u64 config,
bool host)
{
+ struct kvm_vcpu *vcpu = stimer_to_vcpu(stimer);
+ struct kvm_vcpu_hv_synic *synic = vcpu_to_synic(vcpu);
+
+ if (!synic->active && (!host || config))
+ return 1;
+
trace_kvm_hv_stimer_set_config(stimer_to_vcpu(stimer)->vcpu_id,
stimer->index, config, host);
@@ -534,6 +543,12 @@ static int stimer_set_config(struct kvm_vcpu_hv_stimer *stimer, u64 config,
static int stimer_set_count(struct kvm_vcpu_hv_stimer *stimer, u64 count,
bool host)
{
+ struct kvm_vcpu *vcpu = stimer_to_vcpu(stimer);
+ struct kvm_vcpu_hv_synic *synic = vcpu_to_synic(vcpu);
+
+ if (!synic->active && (!host || count))
+ return 1;
+
trace_kvm_hv_stimer_set_count(stimer_to_vcpu(stimer)->vcpu_id,
stimer->index, count, host);
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index d4fdf0e52144..99b3fa3a29bf 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -1929,10 +1929,7 @@ void kvm_set_lapic_tscdeadline_msr(struct kvm_vcpu *vcpu, u64 data)
void kvm_lapic_set_tpr(struct kvm_vcpu *vcpu, unsigned long cr8)
{
- struct kvm_lapic *apic = vcpu->arch.apic;
-
- apic_set_tpr(apic, ((cr8 & 0x0f) << 4)
- | (kvm_lapic_get_reg(apic, APIC_TASKPRI) & 4));
+ apic_set_tpr(vcpu->arch.apic, (cr8 & 0x0f) << 4);
}
u64 kvm_lapic_get_cr8(struct kvm_vcpu *vcpu)
diff --git a/arch/x86/kvm/pmu_amd.c b/arch/x86/kvm/pmu_amd.c
index cd944435dfbd..e0473c72062e 100644
--- a/arch/x86/kvm/pmu_amd.c
+++ b/arch/x86/kvm/pmu_amd.c
@@ -139,12 +139,10 @@ static int amd_pmu_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
/* MSR_K7_EVNTSELn */
pmc = get_gp_pmc(pmu, msr, MSR_K7_EVNTSEL0);
if (pmc) {
- if (data == pmc->eventsel)
- return 0;
- if (!(data & pmu->reserved_bits)) {
+ data &= ~pmu->reserved_bits;
+ if (data != pmc->eventsel)
reprogram_gp_counter(pmc, data);
- return 0;
- }
+ return 0;
}
return 1;
diff --git a/arch/x86/power/cpu.c b/arch/x86/power/cpu.c
index 3aa3149df07f..e00b8c36ab72 100644
--- a/arch/x86/power/cpu.c
+++ b/arch/x86/power/cpu.c
@@ -41,7 +41,8 @@ static void msr_save_context(struct saved_context *ctxt)
struct saved_msr *end = msr + ctxt->saved_msrs.num;
while (msr < end) {
- msr->valid = !rdmsrl_safe(msr->info.msr_no, &msr->info.reg.q);
+ if (msr->valid)
+ rdmsrl(msr->info.msr_no, msr->info.reg.q);
msr++;
}
}
@@ -426,8 +427,10 @@ static int msr_build_context(const u32 *msr_id, const int num)
}
for (i = saved_msrs->num, j = 0; i < total_num; i++, j++) {
+ u64 dummy;
+
msr_array[i].info.msr_no = msr_id[j];
- msr_array[i].valid = false;
+ msr_array[i].valid = !rdmsrl_safe(msr_id[j], &dummy);
msr_array[i].info.reg.q = 0;
}
saved_msrs->num = total_num;
@@ -514,10 +517,24 @@ static int pm_cpu_check(const struct x86_cpu_id *c)
return ret;
}
+static void pm_save_spec_msr(void)
+{
+ u32 spec_msr_id[] = {
+ MSR_IA32_SPEC_CTRL,
+ MSR_IA32_TSX_CTRL,
+ MSR_TSX_FORCE_ABORT,
+ MSR_IA32_MCU_OPT_CTRL,
+ MSR_AMD64_LS_CFG,
+ };
+
+ msr_build_context(spec_msr_id, ARRAY_SIZE(spec_msr_id));
+}
+
static int pm_check_save_msr(void)
{
dmi_check_system(msr_save_dmi_table);
pm_cpu_check(msr_save_cpu_table);
+ pm_save_spec_msr();
return 0;
}
diff --git a/arch/x86/xen/pmu.c b/arch/x86/xen/pmu.c
index 95997e6c0696..9813298ba57d 100644
--- a/arch/x86/xen/pmu.c
+++ b/arch/x86/xen/pmu.c
@@ -505,10 +505,7 @@ irqreturn_t xen_pmu_irq_handler(int irq, void *dev_id)
return ret;
}
-bool is_xen_pmu(int cpu)
-{
- return (get_xenpmu_data() != NULL);
-}
+bool is_xen_pmu;
void xen_pmu_init(int cpu)
{
@@ -519,7 +516,7 @@ void xen_pmu_init(int cpu)
BUILD_BUG_ON(sizeof(struct xen_pmu_data) > PAGE_SIZE);
- if (xen_hvm_domain())
+ if (xen_hvm_domain() || (cpu != 0 && !is_xen_pmu))
return;
xenpmu_data = (struct xen_pmu_data *)get_zeroed_page(GFP_KERNEL);
@@ -540,7 +537,8 @@ void xen_pmu_init(int cpu)
per_cpu(xenpmu_shared, cpu).xenpmu_data = xenpmu_data;
per_cpu(xenpmu_shared, cpu).flags = 0;
- if (cpu == 0) {
+ if (!is_xen_pmu) {
+ is_xen_pmu = true;
perf_register_guest_info_callbacks(&xen_guest_cbs);
xen_pmu_arch_init();
}
diff --git a/arch/x86/xen/pmu.h b/arch/x86/xen/pmu.h
index 0e83a160589b..65c58894fc79 100644
--- a/arch/x86/xen/pmu.h
+++ b/arch/x86/xen/pmu.h
@@ -4,6 +4,8 @@
#include <xen/interface/xenpmu.h>
+extern bool is_xen_pmu;
+
irqreturn_t xen_pmu_irq_handler(int irq, void *dev_id);
#ifdef CONFIG_XEN_HAVE_VPMU
void xen_pmu_init(int cpu);
@@ -12,7 +14,6 @@ void xen_pmu_finish(int cpu);
static inline void xen_pmu_init(int cpu) {}
static inline void xen_pmu_finish(int cpu) {}
#endif
-bool is_xen_pmu(int cpu);
bool pmu_msr_read(unsigned int msr, uint64_t *val, int *err);
bool pmu_msr_write(unsigned int msr, uint32_t low, uint32_t high, int *err);
int pmu_apic_update(uint32_t reg);
diff --git a/arch/x86/xen/smp_pv.c b/arch/x86/xen/smp_pv.c
index f779d2a5b04c..54ffe4ddf9f9 100644
--- a/arch/x86/xen/smp_pv.c
+++ b/arch/x86/xen/smp_pv.c
@@ -126,7 +126,7 @@ int xen_smp_intr_init_pv(unsigned int cpu)
per_cpu(xen_irq_work, cpu).irq = rc;
per_cpu(xen_irq_work, cpu).name = callfunc_name;
- if (is_xen_pmu(cpu)) {
+ if (is_xen_pmu) {
pmu_name = kasprintf(GFP_KERNEL, "pmu%d", cpu);
rc = bind_virq_to_irqhandler(VIRQ_XENPMU, cpu,
xen_pmu_irq_handler,
diff --git a/arch/xtensa/boot/dts/xtfpga-flash-128m.dtsi b/arch/xtensa/boot/dts/xtfpga-flash-128m.dtsi
index 9bf8bad1dd18..c33932568aa7 100644
--- a/arch/xtensa/boot/dts/xtfpga-flash-128m.dtsi
+++ b/arch/xtensa/boot/dts/xtfpga-flash-128m.dtsi
@@ -8,19 +8,19 @@
reg = <0x00000000 0x08000000>;
bank-width = <2>;
device-width = <2>;
- partition@0x0 {
+ partition@0 {
label = "data";
reg = <0x00000000 0x06000000>;
};
- partition@...000000 {
+ partition@...0000 {
label = "boot loader area";
reg = <0x06000000 0x00800000>;
};
- partition@...800000 {
+ partition@...0000 {
label = "kernel image";
reg = <0x06800000 0x017e0000>;
};
- partition@...fe0000 {
+ partition@...0000 {
label = "boot environment";
reg = <0x07fe0000 0x00020000>;
};
diff --git a/arch/xtensa/boot/dts/xtfpga-flash-16m.dtsi b/arch/xtensa/boot/dts/xtfpga-flash-16m.dtsi
index 40c2f81f7cb6..7bde2ab2d6fb 100644
--- a/arch/xtensa/boot/dts/xtfpga-flash-16m.dtsi
+++ b/arch/xtensa/boot/dts/xtfpga-flash-16m.dtsi
@@ -8,19 +8,19 @@
reg = <0x08000000 0x01000000>;
bank-width = <2>;
device-width = <2>;
- partition@0x0 {
+ partition@0 {
label = "boot loader area";
reg = <0x00000000 0x00400000>;
};
- partition@...00000 {
+ partition@...000 {
label = "kernel image";
reg = <0x00400000 0x00600000>;
};
- partition@...00000 {
+ partition@...000 {
label = "data";
reg = <0x00a00000 0x005e0000>;
};
- partition@...e0000 {
+ partition@...000 {
label = "boot environment";
reg = <0x00fe0000 0x00020000>;
};
diff --git a/arch/xtensa/boot/dts/xtfpga-flash-4m.dtsi b/arch/xtensa/boot/dts/xtfpga-flash-4m.dtsi
index fb8d3a9f33c2..0655b868749a 100644
--- a/arch/xtensa/boot/dts/xtfpga-flash-4m.dtsi
+++ b/arch/xtensa/boot/dts/xtfpga-flash-4m.dtsi
@@ -8,11 +8,11 @@
reg = <0x08000000 0x00400000>;
bank-width = <2>;
device-width = <2>;
- partition@0x0 {
+ partition@0 {
label = "boot loader area";
reg = <0x00000000 0x003f0000>;
};
- partition@...f0000 {
+ partition@...000 {
label = "boot environment";
reg = <0x003f0000 0x00010000>;
};
diff --git a/crypto/authenc.c b/crypto/authenc.c
index 053287dfad65..533e811a0899 100644
--- a/crypto/authenc.c
+++ b/crypto/authenc.c
@@ -268,7 +268,7 @@ static int crypto_authenc_decrypt_tail(struct aead_request *req,
dst = scatterwalk_ffwd(areq_ctx->dst, req->dst, req->assoclen);
skcipher_request_set_tfm(skreq, ctx->enc);
- skcipher_request_set_callback(skreq, aead_request_flags(req),
+ skcipher_request_set_callback(skreq, flags,
req->base.complete, req->base.data);
skcipher_request_set_crypt(skreq, src, dst,
req->cryptlen - authsize, req->iv);
diff --git a/drivers/acpi/acpica/nswalk.c b/drivers/acpi/acpica/nswalk.c
index 6b6e6f498cff..129fc61f14c4 100644
--- a/drivers/acpi/acpica/nswalk.c
+++ b/drivers/acpi/acpica/nswalk.c
@@ -203,6 +203,9 @@ acpi_ns_walk_namespace(acpi_object_type type,
if (start_node == ACPI_ROOT_OBJECT) {
start_node = acpi_gbl_root_node;
+ if (!start_node) {
+ return_ACPI_STATUS(AE_NO_NAMESPACE);
+ }
}
/* Null child means "get first node" */
diff --git a/drivers/acpi/apei/bert.c b/drivers/acpi/apei/bert.c
index 12771fcf0417..d2212e092c50 100644
--- a/drivers/acpi/apei/bert.c
+++ b/drivers/acpi/apei/bert.c
@@ -31,6 +31,7 @@
#undef pr_fmt
#define pr_fmt(fmt) "BERT: " fmt
+#define ACPI_BERT_PRINT_MAX_LEN 1024
static int bert_disable;
@@ -59,8 +60,11 @@ static void __init bert_print_all(struct acpi_bert_region *region,
}
pr_info_once("Error records from previous boot:\n");
-
- cper_estatus_print(KERN_INFO HW_ERR, estatus);
+ if (region_len < ACPI_BERT_PRINT_MAX_LEN)
+ cper_estatus_print(KERN_INFO HW_ERR, estatus);
+ else
+ pr_info_once("Max print length exceeded, table data is available at:\n"
+ "/sys/firmware/acpi/tables/data/BERT");
/*
* Because the boot error source is "one-time polled" type,
@@ -82,7 +86,7 @@ static int __init setup_bert_disable(char *str)
{
bert_disable = 1;
- return 0;
+ return 1;
}
__setup("bert_disable", setup_bert_disable);
diff --git a/drivers/acpi/apei/erst.c b/drivers/acpi/apei/erst.c
index 5b149d2d52f4..575c63260fc8 100644
--- a/drivers/acpi/apei/erst.c
+++ b/drivers/acpi/apei/erst.c
@@ -898,7 +898,7 @@ EXPORT_SYMBOL_GPL(erst_clear);
static int __init setup_erst_disable(char *str)
{
erst_disable = 1;
- return 0;
+ return 1;
}
__setup("erst_disable", setup_erst_disable);
diff --git a/drivers/acpi/apei/hest.c b/drivers/acpi/apei/hest.c
index 9cb74115a43d..3af53ae1f276 100644
--- a/drivers/acpi/apei/hest.c
+++ b/drivers/acpi/apei/hest.c
@@ -214,7 +214,7 @@ static int __init hest_ghes_dev_register(unsigned int ghes_count)
static int __init setup_hest_disable(char *str)
{
hest_disable = HEST_DISABLED;
- return 0;
+ return 1;
}
__setup("hest_disable", setup_hest_disable);
diff --git a/drivers/acpi/cppc_acpi.c b/drivers/acpi/cppc_acpi.c
index 5b2e58cbeb35..54ec4e191a8e 100644
--- a/drivers/acpi/cppc_acpi.c
+++ b/drivers/acpi/cppc_acpi.c
@@ -678,6 +678,11 @@ int acpi_cppc_processor_probe(struct acpi_processor *pr)
cpc_obj = &out_obj->package.elements[0];
if (cpc_obj->type == ACPI_TYPE_INTEGER) {
num_ent = cpc_obj->integer.value;
+ if (num_ent <= 1) {
+ pr_debug("Unexpected _CPC NumEntries value (%d) for CPU:%d\n",
+ num_ent, pr->id);
+ goto out_free;
+ }
} else {
pr_debug("Unexpected entry type(%d) for NumEntries\n",
cpc_obj->type);
diff --git a/drivers/acpi/property.c b/drivers/acpi/property.c
index da39117032df..94e1cac3997d 100644
--- a/drivers/acpi/property.c
+++ b/drivers/acpi/property.c
@@ -601,7 +601,7 @@ int __acpi_node_get_property_reference(const struct fwnode_handle *fwnode,
*/
if (obj->type == ACPI_TYPE_LOCAL_REFERENCE) {
if (index)
- return -EINVAL;
+ return -ENOENT;
ret = acpi_bus_get_device(obj->reference.handle, &device);
if (ret)
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 791374199e22..d3a7b3bb5043 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -4588,6 +4588,9 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
ATA_HORKAGE_ZERO_AFTER_TRIM, },
{ "Crucial_CT*MX100*", "MU01", ATA_HORKAGE_NO_NCQ_TRIM |
ATA_HORKAGE_ZERO_AFTER_TRIM, },
+ { "Samsung SSD 840 EVO*", NULL, ATA_HORKAGE_NO_NCQ_TRIM |
+ ATA_HORKAGE_NO_DMA_LOG |
+ ATA_HORKAGE_ZERO_AFTER_TRIM, },
{ "Samsung SSD 840*", NULL, ATA_HORKAGE_NO_NCQ_TRIM |
ATA_HORKAGE_ZERO_AFTER_TRIM, },
{ "Samsung SSD 850*", NULL, ATA_HORKAGE_NO_NCQ_TRIM |
diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c
index 4fd49d55bc3e..3d51e457a4cd 100644
--- a/drivers/base/power/main.c
+++ b/drivers/base/power/main.c
@@ -1901,7 +1901,9 @@ static bool pm_ops_is_empty(const struct dev_pm_ops *ops)
void device_pm_check_callbacks(struct device *dev)
{
- spin_lock_irq(&dev->power.lock);
+ unsigned long flags;
+
+ spin_lock_irqsave(&dev->power.lock, flags);
dev->power.no_pm_callbacks =
(!dev->bus || (pm_ops_is_empty(dev->bus->pm) &&
!dev->bus->suspend && !dev->bus->resume)) &&
@@ -1911,5 +1913,5 @@ void device_pm_check_callbacks(struct device *dev)
(!dev->pm_domain || pm_ops_is_empty(&dev->pm_domain->ops)) &&
(!dev->driver || (pm_ops_is_empty(dev->driver->pm) &&
!dev->driver->suspend && !dev->driver->resume));
- spin_unlock_irq(&dev->power.lock);
+ spin_unlock_irqrestore(&dev->power.lock, flags);
}
diff --git a/drivers/block/drbd/drbd_int.h b/drivers/block/drbd/drbd_int.h
index 7e8589ce631c..204b4a84bdbb 100644
--- a/drivers/block/drbd/drbd_int.h
+++ b/drivers/block/drbd/drbd_int.h
@@ -1690,22 +1690,22 @@ struct sib_info {
};
void drbd_bcast_event(struct drbd_device *device, const struct sib_info *sib);
-extern void notify_resource_state(struct sk_buff *,
+extern int notify_resource_state(struct sk_buff *,
unsigned int,
struct drbd_resource *,
struct resource_info *,
enum drbd_notification_type);
-extern void notify_device_state(struct sk_buff *,
+extern int notify_device_state(struct sk_buff *,
unsigned int,
struct drbd_device *,
struct device_info *,
enum drbd_notification_type);
-extern void notify_connection_state(struct sk_buff *,
+extern int notify_connection_state(struct sk_buff *,
unsigned int,
struct drbd_connection *,
struct connection_info *,
enum drbd_notification_type);
-extern void notify_peer_device_state(struct sk_buff *,
+extern int notify_peer_device_state(struct sk_buff *,
unsigned int,
struct drbd_peer_device *,
struct peer_device_info *,
diff --git a/drivers/block/drbd/drbd_nl.c b/drivers/block/drbd/drbd_nl.c
index 31d7fe4480af..5543876ec0e2 100644
--- a/drivers/block/drbd/drbd_nl.c
+++ b/drivers/block/drbd/drbd_nl.c
@@ -4598,7 +4598,7 @@ static int nla_put_notification_header(struct sk_buff *msg,
return drbd_notification_header_to_skb(msg, &nh, true);
}
-void notify_resource_state(struct sk_buff *skb,
+int notify_resource_state(struct sk_buff *skb,
unsigned int seq,
struct drbd_resource *resource,
struct resource_info *resource_info,
@@ -4640,16 +4640,17 @@ void notify_resource_state(struct sk_buff *skb,
if (err && err != -ESRCH)
goto failed;
}
- return;
+ return 0;
nla_put_failure:
nlmsg_free(skb);
failed:
drbd_err(resource, "Error %d while broadcasting event. Event seq:%u\n",
err, seq);
+ return err;
}
-void notify_device_state(struct sk_buff *skb,
+int notify_device_state(struct sk_buff *skb,
unsigned int seq,
struct drbd_device *device,
struct device_info *device_info,
@@ -4689,16 +4690,17 @@ void notify_device_state(struct sk_buff *skb,
if (err && err != -ESRCH)
goto failed;
}
- return;
+ return 0;
nla_put_failure:
nlmsg_free(skb);
failed:
drbd_err(device, "Error %d while broadcasting event. Event seq:%u\n",
err, seq);
+ return err;
}
-void notify_connection_state(struct sk_buff *skb,
+int notify_connection_state(struct sk_buff *skb,
unsigned int seq,
struct drbd_connection *connection,
struct connection_info *connection_info,
@@ -4738,16 +4740,17 @@ void notify_connection_state(struct sk_buff *skb,
if (err && err != -ESRCH)
goto failed;
}
- return;
+ return 0;
nla_put_failure:
nlmsg_free(skb);
failed:
drbd_err(connection, "Error %d while broadcasting event. Event seq:%u\n",
err, seq);
+ return err;
}
-void notify_peer_device_state(struct sk_buff *skb,
+int notify_peer_device_state(struct sk_buff *skb,
unsigned int seq,
struct drbd_peer_device *peer_device,
struct peer_device_info *peer_device_info,
@@ -4788,13 +4791,14 @@ void notify_peer_device_state(struct sk_buff *skb,
if (err && err != -ESRCH)
goto failed;
}
- return;
+ return 0;
nla_put_failure:
nlmsg_free(skb);
failed:
drbd_err(peer_device, "Error %d while broadcasting event. Event seq:%u\n",
err, seq);
+ return err;
}
void notify_helper(enum drbd_notification_type type,
@@ -4845,7 +4849,7 @@ void notify_helper(enum drbd_notification_type type,
err, seq);
}
-static void notify_initial_state_done(struct sk_buff *skb, unsigned int seq)
+static int notify_initial_state_done(struct sk_buff *skb, unsigned int seq)
{
struct drbd_genlmsghdr *dh;
int err;
@@ -4859,11 +4863,12 @@ static void notify_initial_state_done(struct sk_buff *skb, unsigned int seq)
if (nla_put_notification_header(skb, NOTIFY_EXISTS))
goto nla_put_failure;
genlmsg_end(skb, dh);
- return;
+ return 0;
nla_put_failure:
nlmsg_free(skb);
pr_err("Error %d sending event. Event seq:%u\n", err, seq);
+ return err;
}
static void free_state_changes(struct list_head *list)
@@ -4890,6 +4895,7 @@ static int get_initial_state(struct sk_buff *skb, struct netlink_callback *cb)
unsigned int seq = cb->args[2];
unsigned int n;
enum drbd_notification_type flags = 0;
+ int err = 0;
/* There is no need for taking notification_mutex here: it doesn't
matter if the initial state events mix with later state chage
@@ -4898,32 +4904,32 @@ static int get_initial_state(struct sk_buff *skb, struct netlink_callback *cb)
cb->args[5]--;
if (cb->args[5] == 1) {
- notify_initial_state_done(skb, seq);
+ err = notify_initial_state_done(skb, seq);
goto out;
}
n = cb->args[4]++;
if (cb->args[4] < cb->args[3])
flags |= NOTIFY_CONTINUES;
if (n < 1) {
- notify_resource_state_change(skb, seq, state_change->resource,
+ err = notify_resource_state_change(skb, seq, state_change->resource,
NOTIFY_EXISTS | flags);
goto next;
}
n--;
if (n < state_change->n_connections) {
- notify_connection_state_change(skb, seq, &state_change->connections[n],
+ err = notify_connection_state_change(skb, seq, &state_change->connections[n],
NOTIFY_EXISTS | flags);
goto next;
}
n -= state_change->n_connections;
if (n < state_change->n_devices) {
- notify_device_state_change(skb, seq, &state_change->devices[n],
+ err = notify_device_state_change(skb, seq, &state_change->devices[n],
NOTIFY_EXISTS | flags);
goto next;
}
n -= state_change->n_devices;
if (n < state_change->n_devices * state_change->n_connections) {
- notify_peer_device_state_change(skb, seq, &state_change->peer_devices[n],
+ err = notify_peer_device_state_change(skb, seq, &state_change->peer_devices[n],
NOTIFY_EXISTS | flags);
goto next;
}
@@ -4938,7 +4944,10 @@ static int get_initial_state(struct sk_buff *skb, struct netlink_callback *cb)
cb->args[4] = 0;
}
out:
- return skb->len;
+ if (err)
+ return err;
+ else
+ return skb->len;
}
int drbd_adm_get_initial_state(struct sk_buff *skb, struct netlink_callback *cb)
diff --git a/drivers/block/drbd/drbd_req.c b/drivers/block/drbd/drbd_req.c
index c72071c300bb..9b179b3d203a 100644
--- a/drivers/block/drbd/drbd_req.c
+++ b/drivers/block/drbd/drbd_req.c
@@ -207,7 +207,8 @@ void start_new_tl_epoch(struct drbd_connection *connection)
void complete_master_bio(struct drbd_device *device,
struct bio_and_error *m)
{
- m->bio->bi_status = errno_to_blk_status(m->error);
+ if (unlikely(m->error))
+ m->bio->bi_status = errno_to_blk_status(m->error);
bio_endio(m->bio);
dec_ap_bio(device);
}
diff --git a/drivers/block/drbd/drbd_state.c b/drivers/block/drbd/drbd_state.c
index b452359b6aae..1474250f9440 100644
--- a/drivers/block/drbd/drbd_state.c
+++ b/drivers/block/drbd/drbd_state.c
@@ -1549,7 +1549,7 @@ int drbd_bitmap_io_from_worker(struct drbd_device *device,
return rv;
}
-void notify_resource_state_change(struct sk_buff *skb,
+int notify_resource_state_change(struct sk_buff *skb,
unsigned int seq,
struct drbd_resource_state_change *resource_state_change,
enum drbd_notification_type type)
@@ -1562,10 +1562,10 @@ void notify_resource_state_change(struct sk_buff *skb,
.res_susp_fen = resource_state_change->susp_fen[NEW],
};
- notify_resource_state(skb, seq, resource, &resource_info, type);
+ return notify_resource_state(skb, seq, resource, &resource_info, type);
}
-void notify_connection_state_change(struct sk_buff *skb,
+int notify_connection_state_change(struct sk_buff *skb,
unsigned int seq,
struct drbd_connection_state_change *connection_state_change,
enum drbd_notification_type type)
@@ -1576,10 +1576,10 @@ void notify_connection_state_change(struct sk_buff *skb,
.conn_role = connection_state_change->peer_role[NEW],
};
- notify_connection_state(skb, seq, connection, &connection_info, type);
+ return notify_connection_state(skb, seq, connection, &connection_info, type);
}
-void notify_device_state_change(struct sk_buff *skb,
+int notify_device_state_change(struct sk_buff *skb,
unsigned int seq,
struct drbd_device_state_change *device_state_change,
enum drbd_notification_type type)
@@ -1589,10 +1589,10 @@ void notify_device_state_change(struct sk_buff *skb,
.dev_disk_state = device_state_change->disk_state[NEW],
};
- notify_device_state(skb, seq, device, &device_info, type);
+ return notify_device_state(skb, seq, device, &device_info, type);
}
-void notify_peer_device_state_change(struct sk_buff *skb,
+int notify_peer_device_state_change(struct sk_buff *skb,
unsigned int seq,
struct drbd_peer_device_state_change *p,
enum drbd_notification_type type)
@@ -1606,7 +1606,7 @@ void notify_peer_device_state_change(struct sk_buff *skb,
.peer_resync_susp_dependency = p->resync_susp_dependency[NEW],
};
- notify_peer_device_state(skb, seq, peer_device, &peer_device_info, type);
+ return notify_peer_device_state(skb, seq, peer_device, &peer_device_info, type);
}
static void broadcast_state_change(struct drbd_state_change *state_change)
@@ -1614,7 +1614,7 @@ static void broadcast_state_change(struct drbd_state_change *state_change)
struct drbd_resource_state_change *resource_state_change = &state_change->resource[0];
bool resource_state_has_changed;
unsigned int n_device, n_connection, n_peer_device, n_peer_devices;
- void (*last_func)(struct sk_buff *, unsigned int, void *,
+ int (*last_func)(struct sk_buff *, unsigned int, void *,
enum drbd_notification_type) = NULL;
void *uninitialized_var(last_arg);
diff --git a/drivers/block/drbd/drbd_state_change.h b/drivers/block/drbd/drbd_state_change.h
index ba80f612d6ab..d5b0479bc9a6 100644
--- a/drivers/block/drbd/drbd_state_change.h
+++ b/drivers/block/drbd/drbd_state_change.h
@@ -44,19 +44,19 @@ extern struct drbd_state_change *remember_old_state(struct drbd_resource *, gfp_
extern void copy_old_to_new_state_change(struct drbd_state_change *);
extern void forget_state_change(struct drbd_state_change *);
-extern void notify_resource_state_change(struct sk_buff *,
+extern int notify_resource_state_change(struct sk_buff *,
unsigned int,
struct drbd_resource_state_change *,
enum drbd_notification_type type);
-extern void notify_connection_state_change(struct sk_buff *,
+extern int notify_connection_state_change(struct sk_buff *,
unsigned int,
struct drbd_connection_state_change *,
enum drbd_notification_type type);
-extern void notify_device_state_change(struct sk_buff *,
+extern int notify_device_state_change(struct sk_buff *,
unsigned int,
struct drbd_device_state_change *,
enum drbd_notification_type type);
-extern void notify_peer_device_state_change(struct sk_buff *,
+extern int notify_peer_device_state_change(struct sk_buff *,
unsigned int,
struct drbd_peer_device_state_change *,
enum drbd_notification_type type);
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index c6157ccb9498..4c115c1e9209 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -765,33 +765,33 @@ static ssize_t loop_attr_backing_file_show(struct loop_device *lo, char *buf)
static ssize_t loop_attr_offset_show(struct loop_device *lo, char *buf)
{
- return sprintf(buf, "%llu\n", (unsigned long long)lo->lo_offset);
+ return sysfs_emit(buf, "%llu\n", (unsigned long long)lo->lo_offset);
}
static ssize_t loop_attr_sizelimit_show(struct loop_device *lo, char *buf)
{
- return sprintf(buf, "%llu\n", (unsigned long long)lo->lo_sizelimit);
+ return sysfs_emit(buf, "%llu\n", (unsigned long long)lo->lo_sizelimit);
}
static ssize_t loop_attr_autoclear_show(struct loop_device *lo, char *buf)
{
int autoclear = (lo->lo_flags & LO_FLAGS_AUTOCLEAR);
- return sprintf(buf, "%s\n", autoclear ? "1" : "0");
+ return sysfs_emit(buf, "%s\n", autoclear ? "1" : "0");
}
static ssize_t loop_attr_partscan_show(struct loop_device *lo, char *buf)
{
int partscan = (lo->lo_flags & LO_FLAGS_PARTSCAN);
- return sprintf(buf, "%s\n", partscan ? "1" : "0");
+ return sysfs_emit(buf, "%s\n", partscan ? "1" : "0");
}
static ssize_t loop_attr_dio_show(struct loop_device *lo, char *buf)
{
int dio = (lo->lo_flags & LO_FLAGS_DIRECT_IO);
- return sprintf(buf, "%s\n", dio ? "1" : "0");
+ return sysfs_emit(buf, "%s\n", dio ? "1" : "0");
}
LOOP_ATTR_RO(backing_file);
diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
index 437d43747c6d..7e8f58c2f65b 100644
--- a/drivers/block/virtio_blk.c
+++ b/drivers/block/virtio_blk.c
@@ -822,9 +822,17 @@ static int virtblk_probe(struct virtio_device *vdev)
err = virtio_cread_feature(vdev, VIRTIO_BLK_F_BLK_SIZE,
struct virtio_blk_config, blk_size,
&blk_size);
- if (!err)
+ if (!err) {
+ err = blk_validate_block_size(blk_size);
+ if (err) {
+ dev_err(&vdev->dev,
+ "virtio_blk: invalid block size: 0x%x\n",
+ blk_size);
+ goto out_free_tags;
+ }
+
blk_queue_logical_block_size(q, blk_size);
- else
+ } else
blk_size = queue_logical_block_size(q);
/* Use topology information if available */
diff --git a/drivers/char/hw_random/atmel-rng.c b/drivers/char/hw_random/atmel-rng.c
index 661c82cde0f2..92a8960ceba5 100644
--- a/drivers/char/hw_random/atmel-rng.c
+++ b/drivers/char/hw_random/atmel-rng.c
@@ -95,6 +95,7 @@ static int atmel_trng_probe(struct platform_device *pdev)
err_register:
clk_disable_unprepare(trng->clk);
+ atmel_trng_disable(trng);
return ret;
}
diff --git a/drivers/char/tpm/tpm-chip.c b/drivers/char/tpm/tpm-chip.c
index 11ec5c2715a9..d91a795ad432 100644
--- a/drivers/char/tpm/tpm-chip.c
+++ b/drivers/char/tpm/tpm-chip.c
@@ -134,14 +134,6 @@ static void tpm_dev_release(struct device *dev)
kfree(chip);
}
-static void tpm_devs_release(struct device *dev)
-{
- struct tpm_chip *chip = container_of(dev, struct tpm_chip, devs);
-
- /* release the master device reference */
- put_device(&chip->dev);
-}
-
/**
* tpm_class_shutdown() - prepare the TPM device for loss of power.
* @dev: device to which the chip is associated.
@@ -205,7 +197,6 @@ struct tpm_chip *tpm_chip_alloc(struct device *pdev,
chip->dev_num = rc;
device_initialize(&chip->dev);
- device_initialize(&chip->devs);
chip->dev.class = tpm_class;
chip->dev.class->shutdown_pre = tpm_class_shutdown;
@@ -213,29 +204,12 @@ struct tpm_chip *tpm_chip_alloc(struct device *pdev,
chip->dev.parent = pdev;
chip->dev.groups = chip->groups;
- chip->devs.parent = pdev;
- chip->devs.class = tpmrm_class;
- chip->devs.release = tpm_devs_release;
- /* get extra reference on main device to hold on
- * behalf of devs. This holds the chip structure
- * while cdevs is in use. The corresponding put
- * is in the tpm_devs_release (TPM2 only)
- */
- if (chip->flags & TPM_CHIP_FLAG_TPM2)
- get_device(&chip->dev);
-
if (chip->dev_num == 0)
chip->dev.devt = MKDEV(MISC_MAJOR, TPM_MINOR);
else
chip->dev.devt = MKDEV(MAJOR(tpm_devt), chip->dev_num);
- chip->devs.devt =
- MKDEV(MAJOR(tpm_devt), chip->dev_num + TPM_NUM_DEVICES);
-
rc = dev_set_name(&chip->dev, "tpm%d", chip->dev_num);
- if (rc)
- goto out;
- rc = dev_set_name(&chip->devs, "tpmrm%d", chip->dev_num);
if (rc)
goto out;
@@ -243,9 +217,7 @@ struct tpm_chip *tpm_chip_alloc(struct device *pdev,
chip->flags |= TPM_CHIP_FLAG_VIRTUAL;
cdev_init(&chip->cdev, &tpm_fops);
- cdev_init(&chip->cdevs, &tpmrm_fops);
chip->cdev.owner = THIS_MODULE;
- chip->cdevs.owner = THIS_MODULE;
rc = tpm2_init_space(&chip->work_space, TPM2_SPACE_BUFFER_SIZE);
if (rc) {
@@ -257,7 +229,6 @@ struct tpm_chip *tpm_chip_alloc(struct device *pdev,
return chip;
out:
- put_device(&chip->devs);
put_device(&chip->dev);
return ERR_PTR(rc);
}
@@ -306,14 +277,9 @@ static int tpm_add_char_device(struct tpm_chip *chip)
}
if (chip->flags & TPM_CHIP_FLAG_TPM2) {
- rc = cdev_device_add(&chip->cdevs, &chip->devs);
- if (rc) {
- dev_err(&chip->devs,
- "unable to cdev_device_add() %s, major %d, minor %d, err=%d\n",
- dev_name(&chip->devs), MAJOR(chip->devs.devt),
- MINOR(chip->devs.devt), rc);
- return rc;
- }
+ rc = tpm_devs_add(chip);
+ if (rc)
+ goto err_del_cdev;
}
/* Make the chip available. */
@@ -321,6 +287,10 @@ static int tpm_add_char_device(struct tpm_chip *chip)
idr_replace(&dev_nums_idr, chip, chip->dev_num);
mutex_unlock(&idr_lock);
+ return 0;
+
+err_del_cdev:
+ cdev_device_del(&chip->cdev, &chip->dev);
return rc;
}
@@ -449,7 +419,7 @@ void tpm_chip_unregister(struct tpm_chip *chip)
tpm_del_legacy_sysfs(chip);
tpm_bios_log_teardown(chip);
if (chip->flags & TPM_CHIP_FLAG_TPM2)
- cdev_device_del(&chip->cdevs, &chip->devs);
+ tpm_devs_remove(chip);
tpm_del_char_device(chip);
}
EXPORT_SYMBOL_GPL(tpm_chip_unregister);
diff --git a/drivers/char/tpm/tpm.h b/drivers/char/tpm/tpm.h
index 019fe80fedd8..7436da043040 100644
--- a/drivers/char/tpm/tpm.h
+++ b/drivers/char/tpm/tpm.h
@@ -593,4 +593,6 @@ int tpm2_prepare_space(struct tpm_chip *chip, struct tpm_space *space, u32 cc,
u8 *cmd);
int tpm2_commit_space(struct tpm_chip *chip, struct tpm_space *space,
u32 cc, u8 *buf, size_t *bufsiz);
+int tpm_devs_add(struct tpm_chip *chip);
+void tpm_devs_remove(struct tpm_chip *chip);
#endif
diff --git a/drivers/char/tpm/tpm2-space.c b/drivers/char/tpm/tpm2-space.c
index c7763a96cbaf..8e42bc096e83 100644
--- a/drivers/char/tpm/tpm2-space.c
+++ b/drivers/char/tpm/tpm2-space.c
@@ -540,3 +540,68 @@ int tpm2_commit_space(struct tpm_chip *chip, struct tpm_space *space,
return 0;
}
+
+/*
+ * Put the reference to the main device.
+ */
+static void tpm_devs_release(struct device *dev)
+{
+ struct tpm_chip *chip = container_of(dev, struct tpm_chip, devs);
+
+ /* release the master device reference */
+ put_device(&chip->dev);
+}
+
+/*
+ * Remove the device file for exposed TPM spaces and release the device
+ * reference. This may also release the reference to the master device.
+ */
+void tpm_devs_remove(struct tpm_chip *chip)
+{
+ cdev_device_del(&chip->cdevs, &chip->devs);
+ put_device(&chip->devs);
+}
+
+/*
+ * Add a device file to expose TPM spaces. Also take a reference to the
+ * main device.
+ */
+int tpm_devs_add(struct tpm_chip *chip)
+{
+ int rc;
+
+ device_initialize(&chip->devs);
+ chip->devs.parent = chip->dev.parent;
+ chip->devs.class = tpmrm_class;
+
+ /*
+ * Get extra reference on main device to hold on behalf of devs.
+ * This holds the chip structure while cdevs is in use. The
+ * corresponding put is in the tpm_devs_release.
+ */
+ get_device(&chip->dev);
+ chip->devs.release = tpm_devs_release;
+ chip->devs.devt = MKDEV(MAJOR(tpm_devt), chip->dev_num + TPM_NUM_DEVICES);
+ cdev_init(&chip->cdevs, &tpmrm_fops);
+ chip->cdevs.owner = THIS_MODULE;
+
+ rc = dev_set_name(&chip->devs, "tpmrm%d", chip->dev_num);
+ if (rc)
+ goto err_put_devs;
+
+ rc = cdev_device_add(&chip->cdevs, &chip->devs);
+ if (rc) {
+ dev_err(&chip->devs,
+ "unable to cdev_device_add() %s, major %d, minor %d, err=%d\n",
+ dev_name(&chip->devs), MAJOR(chip->devs.devt),
+ MINOR(chip->devs.devt), rc);
+ goto err_put_devs;
+ }
+
+ return 0;
+
+err_put_devs:
+ put_device(&chip->devs);
+
+ return rc;
+}
diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c
index 0fb3a8e62e62..fa103e7a43b7 100644
--- a/drivers/char/virtio_console.c
+++ b/drivers/char/virtio_console.c
@@ -2001,6 +2001,13 @@ static void virtcons_remove(struct virtio_device *vdev)
list_del(&portdev->list);
spin_unlock_irq(&pdrvdata_lock);
+ /* Device is going away, exit any polling for buffers */
+ virtio_break_device(vdev);
+ if (use_multiport(portdev))
+ flush_work(&portdev->control_work);
+ else
+ flush_work(&portdev->config_work);
+
/* Disable interrupts for vqs */
vdev->config->reset(vdev);
/* Finish up work that's lined up */
@@ -2274,7 +2281,7 @@ static struct virtio_driver virtio_rproc_serial = {
.remove = virtcons_remove,
};
-static int __init init(void)
+static int __init virtio_console_init(void)
{
int err;
@@ -2311,7 +2318,7 @@ static int __init init(void)
return err;
}
-static void __exit fini(void)
+static void __exit virtio_console_fini(void)
{
reclaim_dma_bufs();
@@ -2321,8 +2328,8 @@ static void __exit fini(void)
class_destroy(pdrvdata.class);
debugfs_remove_recursive(pdrvdata.debugfs_dir);
}
-module_init(init);
-module_exit(fini);
+module_init(virtio_console_init);
+module_exit(virtio_console_fini);
MODULE_DESCRIPTION("Virtio console driver");
MODULE_LICENSE("GPL");
diff --git a/drivers/clk/clk-clps711x.c b/drivers/clk/clk-clps711x.c
index 9193f64561f6..4dcf15a88269 100644
--- a/drivers/clk/clk-clps711x.c
+++ b/drivers/clk/clk-clps711x.c
@@ -32,11 +32,13 @@ static const struct clk_div_table spi_div_table[] = {
{ .val = 1, .div = 8, },
{ .val = 2, .div = 2, },
{ .val = 3, .div = 1, },
+ { /* sentinel */ }
};
static const struct clk_div_table timer_div_table[] = {
{ .val = 0, .div = 256, },
{ .val = 1, .div = 1, },
+ { /* sentinel */ }
};
struct clps711x_clk {
diff --git a/drivers/clk/loongson1/clk-loongson1c.c b/drivers/clk/loongson1/clk-loongson1c.c
index 3466f7320b40..e3aa502761a3 100644
--- a/drivers/clk/loongson1/clk-loongson1c.c
+++ b/drivers/clk/loongson1/clk-loongson1c.c
@@ -40,6 +40,7 @@ static const struct clk_div_table ahb_div_table[] = {
[1] = { .val = 1, .div = 4 },
[2] = { .val = 2, .div = 3 },
[3] = { .val = 3, .div = 3 },
+ [4] = { /* sentinel */ }
};
void __init ls1x_clk_init(void)
diff --git a/drivers/clk/qcom/clk-rcg2.c b/drivers/clk/qcom/clk-rcg2.c
index 6091d9b6a27b..9743af6ae84f 100644
--- a/drivers/clk/qcom/clk-rcg2.c
+++ b/drivers/clk/qcom/clk-rcg2.c
@@ -702,6 +702,7 @@ static const struct frac_entry frac_table_pixel[] = {
{ 2, 9 },
{ 4, 9 },
{ 1, 1 },
+ { 2, 3 },
{ }
};
diff --git a/drivers/clk/tegra/clk-emc.c b/drivers/clk/tegra/clk-emc.c
index 11a5066e5c27..8b47d57cad17 100644
--- a/drivers/clk/tegra/clk-emc.c
+++ b/drivers/clk/tegra/clk-emc.c
@@ -190,6 +190,7 @@ static struct tegra_emc *emc_ensure_emc_driver(struct tegra_clk_emc *tegra)
tegra->emc = platform_get_drvdata(pdev);
if (!tegra->emc) {
+ put_device(&pdev->dev);
pr_err("%s: cannot find EMC driver\n", __func__);
return NULL;
}
diff --git a/drivers/clk/uniphier/clk-uniphier-fixed-rate.c b/drivers/clk/uniphier/clk-uniphier-fixed-rate.c
index 0ad0d46173c0..225de2302cb7 100644
--- a/drivers/clk/uniphier/clk-uniphier-fixed-rate.c
+++ b/drivers/clk/uniphier/clk-uniphier-fixed-rate.c
@@ -33,6 +33,7 @@ struct clk_hw *uniphier_clk_register_fixed_rate(struct device *dev,
init.name = name;
init.ops = &clk_fixed_rate_ops;
+ init.flags = 0;
init.parent_names = NULL;
init.num_parents = 0;
diff --git a/drivers/clocksource/acpi_pm.c b/drivers/clocksource/acpi_pm.c
index 1961e3539b57..05cc8d4e49ad 100644
--- a/drivers/clocksource/acpi_pm.c
+++ b/drivers/clocksource/acpi_pm.c
@@ -230,8 +230,10 @@ static int __init parse_pmtmr(char *arg)
int ret;
ret = kstrtouint(arg, 16, &base);
- if (ret)
- return ret;
+ if (ret) {
+ pr_warn("PMTMR: invalid 'pmtmr=' value: '%s'\n", arg);
+ return 1;
+ }
pr_info("PMTMR IOPort override: 0x%04x -> 0x%04x\n", pmtmr_ioport,
base);
diff --git a/drivers/crypto/ccp/ccp-dmaengine.c b/drivers/crypto/ccp/ccp-dmaengine.c
index df82af3dd970..27a738c57119 100644
--- a/drivers/crypto/ccp/ccp-dmaengine.c
+++ b/drivers/crypto/ccp/ccp-dmaengine.c
@@ -632,6 +632,20 @@ static int ccp_terminate_all(struct dma_chan *dma_chan)
return 0;
}
+static void ccp_dma_release(struct ccp_device *ccp)
+{
+ struct ccp_dma_chan *chan;
+ struct dma_chan *dma_chan;
+ unsigned int i;
+
+ for (i = 0; i < ccp->cmd_q_count; i++) {
+ chan = ccp->ccp_dma_chan + i;
+ dma_chan = &chan->dma_chan;
+ tasklet_kill(&chan->cleanup_tasklet);
+ list_del_rcu(&dma_chan->device_node);
+ }
+}
+
int ccp_dmaengine_register(struct ccp_device *ccp)
{
struct ccp_dma_chan *chan;
@@ -733,6 +747,7 @@ int ccp_dmaengine_register(struct ccp_device *ccp)
return 0;
err_reg:
+ ccp_dma_release(ccp);
kmem_cache_destroy(ccp->dma_desc_cache);
err_cache:
@@ -746,6 +761,7 @@ void ccp_dmaengine_unregister(struct ccp_device *ccp)
struct dma_device *dma_dev = &ccp->dma_dev;
dma_async_device_unregister(dma_dev);
+ ccp_dma_release(ccp);
kmem_cache_destroy(ccp->dma_desc_cache);
kmem_cache_destroy(ccp->dma_cmd_cache);
diff --git a/drivers/crypto/mxs-dcp.c b/drivers/crypto/mxs-dcp.c
index e986be405411..3e4068badffd 100644
--- a/drivers/crypto/mxs-dcp.c
+++ b/drivers/crypto/mxs-dcp.c
@@ -328,7 +328,7 @@ static int mxs_dcp_aes_block_crypt(struct crypto_async_request *arq)
memset(key + AES_KEYSIZE_128, 0, AES_KEYSIZE_128);
}
- for_each_sg(req->src, src, sg_nents(src), i) {
+ for_each_sg(req->src, src, sg_nents(req->src), i) {
src_buf = sg_virt(src);
len = sg_dma_len(src);
tlen += len;
diff --git a/drivers/crypto/vmx/Kconfig b/drivers/crypto/vmx/Kconfig
index c3d524ea6998..f39eeca87932 100644
--- a/drivers/crypto/vmx/Kconfig
+++ b/drivers/crypto/vmx/Kconfig
@@ -1,7 +1,11 @@
config CRYPTO_DEV_VMX_ENCRYPT
tristate "Encryption acceleration support on P8 CPU"
depends on CRYPTO_DEV_VMX
+ select CRYPTO_AES
+ select CRYPTO_CBC
+ select CRYPTO_CTR
select CRYPTO_GHASH
+ select CRYPTO_XTS
default m
help
Support for VMX cryptographic acceleration instructions on Power8 CPU.
diff --git a/drivers/dma/sh/shdma-base.c b/drivers/dma/sh/shdma-base.c
index 4f8dfe77da3c..12fa48e380cf 100644
--- a/drivers/dma/sh/shdma-base.c
+++ b/drivers/dma/sh/shdma-base.c
@@ -118,10 +118,8 @@ static dma_cookie_t shdma_tx_submit(struct dma_async_tx_descriptor *tx)
ret = pm_runtime_get(schan->dev);
spin_unlock_irq(&schan->chan_lock);
- if (ret < 0) {
+ if (ret < 0)
dev_err(schan->dev, "%s(): GET = %d\n", __func__, ret);
- pm_runtime_put(schan->dev);
- }
pm_runtime_barrier(schan->dev);
diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c
index 60e394da9709..713dc43024c9 100644
--- a/drivers/gpio/gpiolib-acpi.c
+++ b/drivers/gpio/gpiolib-acpi.c
@@ -335,8 +335,8 @@ static acpi_status acpi_gpiochip_alloc_event(struct acpi_resource *ares,
pin = agpio->pin_table[0];
if (pin <= 255) {
- char ev_name[5];
- sprintf(ev_name, "_%c%02hhX",
+ char ev_name[8];
+ sprintf(ev_name, "_%c%02X",
agpio->triggering == ACPI_EDGE_SENSITIVE ? 'E' : 'L',
pin);
if (ACPI_SUCCESS(acpi_get_handle(handle, ev_name, &evt_handle)))
diff --git a/drivers/gpu/drm/amd/amdgpu/ObjectID.h b/drivers/gpu/drm/amd/amdgpu/ObjectID.h
index 06192698bd96..c90567de8bf7 100644
--- a/drivers/gpu/drm/amd/amdgpu/ObjectID.h
+++ b/drivers/gpu/drm/amd/amdgpu/ObjectID.h
@@ -119,6 +119,7 @@
#define CONNECTOR_OBJECT_ID_eDP 0x14
#define CONNECTOR_OBJECT_ID_MXM 0x15
#define CONNECTOR_OBJECT_ID_LVDS_eDP 0x16
+#define CONNECTOR_OBJECT_ID_USBC 0x17
/* deleted */
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
index 4f6c68fc1dd9..f3bdd14e13a0 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
@@ -157,7 +157,7 @@ static int amdgpu_gfx_kiq_acquire(struct amdgpu_device *adev,
* adev->gfx.mec.num_pipe_per_mec
* adev->gfx.mec.num_queue_per_pipe;
- while (queue_bit-- >= 0) {
+ while (--queue_bit >= 0) {
if (test_bit(queue_bit, adev->gfx.mec.queue_bitmap))
continue;
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_events.c b/drivers/gpu/drm/amd/amdkfd/kfd_events.c
index 944abfad39c1..1d8dd81dfc70 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_events.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_events.c
@@ -607,6 +607,8 @@ static struct kfd_event_waiter *alloc_event_waiters(uint32_t num_events)
event_waiters = kmalloc_array(num_events,
sizeof(struct kfd_event_waiter),
GFP_KERNEL);
+ if (!event_waiters)
+ return NULL;
for (i = 0; (event_waiters) && (i < num_events) ; i++) {
INIT_LIST_HEAD(&event_waiters[i].waiters);
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 4824c775dd7d..de5fc79379e8 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -4319,16 +4319,8 @@ static void drm_parse_hdmi_deep_color_info(struct drm_connector *connector,
connector->name, dc_bpc);
info->bpc = dc_bpc;
- /*
- * Deep color support mandates RGB444 support for all video
- * modes and forbids YCRCB422 support for all video modes per
- * HDMI 1.3 spec.
- */
- info->color_formats = DRM_COLOR_FORMAT_RGB444;
-
/* YCRCB444 is optional according to spec. */
if (hdmi[6] & DRM_EDID_HDMI_DC_Y444) {
- info->color_formats |= DRM_COLOR_FORMAT_YCRCB444;
DRM_DEBUG("%s: HDMI sink does YCRCB444 in deep color.\n",
connector->name);
}
diff --git a/drivers/gpu/drm/imx/parallel-display.c b/drivers/gpu/drm/imx/parallel-display.c
index 8def97d75030..6420dec6cc00 100644
--- a/drivers/gpu/drm/imx/parallel-display.c
+++ b/drivers/gpu/drm/imx/parallel-display.c
@@ -77,8 +77,10 @@ static int imx_pd_connector_get_modes(struct drm_connector *connector)
ret = of_get_drm_display_mode(np, &imxpd->mode,
&imxpd->bus_flags,
OF_USE_NATIVE_MODE);
- if (ret)
+ if (ret) {
+ drm_mode_destroy(connector->dev, mode);
return ret;
+ }
drm_mode_copy(mode, &imxpd->mode);
mode->type |= DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED,
diff --git a/drivers/gpu/drm/tegra/dsi.c b/drivers/gpu/drm/tegra/dsi.c
index 046649ec9441..4e06af34c048 100644
--- a/drivers/gpu/drm/tegra/dsi.c
+++ b/drivers/gpu/drm/tegra/dsi.c
@@ -1480,8 +1480,10 @@ static int tegra_dsi_ganged_probe(struct tegra_dsi *dsi)
dsi->slave = platform_get_drvdata(gangster);
of_node_put(np);
- if (!dsi->slave)
+ if (!dsi->slave) {
+ put_device(&gangster->dev);
return -EPROBE_DEFER;
+ }
dsi->slave->master = dsi;
}
diff --git a/drivers/gpu/ipu-v3/ipu-di.c b/drivers/gpu/ipu-v3/ipu-di.c
index d2f1bd9d3deb..c498dc7d8838 100644
--- a/drivers/gpu/ipu-v3/ipu-di.c
+++ b/drivers/gpu/ipu-v3/ipu-di.c
@@ -460,8 +460,9 @@ static void ipu_di_config_clock(struct ipu_di *di,
error = rate / (sig->mode.pixelclock / 1000);
- dev_dbg(di->ipu->dev, " IPU clock can give %lu with divider %u, error %d.%u%%\n",
- rate, div, (signed)(error - 1000) / 10, error % 10);
+ dev_dbg(di->ipu->dev, " IPU clock can give %lu with divider %u, error %c%d.%d%%\n",
+ rate, div, error < 1000 ? '-' : '+',
+ abs(error - 1000) / 10, abs(error - 1000) % 10);
/* Allow a 1% error */
if (error < 1010 && error >= 990) {
diff --git a/drivers/hid/i2c-hid/i2c-hid-core.c b/drivers/hid/i2c-hid/i2c-hid-core.c
index b16bf4358485..9a070d65ed34 100644
--- a/drivers/hid/i2c-hid/i2c-hid-core.c
+++ b/drivers/hid/i2c-hid/i2c-hid-core.c
@@ -582,6 +582,17 @@ static int i2c_hid_get_raw_report(struct hid_device *hid,
if (report_type == HID_OUTPUT_REPORT)
return -EINVAL;
+ /*
+ * In case of unnumbered reports the response from the device will
+ * not have the report ID that the upper layers expect, so we need
+ * to stash it the buffer ourselves and adjust the data size.
+ */
+ if (!report_number) {
+ buf[0] = 0;
+ buf++;
+ count--;
+ }
+
/* +2 bytes to include the size of the reply in the query buffer */
ask_count = min(count + 2, (size_t)ihid->bufsize);
@@ -603,6 +614,9 @@ static int i2c_hid_get_raw_report(struct hid_device *hid,
count = min(count, ret_count - 2);
memcpy(buf, ihid->rawbuf + 2, count);
+ if (!report_number)
+ count++;
+
return count;
}
@@ -619,17 +633,19 @@ static int i2c_hid_output_raw_report(struct hid_device *hid, __u8 *buf,
mutex_lock(&ihid->reset_lock);
- if (report_id) {
- buf++;
- count--;
- }
-
+ /*
+ * Note that both numbered and unnumbered reports passed here
+ * are supposed to have report ID stored in the 1st byte of the
+ * buffer, so we strip it off unconditionally before passing payload
+ * to i2c_hid_set_or_send_report which takes care of encoding
+ * everything properly.
+ */
ret = i2c_hid_set_or_send_report(client,
report_type == HID_FEATURE_REPORT ? 0x03 : 0x02,
- report_id, buf, count, use_data);
+ report_id, buf + 1, count - 1, use_data);
- if (report_id && ret >= 0)
- ret++; /* add report_id to the number of transfered bytes */
+ if (ret >= 0)
+ ret++; /* add report_id to the number of transferred bytes */
mutex_unlock(&ihid->reset_lock);
diff --git a/drivers/hv/ring_buffer.c b/drivers/hv/ring_buffer.c
index 74c1dfb8183b..6b08e9d9b382 100644
--- a/drivers/hv/ring_buffer.c
+++ b/drivers/hv/ring_buffer.c
@@ -340,7 +340,16 @@ int hv_ringbuffer_read(struct vmbus_channel *channel,
static u32 hv_pkt_iter_avail(const struct hv_ring_buffer_info *rbi)
{
u32 priv_read_loc = rbi->priv_read_index;
- u32 write_loc = READ_ONCE(rbi->ring_buffer->write_index);
+ u32 write_loc;
+
+ /*
+ * The Hyper-V host writes the packet data, then uses
+ * store_release() to update the write_index. Use load_acquire()
+ * here to prevent loads of the packet data from being re-ordered
+ * before the read of the write_index and potentially getting
+ * stale data.
+ */
+ write_loc = virt_load_acquire(&rbi->ring_buffer->write_index);
if (write_loc >= priv_read_loc)
return write_loc - priv_read_loc;
diff --git a/drivers/hwmon/pmbus/pmbus.h b/drivers/hwmon/pmbus/pmbus.h
index fa613bd209e3..1fed8ed36d5e 100644
--- a/drivers/hwmon/pmbus/pmbus.h
+++ b/drivers/hwmon/pmbus/pmbus.h
@@ -262,6 +262,7 @@ enum pmbus_regs {
/*
* STATUS_VOUT, STATUS_INPUT
*/
+#define PB_VOLTAGE_VIN_OFF BIT(3)
#define PB_VOLTAGE_UV_FAULT BIT(4)
#define PB_VOLTAGE_UV_WARNING BIT(5)
#define PB_VOLTAGE_OV_WARNING BIT(6)
diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c
index cb9064ac4977..b736fe1a05b7 100644
--- a/drivers/hwmon/pmbus/pmbus_core.c
+++ b/drivers/hwmon/pmbus/pmbus_core.c
@@ -1162,7 +1162,7 @@ static const struct pmbus_limit_attr vin_limit_attrs[] = {
.reg = PMBUS_VIN_UV_FAULT_LIMIT,
.attr = "lcrit",
.alarm = "lcrit_alarm",
- .sbit = PB_VOLTAGE_UV_FAULT,
+ .sbit = PB_VOLTAGE_UV_FAULT | PB_VOLTAGE_VIN_OFF,
}, {
.reg = PMBUS_VIN_OV_WARN_LIMIT,
.attr = "max",
@@ -1861,10 +1861,14 @@ static int pmbus_regulator_is_enabled(struct regulator_dev *rdev)
{
struct device *dev = rdev_get_dev(rdev);
struct i2c_client *client = to_i2c_client(dev->parent);
+ struct pmbus_data *data = i2c_get_clientdata(client);
u8 page = rdev_get_id(rdev);
int ret;
+ mutex_lock(&data->update_lock);
ret = pmbus_read_byte_data(client, page, PMBUS_OPERATION);
+ mutex_unlock(&data->update_lock);
+
if (ret < 0)
return ret;
@@ -1875,11 +1879,17 @@ static int _pmbus_regulator_on_off(struct regulator_dev *rdev, bool enable)
{
struct device *dev = rdev_get_dev(rdev);
struct i2c_client *client = to_i2c_client(dev->parent);
+ struct pmbus_data *data = i2c_get_clientdata(client);
u8 page = rdev_get_id(rdev);
+ int ret;
- return pmbus_update_byte_data(client, page, PMBUS_OPERATION,
- PB_OPERATION_CONTROL_ON,
- enable ? PB_OPERATION_CONTROL_ON : 0);
+ mutex_lock(&data->update_lock);
+ ret = pmbus_update_byte_data(client, page, PMBUS_OPERATION,
+ PB_OPERATION_CONTROL_ON,
+ enable ? PB_OPERATION_CONTROL_ON : 0);
+ mutex_unlock(&data->update_lock);
+
+ return ret;
}
static int pmbus_regulator_enable(struct regulator_dev *rdev)
diff --git a/drivers/hwmon/sch56xx-common.c b/drivers/hwmon/sch56xx-common.c
index bda3d5285586..e1c4e6937a64 100644
--- a/drivers/hwmon/sch56xx-common.c
+++ b/drivers/hwmon/sch56xx-common.c
@@ -437,7 +437,7 @@ struct sch56xx_watchdog_data *sch56xx_watchdog_register(struct device *parent,
if (nowayout)
set_bit(WDOG_NO_WAY_OUT, &data->wddev.status);
if (output_enable & SCH56XX_WDOG_OUTPUT_ENABLE)
- set_bit(WDOG_ACTIVE, &data->wddev.status);
+ set_bit(WDOG_HW_RUNNING, &data->wddev.status);
/* Since the watchdog uses a downcounter there is no register to read
the BIOS set timeout from (if any was set at all) ->
diff --git a/drivers/hwtracing/coresight/coresight-etm4x-sysfs.c b/drivers/hwtracing/coresight/coresight-etm4x-sysfs.c
index 2f021c1a2fa6..c51447344393 100644
--- a/drivers/hwtracing/coresight/coresight-etm4x-sysfs.c
+++ b/drivers/hwtracing/coresight/coresight-etm4x-sysfs.c
@@ -379,8 +379,12 @@ static ssize_t mode_store(struct device *dev,
mode = ETM_MODE_QELEM(config->mode);
/* start by clearing QE bits */
config->cfg &= ~(BIT(13) | BIT(14));
- /* if supported, Q elements with instruction counts are enabled */
- if ((mode & BIT(0)) && (drvdata->q_support & BIT(0)))
+ /*
+ * if supported, Q elements with instruction counts are enabled.
+ * Always set the low bit for any requested mode. Valid combos are
+ * 0b00, 0b01 and 0b11.
+ */
+ if (mode && drvdata->q_support)
config->cfg |= BIT(13);
/*
* if supported, Q elements with and without instruction
diff --git a/drivers/i2c/busses/i2c-pasemi.c b/drivers/i2c/busses/i2c-pasemi.c
index df1dbc92a024..25c877654c32 100644
--- a/drivers/i2c/busses/i2c-pasemi.c
+++ b/drivers/i2c/busses/i2c-pasemi.c
@@ -145,6 +145,12 @@ static int pasemi_i2c_xfer_msg(struct i2c_adapter *adapter,
TXFIFO_WR(smbus, msg->buf[msg->len-1] |
(stop ? MTXFIFO_STOP : 0));
+
+ if (stop) {
+ err = pasemi_smb_waitready(smbus);
+ if (err)
+ goto reset_out;
+ }
}
return 0;
diff --git a/drivers/i2c/busses/i2c-xiic.c b/drivers/i2c/busses/i2c-xiic.c
index 5a94f732049e..da526cc471cc 100644
--- a/drivers/i2c/busses/i2c-xiic.c
+++ b/drivers/i2c/busses/i2c-xiic.c
@@ -731,7 +731,6 @@ static const struct i2c_adapter_quirks xiic_quirks = {
static const struct i2c_adapter xiic_adapter = {
.owner = THIS_MODULE,
- .name = DRIVER_NAME,
.class = I2C_CLASS_DEPRECATED,
.algo = &xiic_algorithm,
.quirks = &xiic_quirks,
@@ -768,6 +767,8 @@ static int xiic_i2c_probe(struct platform_device *pdev)
i2c_set_adapdata(&i2c->adap, i2c);
i2c->adap.dev.parent = &pdev->dev;
i2c->adap.dev.of_node = pdev->dev.of_node;
+ snprintf(i2c->adap.name, sizeof(i2c->adap.name),
+ DRIVER_NAME " %s", pdev->name);
mutex_init(&i2c->lock);
init_waitqueue_head(&i2c->wait);
diff --git a/drivers/i2c/muxes/i2c-demux-pinctrl.c b/drivers/i2c/muxes/i2c-demux-pinctrl.c
index 0c637ae81404..c638b2fc7fa2 100644
--- a/drivers/i2c/muxes/i2c-demux-pinctrl.c
+++ b/drivers/i2c/muxes/i2c-demux-pinctrl.c
@@ -259,7 +259,7 @@ static int i2c_demux_pinctrl_probe(struct platform_device *pdev)
err = device_create_file(&pdev->dev, &dev_attr_available_masters);
if (err)
- goto err_rollback;
+ goto err_rollback_activation;
err = device_create_file(&pdev->dev, &dev_attr_current_master);
if (err)
@@ -269,8 +269,9 @@ static int i2c_demux_pinctrl_probe(struct platform_device *pdev)
err_rollback_available:
device_remove_file(&pdev->dev, &dev_attr_available_masters);
-err_rollback:
+err_rollback_activation:
i2c_demux_deactivate_master(priv);
+err_rollback:
for (j = 0; j < i; j++) {
of_node_put(priv->chan[j].parent_np);
of_changeset_destroy(&priv->chan[j].chgset);
diff --git a/drivers/iio/adc/twl6030-gpadc.c b/drivers/iio/adc/twl6030-gpadc.c
index bc0e60b9da45..6a4ec58eb9c5 100644
--- a/drivers/iio/adc/twl6030-gpadc.c
+++ b/drivers/iio/adc/twl6030-gpadc.c
@@ -927,6 +927,8 @@ static int twl6030_gpadc_probe(struct platform_device *pdev)
ret = devm_request_threaded_irq(dev, irq, NULL,
twl6030_gpadc_irq_handler,
IRQF_ONESHOT, "twl6030_gpadc", indio_dev);
+ if (ret)
+ return ret;
ret = twl6030_gpadc_enable_irq(TWL6030_GPADC_RT_SW1_EOC_MASK);
if (ret < 0) {
diff --git a/drivers/iio/inkern.c b/drivers/iio/inkern.c
index 069defcc6d9b..f12bad60a581 100644
--- a/drivers/iio/inkern.c
+++ b/drivers/iio/inkern.c
@@ -591,28 +591,50 @@ EXPORT_SYMBOL_GPL(iio_read_channel_average_raw);
static int iio_convert_raw_to_processed_unlocked(struct iio_channel *chan,
int raw, int *processed, unsigned int scale)
{
- int scale_type, scale_val, scale_val2, offset;
+ int scale_type, scale_val, scale_val2;
+ int offset_type, offset_val, offset_val2;
s64 raw64 = raw;
- int ret;
- ret = iio_channel_read(chan, &offset, NULL, IIO_CHAN_INFO_OFFSET);
- if (ret >= 0)
- raw64 += offset;
+ offset_type = iio_channel_read(chan, &offset_val, &offset_val2,
+ IIO_CHAN_INFO_OFFSET);
+ if (offset_type >= 0) {
+ switch (offset_type) {
+ case IIO_VAL_INT:
+ break;
+ case IIO_VAL_INT_PLUS_MICRO:
+ case IIO_VAL_INT_PLUS_NANO:
+ /*
+ * Both IIO_VAL_INT_PLUS_MICRO and IIO_VAL_INT_PLUS_NANO
+ * implicitely truncate the offset to it's integer form.
+ */
+ break;
+ case IIO_VAL_FRACTIONAL:
+ offset_val /= offset_val2;
+ break;
+ case IIO_VAL_FRACTIONAL_LOG2:
+ offset_val >>= offset_val2;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ raw64 += offset_val;
+ }
scale_type = iio_channel_read(chan, &scale_val, &scale_val2,
IIO_CHAN_INFO_SCALE);
if (scale_type < 0) {
/*
- * Just pass raw values as processed if no scaling is
- * available.
+ * If no channel scaling is available apply consumer scale to
+ * raw value and return.
*/
- *processed = raw;
+ *processed = raw * scale;
return 0;
}
switch (scale_type) {
case IIO_VAL_INT:
- *processed = raw64 * scale_val;
+ *processed = raw64 * scale_val * scale;
break;
case IIO_VAL_INT_PLUS_MICRO:
if (scale_val2 < 0)
diff --git a/drivers/input/input.c b/drivers/input/input.c
index cb8ff919ba82..cadb368be8ef 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -2120,12 +2120,6 @@ int input_register_device(struct input_dev *dev)
/* KEY_RESERVED is not supposed to be transmitted to userspace. */
__clear_bit(KEY_RESERVED, dev->keybit);
- /* Buttonpads should not map BTN_RIGHT and/or BTN_MIDDLE. */
- if (test_bit(INPUT_PROP_BUTTONPAD, dev->propbit)) {
- __clear_bit(BTN_RIGHT, dev->keybit);
- __clear_bit(BTN_MIDDLE, dev->keybit);
- }
-
/* Make sure that bitmasks not mentioned in dev->evbit are clean. */
input_cleanse_bitmasks(dev);
diff --git a/drivers/iommu/arm-smmu-v3.c b/drivers/iommu/arm-smmu-v3.c
index 29feafa8007f..878087b9ddfe 100644
--- a/drivers/iommu/arm-smmu-v3.c
+++ b/drivers/iommu/arm-smmu-v3.c
@@ -1210,6 +1210,7 @@ static irqreturn_t arm_smmu_evtq_thread(int irq, void *dev)
dev_info(smmu->dev, "\t0x%016llx\n",
(unsigned long long)evt[i]);
+ cond_resched();
}
/*
diff --git a/drivers/irqchip/irq-nvic.c b/drivers/irqchip/irq-nvic.c
index 9694529b709d..330beb62d015 100644
--- a/drivers/irqchip/irq-nvic.c
+++ b/drivers/irqchip/irq-nvic.c
@@ -108,6 +108,7 @@ static int __init nvic_of_init(struct device_node *node,
if (!nvic_irq_domain) {
pr_warn("Failed to allocate irq domain\n");
+ iounmap(nvic_base);
return -ENOMEM;
}
@@ -117,6 +118,7 @@ static int __init nvic_of_init(struct device_node *node,
if (ret) {
pr_warn("Failed to allocate irq chips\n");
irq_domain_remove(nvic_irq_domain);
+ iounmap(nvic_base);
return ret;
}
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index b8a9695af141..0b6d4337aaab 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c
@@ -2114,7 +2114,7 @@ static int crypt_set_keyring_key(struct crypt_config *cc, const char *key_string
static int get_key_size(char **key_string)
{
- return (*key_string[0] == ':') ? -EINVAL : strlen(*key_string) >> 1;
+ return (*key_string[0] == ':') ? -EINVAL : (int)(strlen(*key_string) >> 1);
}
#endif
diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c
index 2f020401d5ba..ddfea5324b58 100644
--- a/drivers/md/dm-ioctl.c
+++ b/drivers/md/dm-ioctl.c
@@ -17,6 +17,7 @@
#include <linux/dm-ioctl.h>
#include <linux/hdreg.h>
#include <linux/compat.h>
+#include <linux/nospec.h>
#include <linux/uaccess.h>
@@ -1669,6 +1670,7 @@ static ioctl_fn lookup_ioctl(unsigned int cmd, int *ioctl_flags)
if (unlikely(cmd >= ARRAY_SIZE(_ioctls)))
return NULL;
+ cmd = array_index_nospec(cmd, ARRAY_SIZE(_ioctls));
*ioctl_flags = _ioctls[cmd].flags;
return _ioctls[cmd].fn;
}
diff --git a/drivers/media/pci/cx88/cx88-mpeg.c b/drivers/media/pci/cx88/cx88-mpeg.c
index 52ff00ebd4bd..281eca525340 100644
--- a/drivers/media/pci/cx88/cx88-mpeg.c
+++ b/drivers/media/pci/cx88/cx88-mpeg.c
@@ -171,6 +171,9 @@ int cx8802_start_dma(struct cx8802_dev *dev,
cx_write(MO_TS_GPCNTRL, GP_COUNT_CONTROL_RESET);
q->count = 0;
+ /* clear interrupt status register */
+ cx_write(MO_TS_INTSTAT, 0x1f1111);
+
/* enable irqs */
dprintk(1, "setting the interrupt mask\n");
cx_set(MO_PCI_INTMSK, core->pci_irqmask | PCI_INT_TSINT);
diff --git a/drivers/media/platform/coda/coda-common.c b/drivers/media/platform/coda/coda-common.c
index 5b87c488ee11..993208944ace 100644
--- a/drivers/media/platform/coda/coda-common.c
+++ b/drivers/media/platform/coda/coda-common.c
@@ -360,6 +360,7 @@ static struct vdoa_data *coda_get_vdoa_data(void)
if (!vdoa_data)
vdoa_data = ERR_PTR(-EPROBE_DEFER);
+ put_device(&vdoa_pdev->dev);
out:
if (vdoa_node)
of_node_put(vdoa_node);
diff --git a/drivers/media/platform/davinci/vpif.c b/drivers/media/platform/davinci/vpif.c
index 07e89a4985a6..4ac0893282f5 100644
--- a/drivers/media/platform/davinci/vpif.c
+++ b/drivers/media/platform/davinci/vpif.c
@@ -495,6 +495,7 @@ static int vpif_probe(struct platform_device *pdev)
static int vpif_remove(struct platform_device *pdev)
{
+ pm_runtime_put(&pdev->dev);
pm_runtime_disable(&pdev->dev);
return 0;
}
diff --git a/drivers/media/usb/go7007/s2250-board.c b/drivers/media/usb/go7007/s2250-board.c
index 1466db150d82..625e77f4dbd2 100644
--- a/drivers/media/usb/go7007/s2250-board.c
+++ b/drivers/media/usb/go7007/s2250-board.c
@@ -512,6 +512,7 @@ static int s2250_probe(struct i2c_client *client,
u8 *data;
struct go7007 *go = i2c_get_adapdata(adapter);
struct go7007_usb *usb = go->hpi_context;
+ int err = -EIO;
audio = i2c_new_dummy(adapter, TLV320_ADDRESS >> 1);
if (audio == NULL)
@@ -540,11 +541,8 @@ static int s2250_probe(struct i2c_client *client,
V4L2_CID_HUE, -512, 511, 1, 0);
sd->ctrl_handler = &state->hdl;
if (state->hdl.error) {
- int err = state->hdl.error;
-
- v4l2_ctrl_handler_free(&state->hdl);
- kfree(state);
- return err;
+ err = state->hdl.error;
+ goto fail;
}
state->std = V4L2_STD_NTSC;
@@ -608,7 +606,7 @@ static int s2250_probe(struct i2c_client *client,
i2c_unregister_device(audio);
v4l2_ctrl_handler_free(&state->hdl);
kfree(state);
- return -EIO;
+ return err;
}
static int s2250_remove(struct i2c_client *client)
diff --git a/drivers/media/usb/hdpvr/hdpvr-video.c b/drivers/media/usb/hdpvr/hdpvr-video.c
index 991f820a4530..1cecb37e16d2 100644
--- a/drivers/media/usb/hdpvr/hdpvr-video.c
+++ b/drivers/media/usb/hdpvr/hdpvr-video.c
@@ -312,7 +312,6 @@ static int hdpvr_start_streaming(struct hdpvr_device *dev)
dev->status = STATUS_STREAMING;
- INIT_WORK(&dev->worker, hdpvr_transmit_buffers);
schedule_work(&dev->worker);
v4l2_dbg(MSG_BUFFER, hdpvr_debug, &dev->v4l2_dev,
@@ -1175,6 +1174,9 @@ int hdpvr_register_videodev(struct hdpvr_device *dev, struct device *parent,
bool ac3 = dev->flags & HDPVR_FLAG_AC3_CAP;
int res;
+ // initialize dev->worker
+ INIT_WORK(&dev->worker, hdpvr_transmit_buffers);
+
dev->cur_std = V4L2_STD_525_60;
dev->width = 720;
dev->height = 480;
diff --git a/drivers/media/usb/stk1160/stk1160-core.c b/drivers/media/usb/stk1160/stk1160-core.c
index 8e434b31cb98..7f02c2739ec2 100644
--- a/drivers/media/usb/stk1160/stk1160-core.c
+++ b/drivers/media/usb/stk1160/stk1160-core.c
@@ -410,7 +410,7 @@ static void stk1160_disconnect(struct usb_interface *interface)
/* Here is the only place where isoc get released */
stk1160_uninit_isoc(dev);
- stk1160_clear_queue(dev);
+ stk1160_clear_queue(dev, VB2_BUF_STATE_ERROR);
video_unregister_device(&dev->vdev);
v4l2_device_disconnect(&dev->v4l2_dev);
diff --git a/drivers/media/usb/stk1160/stk1160-v4l.c b/drivers/media/usb/stk1160/stk1160-v4l.c
index 77b759a0bcd9..43676abc1694 100644
--- a/drivers/media/usb/stk1160/stk1160-v4l.c
+++ b/drivers/media/usb/stk1160/stk1160-v4l.c
@@ -269,7 +269,7 @@ static int stk1160_start_streaming(struct stk1160 *dev)
stk1160_uninit_isoc(dev);
out_stop_hw:
usb_set_interface(dev->udev, 0, 0);
- stk1160_clear_queue(dev);
+ stk1160_clear_queue(dev, VB2_BUF_STATE_QUEUED);
mutex_unlock(&dev->v4l_lock);
@@ -317,7 +317,7 @@ static int stk1160_stop_streaming(struct stk1160 *dev)
stk1160_stop_hw(dev);
- stk1160_clear_queue(dev);
+ stk1160_clear_queue(dev, VB2_BUF_STATE_ERROR);
stk1160_dbg("streaming stopped\n");
@@ -762,7 +762,7 @@ static const struct video_device v4l_template = {
/********************************************************************/
/* Must be called with both v4l_lock and vb_queue_lock hold */
-void stk1160_clear_queue(struct stk1160 *dev)
+void stk1160_clear_queue(struct stk1160 *dev, enum vb2_buffer_state vb2_state)
{
struct stk1160_buffer *buf;
unsigned long flags;
@@ -773,7 +773,7 @@ void stk1160_clear_queue(struct stk1160 *dev)
buf = list_first_entry(&dev->avail_bufs,
struct stk1160_buffer, list);
list_del(&buf->list);
- vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR);
+ vb2_buffer_done(&buf->vb.vb2_buf, vb2_state);
stk1160_dbg("buffer [%p/%d] aborted\n",
buf, buf->vb.vb2_buf.index);
}
@@ -783,7 +783,7 @@ void stk1160_clear_queue(struct stk1160 *dev)
buf = dev->isoc_ctl.buf;
dev->isoc_ctl.buf = NULL;
- vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR);
+ vb2_buffer_done(&buf->vb.vb2_buf, vb2_state);
stk1160_dbg("buffer [%p/%d] aborted\n",
buf, buf->vb.vb2_buf.index);
}
diff --git a/drivers/media/usb/stk1160/stk1160.h b/drivers/media/usb/stk1160/stk1160.h
index acd1c811db08..54a046aacd33 100644
--- a/drivers/media/usb/stk1160/stk1160.h
+++ b/drivers/media/usb/stk1160/stk1160.h
@@ -177,7 +177,7 @@ struct regval {
int stk1160_vb2_setup(struct stk1160 *dev);
int stk1160_video_register(struct stk1160 *dev);
void stk1160_video_unregister(struct stk1160 *dev);
-void stk1160_clear_queue(struct stk1160 *dev);
+void stk1160_clear_queue(struct stk1160 *dev, enum vb2_buffer_state vb2_state);
/* Provided by stk1160-video.c */
int stk1160_alloc_isoc(struct stk1160 *dev);
diff --git a/drivers/memory/atmel-ebi.c b/drivers/memory/atmel-ebi.c
index 2b9283d4fcb1..8e7b5a1d2983 100644
--- a/drivers/memory/atmel-ebi.c
+++ b/drivers/memory/atmel-ebi.c
@@ -524,20 +524,27 @@ static int atmel_ebi_probe(struct platform_device *pdev)
smc_np = of_parse_phandle(dev->of_node, "atmel,smc", 0);
ebi->smc.regmap = syscon_node_to_regmap(smc_np);
- if (IS_ERR(ebi->smc.regmap))
- return PTR_ERR(ebi->smc.regmap);
+ if (IS_ERR(ebi->smc.regmap)) {
+ ret = PTR_ERR(ebi->smc.regmap);
+ goto put_node;
+ }
ebi->smc.layout = atmel_hsmc_get_reg_layout(smc_np);
- if (IS_ERR(ebi->smc.layout))
- return PTR_ERR(ebi->smc.layout);
+ if (IS_ERR(ebi->smc.layout)) {
+ ret = PTR_ERR(ebi->smc.layout);
+ goto put_node;
+ }
ebi->smc.clk = of_clk_get(smc_np, 0);
if (IS_ERR(ebi->smc.clk)) {
- if (PTR_ERR(ebi->smc.clk) != -ENOENT)
- return PTR_ERR(ebi->smc.clk);
+ if (PTR_ERR(ebi->smc.clk) != -ENOENT) {
+ ret = PTR_ERR(ebi->smc.clk);
+ goto put_node;
+ }
ebi->smc.clk = NULL;
}
+ of_node_put(smc_np);
ret = clk_prepare_enable(ebi->smc.clk);
if (ret)
return ret;
@@ -587,6 +594,10 @@ static int atmel_ebi_probe(struct platform_device *pdev)
}
return of_platform_populate(np, NULL, NULL, dev);
+
+put_node:
+ of_node_put(smc_np);
+ return ret;
}
static __maybe_unused int atmel_ebi_resume(struct device *dev)
diff --git a/drivers/memory/emif.c b/drivers/memory/emif.c
index 88c32b8dc88a..9f293b931144 100644
--- a/drivers/memory/emif.c
+++ b/drivers/memory/emif.c
@@ -1425,7 +1425,7 @@ static struct emif_data *__init_or_module get_device_details(
temp = devm_kzalloc(dev, sizeof(*pd), GFP_KERNEL);
dev_info = devm_kzalloc(dev, sizeof(*dev_info), GFP_KERNEL);
- if (!emif || !pd || !dev_info) {
+ if (!emif || !temp || !dev_info) {
dev_err(dev, "%s:%d: allocation error\n", __func__, __LINE__);
goto error;
}
@@ -1517,7 +1517,7 @@ static int __init_or_module emif_probe(struct platform_device *pdev)
{
struct emif_data *emif;
struct resource *res;
- int irq;
+ int irq, ret;
if (pdev->dev.of_node)
emif = of_get_memory_device_details(pdev->dev.of_node, &pdev->dev);
@@ -1551,7 +1551,9 @@ static int __init_or_module emif_probe(struct platform_device *pdev)
emif_onetime_settings(emif);
emif_debugfs_init(emif);
disable_and_clear_all_interrupts(emif);
- setup_interrupts(emif, irq);
+ ret = setup_interrupts(emif, irq);
+ if (ret)
+ goto error;
/* One-time actions taken on probing the first device */
if (!emif1) {
diff --git a/drivers/mfd/asic3.c b/drivers/mfd/asic3.c
index cf2e25ab2940..21424c43ba72 100644
--- a/drivers/mfd/asic3.c
+++ b/drivers/mfd/asic3.c
@@ -915,14 +915,14 @@ static int __init asic3_mfd_probe(struct platform_device *pdev,
ret = mfd_add_devices(&pdev->dev, pdev->id,
&asic3_cell_ds1wm, 1, mem, asic->irq_base, NULL);
if (ret < 0)
- goto out;
+ goto out_unmap;
}
if (mem_sdio && (irq >= 0)) {
ret = mfd_add_devices(&pdev->dev, pdev->id,
&asic3_cell_mmc, 1, mem_sdio, irq, NULL);
if (ret < 0)
- goto out;
+ goto out_unmap;
}
ret = 0;
@@ -936,8 +936,12 @@ static int __init asic3_mfd_probe(struct platform_device *pdev,
ret = mfd_add_devices(&pdev->dev, 0,
asic3_cell_leds, ASIC3_NUM_LEDS, NULL, 0, NULL);
}
+ return ret;
- out:
+out_unmap:
+ if (asic->tmio_cnf)
+ iounmap(asic->tmio_cnf);
+out:
return ret;
}
diff --git a/drivers/mfd/mc13xxx-core.c b/drivers/mfd/mc13xxx-core.c
index 75d52034f89d..5b4faebdcae2 100644
--- a/drivers/mfd/mc13xxx-core.c
+++ b/drivers/mfd/mc13xxx-core.c
@@ -313,8 +313,10 @@ int mc13xxx_adc_do_conversion(struct mc13xxx *mc13xxx, unsigned int mode,
adc1 |= MC13783_ADC1_ATOX;
dev_dbg(mc13xxx->dev, "%s: request irq\n", __func__);
- mc13xxx_irq_request(mc13xxx, MC13XXX_IRQ_ADCDONE,
+ ret = mc13xxx_irq_request(mc13xxx, MC13XXX_IRQ_ADCDONE,
mc13xxx_handler_adcdone, __func__, &adcdone_data);
+ if (ret)
+ goto out;
mc13xxx_reg_write(mc13xxx, MC13XXX_ADC0, adc0);
mc13xxx_reg_write(mc13xxx, MC13XXX_ADC1, adc1);
diff --git a/drivers/misc/kgdbts.c b/drivers/misc/kgdbts.c
index aa70e22e247b..d14b4b0a1d7c 100644
--- a/drivers/misc/kgdbts.c
+++ b/drivers/misc/kgdbts.c
@@ -1068,10 +1068,10 @@ static int kgdbts_option_setup(char *opt)
{
if (strlen(opt) >= MAX_CONFIG_LEN) {
printk(KERN_ERR "kgdbts: config string too long\n");
- return -ENOSPC;
+ return 1;
}
strcpy(config, opt);
- return 0;
+ return 1;
}
__setup("kgdbts=", kgdbts_option_setup);
diff --git a/drivers/mmc/core/host.c b/drivers/mmc/core/host.c
index 3740fb0052a4..4da2bcfd0649 100644
--- a/drivers/mmc/core/host.c
+++ b/drivers/mmc/core/host.c
@@ -401,6 +401,16 @@ struct mmc_host *mmc_alloc_host(int extra, struct device *dev)
EXPORT_SYMBOL(mmc_alloc_host);
+static int mmc_validate_host_caps(struct mmc_host *host)
+{
+ if (host->caps & MMC_CAP_SDIO_IRQ && !host->ops->enable_sdio_irq) {
+ dev_warn(host->parent, "missing ->enable_sdio_irq() ops\n");
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
/**
* mmc_add_host - initialise host hardware
* @host: mmc host
@@ -413,8 +423,9 @@ int mmc_add_host(struct mmc_host *host)
{
int err;
- WARN_ON((host->caps & MMC_CAP_SDIO_IRQ) &&
- !host->ops->enable_sdio_irq);
+ err = mmc_validate_host_caps(host);
+ if (err)
+ return err;
err = device_add(&host->class_dev);
if (err)
diff --git a/drivers/mmc/host/sdhci-xenon.c b/drivers/mmc/host/sdhci-xenon.c
index ca34fa424634..bd7d15936836 100644
--- a/drivers/mmc/host/sdhci-xenon.c
+++ b/drivers/mmc/host/sdhci-xenon.c
@@ -243,16 +243,6 @@ static void xenon_voltage_switch(struct sdhci_host *host)
{
/* Wait for 5ms after set 1.8V signal enable bit */
usleep_range(5000, 5500);
-
- /*
- * For some reason the controller's Host Control2 register reports
- * the bit representing 1.8V signaling as 0 when read after it was
- * written as 1. Subsequent read reports 1.
- *
- * Since this may cause some issues, do an empty read of the Host
- * Control2 register here to circumvent this.
- */
- sdhci_readw(host, SDHCI_HOST_CONTROL2);
}
static const struct sdhci_ops sdhci_xenon_ops = {
diff --git a/drivers/mtd/nand/atmel/nand-controller.c b/drivers/mtd/nand/atmel/nand-controller.c
index d5a493e8ee08..475c751f2d1e 100644
--- a/drivers/mtd/nand/atmel/nand-controller.c
+++ b/drivers/mtd/nand/atmel/nand-controller.c
@@ -1998,13 +1998,15 @@ static int atmel_nand_controller_init(struct atmel_nand_controller *nc,
nc->mck = of_clk_get(dev->parent->of_node, 0);
if (IS_ERR(nc->mck)) {
dev_err(dev, "Failed to retrieve MCK clk\n");
- return PTR_ERR(nc->mck);
+ ret = PTR_ERR(nc->mck);
+ goto out_release_dma;
}
np = of_parse_phandle(dev->parent->of_node, "atmel,smc", 0);
if (!np) {
dev_err(dev, "Missing or invalid atmel,smc property\n");
- return -EINVAL;
+ ret = -EINVAL;
+ goto out_release_dma;
}
nc->smc = syscon_node_to_regmap(np);
@@ -2012,10 +2014,16 @@ static int atmel_nand_controller_init(struct atmel_nand_controller *nc,
if (IS_ERR(nc->smc)) {
ret = PTR_ERR(nc->smc);
dev_err(dev, "Could not get SMC regmap (err = %d)\n", ret);
- return ret;
+ goto out_release_dma;
}
return 0;
+
+out_release_dma:
+ if (nc->dmac)
+ dma_release_channel(nc->dmac);
+
+ return ret;
}
static int
diff --git a/drivers/mtd/onenand/generic.c b/drivers/mtd/onenand/generic.c
index 125da34d8ff9..23a878e7974e 100644
--- a/drivers/mtd/onenand/generic.c
+++ b/drivers/mtd/onenand/generic.c
@@ -58,7 +58,12 @@ static int generic_onenand_probe(struct platform_device *pdev)
}
info->onenand.mmcontrol = pdata ? pdata->mmcontrol : NULL;
- info->onenand.irq = platform_get_irq(pdev, 0);
+
+ err = platform_get_irq(pdev, 0);
+ if (err < 0)
+ goto out_iounmap;
+
+ info->onenand.irq = err;
info->mtd.dev.parent = &pdev->dev;
info->mtd.priv = &info->onenand;
diff --git a/drivers/mtd/ubi/build.c b/drivers/mtd/ubi/build.c
index 0104d9537329..933c4de39dce 100644
--- a/drivers/mtd/ubi/build.c
+++ b/drivers/mtd/ubi/build.c
@@ -363,9 +363,6 @@ static ssize_t dev_attribute_show(struct device *dev,
* we still can use 'ubi->ubi_num'.
*/
ubi = container_of(dev, struct ubi_device, dev);
- ubi = ubi_get_device(ubi->ubi_num);
- if (!ubi)
- return -ENODEV;
if (attr == &dev_eraseblock_size)
ret = sprintf(buf, "%d\n", ubi->leb_size);
@@ -394,7 +391,6 @@ static ssize_t dev_attribute_show(struct device *dev,
else
ret = -EINVAL;
- ubi_put_device(ubi);
return ret;
}
@@ -960,9 +956,6 @@ int ubi_attach_mtd_dev(struct mtd_info *mtd, int ubi_num,
goto out_detach;
}
- /* Make device "available" before it becomes accessible via sysfs */
- ubi_devices[ubi_num] = ubi;
-
err = uif_init(ubi);
if (err)
goto out_detach;
@@ -1007,6 +1000,7 @@ int ubi_attach_mtd_dev(struct mtd_info *mtd, int ubi_num,
wake_up_process(ubi->bgt_thread);
spin_unlock(&ubi->wl_lock);
+ ubi_devices[ubi_num] = ubi;
ubi_notify_all(ubi, UBI_VOLUME_ADDED, NULL);
return ubi_num;
@@ -1015,7 +1009,6 @@ int ubi_attach_mtd_dev(struct mtd_info *mtd, int ubi_num,
out_uif:
uif_close(ubi);
out_detach:
- ubi_devices[ubi_num] = NULL;
ubi_wl_close(ubi);
ubi_free_internal_volumes(ubi);
vfree(ubi->vtbl);
diff --git a/drivers/mtd/ubi/fastmap.c b/drivers/mtd/ubi/fastmap.c
index 18aba1cf8acc..2882a575a74f 100644
--- a/drivers/mtd/ubi/fastmap.c
+++ b/drivers/mtd/ubi/fastmap.c
@@ -478,7 +478,9 @@ static int scan_pool(struct ubi_device *ubi, struct ubi_attach_info *ai,
if (err == UBI_IO_FF_BITFLIPS)
scrub = 1;
- add_aeb(ai, free, pnum, ec, scrub);
+ ret = add_aeb(ai, free, pnum, ec, scrub);
+ if (ret)
+ goto out;
continue;
} else if (err == 0 || err == UBI_IO_BITFLIPS) {
dbg_bld("Found non empty PEB:%i in pool", pnum);
@@ -648,8 +650,10 @@ static int ubi_attach_fastmap(struct ubi_device *ubi,
if (fm_pos >= fm_size)
goto fail_bad;
- add_aeb(ai, &ai->free, be32_to_cpu(fmec->pnum),
- be32_to_cpu(fmec->ec), 0);
+ ret = add_aeb(ai, &ai->free, be32_to_cpu(fmec->pnum),
+ be32_to_cpu(fmec->ec), 0);
+ if (ret)
+ goto fail;
}
/* read EC values from used list */
@@ -659,8 +663,10 @@ static int ubi_attach_fastmap(struct ubi_device *ubi,
if (fm_pos >= fm_size)
goto fail_bad;
- add_aeb(ai, &used, be32_to_cpu(fmec->pnum),
- be32_to_cpu(fmec->ec), 0);
+ ret = add_aeb(ai, &used, be32_to_cpu(fmec->pnum),
+ be32_to_cpu(fmec->ec), 0);
+ if (ret)
+ goto fail;
}
/* read EC values from scrub list */
@@ -670,8 +676,10 @@ static int ubi_attach_fastmap(struct ubi_device *ubi,
if (fm_pos >= fm_size)
goto fail_bad;
- add_aeb(ai, &used, be32_to_cpu(fmec->pnum),
- be32_to_cpu(fmec->ec), 1);
+ ret = add_aeb(ai, &used, be32_to_cpu(fmec->pnum),
+ be32_to_cpu(fmec->ec), 1);
+ if (ret)
+ goto fail;
}
/* read EC values from erase list */
@@ -681,8 +689,10 @@ static int ubi_attach_fastmap(struct ubi_device *ubi,
if (fm_pos >= fm_size)
goto fail_bad;
- add_aeb(ai, &ai->erase, be32_to_cpu(fmec->pnum),
- be32_to_cpu(fmec->ec), 1);
+ ret = add_aeb(ai, &ai->erase, be32_to_cpu(fmec->pnum),
+ be32_to_cpu(fmec->ec), 1);
+ if (ret)
+ goto fail;
}
ai->mean_ec = div_u64(ai->ec_sum, ai->ec_count);
diff --git a/drivers/mtd/ubi/vmt.c b/drivers/mtd/ubi/vmt.c
index 0be516780e92..8f641448a97a 100644
--- a/drivers/mtd/ubi/vmt.c
+++ b/drivers/mtd/ubi/vmt.c
@@ -69,16 +69,11 @@ static ssize_t vol_attribute_show(struct device *dev,
{
int ret;
struct ubi_volume *vol = container_of(dev, struct ubi_volume, dev);
- struct ubi_device *ubi;
-
- ubi = ubi_get_device(vol->ubi->ubi_num);
- if (!ubi)
- return -ENODEV;
+ struct ubi_device *ubi = vol->ubi;
spin_lock(&ubi->volumes_lock);
if (!ubi->volumes[vol->vol_id]) {
spin_unlock(&ubi->volumes_lock);
- ubi_put_device(ubi);
return -ENODEV;
}
/* Take a reference to prevent volume removal */
@@ -116,7 +111,6 @@ static ssize_t vol_attribute_show(struct device *dev,
vol->ref_count -= 1;
ubi_assert(vol->ref_count >= 0);
spin_unlock(&ubi->volumes_lock);
- ubi_put_device(ubi);
return ret;
}
diff --git a/drivers/net/can/usb/ems_usb.c b/drivers/net/can/usb/ems_usb.c
index d62d61d734ea..4d01b6cbf0eb 100644
--- a/drivers/net/can/usb/ems_usb.c
+++ b/drivers/net/can/usb/ems_usb.c
@@ -834,7 +834,6 @@ static netdev_tx_t ems_usb_start_xmit(struct sk_buff *skb, struct net_device *ne
usb_unanchor_urb(urb);
usb_free_coherent(dev->udev, size, buf, urb->transfer_dma);
- dev_kfree_skb(skb);
atomic_dec(&dev->active_tx_urbs);
diff --git a/drivers/net/can/usb/mcba_usb.c b/drivers/net/can/usb/mcba_usb.c
index 9e43fbb4cc9d..f7c3fc3dabfe 100644
--- a/drivers/net/can/usb/mcba_usb.c
+++ b/drivers/net/can/usb/mcba_usb.c
@@ -44,10 +44,6 @@
#define MCBA_USB_RX_BUFF_SIZE 64
#define MCBA_USB_TX_BUFF_SIZE (sizeof(struct mcba_usb_msg))
-/* MCBA endpoint numbers */
-#define MCBA_USB_EP_IN 1
-#define MCBA_USB_EP_OUT 1
-
/* Microchip command id */
#define MBCA_CMD_RECEIVE_MESSAGE 0xE3
#define MBCA_CMD_I_AM_ALIVE_FROM_CAN 0xF5
@@ -95,6 +91,8 @@ struct mcba_priv {
atomic_t free_ctx_cnt;
void *rxbuf[MCBA_MAX_RX_URBS];
dma_addr_t rxbuf_dma[MCBA_MAX_RX_URBS];
+ int rx_pipe;
+ int tx_pipe;
};
/* CAN frame */
@@ -283,10 +281,8 @@ static netdev_tx_t mcba_usb_xmit(struct mcba_priv *priv,
memcpy(buf, usb_msg, MCBA_USB_TX_BUFF_SIZE);
- usb_fill_bulk_urb(urb, priv->udev,
- usb_sndbulkpipe(priv->udev, MCBA_USB_EP_OUT), buf,
- MCBA_USB_TX_BUFF_SIZE, mcba_usb_write_bulk_callback,
- ctx);
+ usb_fill_bulk_urb(urb, priv->udev, priv->tx_pipe, buf, MCBA_USB_TX_BUFF_SIZE,
+ mcba_usb_write_bulk_callback, ctx);
urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
usb_anchor_urb(urb, &priv->tx_submitted);
@@ -379,7 +375,6 @@ static netdev_tx_t mcba_usb_start_xmit(struct sk_buff *skb,
xmit_failed:
can_free_echo_skb(priv->netdev, ctx->ndx);
mcba_usb_free_ctx(ctx);
- dev_kfree_skb(skb);
stats->tx_dropped++;
return NETDEV_TX_OK;
@@ -622,7 +617,7 @@ static void mcba_usb_read_bulk_callback(struct urb *urb)
resubmit_urb:
usb_fill_bulk_urb(urb, priv->udev,
- usb_rcvbulkpipe(priv->udev, MCBA_USB_EP_OUT),
+ priv->rx_pipe,
urb->transfer_buffer, MCBA_USB_RX_BUFF_SIZE,
mcba_usb_read_bulk_callback, priv);
@@ -667,7 +662,7 @@ static int mcba_usb_start(struct mcba_priv *priv)
urb->transfer_dma = buf_dma;
usb_fill_bulk_urb(urb, priv->udev,
- usb_rcvbulkpipe(priv->udev, MCBA_USB_EP_IN),
+ priv->rx_pipe,
buf, MCBA_USB_RX_BUFF_SIZE,
mcba_usb_read_bulk_callback, priv);
urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
@@ -821,6 +816,13 @@ static int mcba_usb_probe(struct usb_interface *intf,
struct mcba_priv *priv;
int err = -ENOMEM;
struct usb_device *usbdev = interface_to_usbdev(intf);
+ struct usb_endpoint_descriptor *in, *out;
+
+ err = usb_find_common_endpoints(intf->cur_altsetting, &in, &out, NULL, NULL);
+ if (err) {
+ dev_err(&intf->dev, "Can't find endpoints\n");
+ return err;
+ }
netdev = alloc_candev(sizeof(struct mcba_priv), MCBA_MAX_TX_URBS);
if (!netdev) {
@@ -866,6 +868,9 @@ static int mcba_usb_probe(struct usb_interface *intf,
goto cleanup_free_candev;
}
+ priv->rx_pipe = usb_rcvbulkpipe(priv->udev, in->bEndpointAddress);
+ priv->tx_pipe = usb_sndbulkpipe(priv->udev, out->bEndpointAddress);
+
devm_can_led_init(netdev);
/* Start USB dev only if we have successfully registered CAN device */
diff --git a/drivers/net/can/vxcan.c b/drivers/net/can/vxcan.c
index fc9197f14a3f..4b5355226f58 100644
--- a/drivers/net/can/vxcan.c
+++ b/drivers/net/can/vxcan.c
@@ -156,7 +156,7 @@ static void vxcan_setup(struct net_device *dev)
dev->hard_header_len = 0;
dev->addr_len = 0;
dev->tx_queue_len = 0;
- dev->flags = (IFF_NOARP|IFF_ECHO);
+ dev->flags = IFF_NOARP;
dev->netdev_ops = &vxcan_netdev_ops;
dev->needs_free_netdev = true;
}
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
index e3123cb0fb70..82e16b2d1f7a 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
@@ -1272,9 +1272,7 @@ static int bnxt_set_pauseparam(struct net_device *dev,
}
link_info->autoneg |= BNXT_AUTONEG_FLOW_CTRL;
- if (bp->hwrm_spec_code >= 0x10201)
- link_info->req_flow_ctrl =
- PORT_PHY_CFG_REQ_AUTO_PAUSE_AUTONEG_PAUSE;
+ link_info->req_flow_ctrl = 0;
} else {
/* when transition from auto pause to force pause,
* force a link change
diff --git a/drivers/net/ethernet/mellanox/mlxsw/i2c.c b/drivers/net/ethernet/mellanox/mlxsw/i2c.c
index c0dcfa05b077..3d10e6100748 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/i2c.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/i2c.c
@@ -548,6 +548,7 @@ static int mlxsw_i2c_probe(struct i2c_client *client,
return 0;
errout:
+ mutex_destroy(&mlxsw_i2c->cmd.lock);
i2c_set_clientdata(client, NULL);
return err;
diff --git a/drivers/net/ethernet/micrel/Kconfig b/drivers/net/ethernet/micrel/Kconfig
index b7e2f49696b7..aa12bace8673 100644
--- a/drivers/net/ethernet/micrel/Kconfig
+++ b/drivers/net/ethernet/micrel/Kconfig
@@ -45,6 +45,7 @@ config KS8851
config KS8851_MLL
tristate "Micrel KS8851 MLL"
depends on HAS_IOMEM
+ depends on PTP_1588_CLOCK_OPTIONAL
select MII
---help---
This platform driver is for Micrel KS8851 Address/data bus
diff --git a/drivers/net/ethernet/qlogic/qed/qed_sriov.c b/drivers/net/ethernet/qlogic/qed/qed_sriov.c
index 5e7e977c62b6..3dbea6be4e55 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_sriov.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_sriov.c
@@ -2996,12 +2996,16 @@ static int qed_iov_pre_update_vport(struct qed_hwfn *hwfn,
u8 mask = QED_ACCEPT_UCAST_UNMATCHED | QED_ACCEPT_MCAST_UNMATCHED;
struct qed_filter_accept_flags *flags = ¶ms->accept_flags;
struct qed_public_vf_info *vf_info;
+ u16 tlv_mask;
+
+ tlv_mask = BIT(QED_IOV_VP_UPDATE_ACCEPT_PARAM) |
+ BIT(QED_IOV_VP_UPDATE_ACCEPT_ANY_VLAN);
/* Untrusted VFs can't even be trusted to know that fact.
* Simply indicate everything is configured fine, and trace
* configuration 'behind their back'.
*/
- if (!(*tlvs & BIT(QED_IOV_VP_UPDATE_ACCEPT_PARAM)))
+ if (!(*tlvs & tlv_mask))
return 0;
vf_info = qed_iov_get_public_vf_info(hwfn, vfid, true);
@@ -3018,6 +3022,13 @@ static int qed_iov_pre_update_vport(struct qed_hwfn *hwfn,
flags->tx_accept_filter &= ~mask;
}
+ if (params->update_accept_any_vlan_flg) {
+ vf_info->accept_any_vlan = params->accept_any_vlan;
+
+ if (vf_info->forced_vlan && !vf_info->is_trusted_configured)
+ params->accept_any_vlan = false;
+ }
+
return 0;
}
@@ -4587,6 +4598,7 @@ static int qed_get_vf_config(struct qed_dev *cdev,
tx_rate = vf_info->tx_rate;
ivi->max_tx_rate = tx_rate ? tx_rate : link.speed;
ivi->min_tx_rate = qed_iov_get_vf_min_rate(hwfn, vf_id);
+ ivi->trusted = vf_info->is_trusted_request;
return 0;
}
@@ -4919,6 +4931,12 @@ static void qed_iov_handle_trust_change(struct qed_hwfn *hwfn)
params.update_ctl_frame_check = 1;
params.mac_chk_en = !vf_info->is_trusted_configured;
+ params.update_accept_any_vlan_flg = 0;
+
+ if (vf_info->accept_any_vlan && vf_info->forced_vlan) {
+ params.update_accept_any_vlan_flg = 1;
+ params.accept_any_vlan = vf_info->accept_any_vlan;
+ }
if (vf_info->rx_accept_mode & mask) {
flags->update_rx_mode_config = 1;
@@ -4934,13 +4952,20 @@ static void qed_iov_handle_trust_change(struct qed_hwfn *hwfn)
if (!vf_info->is_trusted_configured) {
flags->rx_accept_filter &= ~mask;
flags->tx_accept_filter &= ~mask;
+ params.accept_any_vlan = false;
}
if (flags->update_rx_mode_config ||
flags->update_tx_mode_config ||
- params.update_ctl_frame_check)
+ params.update_ctl_frame_check ||
+ params.update_accept_any_vlan_flg) {
+ DP_VERBOSE(hwfn, QED_MSG_IOV,
+ "vport update config for %s VF[abs 0x%x rel 0x%x]\n",
+ vf_info->is_trusted_configured ? "trusted" : "untrusted",
+ vf->abs_vf_id, vf->relative_vf_id);
qed_sp_vport_update(hwfn, ¶ms,
QED_SPQ_MODE_EBLOCK, NULL);
+ }
}
}
diff --git a/drivers/net/ethernet/qlogic/qed/qed_sriov.h b/drivers/net/ethernet/qlogic/qed/qed_sriov.h
index 3955929ba892..a17ac595331f 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_sriov.h
+++ b/drivers/net/ethernet/qlogic/qed/qed_sriov.h
@@ -88,6 +88,7 @@ struct qed_public_vf_info {
bool is_trusted_request;
u8 rx_accept_mode;
u8 tx_accept_mode;
+ bool accept_any_vlan;
};
struct qed_iov_vf_init_params {
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.h
index f4aa6331b367..0a9d24e86715 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.h
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_dcb.h
@@ -52,7 +52,7 @@ static inline int qlcnic_dcb_get_hw_capability(struct qlcnic_dcb *dcb)
if (dcb && dcb->ops->get_hw_capability)
return dcb->ops->get_hw_capability(dcb);
- return 0;
+ return -EOPNOTSUPP;
}
static inline void qlcnic_dcb_free(struct qlcnic_dcb *dcb)
@@ -66,7 +66,7 @@ static inline int qlcnic_dcb_attach(struct qlcnic_dcb *dcb)
if (dcb && dcb->ops->attach)
return dcb->ops->attach(dcb);
- return 0;
+ return -EOPNOTSUPP;
}
static inline int
@@ -75,7 +75,7 @@ qlcnic_dcb_query_hw_capability(struct qlcnic_dcb *dcb, char *buf)
if (dcb && dcb->ops->query_hw_capability)
return dcb->ops->query_hw_capability(dcb, buf);
- return 0;
+ return -EOPNOTSUPP;
}
static inline void qlcnic_dcb_get_info(struct qlcnic_dcb *dcb)
@@ -90,7 +90,7 @@ qlcnic_dcb_query_cee_param(struct qlcnic_dcb *dcb, char *buf, u8 type)
if (dcb && dcb->ops->query_cee_param)
return dcb->ops->query_cee_param(dcb, buf, type);
- return 0;
+ return -EOPNOTSUPP;
}
static inline int qlcnic_dcb_get_cee_cfg(struct qlcnic_dcb *dcb)
@@ -98,7 +98,7 @@ static inline int qlcnic_dcb_get_cee_cfg(struct qlcnic_dcb *dcb)
if (dcb && dcb->ops->get_cee_cfg)
return dcb->ops->get_cee_cfg(dcb);
- return 0;
+ return -EOPNOTSUPP;
}
static inline void qlcnic_dcb_aen_handler(struct qlcnic_dcb *dcb, void *msg)
diff --git a/drivers/net/ethernet/stmicro/stmmac/altr_tse_pcs.c b/drivers/net/ethernet/stmicro/stmmac/altr_tse_pcs.c
index 6a9c954492f2..6ca428a702f1 100644
--- a/drivers/net/ethernet/stmicro/stmmac/altr_tse_pcs.c
+++ b/drivers/net/ethernet/stmicro/stmmac/altr_tse_pcs.c
@@ -68,10 +68,6 @@
#define TSE_PCS_USE_SGMII_ENA BIT(0)
#define TSE_PCS_IF_USE_SGMII 0x03
-#define SGMII_ADAPTER_CTRL_REG 0x00
-#define SGMII_ADAPTER_DISABLE 0x0001
-#define SGMII_ADAPTER_ENABLE 0x0000
-
#define AUTONEGO_LINK_TIMER 20
static int tse_pcs_reset(void __iomem *base, struct tse_pcs *pcs)
@@ -215,12 +211,8 @@ void tse_pcs_fix_mac_speed(struct tse_pcs *pcs, struct phy_device *phy_dev,
unsigned int speed)
{
void __iomem *tse_pcs_base = pcs->tse_pcs_base;
- void __iomem *sgmii_adapter_base = pcs->sgmii_adapter_base;
u32 val;
- writew(SGMII_ADAPTER_ENABLE,
- sgmii_adapter_base + SGMII_ADAPTER_CTRL_REG);
-
pcs->autoneg = phy_dev->autoneg;
if (phy_dev->autoneg == AUTONEG_ENABLE) {
diff --git a/drivers/net/ethernet/stmicro/stmmac/altr_tse_pcs.h b/drivers/net/ethernet/stmicro/stmmac/altr_tse_pcs.h
index 2f5882450b06..254199f2efdb 100644
--- a/drivers/net/ethernet/stmicro/stmmac/altr_tse_pcs.h
+++ b/drivers/net/ethernet/stmicro/stmmac/altr_tse_pcs.h
@@ -21,6 +21,10 @@
#include <linux/phy.h>
#include <linux/timer.h>
+#define SGMII_ADAPTER_CTRL_REG 0x00
+#define SGMII_ADAPTER_ENABLE 0x0000
+#define SGMII_ADAPTER_DISABLE 0x0001
+
struct tse_pcs {
struct device *dev;
void __iomem *tse_pcs_base;
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c
index 33407df6bea6..32ead4a4b460 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c
@@ -29,9 +29,6 @@
#include "altr_tse_pcs.h"
-#define SGMII_ADAPTER_CTRL_REG 0x00
-#define SGMII_ADAPTER_DISABLE 0x0001
-
#define SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_GMII_MII 0x0
#define SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_RGMII 0x1
#define SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_RMII 0x2
@@ -65,16 +62,14 @@ static void socfpga_dwmac_fix_mac_speed(void *priv, unsigned int speed)
{
struct socfpga_dwmac *dwmac = (struct socfpga_dwmac *)priv;
void __iomem *splitter_base = dwmac->splitter_base;
- void __iomem *tse_pcs_base = dwmac->pcs.tse_pcs_base;
void __iomem *sgmii_adapter_base = dwmac->pcs.sgmii_adapter_base;
struct device *dev = dwmac->dev;
struct net_device *ndev = dev_get_drvdata(dev);
struct phy_device *phy_dev = ndev->phydev;
u32 val;
- if ((tse_pcs_base) && (sgmii_adapter_base))
- writew(SGMII_ADAPTER_DISABLE,
- sgmii_adapter_base + SGMII_ADAPTER_CTRL_REG);
+ writew(SGMII_ADAPTER_DISABLE,
+ sgmii_adapter_base + SGMII_ADAPTER_CTRL_REG);
if (splitter_base) {
val = readl(splitter_base + EMAC_SPLITTER_CTRL_REG);
@@ -96,7 +91,9 @@ static void socfpga_dwmac_fix_mac_speed(void *priv, unsigned int speed)
writel(val, splitter_base + EMAC_SPLITTER_CTRL_REG);
}
- if (tse_pcs_base && sgmii_adapter_base)
+ writew(SGMII_ADAPTER_ENABLE,
+ sgmii_adapter_base + SGMII_ADAPTER_CTRL_REG);
+ if (phy_dev)
tse_pcs_fix_mac_speed(&dwmac->pcs, phy_dev, speed);
}
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
index d008e9d1518b..14d11f9fcbe8 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
@@ -388,8 +388,7 @@ stmmac_probe_config_dt(struct platform_device *pdev, const char **mac)
plat->interface = of_get_phy_mode(np);
/* Get max speed of operation from device tree */
- if (of_property_read_u32(np, "max-speed", &plat->max_speed))
- plat->max_speed = -1;
+ of_property_read_u32(np, "max-speed", &plat->max_speed);
plat->bus_id = of_alias_get_id(np, "ethernet");
if (plat->bus_id < 0)
diff --git a/drivers/net/ethernet/sun/sunhme.c b/drivers/net/ethernet/sun/sunhme.c
index 9e983e1d8249..7522f277e912 100644
--- a/drivers/net/ethernet/sun/sunhme.c
+++ b/drivers/net/ethernet/sun/sunhme.c
@@ -3165,7 +3165,7 @@ static int happy_meal_pci_probe(struct pci_dev *pdev,
if (err) {
printk(KERN_ERR "happymeal(PCI): Cannot register net device, "
"aborting.\n");
- goto err_out_iounmap;
+ goto err_out_free_coherent;
}
pci_set_drvdata(pdev, hp);
@@ -3198,6 +3198,10 @@ static int happy_meal_pci_probe(struct pci_dev *pdev,
return 0;
+err_out_free_coherent:
+ dma_free_coherent(hp->dma_dev, PAGE_SIZE,
+ hp->happy_block, hp->hblock_dvma);
+
err_out_iounmap:
iounmap(hp->gregs);
diff --git a/drivers/net/hamradio/6pack.c b/drivers/net/hamradio/6pack.c
index 7e430300818e..3d5b2b4899ec 100644
--- a/drivers/net/hamradio/6pack.c
+++ b/drivers/net/hamradio/6pack.c
@@ -685,14 +685,14 @@ static void sixpack_close(struct tty_struct *tty)
*/
netif_stop_queue(sp->dev);
+ unregister_netdev(sp->dev);
+
del_timer_sync(&sp->tx_t);
del_timer_sync(&sp->resync_t);
/* Free all 6pack frame buffers. */
kfree(sp->rbuff);
kfree(sp->xbuff);
-
- unregister_netdev(sp->dev);
}
/* Perform I/O control on an active 6pack channel. */
diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c
index cba5cb3b849a..dc89019ca876 100644
--- a/drivers/net/macvtap.c
+++ b/drivers/net/macvtap.c
@@ -132,11 +132,17 @@ static void macvtap_setup(struct net_device *dev)
dev->tx_queue_len = TUN_READQ_SIZE;
}
+static struct net *macvtap_link_net(const struct net_device *dev)
+{
+ return dev_net(macvlan_dev_real_dev(dev));
+}
+
static struct rtnl_link_ops macvtap_link_ops __read_mostly = {
.kind = "macvtap",
.setup = macvtap_setup,
.newlink = macvtap_newlink,
.dellink = macvtap_dellink,
+ .get_link_net = macvtap_link_net,
.priv_size = sizeof(struct macvtap_dev),
};
diff --git a/drivers/net/phy/broadcom.c b/drivers/net/phy/broadcom.c
index 1e9ad30a35c8..97e017a54eb5 100644
--- a/drivers/net/phy/broadcom.c
+++ b/drivers/net/phy/broadcom.c
@@ -15,6 +15,7 @@
*/
#include "bcm-phy-lib.h"
+#include <linux/delay.h>
#include <linux/module.h>
#include <linux/phy.h>
#include <linux/brcmphy.h>
@@ -444,6 +445,26 @@ static int brcm_fet_config_init(struct phy_device *phydev)
if (err < 0)
return err;
+ /* The datasheet indicates the PHY needs up to 1us to complete a reset,
+ * build some slack here.
+ */
+ usleep_range(1000, 2000);
+
+ /* The PHY requires 65 MDC clock cycles to complete a write operation
+ * and turnaround the line properly.
+ *
+ * We ignore -EIO here as the MDIO controller (e.g.: mdio-bcm-unimac)
+ * may flag the lack of turn-around as a read failure. This is
+ * particularly true with this combination since the MDIO controller
+ * only used 64 MDC cycles. This is not a critical failure in this
+ * specific case and it has no functional impact otherwise, so we let
+ * that one go through. If there is a genuine bus error, the next read
+ * of MII_BRCM_FET_INTREG will error out.
+ */
+ err = phy_read(phydev, MII_BMCR);
+ if (err < 0 && err != -EIO)
+ return err;
+
reg = phy_read(phydev, MII_BRCM_FET_INTREG);
if (reg < 0)
return reg;
diff --git a/drivers/net/slip/slip.c b/drivers/net/slip/slip.c
index d7882b548b79..dd95d6181afa 100644
--- a/drivers/net/slip/slip.c
+++ b/drivers/net/slip/slip.c
@@ -471,7 +471,7 @@ static void sl_tx_timeout(struct net_device *dev)
spin_lock(&sl->lock);
if (netif_queue_stopped(dev)) {
- if (!netif_running(dev))
+ if (!netif_running(dev) || !sl->tty)
goto out;
/* May be we must check transmitter timeout here ?
diff --git a/drivers/net/veth.c b/drivers/net/veth.c
index a69ad39ee57e..f0b26768a639 100644
--- a/drivers/net/veth.c
+++ b/drivers/net/veth.c
@@ -106,7 +106,7 @@ static netdev_tx_t veth_xmit(struct sk_buff *skb, struct net_device *dev)
rcu_read_lock();
rcv = rcu_dereference(priv->peer);
- if (unlikely(!rcv)) {
+ if (unlikely(!rcv) || !pskb_may_pull(skb, ETH_HLEN)) {
kfree_skb(skb);
goto drop;
}
diff --git a/drivers/net/wireless/ath/ath5k/eeprom.c b/drivers/net/wireless/ath/ath5k/eeprom.c
index 94d34ee02265..01163b333945 100644
--- a/drivers/net/wireless/ath/ath5k/eeprom.c
+++ b/drivers/net/wireless/ath/ath5k/eeprom.c
@@ -746,6 +746,9 @@ ath5k_eeprom_convert_pcal_info_5111(struct ath5k_hw *ah, int mode,
}
}
+ if (idx == AR5K_EEPROM_N_PD_CURVES)
+ goto err_out;
+
ee->ee_pd_gains[mode] = 1;
pd = &chinfo[pier].pd_curves[idx];
diff --git a/drivers/net/wireless/ath/ath9k/htc_hst.c b/drivers/net/wireless/ath/ath9k/htc_hst.c
index 05fca38b38ed..e37de14bc502 100644
--- a/drivers/net/wireless/ath/ath9k/htc_hst.c
+++ b/drivers/net/wireless/ath/ath9k/htc_hst.c
@@ -30,6 +30,7 @@ static int htc_issue_send(struct htc_target *target, struct sk_buff* skb,
hdr->endpoint_id = epid;
hdr->flags = flags;
hdr->payload_len = cpu_to_be16(len);
+ memset(hdr->control, 0, sizeof(hdr->control));
status = target->hif->send(target->hif_dev, endpoint->ul_pipeid, skb);
@@ -274,6 +275,10 @@ int htc_connect_service(struct htc_target *target,
conn_msg->dl_pipeid = endpoint->dl_pipeid;
conn_msg->ul_pipeid = endpoint->ul_pipeid;
+ /* To prevent infoleak */
+ conn_msg->svc_meta_len = 0;
+ conn_msg->pad = 0;
+
ret = htc_issue_send(target, skb, skb->len, 0, ENDPOINT0);
if (ret)
goto err;
diff --git a/drivers/net/wireless/ath/carl9170/main.c b/drivers/net/wireless/ath/carl9170/main.c
index 80312b2fddb1..39f4bde6c2a0 100644
--- a/drivers/net/wireless/ath/carl9170/main.c
+++ b/drivers/net/wireless/ath/carl9170/main.c
@@ -1922,7 +1922,7 @@ static int carl9170_parse_eeprom(struct ar9170 *ar)
WARN_ON(!(tx_streams >= 1 && tx_streams <=
IEEE80211_HT_MCS_TX_MAX_STREAMS));
- tx_params = (tx_streams - 1) <<
+ tx_params |= (tx_streams - 1) <<
IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT;
carl9170_band_2GHz.ht_cap.mcs.tx_params |= tx_params;
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
index 091b52979e03..13c25798f39a 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
@@ -216,6 +216,8 @@ static int brcmf_init_nvram_parser(struct nvram_parser *nvp,
size = BRCMF_FW_MAX_NVRAM_SIZE;
else
size = data_len;
+ /* Add space for properties we may add */
+ size += strlen(BRCMF_FW_DEFAULT_BOARDREV) + 1;
/* Alloc for extra 0 byte + roundup by 4 + length field */
size += 1 + 3 + sizeof(u32);
nvp->nvram = kzalloc(size, GFP_KERNEL);
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
index e6e9b00b79d7..fbaec4ea5988 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
@@ -22,6 +22,7 @@
#include <linux/interrupt.h>
#include <linux/bcma/bcma.h>
#include <linux/sched.h>
+#include <linux/io.h>
#include <asm/unaligned.h>
#include <soc.h>
@@ -428,47 +429,6 @@ brcmf_pcie_write_ram32(struct brcmf_pciedev_info *devinfo, u32 mem_offset,
}
-static void
-brcmf_pcie_copy_mem_todev(struct brcmf_pciedev_info *devinfo, u32 mem_offset,
- void *srcaddr, u32 len)
-{
- void __iomem *address = devinfo->tcm + mem_offset;
- __le32 *src32;
- __le16 *src16;
- u8 *src8;
-
- if (((ulong)address & 4) || ((ulong)srcaddr & 4) || (len & 4)) {
- if (((ulong)address & 2) || ((ulong)srcaddr & 2) || (len & 2)) {
- src8 = (u8 *)srcaddr;
- while (len) {
- iowrite8(*src8, address);
- address++;
- src8++;
- len--;
- }
- } else {
- len = len / 2;
- src16 = (__le16 *)srcaddr;
- while (len) {
- iowrite16(le16_to_cpu(*src16), address);
- address += 2;
- src16++;
- len--;
- }
- }
- } else {
- len = len / 4;
- src32 = (__le32 *)srcaddr;
- while (len) {
- iowrite32(le32_to_cpu(*src32), address);
- address += 4;
- src32++;
- len--;
- }
- }
-}
-
-
static void
brcmf_pcie_copy_dev_tomem(struct brcmf_pciedev_info *devinfo, u32 mem_offset,
void *dstaddr, u32 len)
@@ -1454,8 +1414,8 @@ static int brcmf_pcie_download_fw_nvram(struct brcmf_pciedev_info *devinfo,
return err;
brcmf_dbg(PCIE, "Download FW %s\n", devinfo->fw_name);
- brcmf_pcie_copy_mem_todev(devinfo, devinfo->ci->rambase,
- (void *)fw->data, fw->size);
+ memcpy_toio(devinfo->tcm + devinfo->ci->rambase,
+ (void *)fw->data, fw->size);
resetintr = get_unaligned_le32(fw->data);
release_firmware(fw);
@@ -1469,7 +1429,7 @@ static int brcmf_pcie_download_fw_nvram(struct brcmf_pciedev_info *devinfo,
brcmf_dbg(PCIE, "Download NVRAM %s\n", devinfo->nvram_name);
address = devinfo->ci->rambase + devinfo->ci->ramsize -
nvram_len;
- brcmf_pcie_copy_mem_todev(devinfo, address, nvram, nvram_len);
+ memcpy_toio(devinfo->tcm + address, nvram, nvram_len);
brcmf_fw_nvram_free(nvram);
} else {
brcmf_dbg(PCIE, "No matching NVRAM file found %s\n",
diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/dvm/mac80211.c
index 82caae02dd09..f2e0cfa2f4a2 100644
--- a/drivers/net/wireless/intel/iwlwifi/dvm/mac80211.c
+++ b/drivers/net/wireless/intel/iwlwifi/dvm/mac80211.c
@@ -317,7 +317,7 @@ static int iwlagn_mac_start(struct ieee80211_hw *hw)
priv->is_open = 1;
IWL_DEBUG_MAC80211(priv, "leave\n");
- return 0;
+ return ret;
}
static void iwlagn_mac_stop(struct ieee80211_hw *hw)
diff --git a/drivers/net/wireless/ray_cs.c b/drivers/net/wireless/ray_cs.c
index 170cd504e8ff..1ee150563260 100644
--- a/drivers/net/wireless/ray_cs.c
+++ b/drivers/net/wireless/ray_cs.c
@@ -395,6 +395,8 @@ static int ray_config(struct pcmcia_device *link)
goto failed;
local->sram = ioremap(link->resource[2]->start,
resource_size(link->resource[2]));
+ if (!local->sram)
+ goto failed;
/*** Set up 16k window for shared memory (receive buffer) ***************/
link->resource[3]->flags |=
@@ -409,6 +411,8 @@ static int ray_config(struct pcmcia_device *link)
goto failed;
local->rmem = ioremap(link->resource[3]->start,
resource_size(link->resource[3]));
+ if (!local->rmem)
+ goto failed;
/*** Set up window for attribute memory ***********************************/
link->resource[4]->flags |=
@@ -423,6 +427,8 @@ static int ray_config(struct pcmcia_device *link)
goto failed;
local->amem = ioremap(link->resource[4]->start,
resource_size(link->resource[4]));
+ if (!local->amem)
+ goto failed;
dev_dbg(&link->dev, "ray_config sram=%p\n", local->sram);
dev_dbg(&link->dev, "ray_config rmem=%p\n", local->rmem);
diff --git a/drivers/parisc/dino.c b/drivers/parisc/dino.c
index c11515bdac83..4cc84c3b7602 100644
--- a/drivers/parisc/dino.c
+++ b/drivers/parisc/dino.c
@@ -144,9 +144,8 @@ struct dino_device
{
struct pci_hba_data hba; /* 'C' inheritance - must be first */
spinlock_t dinosaur_pen;
- unsigned long txn_addr; /* EIR addr to generate interrupt */
- u32 txn_data; /* EIR data assign to each dino */
u32 imr; /* IRQ's which are enabled */
+ struct gsc_irq gsc_irq;
int global_irq[DINO_LOCAL_IRQS]; /* map IMR bit to global irq */
#ifdef DINO_DEBUG
unsigned int dino_irr0; /* save most recent IRQ line stat */
@@ -343,14 +342,43 @@ static void dino_unmask_irq(struct irq_data *d)
if (tmp & DINO_MASK_IRQ(local_irq)) {
DBG(KERN_WARNING "%s(): IRQ asserted! (ILR 0x%x)\n",
__func__, tmp);
- gsc_writel(dino_dev->txn_data, dino_dev->txn_addr);
+ gsc_writel(dino_dev->gsc_irq.txn_data, dino_dev->gsc_irq.txn_addr);
}
}
+#ifdef CONFIG_SMP
+static int dino_set_affinity_irq(struct irq_data *d, const struct cpumask *dest,
+ bool force)
+{
+ struct dino_device *dino_dev = irq_data_get_irq_chip_data(d);
+ struct cpumask tmask;
+ int cpu_irq;
+ u32 eim;
+
+ if (!cpumask_and(&tmask, dest, cpu_online_mask))
+ return -EINVAL;
+
+ cpu_irq = cpu_check_affinity(d, &tmask);
+ if (cpu_irq < 0)
+ return cpu_irq;
+
+ dino_dev->gsc_irq.txn_addr = txn_affinity_addr(d->irq, cpu_irq);
+ eim = ((u32) dino_dev->gsc_irq.txn_addr) | dino_dev->gsc_irq.txn_data;
+ __raw_writel(eim, dino_dev->hba.base_addr+DINO_IAR0);
+
+ irq_data_update_effective_affinity(d, &tmask);
+
+ return IRQ_SET_MASK_OK;
+}
+#endif
+
static struct irq_chip dino_interrupt_type = {
.name = "GSC-PCI",
.irq_unmask = dino_unmask_irq,
.irq_mask = dino_mask_irq,
+#ifdef CONFIG_SMP
+ .irq_set_affinity = dino_set_affinity_irq,
+#endif
};
@@ -811,7 +839,6 @@ static int __init dino_common_init(struct parisc_device *dev,
{
int status;
u32 eim;
- struct gsc_irq gsc_irq;
struct resource *res;
pcibios_register_hba(&dino_dev->hba);
@@ -826,10 +853,8 @@ static int __init dino_common_init(struct parisc_device *dev,
** still only has 11 IRQ input lines - just map some of them
** to a different processor.
*/
- dev->irq = gsc_alloc_irq(&gsc_irq);
- dino_dev->txn_addr = gsc_irq.txn_addr;
- dino_dev->txn_data = gsc_irq.txn_data;
- eim = ((u32) gsc_irq.txn_addr) | gsc_irq.txn_data;
+ dev->irq = gsc_alloc_irq(&dino_dev->gsc_irq);
+ eim = ((u32) dino_dev->gsc_irq.txn_addr) | dino_dev->gsc_irq.txn_data;
/*
** Dino needs a PA "IRQ" to get a processor's attention.
diff --git a/drivers/parisc/gsc.c b/drivers/parisc/gsc.c
index 1bab5a2cd359..a0cae6194591 100644
--- a/drivers/parisc/gsc.c
+++ b/drivers/parisc/gsc.c
@@ -139,10 +139,41 @@ static void gsc_asic_unmask_irq(struct irq_data *d)
*/
}
+#ifdef CONFIG_SMP
+static int gsc_set_affinity_irq(struct irq_data *d, const struct cpumask *dest,
+ bool force)
+{
+ struct gsc_asic *gsc_dev = irq_data_get_irq_chip_data(d);
+ struct cpumask tmask;
+ int cpu_irq;
+
+ if (!cpumask_and(&tmask, dest, cpu_online_mask))
+ return -EINVAL;
+
+ cpu_irq = cpu_check_affinity(d, &tmask);
+ if (cpu_irq < 0)
+ return cpu_irq;
+
+ gsc_dev->gsc_irq.txn_addr = txn_affinity_addr(d->irq, cpu_irq);
+ gsc_dev->eim = ((u32) gsc_dev->gsc_irq.txn_addr) | gsc_dev->gsc_irq.txn_data;
+
+ /* switch IRQ's for devices below LASI/WAX to other CPU */
+ gsc_writel(gsc_dev->eim, gsc_dev->hpa + OFFSET_IAR);
+
+ irq_data_update_effective_affinity(d, &tmask);
+
+ return IRQ_SET_MASK_OK;
+}
+#endif
+
+
static struct irq_chip gsc_asic_interrupt_type = {
.name = "GSC-ASIC",
.irq_unmask = gsc_asic_unmask_irq,
.irq_mask = gsc_asic_mask_irq,
+#ifdef CONFIG_SMP
+ .irq_set_affinity = gsc_set_affinity_irq,
+#endif
};
int gsc_assign_irq(struct irq_chip *type, void *data)
diff --git a/drivers/parisc/gsc.h b/drivers/parisc/gsc.h
index b9d7bfb68e24..9a364a4d09a5 100644
--- a/drivers/parisc/gsc.h
+++ b/drivers/parisc/gsc.h
@@ -32,6 +32,7 @@ struct gsc_asic {
int version;
int type;
int eim;
+ struct gsc_irq gsc_irq;
int global_irq[32];
};
diff --git a/drivers/parisc/lasi.c b/drivers/parisc/lasi.c
index 4c9225431500..07ac0b8ee4fe 100644
--- a/drivers/parisc/lasi.c
+++ b/drivers/parisc/lasi.c
@@ -167,7 +167,6 @@ static int __init lasi_init_chip(struct parisc_device *dev)
{
extern void (*chassis_power_off)(void);
struct gsc_asic *lasi;
- struct gsc_irq gsc_irq;
int ret;
lasi = kzalloc(sizeof(*lasi), GFP_KERNEL);
@@ -189,7 +188,7 @@ static int __init lasi_init_chip(struct parisc_device *dev)
lasi_init_irq(lasi);
/* the IRQ lasi should use */
- dev->irq = gsc_alloc_irq(&gsc_irq);
+ dev->irq = gsc_alloc_irq(&lasi->gsc_irq);
if (dev->irq < 0) {
printk(KERN_ERR "%s(): cannot get GSC irq\n",
__func__);
@@ -197,9 +196,9 @@ static int __init lasi_init_chip(struct parisc_device *dev)
return -EBUSY;
}
- lasi->eim = ((u32) gsc_irq.txn_addr) | gsc_irq.txn_data;
+ lasi->eim = ((u32) lasi->gsc_irq.txn_addr) | lasi->gsc_irq.txn_data;
- ret = request_irq(gsc_irq.irq, gsc_asic_intr, 0, "lasi", lasi);
+ ret = request_irq(lasi->gsc_irq.irq, gsc_asic_intr, 0, "lasi", lasi);
if (ret < 0) {
kfree(lasi);
return ret;
diff --git a/drivers/parisc/wax.c b/drivers/parisc/wax.c
index 6a3e40702b3b..5c42bfa83398 100644
--- a/drivers/parisc/wax.c
+++ b/drivers/parisc/wax.c
@@ -72,7 +72,6 @@ static int __init wax_init_chip(struct parisc_device *dev)
{
struct gsc_asic *wax;
struct parisc_device *parent;
- struct gsc_irq gsc_irq;
int ret;
wax = kzalloc(sizeof(*wax), GFP_KERNEL);
@@ -89,7 +88,7 @@ static int __init wax_init_chip(struct parisc_device *dev)
wax_init_irq(wax);
/* the IRQ wax should use */
- dev->irq = gsc_claim_irq(&gsc_irq, WAX_GSC_IRQ);
+ dev->irq = gsc_claim_irq(&wax->gsc_irq, WAX_GSC_IRQ);
if (dev->irq < 0) {
printk(KERN_ERR "%s(): cannot get GSC irq\n",
__func__);
@@ -97,9 +96,9 @@ static int __init wax_init_chip(struct parisc_device *dev)
return -EBUSY;
}
- wax->eim = ((u32) gsc_irq.txn_addr) | gsc_irq.txn_data;
+ wax->eim = ((u32) wax->gsc_irq.txn_addr) | wax->gsc_irq.txn_data;
- ret = request_irq(gsc_irq.irq, gsc_asic_intr, 0, "wax", wax);
+ ret = request_irq(wax->gsc_irq.irq, gsc_asic_intr, 0, "wax", wax);
if (ret < 0) {
kfree(wax);
return ret;
diff --git a/drivers/pci/access.c b/drivers/pci/access.c
index 8c585e7ca520..9ae710a63d38 100644
--- a/drivers/pci/access.c
+++ b/drivers/pci/access.c
@@ -161,9 +161,12 @@ int pci_generic_config_write32(struct pci_bus *bus, unsigned int devfn,
* write happen to have any RW1C (write-one-to-clear) bits set, we
* just inadvertently cleared something we shouldn't have.
*/
- dev_warn_ratelimited(&bus->dev, "%d-byte config write to %04x:%02x:%02x.%d offset %#x may corrupt adjacent RW1C bits\n",
- size, pci_domain_nr(bus), bus->number,
- PCI_SLOT(devfn), PCI_FUNC(devfn), where);
+ if (!bus->unsafe_warn) {
+ dev_warn(&bus->dev, "%d-byte config write to %04x:%02x:%02x.%d offset %#x may corrupt adjacent RW1C bits\n",
+ size, pci_domain_nr(bus), bus->number,
+ PCI_SLOT(devfn), PCI_FUNC(devfn), where);
+ bus->unsafe_warn = 1;
+ }
mask = ~(((1 << (size * 8)) - 1) << ((where & 0x3) * 8));
tmp = readl(addr) & mask;
diff --git a/drivers/pci/host/pci-aardvark.c b/drivers/pci/host/pci-aardvark.c
index 9ae544e113dc..124fd7cb5da5 100644
--- a/drivers/pci/host/pci-aardvark.c
+++ b/drivers/pci/host/pci-aardvark.c
@@ -834,7 +834,7 @@ static void advk_msi_irq_compose_msi_msg(struct irq_data *data,
msg->address_lo = lower_32_bits(msi_msg);
msg->address_hi = upper_32_bits(msi_msg);
- msg->data = data->irq;
+ msg->data = data->hwirq;
}
static int advk_msi_set_affinity(struct irq_data *irq_data,
@@ -851,15 +851,11 @@ static int advk_msi_irq_domain_alloc(struct irq_domain *domain,
int hwirq, i;
mutex_lock(&pcie->msi_used_lock);
- hwirq = bitmap_find_next_zero_area(pcie->msi_used, MSI_IRQ_NUM,
- 0, nr_irqs, 0);
- if (hwirq >= MSI_IRQ_NUM) {
- mutex_unlock(&pcie->msi_used_lock);
- return -ENOSPC;
- }
-
- bitmap_set(pcie->msi_used, hwirq, nr_irqs);
+ hwirq = bitmap_find_free_region(pcie->msi_used, MSI_IRQ_NUM,
+ order_base_2(nr_irqs));
mutex_unlock(&pcie->msi_used_lock);
+ if (hwirq < 0)
+ return -ENOSPC;
for (i = 0; i < nr_irqs; i++)
irq_domain_set_info(domain, virq + i, hwirq + i,
@@ -877,7 +873,7 @@ static void advk_msi_irq_domain_free(struct irq_domain *domain,
struct advk_pcie *pcie = domain->host_data;
mutex_lock(&pcie->msi_used_lock);
- bitmap_clear(pcie->msi_used, d->hwirq, nr_irqs);
+ bitmap_release_region(pcie->msi_used, d->hwirq, order_base_2(nr_irqs));
mutex_unlock(&pcie->msi_used_lock);
}
diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c
index 2fa830727362..c2dd297d4007 100644
--- a/drivers/pci/hotplug/pciehp_hpc.c
+++ b/drivers/pci/hotplug/pciehp_hpc.c
@@ -120,6 +120,8 @@ static int pcie_poll_cmd(struct controller *ctrl, int timeout)
if (slot_status & PCI_EXP_SLTSTA_CC) {
pcie_capability_write_word(pdev, PCI_EXP_SLTSTA,
PCI_EXP_SLTSTA_CC);
+ ctrl->cmd_busy = 0;
+ smp_mb();
return 1;
}
if (timeout < 0)
diff --git a/drivers/perf/qcom_l2_pmu.c b/drivers/perf/qcom_l2_pmu.c
index b242cce10468..ab313c0adb2b 100644
--- a/drivers/perf/qcom_l2_pmu.c
+++ b/drivers/perf/qcom_l2_pmu.c
@@ -744,7 +744,7 @@ static struct cluster_pmu *l2_cache_associate_cpu_with_cluster(
{
u64 mpidr;
int cpu_cluster_id;
- struct cluster_pmu *cluster = NULL;
+ struct cluster_pmu *cluster;
/*
* This assumes that the cluster_id is in MPIDR[aff1] for
@@ -766,10 +766,10 @@ static struct cluster_pmu *l2_cache_associate_cpu_with_cluster(
cluster->cluster_id);
cpumask_set_cpu(cpu, &cluster->cluster_cpus);
*per_cpu_ptr(l2cache_pmu->pmu_cluster, cpu) = cluster;
- break;
+ return cluster;
}
- return cluster;
+ return NULL;
}
static int l2cache_pmu_online_cpu(unsigned int cpu, struct hlist_node *node)
diff --git a/drivers/pinctrl/mediatek/pinctrl-mtk-common.c b/drivers/pinctrl/mediatek/pinctrl-mtk-common.c
index 3cf384f8b122..8b07439bb694 100644
--- a/drivers/pinctrl/mediatek/pinctrl-mtk-common.c
+++ b/drivers/pinctrl/mediatek/pinctrl-mtk-common.c
@@ -1367,6 +1367,7 @@ int mtk_pctrl_init(struct platform_device *pdev,
node = of_parse_phandle(np, "mediatek,pctl-regmap", 0);
if (node) {
pctl->regmap1 = syscon_node_to_regmap(node);
+ of_node_put(node);
if (IS_ERR(pctl->regmap1))
return PTR_ERR(pctl->regmap1);
} else if (regmap) {
@@ -1380,6 +1381,7 @@ int mtk_pctrl_init(struct platform_device *pdev,
node = of_parse_phandle(np, "mediatek,pctl-regmap", 1);
if (node) {
pctl->regmap2 = syscon_node_to_regmap(node);
+ of_node_put(node);
if (IS_ERR(pctl->regmap2))
return PTR_ERR(pctl->regmap2);
}
diff --git a/drivers/pinctrl/nomadik/pinctrl-nomadik.c b/drivers/pinctrl/nomadik/pinctrl-nomadik.c
index a53f1a9b1ed2..69c702b366bc 100644
--- a/drivers/pinctrl/nomadik/pinctrl-nomadik.c
+++ b/drivers/pinctrl/nomadik/pinctrl-nomadik.c
@@ -1916,8 +1916,10 @@ static int nmk_pinctrl_probe(struct platform_device *pdev)
}
prcm_np = of_parse_phandle(np, "prcm", 0);
- if (prcm_np)
+ if (prcm_np) {
npct->prcm_base = of_iomap(prcm_np, 0);
+ of_node_put(prcm_np);
+ }
if (!npct->prcm_base) {
if (version == PINCTRL_NMK_STN8815) {
dev_info(&pdev->dev,
diff --git a/drivers/pinctrl/pinconf-generic.c b/drivers/pinctrl/pinconf-generic.c
index 8eaa25c3384f..6f6fd5e6b68c 100644
--- a/drivers/pinctrl/pinconf-generic.c
+++ b/drivers/pinctrl/pinconf-generic.c
@@ -31,10 +31,10 @@ static const struct pin_config_item conf_items[] = {
PCONFDUMP(PIN_CONFIG_BIAS_BUS_HOLD, "input bias bus hold", NULL, false),
PCONFDUMP(PIN_CONFIG_BIAS_DISABLE, "input bias disabled", NULL, false),
PCONFDUMP(PIN_CONFIG_BIAS_HIGH_IMPEDANCE, "input bias high impedance", NULL, false),
- PCONFDUMP(PIN_CONFIG_BIAS_PULL_DOWN, "input bias pull down", NULL, false),
+ PCONFDUMP(PIN_CONFIG_BIAS_PULL_DOWN, "input bias pull down", "ohms", true),
PCONFDUMP(PIN_CONFIG_BIAS_PULL_PIN_DEFAULT,
- "input bias pull to pin specific state", NULL, false),
- PCONFDUMP(PIN_CONFIG_BIAS_PULL_UP, "input bias pull up", NULL, false),
+ "input bias pull to pin specific state", "ohms", true),
+ PCONFDUMP(PIN_CONFIG_BIAS_PULL_UP, "input bias pull up", "ohms", true),
PCONFDUMP(PIN_CONFIG_DRIVE_OPEN_DRAIN, "output drive open drain", NULL, false),
PCONFDUMP(PIN_CONFIG_DRIVE_OPEN_SOURCE, "output drive open source", NULL, false),
PCONFDUMP(PIN_CONFIG_DRIVE_PUSH_PULL, "output drive push pull", NULL, false),
diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c
index d6b344163448..0c237dd13f2f 100644
--- a/drivers/pinctrl/pinctrl-rockchip.c
+++ b/drivers/pinctrl/pinctrl-rockchip.c
@@ -3168,6 +3168,7 @@ static int rockchip_pinctrl_probe(struct platform_device *pdev)
node = of_parse_phandle(np, "rockchip,grf", 0);
if (node) {
info->regmap_base = syscon_node_to_regmap(node);
+ of_node_put(node);
if (IS_ERR(info->regmap_base))
return PTR_ERR(info->regmap_base);
} else {
@@ -3204,6 +3205,7 @@ static int rockchip_pinctrl_probe(struct platform_device *pdev)
node = of_parse_phandle(np, "rockchip,pmu", 0);
if (node) {
info->regmap_pmu = syscon_node_to_regmap(node);
+ of_node_put(node);
if (IS_ERR(info->regmap_pmu))
return PTR_ERR(info->regmap_pmu);
}
diff --git a/drivers/pinctrl/samsung/pinctrl-samsung.c b/drivers/pinctrl/samsung/pinctrl-samsung.c
index ab04d4c4941d..eecc024a96a5 100644
--- a/drivers/pinctrl/samsung/pinctrl-samsung.c
+++ b/drivers/pinctrl/samsung/pinctrl-samsung.c
@@ -975,6 +975,16 @@ samsung_pinctrl_get_soc_data_for_of_alias(struct platform_device *pdev)
return &(of_data->ctrl[id]);
}
+static void samsung_banks_of_node_put(struct samsung_pinctrl_drv_data *d)
+{
+ struct samsung_pin_bank *bank;
+ unsigned int i;
+
+ bank = d->pin_banks;
+ for (i = 0; i < d->nr_banks; ++i, ++bank)
+ of_node_put(bank->of_node);
+}
+
/* retrieve the soc specific data */
static const struct samsung_pin_ctrl *
samsung_pinctrl_get_soc_data(struct samsung_pinctrl_drv_data *d,
@@ -1089,19 +1099,19 @@ static int samsung_pinctrl_probe(struct platform_device *pdev)
if (ctrl->retention_data) {
drvdata->retention_ctrl = ctrl->retention_data->init(drvdata,
ctrl->retention_data);
- if (IS_ERR(drvdata->retention_ctrl))
- return PTR_ERR(drvdata->retention_ctrl);
+ if (IS_ERR(drvdata->retention_ctrl)) {
+ ret = PTR_ERR(drvdata->retention_ctrl);
+ goto err_put_banks;
+ }
}
ret = samsung_pinctrl_register(pdev, drvdata);
if (ret)
- return ret;
+ goto err_put_banks;
ret = samsung_gpiolib_register(pdev, drvdata);
- if (ret) {
- samsung_pinctrl_unregister(pdev, drvdata);
- return ret;
- }
+ if (ret)
+ goto err_unregister;
if (ctrl->eint_gpio_init)
ctrl->eint_gpio_init(drvdata);
@@ -1111,6 +1121,12 @@ static int samsung_pinctrl_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, drvdata);
return 0;
+
+err_unregister:
+ samsung_pinctrl_unregister(pdev, drvdata);
+err_put_banks:
+ samsung_banks_of_node_put(drvdata);
+ return ret;
}
/**
diff --git a/drivers/power/reset/gemini-poweroff.c b/drivers/power/reset/gemini-poweroff.c
index ff75af5abbc5..95d48edf0605 100644
--- a/drivers/power/reset/gemini-poweroff.c
+++ b/drivers/power/reset/gemini-poweroff.c
@@ -103,8 +103,8 @@ static int gemini_poweroff_probe(struct platform_device *pdev)
return PTR_ERR(gpw->base);
irq = platform_get_irq(pdev, 0);
- if (!irq)
- return -EINVAL;
+ if (irq < 0)
+ return irq;
gpw->dev = dev;
diff --git a/drivers/power/supply/ab8500_fg.c b/drivers/power/supply/ab8500_fg.c
index 2677592ed7af..b00844103a07 100644
--- a/drivers/power/supply/ab8500_fg.c
+++ b/drivers/power/supply/ab8500_fg.c
@@ -2545,8 +2545,10 @@ static int ab8500_fg_sysfs_init(struct ab8500_fg *di)
ret = kobject_init_and_add(&di->fg_kobject,
&ab8500_fg_ktype,
NULL, "battery");
- if (ret < 0)
+ if (ret < 0) {
+ kobject_put(&di->fg_kobject);
dev_err(di->dev, "failed to create sysfs entry\n");
+ }
return ret;
}
diff --git a/drivers/power/supply/axp20x_battery.c b/drivers/power/supply/axp20x_battery.c
index 7494f0f0eadb..a2e2443357fa 100644
--- a/drivers/power/supply/axp20x_battery.c
+++ b/drivers/power/supply/axp20x_battery.c
@@ -160,7 +160,6 @@ static int axp20x_battery_get_prop(struct power_supply *psy,
union power_supply_propval *val)
{
struct axp20x_batt_ps *axp20x_batt = power_supply_get_drvdata(psy);
- struct iio_channel *chan;
int ret = 0, reg, val1;
switch (psp) {
@@ -240,12 +239,12 @@ static int axp20x_battery_get_prop(struct power_supply *psy,
if (ret)
return ret;
- if (reg & AXP20X_PWR_STATUS_BAT_CHARGING)
- chan = axp20x_batt->batt_chrg_i;
- else
- chan = axp20x_batt->batt_dischrg_i;
-
- ret = iio_read_channel_processed(chan, &val->intval);
+ if (reg & AXP20X_PWR_STATUS_BAT_CHARGING) {
+ ret = iio_read_channel_processed(axp20x_batt->batt_chrg_i, &val->intval);
+ } else {
+ ret = iio_read_channel_processed(axp20x_batt->batt_dischrg_i, &val1);
+ val->intval = -val1;
+ }
if (ret)
return ret;
diff --git a/drivers/power/supply/bq24190_charger.c b/drivers/power/supply/bq24190_charger.c
index 0906f6b562bc..32bd28f68983 100644
--- a/drivers/power/supply/bq24190_charger.c
+++ b/drivers/power/supply/bq24190_charger.c
@@ -44,6 +44,7 @@
#define BQ24190_REG_POC_CHG_CONFIG_DISABLE 0x0
#define BQ24190_REG_POC_CHG_CONFIG_CHARGE 0x1
#define BQ24190_REG_POC_CHG_CONFIG_OTG 0x2
+#define BQ24190_REG_POC_CHG_CONFIG_OTG_ALT 0x3
#define BQ24190_REG_POC_SYS_MIN_MASK (BIT(3) | BIT(2) | BIT(1))
#define BQ24190_REG_POC_SYS_MIN_SHIFT 1
#define BQ24190_REG_POC_SYS_MIN_MIN 3000
@@ -572,7 +573,11 @@ static int bq24190_vbus_is_enabled(struct regulator_dev *dev)
pm_runtime_mark_last_busy(bdi->dev);
pm_runtime_put_autosuspend(bdi->dev);
- return ret ? ret : val == BQ24190_REG_POC_CHG_CONFIG_OTG;
+ if (ret)
+ return ret;
+
+ return (val == BQ24190_REG_POC_CHG_CONFIG_OTG ||
+ val == BQ24190_REG_POC_CHG_CONFIG_OTG_ALT);
}
static const struct regulator_ops bq24190_vbus_ops = {
diff --git a/drivers/power/supply/wm8350_power.c b/drivers/power/supply/wm8350_power.c
index a2740cf57ad3..5d025fcd8f3f 100644
--- a/drivers/power/supply/wm8350_power.c
+++ b/drivers/power/supply/wm8350_power.c
@@ -410,44 +410,112 @@ static const struct power_supply_desc wm8350_usb_desc = {
* Initialisation
*********************************************************************/
-static void wm8350_init_charger(struct wm8350 *wm8350)
+static int wm8350_init_charger(struct wm8350 *wm8350)
{
+ int ret;
+
/* register our interest in charger events */
- wm8350_register_irq(wm8350, WM8350_IRQ_CHG_BAT_HOT,
+ ret = wm8350_register_irq(wm8350, WM8350_IRQ_CHG_BAT_HOT,
wm8350_charger_handler, 0, "Battery hot", wm8350);
- wm8350_register_irq(wm8350, WM8350_IRQ_CHG_BAT_COLD,
+ if (ret)
+ goto err;
+
+ ret = wm8350_register_irq(wm8350, WM8350_IRQ_CHG_BAT_COLD,
wm8350_charger_handler, 0, "Battery cold", wm8350);
- wm8350_register_irq(wm8350, WM8350_IRQ_CHG_BAT_FAIL,
+ if (ret)
+ goto free_chg_bat_hot;
+
+ ret = wm8350_register_irq(wm8350, WM8350_IRQ_CHG_BAT_FAIL,
wm8350_charger_handler, 0, "Battery fail", wm8350);
- wm8350_register_irq(wm8350, WM8350_IRQ_CHG_TO,
+ if (ret)
+ goto free_chg_bat_cold;
+
+ ret = wm8350_register_irq(wm8350, WM8350_IRQ_CHG_TO,
wm8350_charger_handler, 0,
"Charger timeout", wm8350);
- wm8350_register_irq(wm8350, WM8350_IRQ_CHG_END,
+ if (ret)
+ goto free_chg_bat_fail;
+
+ ret = wm8350_register_irq(wm8350, WM8350_IRQ_CHG_END,
wm8350_charger_handler, 0,
"Charge end", wm8350);
- wm8350_register_irq(wm8350, WM8350_IRQ_CHG_START,
+ if (ret)
+ goto free_chg_to;
+
+ ret = wm8350_register_irq(wm8350, WM8350_IRQ_CHG_START,
wm8350_charger_handler, 0,
"Charge start", wm8350);
- wm8350_register_irq(wm8350, WM8350_IRQ_CHG_FAST_RDY,
+ if (ret)
+ goto free_chg_end;
+
+ ret = wm8350_register_irq(wm8350, WM8350_IRQ_CHG_FAST_RDY,
wm8350_charger_handler, 0,
"Fast charge ready", wm8350);
- wm8350_register_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_3P9,
+ if (ret)
+ goto free_chg_start;
+
+ ret = wm8350_register_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_3P9,
wm8350_charger_handler, 0,
"Battery <3.9V", wm8350);
- wm8350_register_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_3P1,
+ if (ret)
+ goto free_chg_fast_rdy;
+
+ ret = wm8350_register_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_3P1,
wm8350_charger_handler, 0,
"Battery <3.1V", wm8350);
- wm8350_register_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_2P85,
+ if (ret)
+ goto free_chg_vbatt_lt_3p9;
+
+ ret = wm8350_register_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_2P85,
wm8350_charger_handler, 0,
"Battery <2.85V", wm8350);
+ if (ret)
+ goto free_chg_vbatt_lt_3p1;
/* and supply change events */
- wm8350_register_irq(wm8350, WM8350_IRQ_EXT_USB_FB,
+ ret = wm8350_register_irq(wm8350, WM8350_IRQ_EXT_USB_FB,
wm8350_charger_handler, 0, "USB", wm8350);
- wm8350_register_irq(wm8350, WM8350_IRQ_EXT_WALL_FB,
+ if (ret)
+ goto free_chg_vbatt_lt_2p85;
+
+ ret = wm8350_register_irq(wm8350, WM8350_IRQ_EXT_WALL_FB,
wm8350_charger_handler, 0, "Wall", wm8350);
- wm8350_register_irq(wm8350, WM8350_IRQ_EXT_BAT_FB,
+ if (ret)
+ goto free_ext_usb_fb;
+
+ ret = wm8350_register_irq(wm8350, WM8350_IRQ_EXT_BAT_FB,
wm8350_charger_handler, 0, "Battery", wm8350);
+ if (ret)
+ goto free_ext_wall_fb;
+
+ return 0;
+
+free_ext_wall_fb:
+ wm8350_free_irq(wm8350, WM8350_IRQ_EXT_WALL_FB, wm8350);
+free_ext_usb_fb:
+ wm8350_free_irq(wm8350, WM8350_IRQ_EXT_USB_FB, wm8350);
+free_chg_vbatt_lt_2p85:
+ wm8350_free_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_2P85, wm8350);
+free_chg_vbatt_lt_3p1:
+ wm8350_free_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_3P1, wm8350);
+free_chg_vbatt_lt_3p9:
+ wm8350_free_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_3P9, wm8350);
+free_chg_fast_rdy:
+ wm8350_free_irq(wm8350, WM8350_IRQ_CHG_FAST_RDY, wm8350);
+free_chg_start:
+ wm8350_free_irq(wm8350, WM8350_IRQ_CHG_START, wm8350);
+free_chg_end:
+ wm8350_free_irq(wm8350, WM8350_IRQ_CHG_END, wm8350);
+free_chg_to:
+ wm8350_free_irq(wm8350, WM8350_IRQ_CHG_TO, wm8350);
+free_chg_bat_fail:
+ wm8350_free_irq(wm8350, WM8350_IRQ_CHG_BAT_FAIL, wm8350);
+free_chg_bat_cold:
+ wm8350_free_irq(wm8350, WM8350_IRQ_CHG_BAT_COLD, wm8350);
+free_chg_bat_hot:
+ wm8350_free_irq(wm8350, WM8350_IRQ_CHG_BAT_HOT, wm8350);
+err:
+ return ret;
}
static void free_charger_irq(struct wm8350 *wm8350)
@@ -458,6 +526,7 @@ static void free_charger_irq(struct wm8350 *wm8350)
wm8350_free_irq(wm8350, WM8350_IRQ_CHG_TO, wm8350);
wm8350_free_irq(wm8350, WM8350_IRQ_CHG_END, wm8350);
wm8350_free_irq(wm8350, WM8350_IRQ_CHG_START, wm8350);
+ wm8350_free_irq(wm8350, WM8350_IRQ_CHG_FAST_RDY, wm8350);
wm8350_free_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_3P9, wm8350);
wm8350_free_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_3P1, wm8350);
wm8350_free_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_2P85, wm8350);
diff --git a/drivers/ptp/ptp_sysfs.c b/drivers/ptp/ptp_sysfs.c
index 48401dfcd999..f97a5eefa2e2 100644
--- a/drivers/ptp/ptp_sysfs.c
+++ b/drivers/ptp/ptp_sysfs.c
@@ -26,7 +26,7 @@ static ssize_t clock_name_show(struct device *dev,
struct device_attribute *attr, char *page)
{
struct ptp_clock *ptp = dev_get_drvdata(dev);
- return snprintf(page, PAGE_SIZE-1, "%s\n", ptp->info->name);
+ return sysfs_emit(page, "%s\n", ptp->info->name);
}
static DEVICE_ATTR_RO(clock_name);
@@ -240,7 +240,7 @@ static ssize_t ptp_pin_show(struct device *dev, struct device_attribute *attr,
mutex_unlock(&ptp->pincfg_mux);
- return snprintf(page, PAGE_SIZE, "%u %u\n", func, chan);
+ return sysfs_emit(page, "%u %u\n", func, chan);
}
static ssize_t ptp_pin_store(struct device *dev, struct device_attribute *attr,
diff --git a/drivers/pwm/pwm-lpc18xx-sct.c b/drivers/pwm/pwm-lpc18xx-sct.c
index d7f5f7de030d..8b3aad06e236 100644
--- a/drivers/pwm/pwm-lpc18xx-sct.c
+++ b/drivers/pwm/pwm-lpc18xx-sct.c
@@ -406,12 +406,6 @@ static int lpc18xx_pwm_probe(struct platform_device *pdev)
lpc18xx_pwm_writel(lpc18xx_pwm, LPC18XX_PWM_LIMIT,
BIT(lpc18xx_pwm->period_event));
- ret = pwmchip_add(&lpc18xx_pwm->chip);
- if (ret < 0) {
- dev_err(&pdev->dev, "pwmchip_add failed: %d\n", ret);
- goto disable_pwmclk;
- }
-
for (i = 0; i < lpc18xx_pwm->chip.npwm; i++) {
struct lpc18xx_pwm_data *data;
@@ -421,14 +415,12 @@ static int lpc18xx_pwm_probe(struct platform_device *pdev)
GFP_KERNEL);
if (!data) {
ret = -ENOMEM;
- goto remove_pwmchip;
+ goto disable_pwmclk;
}
pwm_set_chip_data(pwm, data);
}
- platform_set_drvdata(pdev, lpc18xx_pwm);
-
val = lpc18xx_pwm_readl(lpc18xx_pwm, LPC18XX_PWM_CTRL);
val &= ~LPC18XX_PWM_BIDIR;
val &= ~LPC18XX_PWM_CTRL_HALT;
@@ -436,10 +428,16 @@ static int lpc18xx_pwm_probe(struct platform_device *pdev)
val |= LPC18XX_PWM_PRE(0);
lpc18xx_pwm_writel(lpc18xx_pwm, LPC18XX_PWM_CTRL, val);
+ ret = pwmchip_add(&lpc18xx_pwm->chip);
+ if (ret < 0) {
+ dev_err(&pdev->dev, "pwmchip_add failed: %d\n", ret);
+ goto disable_pwmclk;
+ }
+
+ platform_set_drvdata(pdev, lpc18xx_pwm);
+
return 0;
-remove_pwmchip:
- pwmchip_remove(&lpc18xx_pwm->chip);
disable_pwmclk:
clk_disable_unprepare(lpc18xx_pwm->pwm_clk);
return ret;
diff --git a/drivers/remoteproc/qcom_wcnss.c b/drivers/remoteproc/qcom_wcnss.c
index c7686393d505..bc399fb29592 100644
--- a/drivers/remoteproc/qcom_wcnss.c
+++ b/drivers/remoteproc/qcom_wcnss.c
@@ -451,6 +451,7 @@ static int wcnss_alloc_memory_region(struct qcom_wcnss *wcnss)
}
ret = of_address_to_resource(node, 0, &r);
+ of_node_put(node);
if (ret)
return ret;
diff --git a/drivers/rtc/rtc-wm8350.c b/drivers/rtc/rtc-wm8350.c
index 483c7993516b..ed874e5c5fc8 100644
--- a/drivers/rtc/rtc-wm8350.c
+++ b/drivers/rtc/rtc-wm8350.c
@@ -441,14 +441,21 @@ static int wm8350_rtc_probe(struct platform_device *pdev)
return ret;
}
- wm8350_register_irq(wm8350, WM8350_IRQ_RTC_SEC,
+ ret = wm8350_register_irq(wm8350, WM8350_IRQ_RTC_SEC,
wm8350_rtc_update_handler, 0,
"RTC Seconds", wm8350);
+ if (ret)
+ return ret;
+
wm8350_mask_irq(wm8350, WM8350_IRQ_RTC_SEC);
- wm8350_register_irq(wm8350, WM8350_IRQ_RTC_ALM,
+ ret = wm8350_register_irq(wm8350, WM8350_IRQ_RTC_ALM,
wm8350_rtc_alarm_handler, 0,
"RTC Alarm", wm8350);
+ if (ret) {
+ wm8350_free_irq(wm8350, WM8350_IRQ_RTC_SEC, wm8350);
+ return ret;
+ }
return 0;
}
diff --git a/drivers/scsi/aha152x.c b/drivers/scsi/aha152x.c
index bc0058df31c6..24ef8e326ee5 100644
--- a/drivers/scsi/aha152x.c
+++ b/drivers/scsi/aha152x.c
@@ -3374,13 +3374,11 @@ static int __init aha152x_setup(char *str)
setup[setup_count].synchronous = ints[0] >= 6 ? ints[6] : 1;
setup[setup_count].delay = ints[0] >= 7 ? ints[7] : DELAY_DEFAULT;
setup[setup_count].ext_trans = ints[0] >= 8 ? ints[8] : 0;
- if (ints[0] > 8) { /*}*/
+ if (ints[0] > 8)
printk(KERN_NOTICE "aha152x: usage: aha152x=<IOBASE>[,<IRQ>[,<SCSI ID>"
"[,<RECONNECT>[,<PARITY>[,<SYNCHRONOUS>[,<DELAY>[,<EXT_TRANS>]]]]]]]\n");
- } else {
+ else
setup_count++;
- return 0;
- }
return 1;
}
diff --git a/drivers/scsi/bfa/bfad_attr.c b/drivers/scsi/bfa/bfad_attr.c
index 0a70d54a4df6..47e599352468 100644
--- a/drivers/scsi/bfa/bfad_attr.c
+++ b/drivers/scsi/bfa/bfad_attr.c
@@ -722,7 +722,7 @@ bfad_im_serial_num_show(struct device *dev, struct device_attribute *attr,
char serial_num[BFA_ADAPTER_SERIAL_NUM_LEN];
bfa_get_adapter_serial_num(&bfad->bfa, serial_num);
- return snprintf(buf, PAGE_SIZE, "%s\n", serial_num);
+ return sysfs_emit(buf, "%s\n", serial_num);
}
static ssize_t
@@ -736,7 +736,7 @@ bfad_im_model_show(struct device *dev, struct device_attribute *attr,
char model[BFA_ADAPTER_MODEL_NAME_LEN];
bfa_get_adapter_model(&bfad->bfa, model);
- return snprintf(buf, PAGE_SIZE, "%s\n", model);
+ return sysfs_emit(buf, "%s\n", model);
}
static ssize_t
@@ -816,7 +816,7 @@ bfad_im_model_desc_show(struct device *dev, struct device_attribute *attr,
snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
"Invalid Model");
- return snprintf(buf, PAGE_SIZE, "%s\n", model_descr);
+ return sysfs_emit(buf, "%s\n", model_descr);
}
static ssize_t
@@ -830,7 +830,7 @@ bfad_im_node_name_show(struct device *dev, struct device_attribute *attr,
u64 nwwn;
nwwn = bfa_fcs_lport_get_nwwn(port->fcs_port);
- return snprintf(buf, PAGE_SIZE, "0x%llx\n", cpu_to_be64(nwwn));
+ return sysfs_emit(buf, "0x%llx\n", cpu_to_be64(nwwn));
}
static ssize_t
@@ -847,7 +847,7 @@ bfad_im_symbolic_name_show(struct device *dev, struct device_attribute *attr,
bfa_fcs_lport_get_attr(&bfad->bfa_fcs.fabric.bport, &port_attr);
strlcpy(symname, port_attr.port_cfg.sym_name.symname,
BFA_SYMNAME_MAXLEN);
- return snprintf(buf, PAGE_SIZE, "%s\n", symname);
+ return sysfs_emit(buf, "%s\n", symname);
}
static ssize_t
@@ -861,14 +861,14 @@ bfad_im_hw_version_show(struct device *dev, struct device_attribute *attr,
char hw_ver[BFA_VERSION_LEN];
bfa_get_pci_chip_rev(&bfad->bfa, hw_ver);
- return snprintf(buf, PAGE_SIZE, "%s\n", hw_ver);
+ return sysfs_emit(buf, "%s\n", hw_ver);
}
static ssize_t
bfad_im_drv_version_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
- return snprintf(buf, PAGE_SIZE, "%s\n", BFAD_DRIVER_VERSION);
+ return sysfs_emit(buf, "%s\n", BFAD_DRIVER_VERSION);
}
static ssize_t
@@ -882,7 +882,7 @@ bfad_im_optionrom_version_show(struct device *dev,
char optrom_ver[BFA_VERSION_LEN];
bfa_get_adapter_optrom_ver(&bfad->bfa, optrom_ver);
- return snprintf(buf, PAGE_SIZE, "%s\n", optrom_ver);
+ return sysfs_emit(buf, "%s\n", optrom_ver);
}
static ssize_t
@@ -896,7 +896,7 @@ bfad_im_fw_version_show(struct device *dev, struct device_attribute *attr,
char fw_ver[BFA_VERSION_LEN];
bfa_get_adapter_fw_ver(&bfad->bfa, fw_ver);
- return snprintf(buf, PAGE_SIZE, "%s\n", fw_ver);
+ return sysfs_emit(buf, "%s\n", fw_ver);
}
static ssize_t
@@ -908,7 +908,7 @@ bfad_im_num_of_ports_show(struct device *dev, struct device_attribute *attr,
(struct bfad_im_port_s *) shost->hostdata[0];
struct bfad_s *bfad = im_port->bfad;
- return snprintf(buf, PAGE_SIZE, "%d\n",
+ return sysfs_emit(buf, "%d\n",
bfa_get_nports(&bfad->bfa));
}
@@ -916,7 +916,7 @@ static ssize_t
bfad_im_drv_name_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
- return snprintf(buf, PAGE_SIZE, "%s\n", BFAD_DRIVER_NAME);
+ return sysfs_emit(buf, "%s\n", BFAD_DRIVER_NAME);
}
static ssize_t
@@ -935,14 +935,14 @@ bfad_im_num_of_discovered_ports_show(struct device *dev,
rports = kzalloc(sizeof(struct bfa_rport_qualifier_s) * nrports,
GFP_ATOMIC);
if (rports == NULL)
- return snprintf(buf, PAGE_SIZE, "Failed\n");
+ return sysfs_emit(buf, "Failed\n");
spin_lock_irqsave(&bfad->bfad_lock, flags);
bfa_fcs_lport_get_rport_quals(port->fcs_port, rports, &nrports);
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
kfree(rports);
- return snprintf(buf, PAGE_SIZE, "%d\n", nrports);
+ return sysfs_emit(buf, "%d\n", nrports);
}
static DEVICE_ATTR(serial_number, S_IRUGO,
diff --git a/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c b/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c
index 25d2741cdf96..b97140661119 100644
--- a/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c
+++ b/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c
@@ -44,7 +44,7 @@
#define IBMVSCSIS_VERSION "v0.2"
-#define INITIAL_SRP_LIMIT 800
+#define INITIAL_SRP_LIMIT 1024
#define DEFAULT_MAX_SECTORS 256
#define MAX_TXU 1024 * 1024
diff --git a/drivers/scsi/libfc/fc_exch.c b/drivers/scsi/libfc/fc_exch.c
index 384458d1f73c..9fa0aa235cb4 100644
--- a/drivers/scsi/libfc/fc_exch.c
+++ b/drivers/scsi/libfc/fc_exch.c
@@ -1709,6 +1709,7 @@ static void fc_exch_abts_resp(struct fc_exch *ep, struct fc_frame *fp)
if (cancel_delayed_work_sync(&ep->timeout_work)) {
FC_EXCH_DBG(ep, "Exchange timer canceled due to ABTS response\n");
fc_exch_release(ep); /* release from pending timer hold */
+ return;
}
spin_lock_bh(&ep->ex_lock);
diff --git a/drivers/scsi/libsas/sas_ata.c b/drivers/scsi/libsas/sas_ata.c
index 9eb61a41be24..1afb4402a799 100644
--- a/drivers/scsi/libsas/sas_ata.c
+++ b/drivers/scsi/libsas/sas_ata.c
@@ -220,7 +220,7 @@ static unsigned int sas_ata_qc_issue(struct ata_queued_cmd *qc)
task->total_xfer_len = qc->nbytes;
task->num_scatter = qc->n_elem;
task->data_dir = qc->dma_dir;
- } else if (qc->tf.protocol == ATA_PROT_NODATA) {
+ } else if (!ata_is_data(qc->tf.protocol)) {
task->data_dir = DMA_NONE;
} else {
for_each_sg(qc->sg, sg, qc->n_elem, si)
diff --git a/drivers/scsi/mvsas/mv_init.c b/drivers/scsi/mvsas/mv_init.c
index 718c88de328b..b03fdff72adb 100644
--- a/drivers/scsi/mvsas/mv_init.c
+++ b/drivers/scsi/mvsas/mv_init.c
@@ -678,6 +678,7 @@ static struct pci_device_id mvs_pci_table[] = {
{ PCI_VDEVICE(ARECA, PCI_DEVICE_ID_ARECA_1300), chip_1300 },
{ PCI_VDEVICE(ARECA, PCI_DEVICE_ID_ARECA_1320), chip_1320 },
{ PCI_VDEVICE(ADAPTEC2, 0x0450), chip_6440 },
+ { PCI_VDEVICE(TTI, 0x2640), chip_6440 },
{ PCI_VDEVICE(TTI, 0x2710), chip_9480 },
{ PCI_VDEVICE(TTI, 0x2720), chip_9480 },
{ PCI_VDEVICE(TTI, 0x2721), chip_9480 },
@@ -729,7 +730,7 @@ static ssize_t
mvs_show_driver_version(struct device *cdev,
struct device_attribute *attr, char *buffer)
{
- return snprintf(buffer, PAGE_SIZE, "%s\n", DRV_VERSION);
+ return sysfs_emit(buffer, "%s\n", DRV_VERSION);
}
static DEVICE_ATTR(driver_version,
@@ -781,7 +782,7 @@ mvs_store_interrupt_coalescing(struct device *cdev,
static ssize_t mvs_show_interrupt_coalescing(struct device *cdev,
struct device_attribute *attr, char *buffer)
{
- return snprintf(buffer, PAGE_SIZE, "%d\n", interrupt_coalescing);
+ return sysfs_emit(buffer, "%d\n", interrupt_coalescing);
}
static DEVICE_ATTR(interrupt_coalescing,
diff --git a/drivers/scsi/pm8001/pm8001_hwi.c b/drivers/scsi/pm8001/pm8001_hwi.c
index f374abfb7f1f..cc90b5c8d462 100644
--- a/drivers/scsi/pm8001/pm8001_hwi.c
+++ b/drivers/scsi/pm8001/pm8001_hwi.c
@@ -1748,6 +1748,7 @@ static void pm8001_send_abort_all(struct pm8001_hba_info *pm8001_ha,
ccb->device = pm8001_ha_dev;
ccb->ccb_tag = ccb_tag;
ccb->task = task;
+ ccb->n_elem = 0;
circularQ = &pm8001_ha->inbnd_q_tbl[0];
@@ -1810,6 +1811,7 @@ static void pm8001_send_read_log(struct pm8001_hba_info *pm8001_ha,
ccb->device = pm8001_ha_dev;
ccb->ccb_tag = ccb_tag;
ccb->task = task;
+ ccb->n_elem = 0;
pm8001_ha_dev->id |= NCQ_READ_LOG_FLAG;
pm8001_ha_dev->id |= NCQ_2ND_RLE_FLAG;
@@ -1826,7 +1828,7 @@ static void pm8001_send_read_log(struct pm8001_hba_info *pm8001_ha,
sata_cmd.tag = cpu_to_le32(ccb_tag);
sata_cmd.device_id = cpu_to_le32(pm8001_ha_dev->device_id);
- sata_cmd.ncqtag_atap_dir_m |= ((0x1 << 7) | (0x5 << 9));
+ sata_cmd.ncqtag_atap_dir_m = cpu_to_le32((0x1 << 7) | (0x5 << 9));
memcpy(&sata_cmd.sata_fis, &fis, sizeof(struct host_to_dev_fis));
res = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &sata_cmd, 0);
@@ -3766,12 +3768,11 @@ int pm8001_mpi_task_abort_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
mb();
if (pm8001_dev->id & NCQ_ABORT_ALL_FLAG) {
- pm8001_tag_free(pm8001_ha, tag);
sas_free_task(t);
- /* clear the flag */
- pm8001_dev->id &= 0xBFFFFFFF;
- } else
+ pm8001_dev->id &= ~NCQ_ABORT_ALL_FLAG;
+ } else {
t->task_done(t);
+ }
return 0;
}
@@ -4718,7 +4719,7 @@ int pm8001_chip_ssp_tm_req(struct pm8001_hba_info *pm8001_ha,
memcpy(sspTMCmd.lun, task->ssp_task.LUN, 8);
sspTMCmd.tag = cpu_to_le32(ccb->ccb_tag);
if (pm8001_ha->chip_id != chip_8001)
- sspTMCmd.ds_ads_m = 0x08;
+ sspTMCmd.ds_ads_m = cpu_to_le32(0x08);
circularQ = &pm8001_ha->inbnd_q_tbl[0];
ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &sspTMCmd, 0);
return ret;
diff --git a/drivers/scsi/pm8001/pm80xx_hwi.c b/drivers/scsi/pm8001/pm80xx_hwi.c
index df5f0bc29587..4eae727ccfbc 100644
--- a/drivers/scsi/pm8001/pm80xx_hwi.c
+++ b/drivers/scsi/pm8001/pm80xx_hwi.c
@@ -870,9 +870,11 @@ pm80xx_set_thermal_config(struct pm8001_hba_info *pm8001_ha)
else
page_code = THERMAL_PAGE_CODE_8H;
- payload.cfg_pg[0] = (THERMAL_LOG_ENABLE << 9) |
- (THERMAL_ENABLE << 8) | page_code;
- payload.cfg_pg[1] = (LTEMPHIL << 24) | (RTEMPHIL << 8);
+ payload.cfg_pg[0] =
+ cpu_to_le32((THERMAL_LOG_ENABLE << 9) |
+ (THERMAL_ENABLE << 8) | page_code);
+ payload.cfg_pg[1] =
+ cpu_to_le32((LTEMPHIL << 24) | (RTEMPHIL << 8));
rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0);
if (rc)
@@ -1424,6 +1426,7 @@ static void pm80xx_send_abort_all(struct pm8001_hba_info *pm8001_ha,
ccb->device = pm8001_ha_dev;
ccb->ccb_tag = ccb_tag;
ccb->task = task;
+ ccb->n_elem = 0;
circularQ = &pm8001_ha->inbnd_q_tbl[0];
@@ -1504,7 +1507,7 @@ static void pm80xx_send_read_log(struct pm8001_hba_info *pm8001_ha,
sata_cmd.tag = cpu_to_le32(ccb_tag);
sata_cmd.device_id = cpu_to_le32(pm8001_ha_dev->device_id);
- sata_cmd.ncqtag_atap_dir_m_dad |= ((0x1 << 7) | (0x5 << 9));
+ sata_cmd.ncqtag_atap_dir_m_dad = cpu_to_le32(((0x1 << 7) | (0x5 << 9)));
memcpy(&sata_cmd.sata_fis, &fis, sizeof(struct host_to_dev_fis));
res = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &sata_cmd, 0);
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index a66f7cec797c..0de22299df4e 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -8037,7 +8037,7 @@ struct qla_qpair *qla2xxx_create_qpair(struct scsi_qla_host *vha, int qos,
qpair->rsp->req = qpair->req;
qpair->rsp->qpair = qpair;
/* init qpair to this cpu. Will adjust at run time. */
- qla_cpu_update(qpair, smp_processor_id());
+ qla_cpu_update(qpair, raw_smp_processor_id());
if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) {
if (ha->fw_attributes & BIT_4)
diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c
index cb2db1c1e9f2..97a0c2384aee 100644
--- a/drivers/scsi/qla2xxx/qla_target.c
+++ b/drivers/scsi/qla2xxx/qla_target.c
@@ -3095,6 +3095,7 @@ int qlt_xmit_response(struct qla_tgt_cmd *cmd, int xmit_type,
"RESET-RSP online/active/old-count/new-count = %d/%d/%d/%d.\n",
vha->flags.online, qla2x00_reset_active(vha),
cmd->reset_count, qpair->chip_reset);
+ res = 0;
goto out_unmap_unlock;
}
diff --git a/drivers/scsi/zorro7xx.c b/drivers/scsi/zorro7xx.c
index aff31991aea9..ee6d97473853 100644
--- a/drivers/scsi/zorro7xx.c
+++ b/drivers/scsi/zorro7xx.c
@@ -158,6 +158,8 @@ static void zorro7xx_remove_one(struct zorro_dev *z)
scsi_remove_host(host);
NCR_700_release(host);
+ if (host->base > 0x01000000)
+ iounmap(hostdata->base);
kfree(hostdata);
free_irq(host->irq, host);
zorro_release_device(z);
diff --git a/drivers/soc/ti/wkup_m3_ipc.c b/drivers/soc/ti/wkup_m3_ipc.c
index 651827c6ee6f..1223eed329ea 100644
--- a/drivers/soc/ti/wkup_m3_ipc.c
+++ b/drivers/soc/ti/wkup_m3_ipc.c
@@ -403,9 +403,9 @@ static int wkup_m3_ipc_probe(struct platform_device *pdev)
}
irq = platform_get_irq(pdev, 0);
- if (!irq) {
+ if (irq < 0) {
dev_err(&pdev->dev, "no irq resource\n");
- return -ENXIO;
+ return irq;
}
ret = devm_request_irq(dev, irq, wkup_m3_txev_handler,
diff --git a/drivers/spi/spi-pxa2xx-pci.c b/drivers/spi/spi-pxa2xx-pci.c
index 1736a48bbcce..54e316eb0891 100644
--- a/drivers/spi/spi-pxa2xx-pci.c
+++ b/drivers/spi/spi-pxa2xx-pci.c
@@ -72,14 +72,23 @@ static bool lpss_dma_filter(struct dma_chan *chan, void *param)
return true;
}
+static void lpss_dma_put_device(void *dma_dev)
+{
+ pci_dev_put(dma_dev);
+}
+
static int lpss_spi_setup(struct pci_dev *dev, struct pxa_spi_info *c)
{
struct pci_dev *dma_dev;
+ int ret;
c->num_chipselect = 1;
c->max_clk_rate = 50000000;
dma_dev = pci_get_slot(dev->bus, PCI_DEVFN(PCI_SLOT(dev->devfn), 0));
+ ret = devm_add_action_or_reset(&dev->dev, lpss_dma_put_device, dma_dev);
+ if (ret)
+ return ret;
if (c->tx_param) {
struct dw_dma_slave *slave = c->tx_param;
@@ -103,8 +112,9 @@ static int lpss_spi_setup(struct pci_dev *dev, struct pxa_spi_info *c)
static int mrfld_spi_setup(struct pci_dev *dev, struct pxa_spi_info *c)
{
- struct pci_dev *dma_dev = pci_get_slot(dev->bus, PCI_DEVFN(21, 0));
struct dw_dma_slave *tx, *rx;
+ struct pci_dev *dma_dev;
+ int ret;
switch (PCI_FUNC(dev->devfn)) {
case 0:
@@ -129,6 +139,11 @@ static int mrfld_spi_setup(struct pci_dev *dev, struct pxa_spi_info *c)
return -ENODEV;
}
+ dma_dev = pci_get_slot(dev->bus, PCI_DEVFN(21, 0));
+ ret = devm_add_action_or_reset(&dev->dev, lpss_dma_put_device, dma_dev);
+ if (ret)
+ return ret;
+
tx = c->tx_param;
tx->dma_dev = &dma_dev->dev;
diff --git a/drivers/spi/spi-tegra114.c b/drivers/spi/spi-tegra114.c
index 0e1a8d7aa322..9758b7f7e92f 100644
--- a/drivers/spi/spi-tegra114.c
+++ b/drivers/spi/spi-tegra114.c
@@ -1136,6 +1136,10 @@ static int tegra_spi_probe(struct platform_device *pdev)
tspi->phys = r->start;
spi_irq = platform_get_irq(pdev, 0);
+ if (spi_irq < 0) {
+ ret = spi_irq;
+ goto exit_free_master;
+ }
tspi->irq = spi_irq;
tspi->clk = devm_clk_get(&pdev->dev, "spi");
diff --git a/drivers/spi/spi-tegra20-slink.c b/drivers/spi/spi-tegra20-slink.c
index 1548f7b738c1..b520525df246 100644
--- a/drivers/spi/spi-tegra20-slink.c
+++ b/drivers/spi/spi-tegra20-slink.c
@@ -1016,14 +1016,8 @@ static int tegra_slink_probe(struct platform_device *pdev)
struct resource *r;
int ret, spi_irq;
const struct tegra_slink_chip_data *cdata = NULL;
- const struct of_device_id *match;
- match = of_match_device(tegra_slink_of_match, &pdev->dev);
- if (!match) {
- dev_err(&pdev->dev, "Error: No device match found\n");
- return -ENODEV;
- }
- cdata = match->data;
+ cdata = of_device_get_match_data(&pdev->dev);
master = spi_alloc_master(&pdev->dev, sizeof(*tspi));
if (!master) {
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index 71f74015efb9..1031c8e38144 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -774,10 +774,10 @@ static int spi_map_buf(struct spi_controller *ctlr, struct device *dev,
int i, ret;
if (vmalloced_buf || kmap_buf) {
- desc_len = min_t(int, max_seg_size, PAGE_SIZE);
+ desc_len = min_t(unsigned long, max_seg_size, PAGE_SIZE);
sgs = DIV_ROUND_UP(len + offset_in_page(buf), desc_len);
} else if (virt_addr_valid(buf)) {
- desc_len = min_t(int, max_seg_size, ctlr->max_dma_len);
+ desc_len = min_t(size_t, max_seg_size, ctlr->max_dma_len);
sgs = DIV_ROUND_UP(len, desc_len);
} else {
return -EINVAL;
diff --git a/drivers/staging/iio/adc/ad7280a.c b/drivers/staging/iio/adc/ad7280a.c
index f17f700ea04f..0b639da562d9 100644
--- a/drivers/staging/iio/adc/ad7280a.c
+++ b/drivers/staging/iio/adc/ad7280a.c
@@ -102,9 +102,9 @@
static unsigned int ad7280a_devaddr(unsigned int addr)
{
return ((addr & 0x1) << 4) |
- ((addr & 0x2) << 3) |
+ ((addr & 0x2) << 2) |
(addr & 0x4) |
- ((addr & 0x8) >> 3) |
+ ((addr & 0x8) >> 2) |
((addr & 0x10) >> 4);
}
diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c
index 96601fda47b1..f687481ccfdc 100644
--- a/drivers/target/target_core_user.c
+++ b/drivers/target/target_core_user.c
@@ -1165,6 +1165,7 @@ static struct page *tcmu_try_get_block_page(struct tcmu_dev *udev, uint32_t dbi)
mutex_lock(&udev->cmdr_lock);
page = tcmu_get_block_page(udev, dbi);
if (likely(page)) {
+ get_page(page);
mutex_unlock(&udev->cmdr_lock);
return page;
}
@@ -1233,6 +1234,7 @@ static int tcmu_vma_fault(struct vm_fault *vmf)
/* For the vmalloc()ed cmd area pages */
addr = (void *)(unsigned long)info->mem[mi].addr + offset;
page = vmalloc_to_page(addr);
+ get_page(page);
} else {
uint32_t dbi;
@@ -1243,7 +1245,6 @@ static int tcmu_vma_fault(struct vm_fault *vmf)
return VM_FAULT_NOPAGE;
}
- get_page(page);
vmf->page = page;
return 0;
}
diff --git a/drivers/thermal/int340x_thermal/int3400_thermal.c b/drivers/thermal/int340x_thermal/int3400_thermal.c
index d7cd86116084..72fd878b20f8 100644
--- a/drivers/thermal/int340x_thermal/int3400_thermal.c
+++ b/drivers/thermal/int340x_thermal/int3400_thermal.c
@@ -53,7 +53,7 @@ struct int3400_thermal_priv {
struct art *arts;
int trt_count;
struct trt *trts;
- u8 uuid_bitmap;
+ u32 uuid_bitmap;
int rel_misc_dev_res;
int current_uuid_index;
};
diff --git a/drivers/tty/hvc/hvc_iucv.c b/drivers/tty/hvc/hvc_iucv.c
index a74680729825..be1bef7896a5 100644
--- a/drivers/tty/hvc/hvc_iucv.c
+++ b/drivers/tty/hvc/hvc_iucv.c
@@ -1470,7 +1470,9 @@ static int __init hvc_iucv_init(void)
*/
static int __init hvc_iucv_config(char *val)
{
- return kstrtoul(val, 10, &hvc_iucv_devices);
+ if (kstrtoul(val, 10, &hvc_iucv_devices))
+ pr_warn("hvc_iucv= invalid parameter value '%s'\n", val);
+ return 1;
}
diff --git a/drivers/tty/mxser.c b/drivers/tty/mxser.c
index 7dd38047ba23..31d5a4d95c2d 100644
--- a/drivers/tty/mxser.c
+++ b/drivers/tty/mxser.c
@@ -866,6 +866,7 @@ static int mxser_activate(struct tty_port *port, struct tty_struct *tty)
struct mxser_port *info = container_of(port, struct mxser_port, port);
unsigned long page;
unsigned long flags;
+ int ret;
page = __get_free_page(GFP_KERNEL);
if (!page)
@@ -875,9 +876,9 @@ static int mxser_activate(struct tty_port *port, struct tty_struct *tty)
if (!info->ioaddr || !info->type) {
set_bit(TTY_IO_ERROR, &tty->flags);
- free_page(page);
spin_unlock_irqrestore(&info->slock, flags);
- return 0;
+ ret = 0;
+ goto err_free_xmit;
}
info->port.xmit_buf = (unsigned char *) page;
@@ -903,8 +904,10 @@ static int mxser_activate(struct tty_port *port, struct tty_struct *tty)
if (capable(CAP_SYS_ADMIN)) {
set_bit(TTY_IO_ERROR, &tty->flags);
return 0;
- } else
- return -ENODEV;
+ }
+
+ ret = -ENODEV;
+ goto err_free_xmit;
}
/*
@@ -949,6 +952,10 @@ static int mxser_activate(struct tty_port *port, struct tty_struct *tty)
spin_unlock_irqrestore(&info->slock, flags);
return 0;
+err_free_xmit:
+ free_page(page);
+ info->port.xmit_buf = NULL;
+ return ret;
}
/*
diff --git a/drivers/tty/serial/8250/8250_mid.c b/drivers/tty/serial/8250/8250_mid.c
index ec957cce8c9a..83446e7ceec7 100644
--- a/drivers/tty/serial/8250/8250_mid.c
+++ b/drivers/tty/serial/8250/8250_mid.c
@@ -75,6 +75,11 @@ static int pnw_setup(struct mid8250 *mid, struct uart_port *p)
return 0;
}
+static void pnw_exit(struct mid8250 *mid)
+{
+ pci_dev_put(mid->dma_dev);
+}
+
static int tng_handle_irq(struct uart_port *p)
{
struct mid8250 *mid = p->private_data;
@@ -126,6 +131,11 @@ static int tng_setup(struct mid8250 *mid, struct uart_port *p)
return 0;
}
+static void tng_exit(struct mid8250 *mid)
+{
+ pci_dev_put(mid->dma_dev);
+}
+
static int dnv_handle_irq(struct uart_port *p)
{
struct mid8250 *mid = p->private_data;
@@ -332,9 +342,9 @@ static int mid8250_probe(struct pci_dev *pdev, const struct pci_device_id *id)
pci_set_drvdata(pdev, mid);
return 0;
+
err:
- if (mid->board->exit)
- mid->board->exit(mid);
+ mid->board->exit(mid);
return ret;
}
@@ -344,8 +354,7 @@ static void mid8250_remove(struct pci_dev *pdev)
serial8250_unregister_port(mid->line);
- if (mid->board->exit)
- mid->board->exit(mid);
+ mid->board->exit(mid);
}
static const struct mid8250_board pnw_board = {
@@ -353,6 +362,7 @@ static const struct mid8250_board pnw_board = {
.freq = 50000000,
.base_baud = 115200,
.setup = pnw_setup,
+ .exit = pnw_exit,
};
static const struct mid8250_board tng_board = {
@@ -360,6 +370,7 @@ static const struct mid8250_board tng_board = {
.freq = 38400000,
.base_baud = 1843200,
.setup = tng_setup,
+ .exit = tng_exit,
};
static const struct mid8250_board dnv_board = {
diff --git a/drivers/tty/serial/8250/8250_port.c b/drivers/tty/serial/8250/8250_port.c
index 7ac6bb38948f..9758d3b0c9fc 100644
--- a/drivers/tty/serial/8250/8250_port.c
+++ b/drivers/tty/serial/8250/8250_port.c
@@ -1596,6 +1596,18 @@ static inline void start_tx_rs485(struct uart_port *port)
if (!(up->port.rs485.flags & SER_RS485_RX_DURING_TX))
serial8250_stop_rx(&up->port);
+ /*
+ * While serial8250_em485_handle_stop_tx() is a noop if
+ * em485->active_timer != &em485->stop_tx_timer, it might happen that
+ * the timer is still armed and triggers only after the current bunch of
+ * chars is send and em485->active_timer == &em485->stop_tx_timer again.
+ * So cancel the timer. There is still a theoretical race condition if
+ * the timer is already running and only comes around to check for
+ * em485->active_timer when &em485->stop_tx_timer is armed again.
+ */
+ if (em485->active_timer == &em485->stop_tx_timer)
+ hrtimer_try_to_cancel(&em485->stop_tx_timer);
+
em485->active_timer = NULL;
mcr = serial8250_in_MCR(up);
diff --git a/drivers/tty/serial/kgdboc.c b/drivers/tty/serial/kgdboc.c
index 0314e78e31ff..72b89702d008 100644
--- a/drivers/tty/serial/kgdboc.c
+++ b/drivers/tty/serial/kgdboc.c
@@ -304,16 +304,16 @@ static int kgdboc_option_setup(char *opt)
{
if (!opt) {
pr_err("config string not provided\n");
- return -EINVAL;
+ return 1;
}
if (strlen(opt) >= MAX_CONFIG_LEN) {
pr_err("config string too long\n");
- return -ENOSPC;
+ return 1;
}
strcpy(config, opt);
- return 0;
+ return 1;
}
__setup("kgdboc=", kgdboc_option_setup);
diff --git a/drivers/tty/serial/samsung.c b/drivers/tty/serial/samsung.c
index 70d29b697e82..3886d4799603 100644
--- a/drivers/tty/serial/samsung.c
+++ b/drivers/tty/serial/samsung.c
@@ -764,11 +764,8 @@ static irqreturn_t s3c24xx_serial_tx_chars(int irq, void *id)
goto out;
}
- if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS) {
- spin_unlock(&port->lock);
+ if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
uart_write_wakeup(port);
- spin_lock(&port->lock);
- }
if (uart_circ_empty(xmit))
s3c24xx_serial_stop_tx(port);
diff --git a/drivers/usb/dwc3/dwc3-omap.c b/drivers/usb/dwc3/dwc3-omap.c
index 830ef7333750..6fbaa0d1bcd2 100644
--- a/drivers/usb/dwc3/dwc3-omap.c
+++ b/drivers/usb/dwc3/dwc3-omap.c
@@ -245,7 +245,7 @@ static void dwc3_omap_set_mailbox(struct dwc3_omap *omap,
break;
case OMAP_DWC3_ID_FLOAT:
- if (omap->vbus_reg)
+ if (omap->vbus_reg && regulator_is_enabled(omap->vbus_reg))
regulator_disable(omap->vbus_reg);
val = dwc3_omap_read_utmi_ctrl(omap);
val |= USBOTGSS_UTMI_OTG_CTRL_IDDIG;
diff --git a/drivers/usb/serial/Kconfig b/drivers/usb/serial/Kconfig
index c508e2d7104b..72d5de424d49 100644
--- a/drivers/usb/serial/Kconfig
+++ b/drivers/usb/serial/Kconfig
@@ -65,6 +65,7 @@ config USB_SERIAL_SIMPLE
- Libtransistor USB console
- a number of Motorola phones
- Motorola Tetra devices
+ - Nokia mobile phones
- Novatel Wireless GPS receivers
- Siemens USB/MPI adapter.
- ViVOtech ViVOpay USB device.
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index f37dc4cfce27..103b77f56aec 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -113,6 +113,7 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(ADLINK_VENDOR_ID, ADLINK_ND6530GC_PRODUCT_ID) },
{ USB_DEVICE(SMART_VENDOR_ID, SMART_PRODUCT_ID) },
{ USB_DEVICE(AT_VENDOR_ID, AT_VTKIT3_PRODUCT_ID) },
+ { USB_DEVICE(IBM_VENDOR_ID, IBM_PRODUCT_ID) },
{ } /* Terminating entry */
};
diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h
index c65c6c079544..c1b93d101990 100644
--- a/drivers/usb/serial/pl2303.h
+++ b/drivers/usb/serial/pl2303.h
@@ -34,6 +34,9 @@
#define ATEN_PRODUCT_UC232B 0x2022
#define ATEN_PRODUCT_ID2 0x2118
+#define IBM_VENDOR_ID 0x04b3
+#define IBM_PRODUCT_ID 0x4016
+
#define IODATA_VENDOR_ID 0x04bb
#define IODATA_PRODUCT_ID 0x0a03
#define IODATA_PRODUCT_ID_RSAQ5 0x0a0e
diff --git a/drivers/usb/serial/usb-serial-simple.c b/drivers/usb/serial/usb-serial-simple.c
index 15e05ebf37ac..3681e6418262 100644
--- a/drivers/usb/serial/usb-serial-simple.c
+++ b/drivers/usb/serial/usb-serial-simple.c
@@ -94,6 +94,11 @@ DEVICE(moto_modem, MOTO_IDS);
{ USB_DEVICE(0x0cad, 0x9016) } /* TPG2200 */
DEVICE(motorola_tetra, MOTOROLA_TETRA_IDS);
+/* Nokia mobile phone driver */
+#define NOKIA_IDS() \
+ { USB_DEVICE(0x0421, 0x069a) } /* Nokia 130 (RM-1035) */
+DEVICE(nokia, NOKIA_IDS);
+
/* Novatel Wireless GPS driver */
#define NOVATEL_IDS() \
{ USB_DEVICE(0x09d7, 0x0100) } /* NovAtel FlexPack GPS */
@@ -126,6 +131,7 @@ static struct usb_serial_driver * const serial_drivers[] = {
&vivopay_device,
&moto_modem_device,
&motorola_tetra_device,
+ &nokia_device,
&novatel_gps_device,
&hp4x_device,
&suunto_device,
@@ -143,6 +149,7 @@ static const struct usb_device_id id_table[] = {
VIVOPAY_IDS(),
MOTO_IDS(),
MOTOROLA_TETRA_IDS(),
+ NOKIA_IDS(),
NOVATEL_IDS(),
HP4X_IDS(),
SUUNTO_IDS(),
diff --git a/drivers/usb/storage/ene_ub6250.c b/drivers/usb/storage/ene_ub6250.c
index 28100374f7bd..79f77179fd9b 100644
--- a/drivers/usb/storage/ene_ub6250.c
+++ b/drivers/usb/storage/ene_ub6250.c
@@ -251,36 +251,33 @@ static struct us_unusual_dev ene_ub6250_unusual_dev_list[] = {
#define memstick_logaddr(logadr1, logadr0) ((((u16)(logadr1)) << 8) | (logadr0))
-struct SD_STATUS {
- u8 Insert:1;
- u8 Ready:1;
- u8 MediaChange:1;
- u8 IsMMC:1;
- u8 HiCapacity:1;
- u8 HiSpeed:1;
- u8 WtP:1;
- u8 Reserved:1;
-};
-
-struct MS_STATUS {
- u8 Insert:1;
- u8 Ready:1;
- u8 MediaChange:1;
- u8 IsMSPro:1;
- u8 IsMSPHG:1;
- u8 Reserved1:1;
- u8 WtP:1;
- u8 Reserved2:1;
-};
-
-struct SM_STATUS {
- u8 Insert:1;
- u8 Ready:1;
- u8 MediaChange:1;
- u8 Reserved:3;
- u8 WtP:1;
- u8 IsMS:1;
-};
+/* SD_STATUS bits */
+#define SD_Insert BIT(0)
+#define SD_Ready BIT(1)
+#define SD_MediaChange BIT(2)
+#define SD_IsMMC BIT(3)
+#define SD_HiCapacity BIT(4)
+#define SD_HiSpeed BIT(5)
+#define SD_WtP BIT(6)
+ /* Bit 7 reserved */
+
+/* MS_STATUS bits */
+#define MS_Insert BIT(0)
+#define MS_Ready BIT(1)
+#define MS_MediaChange BIT(2)
+#define MS_IsMSPro BIT(3)
+#define MS_IsMSPHG BIT(4)
+ /* Bit 5 reserved */
+#define MS_WtP BIT(6)
+ /* Bit 7 reserved */
+
+/* SM_STATUS bits */
+#define SM_Insert BIT(0)
+#define SM_Ready BIT(1)
+#define SM_MediaChange BIT(2)
+ /* Bits 3-5 reserved */
+#define SM_WtP BIT(6)
+#define SM_IsMS BIT(7)
struct ms_bootblock_cis {
u8 bCistplDEVICE[6]; /* 0 */
@@ -451,9 +448,9 @@ struct ene_ub6250_info {
u8 *bbuf;
/* for 6250 code */
- struct SD_STATUS SD_Status;
- struct MS_STATUS MS_Status;
- struct SM_STATUS SM_Status;
+ u8 SD_Status;
+ u8 MS_Status;
+ u8 SM_Status;
/* ----- SD Control Data ---------------- */
/*SD_REGISTER SD_Regs; */
@@ -616,7 +613,7 @@ static int sd_scsi_test_unit_ready(struct us_data *us, struct scsi_cmnd *srb)
{
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
- if (info->SD_Status.Insert && info->SD_Status.Ready)
+ if ((info->SD_Status & SD_Insert) && (info->SD_Status & SD_Ready))
return USB_STOR_TRANSPORT_GOOD;
else {
ene_sd_init(us);
@@ -636,7 +633,7 @@ static int sd_scsi_mode_sense(struct us_data *us, struct scsi_cmnd *srb)
0x0b, 0x00, 0x80, 0x08, 0x00, 0x00,
0x71, 0xc0, 0x00, 0x00, 0x02, 0x00 };
- if (info->SD_Status.WtP)
+ if (info->SD_Status & SD_WtP)
usb_stor_set_xfer_buf(mediaWP, 12, srb);
else
usb_stor_set_xfer_buf(mediaNoWP, 12, srb);
@@ -655,9 +652,9 @@ static int sd_scsi_read_capacity(struct us_data *us, struct scsi_cmnd *srb)
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
usb_stor_dbg(us, "sd_scsi_read_capacity\n");
- if (info->SD_Status.HiCapacity) {
+ if (info->SD_Status & SD_HiCapacity) {
bl_len = 0x200;
- if (info->SD_Status.IsMMC)
+ if (info->SD_Status & SD_IsMMC)
bl_num = info->HC_C_SIZE-1;
else
bl_num = (info->HC_C_SIZE + 1) * 1024 - 1;
@@ -707,7 +704,7 @@ static int sd_scsi_read(struct us_data *us, struct scsi_cmnd *srb)
return USB_STOR_TRANSPORT_ERROR;
}
- if (info->SD_Status.HiCapacity)
+ if (info->SD_Status & SD_HiCapacity)
bnByte = bn;
/* set up the command wrapper */
@@ -747,7 +744,7 @@ static int sd_scsi_write(struct us_data *us, struct scsi_cmnd *srb)
return USB_STOR_TRANSPORT_ERROR;
}
- if (info->SD_Status.HiCapacity)
+ if (info->SD_Status & SD_HiCapacity)
bnByte = bn;
/* set up the command wrapper */
@@ -1461,7 +1458,7 @@ static int ms_scsi_test_unit_ready(struct us_data *us, struct scsi_cmnd *srb)
struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra);
/* pr_info("MS_SCSI_Test_Unit_Ready\n"); */
- if (info->MS_Status.Insert && info->MS_Status.Ready) {
+ if ((info->MS_Status & MS_Insert) && (info->MS_Status & MS_Ready)) {
return USB_STOR_TRANSPORT_GOOD;
} else {
ene_ms_init(us);
@@ -1481,7 +1478,7 @@ static int ms_scsi_mode_sense(struct us_data *us, struct scsi_cmnd *srb)
0x0b, 0x00, 0x80, 0x08, 0x00, 0x00,
0x71, 0xc0, 0x00, 0x00, 0x02, 0x00 };
- if (info->MS_Status.WtP)
+ if (info->MS_Status & MS_WtP)
usb_stor_set_xfer_buf(mediaWP, 12, srb);
else
usb_stor_set_xfer_buf(mediaNoWP, 12, srb);
@@ -1500,7 +1497,7 @@ static int ms_scsi_read_capacity(struct us_data *us, struct scsi_cmnd *srb)
usb_stor_dbg(us, "ms_scsi_read_capacity\n");
bl_len = 0x200;
- if (info->MS_Status.IsMSPro)
+ if (info->MS_Status & MS_IsMSPro)
bl_num = info->MSP_TotalBlock - 1;
else
bl_num = info->MS_Lib.NumberOfLogBlock * info->MS_Lib.blockSize * 2 - 1;
@@ -1655,7 +1652,7 @@ static int ms_scsi_read(struct us_data *us, struct scsi_cmnd *srb)
if (bn > info->bl_num)
return USB_STOR_TRANSPORT_ERROR;
- if (info->MS_Status.IsMSPro) {
+ if (info->MS_Status & MS_IsMSPro) {
result = ene_load_bincode(us, MSP_RW_PATTERN);
if (result != USB_STOR_XFER_GOOD) {
usb_stor_dbg(us, "Load MPS RW pattern Fail !!\n");
@@ -1756,7 +1753,7 @@ static int ms_scsi_write(struct us_data *us, struct scsi_cmnd *srb)
if (bn > info->bl_num)
return USB_STOR_TRANSPORT_ERROR;
- if (info->MS_Status.IsMSPro) {
+ if (info->MS_Status & MS_IsMSPro) {
result = ene_load_bincode(us, MSP_RW_PATTERN);
if (result != USB_STOR_XFER_GOOD) {
pr_info("Load MSP RW pattern Fail !!\n");
@@ -1864,12 +1861,12 @@ static int ene_get_card_status(struct us_data *us, u8 *buf)
tmpreg = (u16) reg4b;
reg4b = *(u32 *)(&buf[0x14]);
- if (info->SD_Status.HiCapacity && !info->SD_Status.IsMMC)
+ if ((info->SD_Status & SD_HiCapacity) && !(info->SD_Status & SD_IsMMC))
info->HC_C_SIZE = (reg4b >> 8) & 0x3fffff;
info->SD_C_SIZE = ((tmpreg & 0x03) << 10) | (u16)(reg4b >> 22);
info->SD_C_SIZE_MULT = (u8)(reg4b >> 7) & 0x07;
- if (info->SD_Status.HiCapacity && info->SD_Status.IsMMC)
+ if ((info->SD_Status & SD_HiCapacity) && (info->SD_Status & SD_IsMMC))
info->HC_C_SIZE = *(u32 *)(&buf[0x100]);
if (info->SD_READ_BL_LEN > SD_BLOCK_LEN) {
@@ -2081,6 +2078,7 @@ static int ene_ms_init(struct us_data *us)
u16 MSP_BlockSize, MSP_UserAreaBlocks;
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
u8 *bbuf = info->bbuf;
+ unsigned int s;
printk(KERN_INFO "transport --- ENE_MSInit\n");
@@ -2105,15 +2103,16 @@ static int ene_ms_init(struct us_data *us)
return USB_STOR_TRANSPORT_ERROR;
}
/* the same part to test ENE */
- info->MS_Status = *(struct MS_STATUS *) bbuf;
-
- if (info->MS_Status.Insert && info->MS_Status.Ready) {
- printk(KERN_INFO "Insert = %x\n", info->MS_Status.Insert);
- printk(KERN_INFO "Ready = %x\n", info->MS_Status.Ready);
- printk(KERN_INFO "IsMSPro = %x\n", info->MS_Status.IsMSPro);
- printk(KERN_INFO "IsMSPHG = %x\n", info->MS_Status.IsMSPHG);
- printk(KERN_INFO "WtP= %x\n", info->MS_Status.WtP);
- if (info->MS_Status.IsMSPro) {
+ info->MS_Status = bbuf[0];
+
+ s = info->MS_Status;
+ if ((s & MS_Insert) && (s & MS_Ready)) {
+ printk(KERN_INFO "Insert = %x\n", !!(s & MS_Insert));
+ printk(KERN_INFO "Ready = %x\n", !!(s & MS_Ready));
+ printk(KERN_INFO "IsMSPro = %x\n", !!(s & MS_IsMSPro));
+ printk(KERN_INFO "IsMSPHG = %x\n", !!(s & MS_IsMSPHG));
+ printk(KERN_INFO "WtP= %x\n", !!(s & MS_WtP));
+ if (s & MS_IsMSPro) {
MSP_BlockSize = (bbuf[6] << 8) | bbuf[7];
MSP_UserAreaBlocks = (bbuf[10] << 8) | bbuf[11];
info->MSP_TotalBlock = MSP_BlockSize * MSP_UserAreaBlocks;
@@ -2174,17 +2173,17 @@ static int ene_sd_init(struct us_data *us)
return USB_STOR_TRANSPORT_ERROR;
}
- info->SD_Status = *(struct SD_STATUS *) bbuf;
- if (info->SD_Status.Insert && info->SD_Status.Ready) {
- struct SD_STATUS *s = &info->SD_Status;
+ info->SD_Status = bbuf[0];
+ if ((info->SD_Status & SD_Insert) && (info->SD_Status & SD_Ready)) {
+ unsigned int s = info->SD_Status;
ene_get_card_status(us, bbuf);
- usb_stor_dbg(us, "Insert = %x\n", s->Insert);
- usb_stor_dbg(us, "Ready = %x\n", s->Ready);
- usb_stor_dbg(us, "IsMMC = %x\n", s->IsMMC);
- usb_stor_dbg(us, "HiCapacity = %x\n", s->HiCapacity);
- usb_stor_dbg(us, "HiSpeed = %x\n", s->HiSpeed);
- usb_stor_dbg(us, "WtP = %x\n", s->WtP);
+ usb_stor_dbg(us, "Insert = %x\n", !!(s & SD_Insert));
+ usb_stor_dbg(us, "Ready = %x\n", !!(s & SD_Ready));
+ usb_stor_dbg(us, "IsMMC = %x\n", !!(s & SD_IsMMC));
+ usb_stor_dbg(us, "HiCapacity = %x\n", !!(s & SD_HiCapacity));
+ usb_stor_dbg(us, "HiSpeed = %x\n", !!(s & SD_HiSpeed));
+ usb_stor_dbg(us, "WtP = %x\n", !!(s & SD_WtP));
} else {
usb_stor_dbg(us, "SD Card Not Ready --- %x\n", bbuf[0]);
return USB_STOR_TRANSPORT_ERROR;
@@ -2206,14 +2205,14 @@ static int ene_init(struct us_data *us)
misc_reg03 = bbuf[0];
if (misc_reg03 & 0x01) {
- if (!info->SD_Status.Ready) {
+ if (!(info->SD_Status & SD_Ready)) {
result = ene_sd_init(us);
if (result != USB_STOR_XFER_GOOD)
return USB_STOR_TRANSPORT_ERROR;
}
}
if (misc_reg03 & 0x02) {
- if (!info->MS_Status.Ready) {
+ if (!(info->MS_Status & MS_Ready)) {
result = ene_ms_init(us);
if (result != USB_STOR_XFER_GOOD)
return USB_STOR_TRANSPORT_ERROR;
@@ -2312,14 +2311,14 @@ static int ene_transport(struct scsi_cmnd *srb, struct us_data *us)
/*US_DEBUG(usb_stor_show_command(us, srb)); */
scsi_set_resid(srb, 0);
- if (unlikely(!(info->SD_Status.Ready || info->MS_Status.Ready)))
+ if (unlikely(!(info->SD_Status & SD_Ready) || (info->MS_Status & MS_Ready)))
result = ene_init(us);
if (result == USB_STOR_XFER_GOOD) {
result = USB_STOR_TRANSPORT_ERROR;
- if (info->SD_Status.Ready)
+ if (info->SD_Status & SD_Ready)
result = sd_scsi_irp(us, srb);
- if (info->MS_Status.Ready)
+ if (info->MS_Status & MS_Ready)
result = ms_scsi_irp(us, srb);
}
return result;
@@ -2383,7 +2382,6 @@ static int ene_ub6250_probe(struct usb_interface *intf,
static int ene_ub6250_resume(struct usb_interface *iface)
{
- u8 tmp = 0;
struct us_data *us = usb_get_intfdata(iface);
struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra);
@@ -2395,17 +2393,16 @@ static int ene_ub6250_resume(struct usb_interface *iface)
mutex_unlock(&us->dev_mutex);
info->Power_IsResum = true;
- /*info->SD_Status.Ready = 0; */
- info->SD_Status = *(struct SD_STATUS *)&tmp;
- info->MS_Status = *(struct MS_STATUS *)&tmp;
- info->SM_Status = *(struct SM_STATUS *)&tmp;
+ /* info->SD_Status &= ~SD_Ready; */
+ info->SD_Status = 0;
+ info->MS_Status = 0;
+ info->SM_Status = 0;
return 0;
}
static int ene_ub6250_reset_resume(struct usb_interface *iface)
{
- u8 tmp = 0;
struct us_data *us = usb_get_intfdata(iface);
struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra);
@@ -2417,10 +2414,10 @@ static int ene_ub6250_reset_resume(struct usb_interface *iface)
* the device
*/
info->Power_IsResum = true;
- /*info->SD_Status.Ready = 0; */
- info->SD_Status = *(struct SD_STATUS *)&tmp;
- info->MS_Status = *(struct MS_STATUS *)&tmp;
- info->SM_Status = *(struct SM_STATUS *)&tmp;
+ /* info->SD_Status &= ~SD_Ready; */
+ info->SD_Status = 0;
+ info->MS_Status = 0;
+ info->SM_Status = 0;
return 0;
}
diff --git a/drivers/usb/storage/realtek_cr.c b/drivers/usb/storage/realtek_cr.c
index 8e0b12cc084a..0c5f1db24ee8 100644
--- a/drivers/usb/storage/realtek_cr.c
+++ b/drivers/usb/storage/realtek_cr.c
@@ -376,7 +376,7 @@ static int rts51x_read_mem(struct us_data *us, u16 addr, u8 *data, u16 len)
buf = kmalloc(len, GFP_NOIO);
if (buf == NULL)
- return USB_STOR_TRANSPORT_ERROR;
+ return -ENOMEM;
usb_stor_dbg(us, "addr = 0x%x, len = %d\n", addr, len);
diff --git a/drivers/video/fbdev/atafb.c b/drivers/video/fbdev/atafb.c
index fcd2dd670a65..770f77055682 100644
--- a/drivers/video/fbdev/atafb.c
+++ b/drivers/video/fbdev/atafb.c
@@ -1713,9 +1713,9 @@ static int falcon_setcolreg(unsigned int regno, unsigned int red,
((blue & 0xfc00) >> 8));
if (regno < 16) {
shifter_tt.color_reg[regno] =
- (((red & 0xe000) >> 13) | ((red & 0x1000) >> 12) << 8) |
- (((green & 0xe000) >> 13) | ((green & 0x1000) >> 12) << 4) |
- ((blue & 0xe000) >> 13) | ((blue & 0x1000) >> 12);
+ ((((red & 0xe000) >> 13) | ((red & 0x1000) >> 12)) << 8) |
+ ((((green & 0xe000) >> 13) | ((green & 0x1000) >> 12)) << 4) |
+ ((blue & 0xe000) >> 13) | ((blue & 0x1000) >> 12);
((u32 *)info->pseudo_palette)[regno] = ((red & 0xf800) |
((green & 0xfc00) >> 5) |
((blue & 0xf800) >> 11));
@@ -2001,9 +2001,9 @@ static int stste_setcolreg(unsigned int regno, unsigned int red,
green >>= 12;
if (ATARIHW_PRESENT(EXTD_SHIFTER))
shifter_tt.color_reg[regno] =
- (((red & 0xe) >> 1) | ((red & 1) << 3) << 8) |
- (((green & 0xe) >> 1) | ((green & 1) << 3) << 4) |
- ((blue & 0xe) >> 1) | ((blue & 1) << 3);
+ ((((red & 0xe) >> 1) | ((red & 1) << 3)) << 8) |
+ ((((green & 0xe) >> 1) | ((green & 1) << 3)) << 4) |
+ ((blue & 0xe) >> 1) | ((blue & 1) << 3);
else
shifter_tt.color_reg[regno] =
((red & 0xe) << 7) |
diff --git a/drivers/video/fbdev/cirrusfb.c b/drivers/video/fbdev/cirrusfb.c
index d992aa5eb3f0..a8f4967de798 100644
--- a/drivers/video/fbdev/cirrusfb.c
+++ b/drivers/video/fbdev/cirrusfb.c
@@ -470,7 +470,7 @@ static int cirrusfb_check_mclk(struct fb_info *info, long freq)
return 0;
}
-static int cirrusfb_check_pixclock(const struct fb_var_screeninfo *var,
+static int cirrusfb_check_pixclock(struct fb_var_screeninfo *var,
struct fb_info *info)
{
long freq;
@@ -479,9 +479,7 @@ static int cirrusfb_check_pixclock(const struct fb_var_screeninfo *var,
unsigned maxclockidx = var->bits_per_pixel >> 3;
/* convert from ps to kHz */
- freq = PICOS2KHZ(var->pixclock);
-
- dev_dbg(info->device, "desired pixclock: %ld kHz\n", freq);
+ freq = PICOS2KHZ(var->pixclock ? : 1);
maxclock = cirrusfb_board_info[cinfo->btype].maxclock[maxclockidx];
cinfo->multiplexing = 0;
@@ -489,11 +487,13 @@ static int cirrusfb_check_pixclock(const struct fb_var_screeninfo *var,
/* If the frequency is greater than we can support, we might be able
* to use multiplexing for the video mode */
if (freq > maxclock) {
- dev_err(info->device,
- "Frequency greater than maxclock (%ld kHz)\n",
- maxclock);
- return -EINVAL;
+ var->pixclock = KHZ2PICOS(maxclock);
+
+ while ((freq = PICOS2KHZ(var->pixclock)) > maxclock)
+ var->pixclock++;
}
+ dev_dbg(info->device, "desired pixclock: %ld kHz\n", freq);
+
/*
* Additional constraint: 8bpp uses DAC clock doubling to allow maximum
* pixel clock
diff --git a/drivers/video/fbdev/core/fbcvt.c b/drivers/video/fbdev/core/fbcvt.c
index 55d2bd0ce5c0..64843464c661 100644
--- a/drivers/video/fbdev/core/fbcvt.c
+++ b/drivers/video/fbdev/core/fbcvt.c
@@ -214,9 +214,11 @@ static u32 fb_cvt_aspect_ratio(struct fb_cvt_data *cvt)
static void fb_cvt_print_name(struct fb_cvt_data *cvt)
{
u32 pixcount, pixcount_mod;
- int cnt = 255, offset = 0, read = 0;
- u8 *buf = kzalloc(256, GFP_KERNEL);
+ int size = 256;
+ int off = 0;
+ u8 *buf;
+ buf = kzalloc(size, GFP_KERNEL);
if (!buf)
return;
@@ -224,43 +226,30 @@ static void fb_cvt_print_name(struct fb_cvt_data *cvt)
pixcount_mod = (cvt->xres * (cvt->yres/cvt->interlace)) % 1000000;
pixcount_mod /= 1000;
- read = snprintf(buf+offset, cnt, "fbcvt: %dx%d@%d: CVT Name - ",
- cvt->xres, cvt->yres, cvt->refresh);
- offset += read;
- cnt -= read;
+ off += scnprintf(buf + off, size - off, "fbcvt: %dx%d@%d: CVT Name - ",
+ cvt->xres, cvt->yres, cvt->refresh);
- if (cvt->status)
- snprintf(buf+offset, cnt, "Not a CVT standard - %d.%03d Mega "
- "Pixel Image\n", pixcount, pixcount_mod);
- else {
- if (pixcount) {
- read = snprintf(buf+offset, cnt, "%d", pixcount);
- cnt -= read;
- offset += read;
- }
+ if (cvt->status) {
+ off += scnprintf(buf + off, size - off,
+ "Not a CVT standard - %d.%03d Mega Pixel Image\n",
+ pixcount, pixcount_mod);
+ } else {
+ if (pixcount)
+ off += scnprintf(buf + off, size - off, "%d", pixcount);
- read = snprintf(buf+offset, cnt, ".%03dM", pixcount_mod);
- cnt -= read;
- offset += read;
+ off += scnprintf(buf + off, size - off, ".%03dM", pixcount_mod);
if (cvt->aspect_ratio == 0)
- read = snprintf(buf+offset, cnt, "3");
+ off += scnprintf(buf + off, size - off, "3");
else if (cvt->aspect_ratio == 3)
- read = snprintf(buf+offset, cnt, "4");
+ off += scnprintf(buf + off, size - off, "4");
else if (cvt->aspect_ratio == 1 || cvt->aspect_ratio == 4)
- read = snprintf(buf+offset, cnt, "9");
+ off += scnprintf(buf + off, size - off, "9");
else if (cvt->aspect_ratio == 2)
- read = snprintf(buf+offset, cnt, "A");
- else
- read = 0;
- cnt -= read;
- offset += read;
-
- if (cvt->flags & FB_CVT_FLAG_REDUCED_BLANK) {
- read = snprintf(buf+offset, cnt, "-R");
- cnt -= read;
- offset += read;
- }
+ off += scnprintf(buf + off, size - off, "A");
+
+ if (cvt->flags & FB_CVT_FLAG_REDUCED_BLANK)
+ off += scnprintf(buf + off, size - off, "-R");
}
printk(KERN_INFO "%s\n", buf);
diff --git a/drivers/video/fbdev/nvidia/nv_i2c.c b/drivers/video/fbdev/nvidia/nv_i2c.c
index d7994a173245..0b48965a6420 100644
--- a/drivers/video/fbdev/nvidia/nv_i2c.c
+++ b/drivers/video/fbdev/nvidia/nv_i2c.c
@@ -86,7 +86,7 @@ static int nvidia_setup_i2c_bus(struct nvidia_i2c_chan *chan, const char *name,
{
int rc;
- strcpy(chan->adapter.name, name);
+ strscpy(chan->adapter.name, name, sizeof(chan->adapter.name));
chan->adapter.owner = THIS_MODULE;
chan->adapter.class = i2c_class;
chan->adapter.algo_data = &chan->algo;
diff --git a/drivers/video/fbdev/omap2/omapfb/displays/connector-dvi.c b/drivers/video/fbdev/omap2/omapfb/displays/connector-dvi.c
index 06e1db34541e..41b0db0cc047 100644
--- a/drivers/video/fbdev/omap2/omapfb/displays/connector-dvi.c
+++ b/drivers/video/fbdev/omap2/omapfb/displays/connector-dvi.c
@@ -254,6 +254,7 @@ static int dvic_probe_of(struct platform_device *pdev)
adapter_node = of_parse_phandle(node, "ddc-i2c-bus", 0);
if (adapter_node) {
adapter = of_get_i2c_adapter_by_node(adapter_node);
+ of_node_put(adapter_node);
if (adapter == NULL) {
dev_err(&pdev->dev, "failed to parse ddc-i2c-bus\n");
omap_dss_put_device(ddata->in);
diff --git a/drivers/video/fbdev/omap2/omapfb/displays/panel-dsi-cm.c b/drivers/video/fbdev/omap2/omapfb/displays/panel-dsi-cm.c
index bef431530090..25cc0bcdfe19 100644
--- a/drivers/video/fbdev/omap2/omapfb/displays/panel-dsi-cm.c
+++ b/drivers/video/fbdev/omap2/omapfb/displays/panel-dsi-cm.c
@@ -413,7 +413,7 @@ static ssize_t dsicm_num_errors_show(struct device *dev,
if (r)
return r;
- return snprintf(buf, PAGE_SIZE, "%d\n", errors);
+ return sysfs_emit(buf, "%d\n", errors);
}
static ssize_t dsicm_hw_revision_show(struct device *dev,
@@ -444,7 +444,7 @@ static ssize_t dsicm_hw_revision_show(struct device *dev,
if (r)
return r;
- return snprintf(buf, PAGE_SIZE, "%02x.%02x.%02x\n", id1, id2, id3);
+ return sysfs_emit(buf, "%02x.%02x.%02x\n", id1, id2, id3);
}
static ssize_t dsicm_store_ulps(struct device *dev,
@@ -494,7 +494,7 @@ static ssize_t dsicm_show_ulps(struct device *dev,
t = ddata->ulps_enabled;
mutex_unlock(&ddata->lock);
- return snprintf(buf, PAGE_SIZE, "%u\n", t);
+ return sysfs_emit(buf, "%u\n", t);
}
static ssize_t dsicm_store_ulps_timeout(struct device *dev,
@@ -541,7 +541,7 @@ static ssize_t dsicm_show_ulps_timeout(struct device *dev,
t = ddata->ulps_timeout;
mutex_unlock(&ddata->lock);
- return snprintf(buf, PAGE_SIZE, "%u\n", t);
+ return sysfs_emit(buf, "%u\n", t);
}
static DEVICE_ATTR(num_dsi_errors, S_IRUGO, dsicm_num_errors_show, NULL);
diff --git a/drivers/video/fbdev/omap2/omapfb/displays/panel-sony-acx565akm.c b/drivers/video/fbdev/omap2/omapfb/displays/panel-sony-acx565akm.c
index f2c2fef3db74..87c4f420a9d9 100644
--- a/drivers/video/fbdev/omap2/omapfb/displays/panel-sony-acx565akm.c
+++ b/drivers/video/fbdev/omap2/omapfb/displays/panel-sony-acx565akm.c
@@ -487,7 +487,7 @@ static ssize_t show_cabc_available_modes(struct device *dev,
int i;
if (!ddata->has_cabc)
- return snprintf(buf, PAGE_SIZE, "%s\n", cabc_modes[0]);
+ return sysfs_emit(buf, "%s\n", cabc_modes[0]);
for (i = 0, len = 0;
len < PAGE_SIZE && i < ARRAY_SIZE(cabc_modes); i++)
diff --git a/drivers/video/fbdev/omap2/omapfb/displays/panel-tpo-td043mtea1.c b/drivers/video/fbdev/omap2/omapfb/displays/panel-tpo-td043mtea1.c
index ea8c79a42b41..3f1389bfba6f 100644
--- a/drivers/video/fbdev/omap2/omapfb/displays/panel-tpo-td043mtea1.c
+++ b/drivers/video/fbdev/omap2/omapfb/displays/panel-tpo-td043mtea1.c
@@ -173,7 +173,7 @@ static ssize_t tpo_td043_vmirror_show(struct device *dev,
{
struct panel_drv_data *ddata = dev_get_drvdata(dev);
- return snprintf(buf, PAGE_SIZE, "%d\n", ddata->vmirror);
+ return sysfs_emit(buf, "%d\n", ddata->vmirror);
}
static ssize_t tpo_td043_vmirror_store(struct device *dev,
@@ -203,7 +203,7 @@ static ssize_t tpo_td043_mode_show(struct device *dev,
{
struct panel_drv_data *ddata = dev_get_drvdata(dev);
- return snprintf(buf, PAGE_SIZE, "%d\n", ddata->mode);
+ return sysfs_emit(buf, "%d\n", ddata->mode);
}
static ssize_t tpo_td043_mode_store(struct device *dev,
diff --git a/drivers/video/fbdev/sm712fb.c b/drivers/video/fbdev/sm712fb.c
index 1781ca697f66..f4396d1389e4 100644
--- a/drivers/video/fbdev/sm712fb.c
+++ b/drivers/video/fbdev/sm712fb.c
@@ -1047,7 +1047,7 @@ static ssize_t smtcfb_read(struct fb_info *info, char __user *buf,
if (count + p > total_size)
count = total_size - p;
- buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
+ buffer = kmalloc(PAGE_SIZE, GFP_KERNEL);
if (!buffer)
return -ENOMEM;
@@ -1059,25 +1059,14 @@ static ssize_t smtcfb_read(struct fb_info *info, char __user *buf,
while (count) {
c = (count > PAGE_SIZE) ? PAGE_SIZE : count;
dst = buffer;
- for (i = c >> 2; i--;) {
- *dst = fb_readl(src++);
- *dst = big_swap(*dst);
+ for (i = (c + 3) >> 2; i--;) {
+ u32 val;
+
+ val = fb_readl(src);
+ *dst = big_swap(val);
+ src++;
dst++;
}
- if (c & 3) {
- u8 *dst8 = (u8 *)dst;
- u8 __iomem *src8 = (u8 __iomem *)src;
-
- for (i = c & 3; i--;) {
- if (i & 1) {
- *dst8++ = fb_readb(++src8);
- } else {
- *dst8++ = fb_readb(--src8);
- src8 += 2;
- }
- }
- src = (u32 __iomem *)src8;
- }
if (copy_to_user(buf, buffer, c)) {
err = -EFAULT;
@@ -1130,7 +1119,7 @@ static ssize_t smtcfb_write(struct fb_info *info, const char __user *buf,
count = total_size - p;
}
- buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, GFP_KERNEL);
+ buffer = kmalloc(PAGE_SIZE, GFP_KERNEL);
if (!buffer)
return -ENOMEM;
@@ -1148,24 +1137,11 @@ static ssize_t smtcfb_write(struct fb_info *info, const char __user *buf,
break;
}
- for (i = c >> 2; i--;) {
- fb_writel(big_swap(*src), dst++);
+ for (i = (c + 3) >> 2; i--;) {
+ fb_writel(big_swap(*src), dst);
+ dst++;
src++;
}
- if (c & 3) {
- u8 *src8 = (u8 *)src;
- u8 __iomem *dst8 = (u8 __iomem *)dst;
-
- for (i = c & 3; i--;) {
- if (i & 1) {
- fb_writeb(*src8++, ++dst8);
- } else {
- fb_writeb(*src8++, --dst8);
- dst8 += 2;
- }
- }
- dst = (u32 __iomem *)dst8;
- }
*ppos += c;
buf += c;
diff --git a/drivers/video/fbdev/smscufx.c b/drivers/video/fbdev/smscufx.c
index 2275e80b5776..1b244bea24b8 100644
--- a/drivers/video/fbdev/smscufx.c
+++ b/drivers/video/fbdev/smscufx.c
@@ -1672,6 +1672,7 @@ static int ufx_usb_probe(struct usb_interface *interface,
info->par = dev;
info->pseudo_palette = dev->pseudo_palette;
info->fbops = &ufx_ops;
+ INIT_LIST_HEAD(&info->modelist);
retval = fb_alloc_cmap(&info->cmap, 256, 0);
if (retval < 0) {
@@ -1682,8 +1683,6 @@ static int ufx_usb_probe(struct usb_interface *interface,
INIT_DELAYED_WORK(&dev->free_framebuffer_work,
ufx_free_framebuffer_work);
- INIT_LIST_HEAD(&info->modelist);
-
retval = ufx_reg_read(dev, 0x3000, &id_rev);
check_warn_goto_error(retval, "error %d reading 0x3000 register from device", retval);
dev_dbg(dev->gdev, "ID_REV register value 0x%08x", id_rev);
diff --git a/drivers/video/fbdev/w100fb.c b/drivers/video/fbdev/w100fb.c
index ffda1d68fb05..566eacd903a3 100644
--- a/drivers/video/fbdev/w100fb.c
+++ b/drivers/video/fbdev/w100fb.c
@@ -772,12 +772,18 @@ int w100fb_probe(struct platform_device *pdev)
fb_dealloc_cmap(&info->cmap);
kfree(info->pseudo_palette);
}
- if (remapped_fbuf != NULL)
+ if (remapped_fbuf != NULL) {
iounmap(remapped_fbuf);
- if (remapped_regs != NULL)
+ remapped_fbuf = NULL;
+ }
+ if (remapped_regs != NULL) {
iounmap(remapped_regs);
- if (remapped_base != NULL)
+ remapped_regs = NULL;
+ }
+ if (remapped_base != NULL) {
iounmap(remapped_base);
+ remapped_base = NULL;
+ }
if (info)
framebuffer_release(info);
return err;
@@ -802,8 +808,11 @@ static int w100fb_remove(struct platform_device *pdev)
fb_dealloc_cmap(&info->cmap);
iounmap(remapped_base);
+ remapped_base = NULL;
iounmap(remapped_regs);
+ remapped_regs = NULL;
iounmap(remapped_fbuf);
+ remapped_fbuf = NULL;
framebuffer_release(info);
diff --git a/drivers/w1/slaves/w1_therm.c b/drivers/w1/slaves/w1_therm.c
index 259525c3382a..9b9870ba01cd 100644
--- a/drivers/w1/slaves/w1_therm.c
+++ b/drivers/w1/slaves/w1_therm.c
@@ -690,16 +690,20 @@ static ssize_t w1_seq_show(struct device *device,
if (sl->reg_num.id == reg_num->id)
seq = i;
+ if (w1_reset_bus(sl->master))
+ goto error;
+
+ /* Put the device into chain DONE state */
+ w1_write_8(sl->master, W1_MATCH_ROM);
+ w1_write_block(sl->master, (u8 *)&rn, 8);
w1_write_8(sl->master, W1_42_CHAIN);
w1_write_8(sl->master, W1_42_CHAIN_DONE);
w1_write_8(sl->master, W1_42_CHAIN_DONE_INV);
- w1_read_block(sl->master, &ack, sizeof(ack));
/* check for acknowledgment */
ack = w1_read_8(sl->master);
if (ack != W1_42_SUCCESS_CONFIRM_BYTE)
goto error;
-
}
/* Exit from CHAIN state */
diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h
index 90c5095ae97e..c8945be9f63a 100644
--- a/fs/btrfs/extent_io.h
+++ b/fs/btrfs/extent_io.h
@@ -210,7 +210,7 @@ struct extent_buffer {
*/
struct extent_changeset {
/* How many bytes are set/cleared in this operation */
- unsigned int bytes_changed;
+ u64 bytes_changed;
/* Changed ranges */
struct ulist range_changed;
diff --git a/fs/cifs/link.c b/fs/cifs/link.c
index 9451a7f6893d..a89b8ff82040 100644
--- a/fs/cifs/link.c
+++ b/fs/cifs/link.c
@@ -97,6 +97,9 @@ parse_mf_symlink(const u8 *buf, unsigned int buf_len, unsigned int *_link_len,
if (rc != 1)
return -EINVAL;
+ if (link_len > CIFS_MF_SYMLINK_LINK_MAXLEN)
+ return -EINVAL;
+
rc = symlink_hash(link_len, link_str, md5_hash);
if (rc) {
cifs_dbg(FYI, "%s: MD5 hash failure: %d\n", __func__, rc);
diff --git a/fs/ext2/super.c b/fs/ext2/super.c
index 4a338576ebb1..f3d55f1c0ce4 100644
--- a/fs/ext2/super.c
+++ b/fs/ext2/super.c
@@ -773,8 +773,12 @@ static loff_t ext2_max_size(int bits)
res += 1LL << (bits-2);
res += 1LL << (2*(bits-2));
res += 1LL << (3*(bits-2));
+ /* Compute how many metadata blocks are needed */
+ meta_blocks = 1;
+ meta_blocks += 1 + ppb;
+ meta_blocks += 1 + ppb + ppb * ppb;
/* Does block tree limit file size? */
- if (res < upper_limit)
+ if (res + meta_blocks <= upper_limit)
goto check_lfs;
res = upper_limit;
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 9c07c8674b21..4d3eefff3c84 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -2147,6 +2147,15 @@ static int ext4_writepage(struct page *page,
else
len = PAGE_SIZE;
+ /* Should never happen but for bugs in other kernel subsystems */
+ if (!page_has_buffers(page)) {
+ ext4_warning_inode(inode,
+ "page %lu does not have buffers attached", page->index);
+ ClearPageDirty(page);
+ unlock_page(page);
+ return 0;
+ }
+
page_bufs = page_buffers(page);
/*
* We cannot do block allocation or other extent handling in this
@@ -2706,6 +2715,22 @@ static int mpage_prepare_extent_to_map(struct mpage_da_data *mpd)
wait_on_page_writeback(page);
BUG_ON(PageWriteback(page));
+ /*
+ * Should never happen but for buggy code in
+ * other subsystems that call
+ * set_page_dirty() without properly warning
+ * the file system first. See [1] for more
+ * information.
+ *
+ * [1] https://lore.kernel.org/linux-mm/20180103100430.GE4911@quack2.suse.cz
+ */
+ if (!page_has_buffers(page)) {
+ ext4_warning_inode(mpd->inode, "page %lu does not have buffers attached", page->index);
+ ClearPageDirty(page);
+ unlock_page(page);
+ continue;
+ }
+
if (mpd->map.m_len == 0)
mpd->first_page = page->index;
mpd->next_page = page->index + 1;
diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c
index db7d746633cf..1c98b5b7bead 100644
--- a/fs/fuse/dev.c
+++ b/fs/fuse/dev.c
@@ -991,7 +991,17 @@ static int fuse_copy_page(struct fuse_copy_state *cs, struct page **pagep,
while (count) {
if (cs->write && cs->pipebufs && page) {
- return fuse_ref_page(cs, page, offset, count);
+ /*
+ * Can't control lifetime of pipe buffers, so always
+ * copy user pages.
+ */
+ if (cs->req->user_pages) {
+ err = fuse_copy_fill(cs);
+ if (err)
+ return err;
+ } else {
+ return fuse_ref_page(cs, page, offset, count);
+ }
} else if (!cs->len) {
if (cs->move_pages && page &&
offset == 0 && count == PAGE_SIZE) {
diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index 5f5da2911cea..a32b2ca3de6f 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -1325,6 +1325,7 @@ static int fuse_get_user_pages(struct fuse_req *req, struct iov_iter *ii,
(PAGE_SIZE - ret) & (PAGE_SIZE - 1);
}
+ req->user_pages = true;
if (write)
req->in.argpages = 1;
else
diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h
index fac1f08dd32e..30fdede2ea64 100644
--- a/fs/fuse/fuse_i.h
+++ b/fs/fuse/fuse_i.h
@@ -312,6 +312,8 @@ struct fuse_req {
/** refcount */
refcount_t count;
+ bool user_pages;
+
/** Unique ID for the interrupt request */
u64 intr_unique;
diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c
index 87656030ec7d..f4a26759ca38 100644
--- a/fs/gfs2/rgrp.c
+++ b/fs/gfs2/rgrp.c
@@ -1380,7 +1380,8 @@ int gfs2_fitrim(struct file *filp, void __user *argp)
start = r.start >> bs_shift;
end = start + (r.len >> bs_shift);
- minlen = max_t(u64, r.minlen,
+ minlen = max_t(u64, r.minlen, sdp->sd_sb.sb_bsize);
+ minlen = max_t(u64, minlen,
q->limits.discard_granularity) >> bs_shift;
if (end <= start || minlen > sdp->sd_max_rg_data)
diff --git a/fs/jffs2/build.c b/fs/jffs2/build.c
index b288c8ae1236..837cd55fd4c5 100644
--- a/fs/jffs2/build.c
+++ b/fs/jffs2/build.c
@@ -415,13 +415,15 @@ int jffs2_do_mount_fs(struct jffs2_sb_info *c)
jffs2_free_ino_caches(c);
jffs2_free_raw_node_refs(c);
ret = -EIO;
- goto out_free;
+ goto out_sum_exit;
}
jffs2_calc_trigger_levels(c);
return 0;
+ out_sum_exit:
+ jffs2_sum_exit(c);
out_free:
kvfree(c->blocks);
diff --git a/fs/jffs2/fs.c b/fs/jffs2/fs.c
index 3c96f4bdc549..b7df9e34ccfd 100644
--- a/fs/jffs2/fs.c
+++ b/fs/jffs2/fs.c
@@ -597,8 +597,8 @@ int jffs2_do_fill_super(struct super_block *sb, void *data, int silent)
jffs2_free_ino_caches(c);
jffs2_free_raw_node_refs(c);
kvfree(c->blocks);
- out_inohash:
jffs2_clear_xattr_subsystem(c);
+ out_inohash:
kfree(c->inocache_list);
out_wbuf:
jffs2_flash_cleanup(c);
diff --git a/fs/jffs2/scan.c b/fs/jffs2/scan.c
index 08813789fcf0..664384dac6e5 100644
--- a/fs/jffs2/scan.c
+++ b/fs/jffs2/scan.c
@@ -136,7 +136,7 @@ int jffs2_scan_medium(struct jffs2_sb_info *c)
if (!s) {
JFFS2_WARNING("Can't allocate memory for summary\n");
ret = -ENOMEM;
- goto out;
+ goto out_buf;
}
}
@@ -274,13 +274,15 @@ int jffs2_scan_medium(struct jffs2_sb_info *c)
}
ret = 0;
out:
+ jffs2_sum_reset_collected(s);
+ kfree(s);
+ out_buf:
if (buf_size)
kfree(flashbuf);
#ifndef __ECOS
else
mtd_unpoint(c->mtd, 0, c->mtd->size);
#endif
- kfree(s);
return ret;
}
diff --git a/fs/jfs/inode.c b/fs/jfs/inode.c
index 87b41edc800d..68779cc3609a 100644
--- a/fs/jfs/inode.c
+++ b/fs/jfs/inode.c
@@ -156,12 +156,13 @@ void jfs_evict_inode(struct inode *inode)
dquot_initialize(inode);
if (JFS_IP(inode)->fileset == FILESYSTEM_I) {
+ struct inode *ipimap = JFS_SBI(inode->i_sb)->ipimap;
truncate_inode_pages_final(&inode->i_data);
if (test_cflag(COMMIT_Freewmap, inode))
jfs_free_zero_link(inode);
- if (JFS_SBI(inode->i_sb)->ipimap)
+ if (ipimap && JFS_IP(ipimap)->i_imap)
diFree(inode);
/*
diff --git a/fs/jfs/jfs_dmap.c b/fs/jfs/jfs_dmap.c
index 9ff510a489cb..6dac48e29d28 100644
--- a/fs/jfs/jfs_dmap.c
+++ b/fs/jfs/jfs_dmap.c
@@ -161,6 +161,7 @@ static const s8 budtab[256] = {
* 0 - success
* -ENOMEM - insufficient memory
* -EIO - i/o error
+ * -EINVAL - wrong bmap data
*/
int dbMount(struct inode *ipbmap)
{
@@ -192,6 +193,12 @@ int dbMount(struct inode *ipbmap)
bmp->db_nfree = le64_to_cpu(dbmp_le->dn_nfree);
bmp->db_l2nbperpage = le32_to_cpu(dbmp_le->dn_l2nbperpage);
bmp->db_numag = le32_to_cpu(dbmp_le->dn_numag);
+ if (!bmp->db_numag) {
+ release_metapage(mp);
+ kfree(bmp);
+ return -EINVAL;
+ }
+
bmp->db_maxlevel = le32_to_cpu(dbmp_le->dn_maxlevel);
bmp->db_maxag = le32_to_cpu(dbmp_le->dn_maxag);
bmp->db_agpref = le32_to_cpu(dbmp_le->dn_agpref);
diff --git a/fs/nfs/callback_proc.c b/fs/nfs/callback_proc.c
index 3998b432e1b9..825b3166605d 100644
--- a/fs/nfs/callback_proc.c
+++ b/fs/nfs/callback_proc.c
@@ -355,12 +355,11 @@ __be32 nfs4_callback_devicenotify(void *argp, void *resp,
struct cb_process_state *cps)
{
struct cb_devicenotifyargs *args = argp;
+ const struct pnfs_layoutdriver_type *ld = NULL;
uint32_t i;
__be32 res = 0;
- struct nfs_client *clp = cps->clp;
- struct nfs_server *server = NULL;
- if (!clp) {
+ if (!cps->clp) {
res = cpu_to_be32(NFS4ERR_OP_NOT_IN_SESSION);
goto out;
}
@@ -368,23 +367,15 @@ __be32 nfs4_callback_devicenotify(void *argp, void *resp,
for (i = 0; i < args->ndevs; i++) {
struct cb_devicenotifyitem *dev = &args->devs[i];
- if (!server ||
- server->pnfs_curr_ld->id != dev->cbd_layout_type) {
- rcu_read_lock();
- list_for_each_entry_rcu(server, &clp->cl_superblocks, client_link)
- if (server->pnfs_curr_ld &&
- server->pnfs_curr_ld->id == dev->cbd_layout_type) {
- rcu_read_unlock();
- goto found;
- }
- rcu_read_unlock();
- continue;
+ if (!ld || ld->id != dev->cbd_layout_type) {
+ pnfs_put_layoutdriver(ld);
+ ld = pnfs_find_layoutdriver(dev->cbd_layout_type);
+ if (!ld)
+ continue;
}
-
- found:
- nfs4_delete_deviceid(server->pnfs_curr_ld, clp, &dev->cbd_dev_id);
+ nfs4_delete_deviceid(ld, cps->clp, &dev->cbd_dev_id);
}
-
+ pnfs_put_layoutdriver(ld);
out:
kfree(args->devs);
return res;
diff --git a/fs/nfs/callback_xdr.c b/fs/nfs/callback_xdr.c
index 36c34be839d0..737c37603fb1 100644
--- a/fs/nfs/callback_xdr.c
+++ b/fs/nfs/callback_xdr.c
@@ -278,10 +278,6 @@ __be32 decode_devicenotify_args(struct svc_rqst *rqstp,
n = ntohl(*p++);
if (n == 0)
goto out;
- if (n > ULONG_MAX / sizeof(*args->devs)) {
- status = htonl(NFS4ERR_BADXDR);
- goto out;
- }
args->devs = kmalloc_array(n, sizeof(*args->devs), GFP_KERNEL);
if (!args->devs) {
diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c
index e6ea4511c41c..8acff8f6678e 100644
--- a/fs/nfs/direct.c
+++ b/fs/nfs/direct.c
@@ -288,8 +288,8 @@ ssize_t nfs_direct_IO(struct kiocb *iocb, struct iov_iter *iter)
VM_BUG_ON(iov_iter_count(iter) != PAGE_SIZE);
if (iov_iter_rw(iter) == READ)
- return nfs_file_direct_read(iocb, iter);
- return nfs_file_direct_write(iocb, iter);
+ return nfs_file_direct_read(iocb, iter, true);
+ return nfs_file_direct_write(iocb, iter, true);
}
static void nfs_direct_release_pages(struct page **pages, unsigned int npages)
@@ -553,6 +553,7 @@ static ssize_t nfs_direct_read_schedule_iovec(struct nfs_direct_req *dreq,
* nfs_file_direct_read - file direct read operation for NFS files
* @iocb: target I/O control block
* @iter: vector of user buffers into which to read data
+ * @swap: flag indicating this is swap IO, not O_DIRECT IO
*
* We use this function for direct reads instead of calling
* generic_file_aio_read() in order to avoid gfar's check to see if
@@ -568,7 +569,8 @@ static ssize_t nfs_direct_read_schedule_iovec(struct nfs_direct_req *dreq,
* client must read the updated atime from the server back into its
* cache.
*/
-ssize_t nfs_file_direct_read(struct kiocb *iocb, struct iov_iter *iter)
+ssize_t nfs_file_direct_read(struct kiocb *iocb, struct iov_iter *iter,
+ bool swap)
{
struct file *file = iocb->ki_filp;
struct address_space *mapping = file->f_mapping;
@@ -610,12 +612,14 @@ ssize_t nfs_file_direct_read(struct kiocb *iocb, struct iov_iter *iter)
if (iter_is_iovec(iter))
dreq->flags = NFS_ODIRECT_SHOULD_DIRTY;
- nfs_start_io_direct(inode);
+ if (!swap)
+ nfs_start_io_direct(inode);
NFS_I(inode)->read_io += count;
requested = nfs_direct_read_schedule_iovec(dreq, iter, iocb->ki_pos);
- nfs_end_io_direct(inode);
+ if (!swap)
+ nfs_end_io_direct(inode);
if (requested > 0) {
result = nfs_direct_wait(dreq);
@@ -884,7 +888,7 @@ static const struct nfs_pgio_completion_ops nfs_direct_write_completion_ops = {
*/
static ssize_t nfs_direct_write_schedule_iovec(struct nfs_direct_req *dreq,
struct iov_iter *iter,
- loff_t pos)
+ loff_t pos, int ioflags)
{
struct nfs_pageio_descriptor desc;
struct inode *inode = dreq->inode;
@@ -892,7 +896,7 @@ static ssize_t nfs_direct_write_schedule_iovec(struct nfs_direct_req *dreq,
size_t requested_bytes = 0;
size_t wsize = max_t(size_t, NFS_SERVER(inode)->wsize, PAGE_SIZE);
- nfs_pageio_init_write(&desc, inode, FLUSH_COND_STABLE, false,
+ nfs_pageio_init_write(&desc, inode, ioflags, false,
&nfs_direct_write_completion_ops);
desc.pg_dreq = dreq;
get_dreq(dreq);
@@ -971,6 +975,7 @@ static ssize_t nfs_direct_write_schedule_iovec(struct nfs_direct_req *dreq,
* nfs_file_direct_write - file direct write operation for NFS files
* @iocb: target I/O control block
* @iter: vector of user buffers from which to write data
+ * @swap: flag indicating this is swap IO, not O_DIRECT IO
*
* We use this function for direct writes instead of calling
* generic_file_aio_write() in order to avoid taking the inode
@@ -987,7 +992,8 @@ static ssize_t nfs_direct_write_schedule_iovec(struct nfs_direct_req *dreq,
* Note that O_APPEND is not supported for NFS direct writes, as there
* is no atomic O_APPEND write facility in the NFS protocol.
*/
-ssize_t nfs_file_direct_write(struct kiocb *iocb, struct iov_iter *iter)
+ssize_t nfs_file_direct_write(struct kiocb *iocb, struct iov_iter *iter,
+ bool swap)
{
ssize_t result = -EINVAL, requested;
size_t count;
@@ -1001,7 +1007,11 @@ ssize_t nfs_file_direct_write(struct kiocb *iocb, struct iov_iter *iter)
dfprintk(FILE, "NFS: direct write(%pD2, %zd@%Ld)\n",
file, iov_iter_count(iter), (long long) iocb->ki_pos);
- result = generic_write_checks(iocb, iter);
+ if (swap)
+ /* bypass generic checks */
+ result = iov_iter_count(iter);
+ else
+ result = generic_write_checks(iocb, iter);
if (result <= 0)
return result;
count = result;
@@ -1031,16 +1041,22 @@ ssize_t nfs_file_direct_write(struct kiocb *iocb, struct iov_iter *iter)
if (!is_sync_kiocb(iocb))
dreq->iocb = iocb;
- nfs_start_io_direct(inode);
+ if (swap) {
+ requested = nfs_direct_write_schedule_iovec(dreq, iter, pos,
+ FLUSH_STABLE);
+ } else {
+ nfs_start_io_direct(inode);
- requested = nfs_direct_write_schedule_iovec(dreq, iter, pos);
+ requested = nfs_direct_write_schedule_iovec(dreq, iter, pos,
+ FLUSH_COND_STABLE);
- if (mapping->nrpages) {
- invalidate_inode_pages2_range(mapping,
- pos >> PAGE_SHIFT, end);
- }
+ if (mapping->nrpages) {
+ invalidate_inode_pages2_range(mapping,
+ pos >> PAGE_SHIFT, end);
+ }
- nfs_end_io_direct(inode);
+ nfs_end_io_direct(inode);
+ }
if (requested > 0) {
result = nfs_direct_wait(dreq);
diff --git a/fs/nfs/file.c b/fs/nfs/file.c
index 81cca49a8375..4d847fcbedcf 100644
--- a/fs/nfs/file.c
+++ b/fs/nfs/file.c
@@ -157,7 +157,7 @@ nfs_file_read(struct kiocb *iocb, struct iov_iter *to)
ssize_t result;
if (iocb->ki_flags & IOCB_DIRECT)
- return nfs_file_direct_read(iocb, to);
+ return nfs_file_direct_read(iocb, to, false);
dprintk("NFS: read(%pD2, %zu@%lu)\n",
iocb->ki_filp,
@@ -606,7 +606,7 @@ ssize_t nfs_file_write(struct kiocb *iocb, struct iov_iter *from)
return result;
if (iocb->ki_flags & IOCB_DIRECT)
- return nfs_file_direct_write(iocb, from);
+ return nfs_file_direct_write(iocb, from, false);
dprintk("NFS: write(%pD2, %zu@%Ld)\n",
file, iov_iter_count(from), (long long) iocb->ki_pos);
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index 619fc5c4c82c..18bbdaefd940 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -91,6 +91,17 @@ find_pnfs_driver(u32 id)
return local;
}
+const struct pnfs_layoutdriver_type *pnfs_find_layoutdriver(u32 id)
+{
+ return find_pnfs_driver(id);
+}
+
+void pnfs_put_layoutdriver(const struct pnfs_layoutdriver_type *ld)
+{
+ if (ld)
+ module_put(ld->owner);
+}
+
void
unset_pnfs_layoutdriver(struct nfs_server *nfss)
{
diff --git a/fs/nfs/pnfs.h b/fs/nfs/pnfs.h
index 965d657086c8..3504826c1ee7 100644
--- a/fs/nfs/pnfs.h
+++ b/fs/nfs/pnfs.h
@@ -219,6 +219,8 @@ struct pnfs_devicelist {
extern int pnfs_register_layoutdriver(struct pnfs_layoutdriver_type *);
extern void pnfs_unregister_layoutdriver(struct pnfs_layoutdriver_type *);
+extern const struct pnfs_layoutdriver_type *pnfs_find_layoutdriver(u32 id);
+extern void pnfs_put_layoutdriver(const struct pnfs_layoutdriver_type *ld);
/* nfs4proc.c */
extern int nfs4_proc_getdeviceinfo(struct nfs_server *server,
diff --git a/fs/nfsd/nfsproc.c b/fs/nfsd/nfsproc.c
index fc6282181a1f..65d1aae9bfde 100644
--- a/fs/nfsd/nfsproc.c
+++ b/fs/nfsd/nfsproc.c
@@ -227,7 +227,7 @@ nfsd_proc_write(struct svc_rqst *rqstp)
__be32 nfserr;
unsigned long cnt = argp->len;
- dprintk("nfsd: WRITE %s %d bytes at %d\n",
+ dprintk("nfsd: WRITE %s %u bytes at %d\n",
SVCFH_fmt(&argp->fh),
argp->len, argp->offset);
diff --git a/fs/nfsd/xdr.h b/fs/nfsd/xdr.h
index 2f4f22e6b8cb..046454a62156 100644
--- a/fs/nfsd/xdr.h
+++ b/fs/nfsd/xdr.h
@@ -33,7 +33,7 @@ struct nfsd_readargs {
struct nfsd_writeargs {
svc_fh fh;
__u32 offset;
- int len;
+ __u32 len;
int vlen;
};
diff --git a/fs/ntfs/inode.c b/fs/ntfs/inode.c
index 8cd134750ebb..4150b3633f77 100644
--- a/fs/ntfs/inode.c
+++ b/fs/ntfs/inode.c
@@ -1915,6 +1915,10 @@ int ntfs_read_inode_mount(struct inode *vi)
}
/* Now allocate memory for the attribute list. */
ni->attr_list_size = (u32)ntfs_attr_size(a);
+ if (!ni->attr_list_size) {
+ ntfs_error(sb, "Attr_list_size is zero");
+ goto put_err_out;
+ }
ni->attr_list = ntfs_malloc_nofs(ni->attr_list_size);
if (!ni->attr_list) {
ntfs_error(sb, "Not enough memory to allocate buffer "
diff --git a/fs/ubifs/dir.c b/fs/ubifs/dir.c
index de0d63a347ac..299611052bbf 100644
--- a/fs/ubifs/dir.c
+++ b/fs/ubifs/dir.c
@@ -390,15 +390,18 @@ static int do_tmpfile(struct inode *dir, struct dentry *dentry,
{
struct inode *inode;
struct ubifs_info *c = dir->i_sb->s_fs_info;
- struct ubifs_budget_req req = { .new_ino = 1, .new_dent = 1};
+ struct ubifs_budget_req req = { .new_ino = 1, .new_dent = 1,
+ .dirtied_ino = 1};
struct ubifs_budget_req ino_req = { .dirtied_ino = 1 };
struct ubifs_inode *ui, *dir_ui = ubifs_inode(dir);
int err, instantiated = 0;
struct fscrypt_name nm;
/*
- * Budget request settings: new dirty inode, new direntry,
- * budget for dirtied inode will be released via writeback.
+ * Budget request settings: new inode, new direntry, changing the
+ * parent directory inode.
+ * Allocate budget separately for new dirtied inode, the budget will
+ * be released via writeback.
*/
dbg_gen("dent '%pd', mode %#hx in dir ino %lu",
@@ -468,6 +471,8 @@ static int do_tmpfile(struct inode *dir, struct dentry *dentry,
make_bad_inode(inode);
if (!instantiated)
iput(inode);
+ else if (whiteout)
+ iput(*whiteout);
out_budg:
ubifs_release_budget(c, &req);
if (!instantiated)
@@ -988,7 +993,8 @@ static int ubifs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
struct ubifs_inode *dir_ui = ubifs_inode(dir);
struct ubifs_info *c = dir->i_sb->s_fs_info;
int err, sz_change;
- struct ubifs_budget_req req = { .new_ino = 1, .new_dent = 1 };
+ struct ubifs_budget_req req = { .new_ino = 1, .new_dent = 1,
+ .dirtied_ino = 1};
struct fscrypt_name nm;
/*
@@ -1450,6 +1456,9 @@ static int do_rename(struct inode *old_dir, struct dentry *old_dentry,
if (unlink)
drop_nlink(old_dir);
}
+
+ /* Add the old_dentry size to the old_dir size. */
+ old_sz -= CALC_DENT_SIZE(fname_len(&old_nm));
}
old_dir->i_size -= old_sz;
@@ -1496,8 +1505,6 @@ static int do_rename(struct inode *old_dir, struct dentry *old_dentry,
err = ubifs_budget_space(c, &wht_req);
if (err) {
- kfree(whiteout_ui->data);
- whiteout_ui->data_len = 0;
iput(whiteout);
goto out_release;
}
diff --git a/fs/ubifs/ioctl.c b/fs/ubifs/ioctl.c
index 1f6d16105990..ae05bca197bd 100644
--- a/fs/ubifs/ioctl.c
+++ b/fs/ubifs/ioctl.c
@@ -110,7 +110,7 @@ static int setflags(struct inode *inode, int flags)
struct ubifs_inode *ui = ubifs_inode(inode);
struct ubifs_info *c = inode->i_sb->s_fs_info;
struct ubifs_budget_req req = { .dirtied_ino = 1,
- .dirtied_ino_d = ui->data_len };
+ .dirtied_ino_d = ALIGN(ui->data_len, 8) };
err = ubifs_budget_space(c, &req);
if (err)
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 1c3d774d3c83..afbe2fcc476a 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -56,6 +56,14 @@ struct blk_stat_callback;
*/
#define BLKCG_MAX_POLS 3
+static inline int blk_validate_block_size(unsigned int bsize)
+{
+ if (bsize < 512 || bsize > PAGE_SIZE || !is_power_of_2(bsize))
+ return -EINVAL;
+
+ return 0;
+}
+
typedef void (rq_end_io_fn)(struct request *, blk_status_t);
#define BLK_RL_SYNCFULL (1U << 0)
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index f679f5268467..3727053d13fc 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -1160,13 +1160,16 @@ extern struct mem_section mem_section[NR_SECTION_ROOTS][SECTIONS_PER_ROOT];
static inline struct mem_section *__nr_to_section(unsigned long nr)
{
+ unsigned long root = SECTION_NR_TO_ROOT(nr);
+
+ if (unlikely(root >= NR_SECTION_ROOTS))
+ return NULL;
+
#ifdef CONFIG_SPARSEMEM_EXTREME
- if (!mem_section)
+ if (!mem_section || !mem_section[root])
return NULL;
#endif
- if (!mem_section[SECTION_NR_TO_ROOT(nr)])
- return NULL;
- return &mem_section[SECTION_NR_TO_ROOT(nr)][nr & SECTION_ROOT_MASK];
+ return &mem_section[root][nr & SECTION_ROOT_MASK];
}
extern int __section_nr(struct mem_section* ms);
extern unsigned long usemap_size(void);
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 7972aac9264c..1edc2af51e03 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -3378,7 +3378,8 @@ void netdev_run_todo(void);
*/
static inline void dev_put(struct net_device *dev)
{
- this_cpu_dec(*dev->pcpu_refcnt);
+ if (dev)
+ this_cpu_dec(*dev->pcpu_refcnt);
}
/**
@@ -3389,7 +3390,8 @@ static inline void dev_put(struct net_device *dev)
*/
static inline void dev_hold(struct net_device *dev)
{
- this_cpu_inc(*dev->pcpu_refcnt);
+ if (dev)
+ this_cpu_inc(*dev->pcpu_refcnt);
}
/* Carrier loss detection, dial on demand. The functions netif_carrier_on
diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index e51292d9e1a2..b32347453679 100644
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -442,10 +442,10 @@ static inline struct rpc_cred *nfs_file_cred(struct file *file)
* linux/fs/nfs/direct.c
*/
extern ssize_t nfs_direct_IO(struct kiocb *, struct iov_iter *);
-extern ssize_t nfs_file_direct_read(struct kiocb *iocb,
- struct iov_iter *iter);
-extern ssize_t nfs_file_direct_write(struct kiocb *iocb,
- struct iov_iter *iter);
+ssize_t nfs_file_direct_read(struct kiocb *iocb,
+ struct iov_iter *iter, bool swap);
+ssize_t nfs_file_direct_write(struct kiocb *iocb,
+ struct iov_iter *iter, bool swap);
/*
* linux/fs/nfs/dir.c
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 66c0d5fad0cb..521030233c8d 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -569,6 +569,7 @@ struct pci_bus {
struct bin_attribute *legacy_io; /* legacy I/O for this bus */
struct bin_attribute *legacy_mem; /* legacy mem */
unsigned int is_added:1;
+ unsigned int unsafe_warn:1; /* warned about RW1C config write */
};
#define to_pci_bus(n) container_of(n, struct pci_bus, dev)
diff --git a/include/net/sock.h b/include/net/sock.h
index f72753391acc..f729ccfe756a 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -2311,22 +2311,39 @@ static inline void sock_recv_ts_and_drops(struct msghdr *msg, struct sock *sk,
void __sock_tx_timestamp(__u16 tsflags, __u8 *tx_flags);
/**
- * sock_tx_timestamp - checks whether the outgoing packet is to be time stamped
+ * _sock_tx_timestamp - checks whether the outgoing packet is to be time stamped
* @sk: socket sending this packet
* @tsflags: timestamping flags to use
* @tx_flags: completed with instructions for time stamping
+ * @tskey: filled in with next sk_tskey (not for TCP, which uses seqno)
*
* Note: callers should take care of initial ``*tx_flags`` value (usually 0)
*/
-static inline void sock_tx_timestamp(const struct sock *sk, __u16 tsflags,
- __u8 *tx_flags)
+static inline void _sock_tx_timestamp(struct sock *sk, __u16 tsflags,
+ __u8 *tx_flags, __u32 *tskey)
{
- if (unlikely(tsflags))
+ if (unlikely(tsflags)) {
__sock_tx_timestamp(tsflags, tx_flags);
+ if (tsflags & SOF_TIMESTAMPING_OPT_ID && tskey &&
+ tsflags & SOF_TIMESTAMPING_TX_RECORD_MASK)
+ *tskey = sk->sk_tskey++;
+ }
if (unlikely(sock_flag(sk, SOCK_WIFI_STATUS)))
*tx_flags |= SKBTX_WIFI_STATUS;
}
+static inline void sock_tx_timestamp(struct sock *sk, __u16 tsflags,
+ __u8 *tx_flags)
+{
+ _sock_tx_timestamp(sk, tsflags, tx_flags, NULL);
+}
+
+static inline void skb_setup_tx_timestamp(struct sk_buff *skb, __u16 tsflags)
+{
+ _sock_tx_timestamp(skb->sk, tsflags, &skb_shinfo(skb)->tx_flags,
+ &skb_shinfo(skb)->tskey);
+}
+
/**
* sk_eat_skb - Release a skb if it is no longer needed
* @sk: socket to eat this skb from
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index 86ff11157449..fe45e5ab2601 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -1674,13 +1674,16 @@ int xfrm_policy_walk(struct net *net, struct xfrm_policy_walk *walk,
void *);
void xfrm_policy_walk_done(struct xfrm_policy_walk *walk, struct net *net);
int xfrm_policy_insert(int dir, struct xfrm_policy *policy, int excl);
-struct xfrm_policy *xfrm_policy_bysel_ctx(struct net *net, u32 mark,
+struct xfrm_policy *xfrm_policy_bysel_ctx(struct net *net,
+ const struct xfrm_mark *mark,
u8 type, int dir,
struct xfrm_selector *sel,
struct xfrm_sec_ctx *ctx, int delete,
int *err);
-struct xfrm_policy *xfrm_policy_byid(struct net *net, u32 mark, u8, int dir,
- u32 id, int delete, int *err);
+struct xfrm_policy *xfrm_policy_byid(struct net *net,
+ const struct xfrm_mark *mark,
+ u8 type, int dir, u32 id, int delete,
+ int *err);
int xfrm_policy_flush(struct net *net, u8 type, bool task_valid);
void xfrm_policy_hash_rebuild(struct net *net);
u32 xfrm_get_acqseq(void);
diff --git a/init/main.c b/init/main.c
index f0b2411a5fbf..621cedd9173a 100644
--- a/init/main.c
+++ b/init/main.c
@@ -749,7 +749,7 @@ static int __init initcall_blacklist(char *str)
}
} while (str_entry);
- return 0;
+ return 1;
}
static bool __init_or_module initcall_blacklisted(initcall_t fn)
@@ -965,7 +965,9 @@ static noinline void __init kernel_init_freeable(void);
bool rodata_enabled __ro_after_init = true;
static int __init set_debug_rodata(char *str)
{
- return strtobool(str, &rodata_enabled);
+ if (strtobool(str, &rodata_enabled))
+ pr_warn("Invalid option string for rodata: '%s'\n", str);
+ return 1;
}
__setup("rodata=", set_debug_rodata);
#endif
diff --git a/kernel/cgroup/cgroup-internal.h b/kernel/cgroup/cgroup-internal.h
index bf54ade001be..421c01590cb5 100644
--- a/kernel/cgroup/cgroup-internal.h
+++ b/kernel/cgroup/cgroup-internal.h
@@ -8,6 +8,25 @@
#include <linux/list.h>
#include <linux/refcount.h>
+struct cgroup_pidlist;
+
+struct cgroup_file_ctx {
+ struct cgroup_namespace *ns;
+
+ struct {
+ void *trigger;
+ } psi;
+
+ struct {
+ bool started;
+ struct css_task_iter iter;
+ } procs;
+
+ struct {
+ struct cgroup_pidlist *pidlist;
+ } procs1;
+};
+
/*
* A cgroup can be associated with multiple css_sets as different tasks may
* belong to different cgroups on different hierarchies. In the other
diff --git a/kernel/cgroup/cgroup-v1.c b/kernel/cgroup/cgroup-v1.c
index 105f5b2f5978..a14182e90f57 100644
--- a/kernel/cgroup/cgroup-v1.c
+++ b/kernel/cgroup/cgroup-v1.c
@@ -426,6 +426,7 @@ static void *cgroup_pidlist_start(struct seq_file *s, loff_t *pos)
* next pid to display, if any
*/
struct kernfs_open_file *of = s->private;
+ struct cgroup_file_ctx *ctx = of->priv;
struct cgroup *cgrp = seq_css(s)->cgroup;
struct cgroup_pidlist *l;
enum cgroup_filetype type = seq_cft(s)->private;
@@ -435,25 +436,24 @@ static void *cgroup_pidlist_start(struct seq_file *s, loff_t *pos)
mutex_lock(&cgrp->pidlist_mutex);
/*
- * !NULL @of->priv indicates that this isn't the first start()
- * after open. If the matching pidlist is around, we can use that.
- * Look for it. Note that @of->priv can't be used directly. It
- * could already have been destroyed.
+ * !NULL @ctx->procs1.pidlist indicates that this isn't the first
+ * start() after open. If the matching pidlist is around, we can use
+ * that. Look for it. Note that @ctx->procs1.pidlist can't be used
+ * directly. It could already have been destroyed.
*/
- if (of->priv)
- of->priv = cgroup_pidlist_find(cgrp, type);
+ if (ctx->procs1.pidlist)
+ ctx->procs1.pidlist = cgroup_pidlist_find(cgrp, type);
/*
* Either this is the first start() after open or the matching
* pidlist has been destroyed inbetween. Create a new one.
*/
- if (!of->priv) {
- ret = pidlist_array_load(cgrp, type,
- (struct cgroup_pidlist **)&of->priv);
+ if (!ctx->procs1.pidlist) {
+ ret = pidlist_array_load(cgrp, type, &ctx->procs1.pidlist);
if (ret)
return ERR_PTR(ret);
}
- l = of->priv;
+ l = ctx->procs1.pidlist;
if (pid) {
int end = l->length;
@@ -481,7 +481,8 @@ static void *cgroup_pidlist_start(struct seq_file *s, loff_t *pos)
static void cgroup_pidlist_stop(struct seq_file *s, void *v)
{
struct kernfs_open_file *of = s->private;
- struct cgroup_pidlist *l = of->priv;
+ struct cgroup_file_ctx *ctx = of->priv;
+ struct cgroup_pidlist *l = ctx->procs1.pidlist;
if (l)
mod_delayed_work(cgroup_pidlist_destroy_wq, &l->destroy_dwork,
@@ -492,7 +493,8 @@ static void cgroup_pidlist_stop(struct seq_file *s, void *v)
static void *cgroup_pidlist_next(struct seq_file *s, void *v, loff_t *pos)
{
struct kernfs_open_file *of = s->private;
- struct cgroup_pidlist *l = of->priv;
+ struct cgroup_file_ctx *ctx = of->priv;
+ struct cgroup_pidlist *l = ctx->procs1.pidlist;
pid_t *p = v;
pid_t *end = l->list + l->length;
/*
@@ -535,10 +537,11 @@ static ssize_t __cgroup1_procs_write(struct kernfs_open_file *of,
goto out_unlock;
/*
- * Even if we're attaching all tasks in the thread group, we only
- * need to check permissions on one of them.
+ * Even if we're attaching all tasks in the thread group, we only need
+ * to check permissions on one of them. Check permissions using the
+ * credentials from file open to protect against inherited fd attacks.
*/
- cred = current_cred();
+ cred = of->file->f_cred;
tcred = get_task_cred(task);
if (!uid_eq(cred->euid, GLOBAL_ROOT_UID) &&
!uid_eq(cred->euid, tcred->uid) &&
diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c
index d5044ca33bd0..63d1349a17a3 100644
--- a/kernel/cgroup/cgroup.c
+++ b/kernel/cgroup/cgroup.c
@@ -3364,24 +3364,43 @@ static int cgroup_stat_show(struct seq_file *seq, void *v)
static int cgroup_file_open(struct kernfs_open_file *of)
{
struct cftype *cft = of->kn->priv;
+ struct cgroup_file_ctx *ctx;
+ int ret;
- if (cft->open)
- return cft->open(of);
- return 0;
+ ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
+ if (!ctx)
+ return -ENOMEM;
+
+ ctx->ns = current->nsproxy->cgroup_ns;
+ get_cgroup_ns(ctx->ns);
+ of->priv = ctx;
+
+ if (!cft->open)
+ return 0;
+
+ ret = cft->open(of);
+ if (ret) {
+ put_cgroup_ns(ctx->ns);
+ kfree(ctx);
+ }
+ return ret;
}
static void cgroup_file_release(struct kernfs_open_file *of)
{
struct cftype *cft = of->kn->priv;
+ struct cgroup_file_ctx *ctx = of->priv;
if (cft->release)
cft->release(of);
+ put_cgroup_ns(ctx->ns);
+ kfree(ctx);
}
static ssize_t cgroup_file_write(struct kernfs_open_file *of, char *buf,
size_t nbytes, loff_t off)
{
- struct cgroup_namespace *ns = current->nsproxy->cgroup_ns;
+ struct cgroup_file_ctx *ctx = of->priv;
struct cgroup *cgrp = of->kn->parent->priv;
struct cftype *cft = of->kn->priv;
struct cgroup_subsys_state *css;
@@ -3395,7 +3414,7 @@ static ssize_t cgroup_file_write(struct kernfs_open_file *of, char *buf,
*/
if ((cgrp->root->flags & CGRP_ROOT_NS_DELEGATE) &&
!(cft->flags & CFTYPE_NS_DELEGATABLE) &&
- ns != &init_cgroup_ns && ns->root_cset->dfl_cgrp == cgrp)
+ ctx->ns != &init_cgroup_ns && ctx->ns->root_cset->dfl_cgrp == cgrp)
return -EPERM;
if (cft->write)
@@ -4270,21 +4289,21 @@ void css_task_iter_end(struct css_task_iter *it)
static void cgroup_procs_release(struct kernfs_open_file *of)
{
- if (of->priv) {
- css_task_iter_end(of->priv);
- kfree(of->priv);
- }
+ struct cgroup_file_ctx *ctx = of->priv;
+
+ if (ctx->procs.started)
+ css_task_iter_end(&ctx->procs.iter);
}
static void *cgroup_procs_next(struct seq_file *s, void *v, loff_t *pos)
{
struct kernfs_open_file *of = s->private;
- struct css_task_iter *it = of->priv;
+ struct cgroup_file_ctx *ctx = of->priv;
if (pos)
(*pos)++;
- return css_task_iter_next(it);
+ return css_task_iter_next(&ctx->procs.iter);
}
static void *__cgroup_procs_start(struct seq_file *s, loff_t *pos,
@@ -4292,21 +4311,18 @@ static void *__cgroup_procs_start(struct seq_file *s, loff_t *pos,
{
struct kernfs_open_file *of = s->private;
struct cgroup *cgrp = seq_css(s)->cgroup;
- struct css_task_iter *it = of->priv;
+ struct cgroup_file_ctx *ctx = of->priv;
+ struct css_task_iter *it = &ctx->procs.iter;
/*
* When a seq_file is seeked, it's always traversed sequentially
* from position 0, so we can simply keep iterating on !0 *pos.
*/
- if (!it) {
+ if (!ctx->procs.started) {
if (WARN_ON_ONCE((*pos)))
return ERR_PTR(-EINVAL);
-
- it = kzalloc(sizeof(*it), GFP_KERNEL);
- if (!it)
- return ERR_PTR(-ENOMEM);
- of->priv = it;
css_task_iter_start(&cgrp->self, iter_flags, it);
+ ctx->procs.started = true;
} else if (!(*pos)) {
css_task_iter_end(it);
css_task_iter_start(&cgrp->self, iter_flags, it);
@@ -4341,9 +4357,9 @@ static int cgroup_procs_show(struct seq_file *s, void *v)
static int cgroup_procs_write_permission(struct cgroup *src_cgrp,
struct cgroup *dst_cgrp,
- struct super_block *sb)
+ struct super_block *sb,
+ struct cgroup_namespace *ns)
{
- struct cgroup_namespace *ns = current->nsproxy->cgroup_ns;
struct cgroup *com_cgrp = src_cgrp;
struct inode *inode;
int ret;
@@ -4379,8 +4395,10 @@ static int cgroup_procs_write_permission(struct cgroup *src_cgrp,
static ssize_t cgroup_procs_write(struct kernfs_open_file *of,
char *buf, size_t nbytes, loff_t off)
{
+ struct cgroup_file_ctx *ctx = of->priv;
struct cgroup *src_cgrp, *dst_cgrp;
struct task_struct *task;
+ const struct cred *saved_cred;
ssize_t ret;
dst_cgrp = cgroup_kn_lock_live(of->kn, false);
@@ -4397,8 +4415,16 @@ static ssize_t cgroup_procs_write(struct kernfs_open_file *of,
src_cgrp = task_cgroup_from_root(task, &cgrp_dfl_root);
spin_unlock_irq(&css_set_lock);
+ /*
+ * Process and thread migrations follow same delegation rule. Check
+ * permissions using the credentials from file open to protect against
+ * inherited fd attacks.
+ */
+ saved_cred = override_creds(of->file->f_cred);
ret = cgroup_procs_write_permission(src_cgrp, dst_cgrp,
- of->file->f_path.dentry->d_sb);
+ of->file->f_path.dentry->d_sb,
+ ctx->ns);
+ revert_creds(saved_cred);
if (ret)
goto out_finish;
@@ -4420,8 +4446,10 @@ static void *cgroup_threads_start(struct seq_file *s, loff_t *pos)
static ssize_t cgroup_threads_write(struct kernfs_open_file *of,
char *buf, size_t nbytes, loff_t off)
{
+ struct cgroup_file_ctx *ctx = of->priv;
struct cgroup *src_cgrp, *dst_cgrp;
struct task_struct *task;
+ const struct cred *saved_cred;
ssize_t ret;
buf = strstrip(buf);
@@ -4440,9 +4468,16 @@ static ssize_t cgroup_threads_write(struct kernfs_open_file *of,
src_cgrp = task_cgroup_from_root(task, &cgrp_dfl_root);
spin_unlock_irq(&css_set_lock);
- /* thread migrations follow the cgroup.procs delegation rule */
+ /*
+ * Process and thread migrations follow same delegation rule. Check
+ * permissions using the credentials from file open to protect against
+ * inherited fd attacks.
+ */
+ saved_cred = override_creds(of->file->f_cred);
ret = cgroup_procs_write_permission(src_cgrp, dst_cgrp,
- of->file->f_path.dentry->d_sb);
+ of->file->f_path.dentry->d_sb,
+ ctx->ns);
+ revert_creds(saved_cred);
if (ret)
goto out_finish;
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 54da9e12381f..0f49ab48cb14 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -8641,8 +8641,11 @@ perf_event_parse_addr_filter(struct perf_event *event, char *fstr,
}
/* ready to consume more filters */
+ kfree(filename);
+ filename = NULL;
state = IF_STATE_ACTION;
filter = NULL;
+ kernel = 0;
}
}
diff --git a/kernel/power/hibernate.c b/kernel/power/hibernate.c
index e68b1c20ad3d..f4ecb23c9194 100644
--- a/kernel/power/hibernate.c
+++ b/kernel/power/hibernate.c
@@ -1186,7 +1186,7 @@ static int __init resumedelay_setup(char *str)
int rc = kstrtouint(str, 0, &resume_delay);
if (rc)
- return rc;
+ pr_warn("resumedelay: bad option string '%s'\n", str);
return 1;
}
diff --git a/kernel/power/suspend_test.c b/kernel/power/suspend_test.c
index 6a897e8b2a88..3f6345d60256 100644
--- a/kernel/power/suspend_test.c
+++ b/kernel/power/suspend_test.c
@@ -158,22 +158,22 @@ static int __init setup_test_suspend(char *value)
value++;
suspend_type = strsep(&value, ",");
if (!suspend_type)
- return 0;
+ return 1;
repeat = strsep(&value, ",");
if (repeat) {
if (kstrtou32(repeat, 0, &test_repeat_count_max))
- return 0;
+ return 1;
}
for (i = PM_SUSPEND_MIN; i < PM_SUSPEND_MAX; i++)
if (!strcmp(pm_labels[i], suspend_type)) {
test_state_label = pm_labels[i];
- return 0;
+ return 1;
}
printk(warn_bad_state, suspend_type);
- return 0;
+ return 1;
}
__setup("test_suspend", setup_test_suspend);
diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
index 31b5e7919d62..11173d0b51bc 100644
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -125,8 +125,10 @@ static int __control_devkmsg(char *str)
static int __init control_devkmsg(char *str)
{
- if (__control_devkmsg(str) < 0)
+ if (__control_devkmsg(str) < 0) {
+ pr_warn("printk.devkmsg: bad option string '%s'\n", str);
return 1;
+ }
/*
* Set sysctl string accordingly:
@@ -148,7 +150,7 @@ static int __init control_devkmsg(char *str)
*/
devkmsg_log |= DEVKMSG_LOG_MASK_LOCK;
- return 0;
+ return 1;
}
__setup("printk.devkmsg=", control_devkmsg);
diff --git a/kernel/ptrace.c b/kernel/ptrace.c
index b28f3c66c6fe..cf03de0a7cc6 100644
--- a/kernel/ptrace.c
+++ b/kernel/ptrace.c
@@ -370,6 +370,26 @@ bool ptrace_may_access(struct task_struct *task, unsigned int mode)
return !err;
}
+static int check_ptrace_options(unsigned long data)
+{
+ if (data & ~(unsigned long)PTRACE_O_MASK)
+ return -EINVAL;
+
+ if (unlikely(data & PTRACE_O_SUSPEND_SECCOMP)) {
+ if (!IS_ENABLED(CONFIG_CHECKPOINT_RESTORE) ||
+ !IS_ENABLED(CONFIG_SECCOMP))
+ return -EINVAL;
+
+ if (!capable(CAP_SYS_ADMIN))
+ return -EPERM;
+
+ if (seccomp_mode(¤t->seccomp) != SECCOMP_MODE_DISABLED ||
+ current->ptrace & PT_SUSPEND_SECCOMP)
+ return -EPERM;
+ }
+ return 0;
+}
+
static int ptrace_attach(struct task_struct *task, long request,
unsigned long addr,
unsigned long flags)
@@ -381,8 +401,16 @@ static int ptrace_attach(struct task_struct *task, long request,
if (seize) {
if (addr != 0)
goto out;
+ /*
+ * This duplicates the check in check_ptrace_options() because
+ * ptrace_attach() and ptrace_setoptions() have historically
+ * used different error codes for unknown ptrace options.
+ */
if (flags & ~(unsigned long)PTRACE_O_MASK)
goto out;
+ retval = check_ptrace_options(flags);
+ if (retval)
+ return retval;
flags = PT_PTRACED | PT_SEIZED | (flags << PT_OPT_FLAG_SHIFT);
} else {
flags = PT_PTRACED;
@@ -655,22 +683,11 @@ int ptrace_writedata(struct task_struct *tsk, char __user *src, unsigned long ds
static int ptrace_setoptions(struct task_struct *child, unsigned long data)
{
unsigned flags;
+ int ret;
- if (data & ~(unsigned long)PTRACE_O_MASK)
- return -EINVAL;
-
- if (unlikely(data & PTRACE_O_SUSPEND_SECCOMP)) {
- if (!IS_ENABLED(CONFIG_CHECKPOINT_RESTORE) ||
- !IS_ENABLED(CONFIG_SECCOMP))
- return -EINVAL;
-
- if (!capable(CAP_SYS_ADMIN))
- return -EPERM;
-
- if (seccomp_mode(¤t->seccomp) != SECCOMP_MODE_DISABLED ||
- current->ptrace & PT_SUSPEND_SECCOMP)
- return -EPERM;
- }
+ ret = check_ptrace_options(data);
+ if (ret)
+ return ret;
/* Avoid intermediate state when all opts are cleared */
flags = child->ptrace;
diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c
index 187c04a34ba1..053c480f5382 100644
--- a/kernel/sched/debug.c
+++ b/kernel/sched/debug.c
@@ -899,25 +899,15 @@ void print_numa_stats(struct seq_file *m, int node, unsigned long tsf,
static void sched_show_numa(struct task_struct *p, struct seq_file *m)
{
#ifdef CONFIG_NUMA_BALANCING
- struct mempolicy *pol;
-
if (p->mm)
P(mm->numa_scan_seq);
- task_lock(p);
- pol = p->mempolicy;
- if (pol && !(pol->flags & MPOL_F_MORON))
- pol = NULL;
- mpol_get(pol);
- task_unlock(p);
-
P(numa_pages_migrated);
P(numa_preferred_nid);
P(total_numa_faults);
SEQ_printf(m, "current_node=%d, numa_group_id=%d\n",
task_node(p), task_numa_group_id(p));
show_numa_stats(p, m);
- mpol_put(pol);
#endif
}
diff --git a/kernel/smp.c b/kernel/smp.c
index f9d95d59b7ed..d519c792c9d5 100644
--- a/kernel/smp.c
+++ b/kernel/smp.c
@@ -221,7 +221,7 @@ static void flush_smp_call_function_queue(bool warn_cpu_offline)
/* There shouldn't be any pending callbacks on an offline CPU. */
if (unlikely(warn_cpu_offline && !cpu_online(smp_processor_id()) &&
- !warned && !llist_empty(head))) {
+ !warned && entry != NULL)) {
warned = true;
WARN(1, "IPI on offline CPU %d\n", smp_processor_id());
diff --git a/lib/raid6/test/test.c b/lib/raid6/test/test.c
index b07f4d8e6b03..a7e937248299 100644
--- a/lib/raid6/test/test.c
+++ b/lib/raid6/test/test.c
@@ -22,7 +22,6 @@
#define NDISKS 16 /* Including P and Q */
const char raid6_empty_zero_page[PAGE_SIZE] __attribute__((aligned(PAGE_SIZE)));
-struct raid6_calls raid6_call;
char *dataptrs[NDISKS];
char data[NDISKS][PAGE_SIZE] __attribute__((aligned(PAGE_SIZE)));
diff --git a/lib/test_kmod.c b/lib/test_kmod.c
index c0ce0156d54b..74f8d386f85e 100644
--- a/lib/test_kmod.c
+++ b/lib/test_kmod.c
@@ -1162,6 +1162,7 @@ static struct kmod_test_device *register_test_dev_kmod(void)
if (ret) {
pr_err("could not register misc device: %d\n", ret);
free_test_dev_kmod(test_dev);
+ test_dev = NULL;
goto out;
}
diff --git a/mm/kmemleak.c b/mm/kmemleak.c
index 0b842160168b..d279d8be0dca 100644
--- a/mm/kmemleak.c
+++ b/mm/kmemleak.c
@@ -1192,7 +1192,7 @@ EXPORT_SYMBOL(kmemleak_no_scan);
void __ref kmemleak_alloc_phys(phys_addr_t phys, size_t size, int min_count,
gfp_t gfp)
{
- if (!IS_ENABLED(CONFIG_HIGHMEM) || PHYS_PFN(phys) < max_low_pfn)
+ if (PHYS_PFN(phys) >= min_low_pfn && PHYS_PFN(phys) < max_low_pfn)
kmemleak_alloc(__va(phys), size, min_count, gfp);
}
EXPORT_SYMBOL(kmemleak_alloc_phys);
@@ -1203,7 +1203,7 @@ EXPORT_SYMBOL(kmemleak_alloc_phys);
*/
void __ref kmemleak_free_part_phys(phys_addr_t phys, size_t size)
{
- if (!IS_ENABLED(CONFIG_HIGHMEM) || PHYS_PFN(phys) < max_low_pfn)
+ if (PHYS_PFN(phys) >= min_low_pfn && PHYS_PFN(phys) < max_low_pfn)
kmemleak_free_part(__va(phys), size);
}
EXPORT_SYMBOL(kmemleak_free_part_phys);
@@ -1214,7 +1214,7 @@ EXPORT_SYMBOL(kmemleak_free_part_phys);
*/
void __ref kmemleak_not_leak_phys(phys_addr_t phys)
{
- if (!IS_ENABLED(CONFIG_HIGHMEM) || PHYS_PFN(phys) < max_low_pfn)
+ if (PHYS_PFN(phys) >= min_low_pfn && PHYS_PFN(phys) < max_low_pfn)
kmemleak_not_leak(__va(phys));
}
EXPORT_SYMBOL(kmemleak_not_leak_phys);
@@ -1225,7 +1225,7 @@ EXPORT_SYMBOL(kmemleak_not_leak_phys);
*/
void __ref kmemleak_ignore_phys(phys_addr_t phys)
{
- if (!IS_ENABLED(CONFIG_HIGHMEM) || PHYS_PFN(phys) < max_low_pfn)
+ if (PHYS_PFN(phys) >= min_low_pfn && PHYS_PFN(phys) < max_low_pfn)
kmemleak_ignore(__va(phys));
}
EXPORT_SYMBOL(kmemleak_ignore_phys);
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 5e8b8e1b7d90..637e1eb59a0b 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -5978,7 +5978,7 @@ static int __init cgroup_memory(char *s)
if (!strcmp(token, "nokmem"))
cgroup_memory_nokmem = true;
}
- return 0;
+ return 1;
}
__setup("cgroup.memory=", cgroup_memory);
diff --git a/mm/memory.c b/mm/memory.c
index b001670c9615..cec495ecffae 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -1306,6 +1306,17 @@ int copy_page_range(struct mm_struct *dst_mm, struct mm_struct *src_mm,
return ret;
}
+/* Whether we should zap all COWed (private) pages too */
+static inline bool should_zap_cows(struct zap_details *details)
+{
+ /* By default, zap all pages */
+ if (!details)
+ return true;
+
+ /* Or, we zap COWed pages only if the caller wants to */
+ return !details->check_mapping;
+}
+
static unsigned long zap_pte_range(struct mmu_gather *tlb,
struct vm_area_struct *vma, pmd_t *pmd,
unsigned long addr, unsigned long end,
@@ -1394,17 +1405,19 @@ static unsigned long zap_pte_range(struct mmu_gather *tlb,
continue;
}
- /* If details->check_mapping, we leave swap entries. */
- if (unlikely(details))
- continue;
-
entry = pte_to_swp_entry(ptent);
- if (!non_swap_entry(entry))
+ if (!non_swap_entry(entry)) {
+ /* Genuine swap entry, hence a private anon page */
+ if (!should_zap_cows(details))
+ continue;
rss[MM_SWAPENTS]--;
- else if (is_migration_entry(entry)) {
+ } else if (is_migration_entry(entry)) {
struct page *page;
page = migration_entry_to_page(entry);
+ if (details && details->check_mapping &&
+ details->check_mapping != page_rmapping(page))
+ continue;
rss[mm_counter(page)]--;
}
if (unlikely(!free_swap_and_cache(entry)))
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 4e30d23943d5..5a6bfadef40e 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -727,7 +727,6 @@ static int vma_replace_policy(struct vm_area_struct *vma,
static int mbind_range(struct mm_struct *mm, unsigned long start,
unsigned long end, struct mempolicy *new_pol)
{
- struct vm_area_struct *next;
struct vm_area_struct *prev;
struct vm_area_struct *vma;
int err = 0;
@@ -743,8 +742,7 @@ static int mbind_range(struct mm_struct *mm, unsigned long start,
if (start > vma->vm_start)
prev = vma;
- for (; vma && vma->vm_start < end; prev = vma, vma = next) {
- next = vma->vm_next;
+ for (; vma && vma->vm_start < end; prev = vma, vma = vma->vm_next) {
vmstart = max(start, vma->vm_start);
vmend = min(end, vma->vm_end);
@@ -758,10 +756,6 @@ static int mbind_range(struct mm_struct *mm, unsigned long start,
new_pol, vma->vm_userfaultfd_ctx);
if (prev) {
vma = prev;
- next = vma->vm_next;
- if (mpol_equal(vma_policy(vma), new_pol))
- continue;
- /* vma_merge() joined vma && vma->next, case 8 */
goto replace;
}
if (vma->vm_start != vmstart) {
@@ -2485,6 +2479,7 @@ static int shared_policy_replace(struct shared_policy *sp, unsigned long start,
mpol_new = kmem_cache_alloc(policy_cache, GFP_KERNEL);
if (!mpol_new)
goto err_out;
+ atomic_set(&mpol_new->refcnt, 1);
goto restart;
}
diff --git a/mm/mmap.c b/mm/mmap.c
index c389fd258384..64d1d133af79 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -2426,7 +2426,7 @@ static int __init cmdline_parse_stack_guard_gap(char *p)
if (!*endptr)
stack_guard_gap = val << PAGE_SHIFT;
- return 0;
+ return 1;
}
__setup("stack_guard_gap=", cmdline_parse_stack_guard_gap);
diff --git a/mm/mremap.c b/mm/mremap.c
index 3c7fcd5d5794..2bdb255cde9a 100644
--- a/mm/mremap.c
+++ b/mm/mremap.c
@@ -203,6 +203,9 @@ unsigned long move_page_tables(struct vm_area_struct *vma,
unsigned long mmun_start; /* For mmu_notifiers */
unsigned long mmun_end; /* For mmu_notifiers */
+ if (!len)
+ return 0;
+
old_end = old_addr + len;
flush_cache_range(vma, old_addr, old_end);
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 9c467ac4b72d..e3d205f2a3ff 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -4879,7 +4879,7 @@ static int build_zonerefs_node(pg_data_t *pgdat, struct zoneref *zonerefs)
do {
zone_type--;
zone = pgdat->node_zones + zone_type;
- if (managed_zone(zone)) {
+ if (populated_zone(zone)) {
zoneref_set_zone(zone, &zonerefs[nr_zones++]);
check_highest_zone(zone_type);
}
@@ -6502,10 +6502,17 @@ static void __init find_zone_movable_pfns_for_nodes(void)
out2:
/* Align start of ZONE_MOVABLE on all nids to MAX_ORDER_NR_PAGES */
- for (nid = 0; nid < MAX_NUMNODES; nid++)
+ for (nid = 0; nid < MAX_NUMNODES; nid++) {
+ unsigned long start_pfn, end_pfn;
+
zone_movable_pfn[nid] =
roundup(zone_movable_pfn[nid], MAX_ORDER_NR_PAGES);
+ get_pfn_range_for_nid(nid, &start_pfn, &end_pfn);
+ if (zone_movable_pfn[nid] >= end_pfn)
+ zone_movable_pfn[nid] = 0;
+ }
+
out:
/* restore the node_state */
node_states[N_MEMORY] = saved_node_state;
diff --git a/mm/rmap.c b/mm/rmap.c
index 8ed8ec113d5a..65de683e7f7c 100644
--- a/mm/rmap.c
+++ b/mm/rmap.c
@@ -1564,7 +1564,30 @@ static bool try_to_unmap_one(struct page *page, struct vm_area_struct *vma,
/* MADV_FREE page check */
if (!PageSwapBacked(page)) {
- if (!PageDirty(page)) {
+ int ref_count, map_count;
+
+ /*
+ * Synchronize with gup_pte_range():
+ * - clear PTE; barrier; read refcount
+ * - inc refcount; barrier; read PTE
+ */
+ smp_mb();
+
+ ref_count = page_ref_count(page);
+ map_count = page_mapcount(page);
+
+ /*
+ * Order reads for page refcount and dirty flag
+ * (see comments in __remove_mapping()).
+ */
+ smp_rmb();
+
+ /*
+ * The only page refs must be one from isolation
+ * plus the rmap(s) (dropped by discard:).
+ */
+ if (ref_count == 1 + map_count &&
+ !PageDirty(page)) {
dec_mm_counter(mm, MM_ANONPAGES);
goto discard;
}
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 39e222fb3004..4eeba9dfb38f 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -4470,8 +4470,9 @@ static void hci_disconn_phylink_complete_evt(struct hci_dev *hdev,
hci_dev_lock(hdev);
hcon = hci_conn_hash_lookup_handle(hdev, ev->phy_handle);
- if (hcon) {
+ if (hcon && hcon->type == AMP_LINK) {
hcon->state = BT_CLOSED;
+ hci_disconn_cfm(hcon, ev->reason);
hci_conn_del(hcon);
}
diff --git a/net/can/raw.c b/net/can/raw.c
index 2a987a6ea6d7..bda2113a8529 100644
--- a/net/can/raw.c
+++ b/net/can/raw.c
@@ -814,7 +814,7 @@ static int raw_sendmsg(struct socket *sock, struct msghdr *msg, size_t size)
if (err < 0)
goto free_skb;
- sock_tx_timestamp(sk, sk->sk_tsflags, &skb_shinfo(skb)->tx_flags);
+ skb_setup_tx_timestamp(skb, sk->sk_tsflags);
skb->dev = dev;
skb->sk = sk;
diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c
index 9c4b2c0dc68a..19a6ec2adc6c 100644
--- a/net/ipv4/raw.c
+++ b/net/ipv4/raw.c
@@ -390,7 +390,7 @@ static int raw_send_hdrinc(struct sock *sk, struct flowi4 *fl4,
skb->ip_summed = CHECKSUM_NONE;
- sock_tx_timestamp(sk, sockc->tsflags, &skb_shinfo(skb)->tx_flags);
+ skb_setup_tx_timestamp(skb, sockc->tsflags);
if (flags & MSG_CONFIRM)
skb_set_dst_pending_confirm(skb, 1);
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 99ab936a9cd3..83c0e859bb33 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -3419,6 +3419,7 @@ static void tcp_connect_queue_skb(struct sock *sk, struct sk_buff *skb)
*/
static int tcp_send_syn_data(struct sock *sk, struct sk_buff *syn)
{
+ struct inet_connection_sock *icsk = inet_csk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct tcp_fastopen_request *fo = tp->fastopen_req;
int space, err = 0;
@@ -3433,8 +3434,10 @@ static int tcp_send_syn_data(struct sock *sk, struct sk_buff *syn)
* private TCP options. The cost is reduced data space in SYN :(
*/
tp->rx_opt.mss_clamp = tcp_mss_clamp(tp, tp->rx_opt.mss_clamp);
+ /* Sync mss_cache after updating the mss_clamp */
+ tcp_sync_mss(sk, icsk->icsk_pmtu_cookie);
- space = __tcp_mtu_to_mss(sk, inet_csk(sk)->icsk_pmtu_cookie) -
+ space = __tcp_mtu_to_mss(sk, icsk->icsk_pmtu_cookie) -
MAX_TCP_OPTION_SPACE;
space = min_t(size_t, space, fo->size);
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index 3d9d20074203..e8926ebfe74c 100644
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -622,7 +622,7 @@ static int rawv6_push_pending_frames(struct sock *sk, struct flowi6 *fl6,
static int rawv6_send_hdrinc(struct sock *sk, struct msghdr *msg, int length,
struct flowi6 *fl6, struct dst_entry **dstp,
- unsigned int flags)
+ unsigned int flags, const struct sockcm_cookie *sockc)
{
struct ipv6_pinfo *np = inet6_sk(sk);
struct net *net = sock_net(sk);
@@ -659,6 +659,8 @@ static int rawv6_send_hdrinc(struct sock *sk, struct msghdr *msg, int length,
skb->ip_summed = CHECKSUM_NONE;
+ skb_setup_tx_timestamp(skb, sockc->tsflags);
+
if (flags & MSG_CONFIRM)
skb_set_dst_pending_confirm(skb, 1);
@@ -945,7 +947,8 @@ static int rawv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
back_from_confirm:
if (hdrincl)
- err = rawv6_send_hdrinc(sk, msg, len, &fl6, &dst, msg->msg_flags);
+ err = rawv6_send_hdrinc(sk, msg, len, &fl6, &dst,
+ msg->msg_flags, &sockc);
else {
ipc6.opt = opt;
lock_sock(sk);
diff --git a/net/key/af_key.c b/net/key/af_key.c
index a10336cd7f97..d7adac31b0fd 100644
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -1709,7 +1709,7 @@ static int pfkey_register(struct sock *sk, struct sk_buff *skb, const struct sad
xfrm_probe_algs();
- supp_skb = compose_sadb_supported(hdr, GFP_KERNEL);
+ supp_skb = compose_sadb_supported(hdr, GFP_KERNEL | __GFP_ZERO);
if (!supp_skb) {
if (hdr->sadb_msg_satype != SADB_SATYPE_UNSPEC)
pfk->registered &= ~(1<<hdr->sadb_msg_satype);
@@ -2411,7 +2411,7 @@ static int pfkey_spddelete(struct sock *sk, struct sk_buff *skb, const struct sa
return err;
}
- xp = xfrm_policy_bysel_ctx(net, DUMMY_MARK, XFRM_POLICY_TYPE_MAIN,
+ xp = xfrm_policy_bysel_ctx(net, &dummy_mark, XFRM_POLICY_TYPE_MAIN,
pol->sadb_x_policy_dir - 1, &sel, pol_ctx,
1, &err);
security_xfrm_policy_free(pol_ctx);
@@ -2662,7 +2662,7 @@ static int pfkey_spdget(struct sock *sk, struct sk_buff *skb, const struct sadb_
return -EINVAL;
delete = (hdr->sadb_msg_type == SADB_X_SPDDELETE2);
- xp = xfrm_policy_byid(net, DUMMY_MARK, XFRM_POLICY_TYPE_MAIN,
+ xp = xfrm_policy_byid(net, &dummy_mark, XFRM_POLICY_TYPE_MAIN,
dir, pol->sadb_x_policy_id, delete, &err);
if (xp == NULL)
return -ENOENT;
diff --git a/net/netfilter/nf_conntrack_proto_tcp.c b/net/netfilter/nf_conntrack_proto_tcp.c
index cba1c6ffe51a..5239c502c016 100644
--- a/net/netfilter/nf_conntrack_proto_tcp.c
+++ b/net/netfilter/nf_conntrack_proto_tcp.c
@@ -383,8 +383,8 @@ static void tcp_options(const struct sk_buff *skb,
length, buff);
BUG_ON(ptr == NULL);
- state->td_scale =
- state->flags = 0;
+ state->td_scale = 0;
+ state->flags &= IP_CT_TCP_FLAG_BE_LIBERAL;
while (length > 0) {
int opcode=*ptr++;
@@ -797,6 +797,16 @@ static unsigned int *tcp_get_timeouts(struct net *net)
return tcp_pernet(net)->timeouts;
}
+static void nf_ct_tcp_state_reset(struct ip_ct_tcp_state *state)
+{
+ state->td_end = 0;
+ state->td_maxend = 0;
+ state->td_maxwin = 0;
+ state->td_maxack = 0;
+ state->td_scale = 0;
+ state->flags &= IP_CT_TCP_FLAG_BE_LIBERAL;
+}
+
/* Returns verdict for packet, or -1 for invalid. */
static int tcp_packet(struct nf_conn *ct,
const struct sk_buff *skb,
@@ -897,8 +907,7 @@ static int tcp_packet(struct nf_conn *ct,
ct->proto.tcp.last_flags &= ~IP_CT_EXP_CHALLENGE_ACK;
ct->proto.tcp.seen[ct->proto.tcp.last_dir].flags =
ct->proto.tcp.last_flags;
- memset(&ct->proto.tcp.seen[dir], 0,
- sizeof(struct ip_ct_tcp_state));
+ nf_ct_tcp_state_reset(&ct->proto.tcp.seen[dir]);
break;
}
ct->proto.tcp.last_index = index;
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 0563b4d34eae..24e8ac2b724e 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -154,6 +154,8 @@ static const struct rhashtable_params netlink_rhashtable_params;
static inline u32 netlink_group_mask(u32 group)
{
+ if (group > 32)
+ return 0;
return group ? 1 << (group - 1) : 0;
}
diff --git a/net/nfc/nci/core.c b/net/nfc/nci/core.c
index c6dc82f66bd9..99f4573fd917 100644
--- a/net/nfc/nci/core.c
+++ b/net/nfc/nci/core.c
@@ -560,6 +560,10 @@ static int nci_close_device(struct nci_dev *ndev)
mutex_lock(&ndev->req_lock);
if (!test_and_clear_bit(NCI_UP, &ndev->flags)) {
+ /* Need to flush the cmd wq in case
+ * there is a queued/running cmd_work
+ */
+ flush_workqueue(ndev->cmd_wq);
del_timer_sync(&ndev->cmd_timer);
del_timer_sync(&ndev->data_timer);
mutex_unlock(&ndev->req_lock);
diff --git a/net/openvswitch/flow_netlink.c b/net/openvswitch/flow_netlink.c
index f5deae2ccb79..ed3528aec15f 100644
--- a/net/openvswitch/flow_netlink.c
+++ b/net/openvswitch/flow_netlink.c
@@ -1827,8 +1827,8 @@ static int __ovs_nla_put_key(const struct sw_flow_key *swkey,
icmpv6_key->icmpv6_type = ntohs(output->tp.src);
icmpv6_key->icmpv6_code = ntohs(output->tp.dst);
- if (icmpv6_key->icmpv6_type == NDISC_NEIGHBOUR_SOLICITATION ||
- icmpv6_key->icmpv6_type == NDISC_NEIGHBOUR_ADVERTISEMENT) {
+ if (swkey->tp.src == htons(NDISC_NEIGHBOUR_SOLICITATION) ||
+ swkey->tp.src == htons(NDISC_NEIGHBOUR_ADVERTISEMENT)) {
struct ovs_key_nd *nd_key;
nla = nla_reserve(skb, OVS_KEY_ATTR_ND, sizeof(*nd_key));
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 92394595920c..b0dd17d1992e 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -2017,7 +2017,7 @@ static int packet_sendmsg_spkt(struct socket *sock, struct msghdr *msg,
skb->priority = sk->sk_priority;
skb->mark = sk->sk_mark;
- sock_tx_timestamp(sk, sockc.tsflags, &skb_shinfo(skb)->tx_flags);
+ skb_setup_tx_timestamp(skb, sockc.tsflags);
if (unlikely(extra_len == 4))
skb->no_fcs = 1;
@@ -2539,7 +2539,7 @@ static int tpacket_fill_skb(struct packet_sock *po, struct sk_buff *skb,
skb->dev = dev;
skb->priority = po->sk.sk_priority;
skb->mark = po->sk.sk_mark;
- sock_tx_timestamp(&po->sk, sockc->tsflags, &skb_shinfo(skb)->tx_flags);
+ skb_setup_tx_timestamp(skb, sockc->tsflags);
skb_zcopy_set_nouarg(skb, ph.raw);
skb_reserve(skb, hlen);
@@ -3002,7 +3002,7 @@ static int packet_snd(struct socket *sock, struct msghdr *msg, size_t len)
goto out_free;
}
- sock_tx_timestamp(sk, sockc.tsflags, &skb_shinfo(skb)->tx_flags);
+ skb_setup_tx_timestamp(skb, sockc.tsflags);
if (!vnet_hdr.gso_type && (len > dev->mtu + reserve + extra_len) &&
!packet_extra_vlan_len_allowed(dev, skb)) {
diff --git a/net/smc/smc_core.c b/net/smc/smc_core.c
index 7dc907a45c68..a28e06c70e52 100644
--- a/net/smc/smc_core.c
+++ b/net/smc/smc_core.c
@@ -499,7 +499,7 @@ struct smc_buf_desc *smc_buf_get_slot(struct smc_link_group *lgr,
*/
static inline int smc_rmb_wnd_update_limit(int rmbe_size)
{
- return min_t(int, rmbe_size / 10, SOCK_MIN_SNDBUF / 2);
+ return max_t(int, rmbe_size / 10, SOCK_MIN_SNDBUF / 2);
}
static struct smc_buf_desc *smc_new_buf_create(struct smc_link_group *lgr,
diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c
index 253132130c42..4e0ebb4780df 100644
--- a/net/sunrpc/sched.c
+++ b/net/sunrpc/sched.c
@@ -883,8 +883,10 @@ int rpc_malloc(struct rpc_task *task)
struct rpc_buffer *buf;
gfp_t gfp = GFP_NOIO | __GFP_NOWARN;
+ if (RPC_IS_ASYNC(task))
+ gfp = GFP_NOWAIT | __GFP_NOWARN;
if (RPC_IS_SWAPPER(task))
- gfp = __GFP_MEMALLOC | GFP_NOWAIT | __GFP_NOWARN;
+ gfp |= __GFP_MEMALLOC;
size += sizeof(struct rpc_buffer);
if (size <= RPC_BUFFER_MAXSIZE)
diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c
index 7b1213be3e81..e7d55d63d4f1 100644
--- a/net/sunrpc/xprt.c
+++ b/net/sunrpc/xprt.c
@@ -1520,7 +1520,14 @@ static void xprt_destroy(struct rpc_xprt *xprt)
*/
wait_on_bit_lock(&xprt->state, XPRT_LOCKED, TASK_UNINTERRUPTIBLE);
+ /*
+ * xprt_schedule_autodisconnect() can run after XPRT_LOCKED
+ * is cleared. We use ->transport_lock to ensure the mod_timer()
+ * can only run *before* del_time_sync(), never after.
+ */
+ spin_lock(&xprt->transport_lock);
del_timer_sync(&xprt->timer);
+ spin_unlock(&xprt->transport_lock);
/*
* Destroy sockets etc from the system workqueue so they can
diff --git a/net/sunrpc/xprtrdma/transport.c b/net/sunrpc/xprtrdma/transport.c
index ead20e6754ab..90c99919ea30 100644
--- a/net/sunrpc/xprtrdma/transport.c
+++ b/net/sunrpc/xprtrdma/transport.c
@@ -645,8 +645,10 @@ xprt_rdma_allocate(struct rpc_task *task)
return -ENOMEM;
flags = RPCRDMA_DEF_GFP;
+ if (RPC_IS_ASYNC(task))
+ flags = GFP_NOWAIT | __GFP_NOWARN;
if (RPC_IS_SWAPPER(task))
- flags = __GFP_MEMALLOC | GFP_NOWAIT | __GFP_NOWARN;
+ flags |= __GFP_MEMALLOC;
if (!rpcrdma_get_rdmabuf(r_xprt, req, flags))
goto out_fail;
diff --git a/net/x25/af_x25.c b/net/x25/af_x25.c
index fd0a6c6c77b6..e103ec39759f 100644
--- a/net/x25/af_x25.c
+++ b/net/x25/af_x25.c
@@ -1796,10 +1796,15 @@ void x25_kill_by_neigh(struct x25_neigh *nb)
write_lock_bh(&x25_list_lock);
- sk_for_each(s, &x25_list)
- if (x25_sk(s)->neighbour == nb)
+ sk_for_each(s, &x25_list) {
+ if (x25_sk(s)->neighbour == nb) {
+ write_unlock_bh(&x25_list_lock);
+ lock_sock(s);
x25_disconnect(s, ENETUNREACH, 0, 0);
-
+ release_sock(s);
+ write_lock_bh(&x25_list_lock);
+ }
+ }
write_unlock_bh(&x25_list_lock);
/* Remove any related forwards */
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index f8fd0aebf771..d87121d61a2b 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -719,14 +719,10 @@ static void xfrm_policy_requeue(struct xfrm_policy *old,
spin_unlock_bh(&pq->hold_queue.lock);
}
-static bool xfrm_policy_mark_match(struct xfrm_policy *policy,
- struct xfrm_policy *pol)
+static inline bool xfrm_policy_mark_match(const struct xfrm_mark *mark,
+ struct xfrm_policy *pol)
{
- if (policy->mark.v == pol->mark.v &&
- policy->priority == pol->priority)
- return true;
-
- return false;
+ return mark->v == pol->mark.v && mark->m == pol->mark.m;
}
int xfrm_policy_insert(int dir, struct xfrm_policy *policy, int excl)
@@ -744,7 +740,7 @@ int xfrm_policy_insert(int dir, struct xfrm_policy *policy, int excl)
hlist_for_each_entry(pol, chain, bydst) {
if (pol->type == policy->type &&
!selector_cmp(&pol->selector, &policy->selector) &&
- xfrm_policy_mark_match(policy, pol) &&
+ xfrm_policy_mark_match(&policy->mark, pol) &&
xfrm_sec_ctx_match(pol->security, policy->security) &&
!WARN_ON(delpol)) {
if (excl) {
@@ -794,8 +790,8 @@ int xfrm_policy_insert(int dir, struct xfrm_policy *policy, int excl)
}
EXPORT_SYMBOL(xfrm_policy_insert);
-struct xfrm_policy *xfrm_policy_bysel_ctx(struct net *net, u32 mark, u8 type,
- int dir, struct xfrm_selector *sel,
+struct xfrm_policy *xfrm_policy_bysel_ctx(struct net *net, const struct xfrm_mark *mark,
+ u8 type, int dir, struct xfrm_selector *sel,
struct xfrm_sec_ctx *ctx, int delete,
int *err)
{
@@ -808,7 +804,7 @@ struct xfrm_policy *xfrm_policy_bysel_ctx(struct net *net, u32 mark, u8 type,
ret = NULL;
hlist_for_each_entry(pol, chain, bydst) {
if (pol->type == type &&
- (mark & pol->mark.m) == pol->mark.v &&
+ xfrm_policy_mark_match(mark, pol) &&
!selector_cmp(sel, &pol->selector) &&
xfrm_sec_ctx_match(ctx, pol->security)) {
xfrm_pol_hold(pol);
@@ -833,8 +829,8 @@ struct xfrm_policy *xfrm_policy_bysel_ctx(struct net *net, u32 mark, u8 type,
}
EXPORT_SYMBOL(xfrm_policy_bysel_ctx);
-struct xfrm_policy *xfrm_policy_byid(struct net *net, u32 mark, u8 type,
- int dir, u32 id, int delete, int *err)
+struct xfrm_policy *xfrm_policy_byid(struct net *net, const struct xfrm_mark *mark,
+ u8 type, int dir, u32 id, int delete, int *err)
{
struct xfrm_policy *pol, *ret;
struct hlist_head *chain;
@@ -849,7 +845,7 @@ struct xfrm_policy *xfrm_policy_byid(struct net *net, u32 mark, u8 type,
ret = NULL;
hlist_for_each_entry(pol, chain, byidx) {
if (pol->type == type && pol->index == id &&
- (mark & pol->mark.m) == pol->mark.v) {
+ xfrm_policy_mark_match(mark, pol)) {
xfrm_pol_hold(pol);
if (delete) {
*err = security_xfrm_policy_delete(
diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c
index 321fd881c638..ad30e0d8b28e 100644
--- a/net/xfrm/xfrm_user.c
+++ b/net/xfrm/xfrm_user.c
@@ -1814,7 +1814,6 @@ static int xfrm_get_policy(struct sk_buff *skb, struct nlmsghdr *nlh,
struct km_event c;
int delete;
struct xfrm_mark m;
- u32 mark = xfrm_mark_get(attrs, &m);
p = nlmsg_data(nlh);
delete = nlh->nlmsg_type == XFRM_MSG_DELPOLICY;
@@ -1827,8 +1826,10 @@ static int xfrm_get_policy(struct sk_buff *skb, struct nlmsghdr *nlh,
if (err)
return err;
+ xfrm_mark_get(attrs, &m);
+
if (p->index)
- xp = xfrm_policy_byid(net, mark, type, p->dir, p->index, delete, &err);
+ xp = xfrm_policy_byid(net, &m, type, p->dir, p->index, delete, &err);
else {
struct nlattr *rt = attrs[XFRMA_SEC_CTX];
struct xfrm_sec_ctx *ctx;
@@ -1845,7 +1846,7 @@ static int xfrm_get_policy(struct sk_buff *skb, struct nlmsghdr *nlh,
if (err)
return err;
}
- xp = xfrm_policy_bysel_ctx(net, mark, type, p->dir, &p->sel,
+ xp = xfrm_policy_bysel_ctx(net, &m, type, p->dir, &p->sel,
ctx, delete, &err);
security_xfrm_policy_free(ctx);
}
@@ -2108,7 +2109,6 @@ static int xfrm_add_pol_expire(struct sk_buff *skb, struct nlmsghdr *nlh,
u8 type = XFRM_POLICY_TYPE_MAIN;
int err = -ENOENT;
struct xfrm_mark m;
- u32 mark = xfrm_mark_get(attrs, &m);
err = copy_from_user_policy_type(&type, attrs);
if (err)
@@ -2118,8 +2118,10 @@ static int xfrm_add_pol_expire(struct sk_buff *skb, struct nlmsghdr *nlh,
if (err)
return err;
+ xfrm_mark_get(attrs, &m);
+
if (p->index)
- xp = xfrm_policy_byid(net, mark, type, p->dir, p->index, 0, &err);
+ xp = xfrm_policy_byid(net, &m, type, p->dir, p->index, 0, &err);
else {
struct nlattr *rt = attrs[XFRMA_SEC_CTX];
struct xfrm_sec_ctx *ctx;
@@ -2136,7 +2138,7 @@ static int xfrm_add_pol_expire(struct sk_buff *skb, struct nlmsghdr *nlh,
if (err)
return err;
}
- xp = xfrm_policy_bysel_ctx(net, mark, type, p->dir,
+ xp = xfrm_policy_bysel_ctx(net, &m, type, p->dir,
&p->sel, ctx, 0, &err);
security_xfrm_policy_free(ctx);
}
diff --git a/scripts/gcc-plugins/latent_entropy_plugin.c b/scripts/gcc-plugins/latent_entropy_plugin.c
index cbe1d6c4b1a5..c84bef1d2895 100644
--- a/scripts/gcc-plugins/latent_entropy_plugin.c
+++ b/scripts/gcc-plugins/latent_entropy_plugin.c
@@ -86,25 +86,31 @@ static struct plugin_info latent_entropy_plugin_info = {
.help = "disable\tturn off latent entropy instrumentation\n",
};
-static unsigned HOST_WIDE_INT seed;
-/*
- * get_random_seed() (this is a GCC function) generates the seed.
- * This is a simple random generator without any cryptographic security because
- * the entropy doesn't come from here.
- */
+static unsigned HOST_WIDE_INT deterministic_seed;
+static unsigned HOST_WIDE_INT rnd_buf[32];
+static size_t rnd_idx = ARRAY_SIZE(rnd_buf);
+static int urandom_fd = -1;
+
static unsigned HOST_WIDE_INT get_random_const(void)
{
- unsigned int i;
- unsigned HOST_WIDE_INT ret = 0;
-
- for (i = 0; i < 8 * sizeof(ret); i++) {
- ret = (ret << 1) | (seed & 1);
- seed >>= 1;
- if (ret & 1)
- seed ^= 0xD800000000000000ULL;
+ if (deterministic_seed) {
+ unsigned HOST_WIDE_INT w = deterministic_seed;
+ w ^= w << 13;
+ w ^= w >> 7;
+ w ^= w << 17;
+ deterministic_seed = w;
+ return deterministic_seed;
}
- return ret;
+ if (urandom_fd < 0) {
+ urandom_fd = open("/dev/urandom", O_RDONLY);
+ gcc_assert(urandom_fd >= 0);
+ }
+ if (rnd_idx >= ARRAY_SIZE(rnd_buf)) {
+ gcc_assert(read(urandom_fd, rnd_buf, sizeof(rnd_buf)) == sizeof(rnd_buf));
+ rnd_idx = 0;
+ }
+ return rnd_buf[rnd_idx++];
}
static tree tree_get_random_const(tree type)
@@ -549,8 +555,6 @@ static void latent_entropy_start_unit(void *gcc_data __unused,
tree type, id;
int quals;
- seed = get_random_seed(false);
-
if (in_lto_p)
return;
@@ -585,6 +589,12 @@ __visible int plugin_init(struct plugin_name_args *plugin_info,
const struct plugin_argument * const argv = plugin_info->argv;
int i;
+ /*
+ * Call get_random_seed() with noinit=true, so that this returns
+ * 0 in the case where no seed has been passed via -frandom-seed.
+ */
+ deterministic_seed = get_random_seed(true);
+
static const struct ggc_root_tab gt_ggc_r_gt_latent_entropy[] = {
{
.base = &latent_entropy_decl,
diff --git a/security/selinux/xfrm.c b/security/selinux/xfrm.c
index 56e354fcdfc6..5304dd49e054 100644
--- a/security/selinux/xfrm.c
+++ b/security/selinux/xfrm.c
@@ -344,7 +344,7 @@ int selinux_xfrm_state_alloc_acquire(struct xfrm_state *x,
int rc;
struct xfrm_sec_ctx *ctx;
char *ctx_str = NULL;
- int str_len;
+ u32 str_len;
if (!polsec)
return 0;
diff --git a/security/smack/smack_lsm.c b/security/smack/smack_lsm.c
index a0e1b99212b2..fe070669dc18 100644
--- a/security/smack/smack_lsm.c
+++ b/security/smack/smack_lsm.c
@@ -2563,7 +2563,7 @@ static int smk_ipv6_check(struct smack_known *subject,
#ifdef CONFIG_AUDIT
smk_ad_init_net(&ad, __func__, LSM_AUDIT_DATA_NET, &net);
ad.a.u.net->family = PF_INET6;
- ad.a.u.net->dport = ntohs(address->sin6_port);
+ ad.a.u.net->dport = address->sin6_port;
if (act == SMK_RECEIVING)
ad.a.u.net->v6info.saddr = address->sin6_addr;
else
diff --git a/security/tomoyo/load_policy.c b/security/tomoyo/load_policy.c
index 81b951652051..f8baef1f3277 100644
--- a/security/tomoyo/load_policy.c
+++ b/security/tomoyo/load_policy.c
@@ -24,7 +24,7 @@ static const char *tomoyo_loader;
static int __init tomoyo_loader_setup(char *str)
{
tomoyo_loader = str;
- return 0;
+ return 1;
}
__setup("TOMOYO_loader=", tomoyo_loader_setup);
@@ -63,7 +63,7 @@ static const char *tomoyo_trigger;
static int __init tomoyo_trigger_setup(char *str)
{
tomoyo_trigger = str;
- return 0;
+ return 1;
}
__setup("TOMOYO_trigger=", tomoyo_trigger_setup);
diff --git a/sound/core/pcm_misc.c b/sound/core/pcm_misc.c
index 9be81025372f..8412d1cbd009 100644
--- a/sound/core/pcm_misc.c
+++ b/sound/core/pcm_misc.c
@@ -406,7 +406,7 @@ int snd_pcm_format_set_silence(snd_pcm_format_t format, void *data, unsigned int
return 0;
width = pcm_formats[(INT)format].phys; /* physical width */
pat = pcm_formats[(INT)format].silence;
- if (! width)
+ if (!width || !pat)
return -EINVAL;
/* signed or 1 byte data */
if (pcm_formats[(INT)format].signd == 1 || width <= 8) {
diff --git a/sound/firewire/fcp.c b/sound/firewire/fcp.c
index 61dda828f767..c8fbb54269cb 100644
--- a/sound/firewire/fcp.c
+++ b/sound/firewire/fcp.c
@@ -240,9 +240,7 @@ int fcp_avc_transaction(struct fw_unit *unit,
t.response_match_bytes = response_match_bytes;
t.state = STATE_PENDING;
init_waitqueue_head(&t.wait);
-
- if (*(const u8 *)command == 0x00 || *(const u8 *)command == 0x03)
- t.deferrable = true;
+ t.deferrable = (*(const u8 *)command == 0x00 || *(const u8 *)command == 0x03);
spin_lock_irq(&transactions_lock);
list_add_tail(&t.list, &transactions);
diff --git a/sound/isa/cs423x/cs4236.c b/sound/isa/cs423x/cs4236.c
index 7d4e18cb6351..6fff77fe34a8 100644
--- a/sound/isa/cs423x/cs4236.c
+++ b/sound/isa/cs423x/cs4236.c
@@ -559,7 +559,7 @@ static int snd_cs423x_pnpbios_detect(struct pnp_dev *pdev,
static int dev;
int err;
struct snd_card *card;
- struct pnp_dev *cdev;
+ struct pnp_dev *cdev, *iter;
char cid[PNP_ID_LEN];
if (pnp_device_is_isapnp(pdev))
@@ -575,9 +575,11 @@ static int snd_cs423x_pnpbios_detect(struct pnp_dev *pdev,
strcpy(cid, pdev->id[0].id);
cid[5] = '1';
cdev = NULL;
- list_for_each_entry(cdev, &(pdev->protocol->devices), protocol_list) {
- if (!strcmp(cdev->id[0].id, cid))
+ list_for_each_entry(iter, &(pdev->protocol->devices), protocol_list) {
+ if (!strcmp(iter->id[0].id, cid)) {
+ cdev = iter;
break;
+ }
}
err = snd_cs423x_card_new(&pdev->dev, dev, &card);
if (err < 0)
diff --git a/sound/soc/atmel/atmel_ssc_dai.c b/sound/soc/atmel/atmel_ssc_dai.c
index a1e2c5682dcd..6741ae42b598 100644
--- a/sound/soc/atmel/atmel_ssc_dai.c
+++ b/sound/soc/atmel/atmel_ssc_dai.c
@@ -296,7 +296,10 @@ static int atmel_ssc_startup(struct snd_pcm_substream *substream,
/* Enable PMC peripheral clock for this SSC */
pr_debug("atmel_ssc_dai: Starting clock\n");
- clk_enable(ssc_p->ssc->clk);
+ ret = clk_enable(ssc_p->ssc->clk);
+ if (ret)
+ return ret;
+
ssc_p->mck_rate = clk_get_rate(ssc_p->ssc->clk);
/* Reset the SSC unless initialized to keep it in a clean state */
diff --git a/sound/soc/atmel/sam9g20_wm8731.c b/sound/soc/atmel/sam9g20_wm8731.c
index d7469cdd90dc..39365319c351 100644
--- a/sound/soc/atmel/sam9g20_wm8731.c
+++ b/sound/soc/atmel/sam9g20_wm8731.c
@@ -226,6 +226,7 @@ static int at91sam9g20ek_audio_probe(struct platform_device *pdev)
cpu_np = of_parse_phandle(np, "atmel,ssc-controller", 0);
if (!cpu_np) {
dev_err(&pdev->dev, "dai and pcm info missing\n");
+ of_node_put(codec_np);
return -EINVAL;
}
at91sam9g20ek_dai.cpu_of_node = cpu_np;
diff --git a/sound/soc/codecs/msm8916-wcd-digital.c b/sound/soc/codecs/msm8916-wcd-digital.c
index 13354d6304a8..b2571ab13ea1 100644
--- a/sound/soc/codecs/msm8916-wcd-digital.c
+++ b/sound/soc/codecs/msm8916-wcd-digital.c
@@ -910,7 +910,7 @@ static int msm8916_wcd_digital_probe(struct platform_device *pdev)
ret = clk_prepare_enable(priv->mclk);
if (ret < 0) {
dev_err(dev, "failed to enable mclk %d\n", ret);
- return ret;
+ goto err_clk;
}
dev_set_drvdata(dev, priv);
@@ -918,6 +918,9 @@ static int msm8916_wcd_digital_probe(struct platform_device *pdev)
return snd_soc_register_codec(dev, &msm8916_wcd_digital,
msm8916_wcd_digital_dai,
ARRAY_SIZE(msm8916_wcd_digital_dai));
+err_clk:
+ clk_disable_unprepare(priv->ahbclk);
+ return ret;
}
static int msm8916_wcd_digital_remove(struct platform_device *pdev)
diff --git a/sound/soc/codecs/wm8350.c b/sound/soc/codecs/wm8350.c
index 2efc5b41ad0f..6d719392cdbe 100644
--- a/sound/soc/codecs/wm8350.c
+++ b/sound/soc/codecs/wm8350.c
@@ -1536,18 +1536,38 @@ static int wm8350_codec_probe(struct snd_soc_codec *codec)
wm8350_clear_bits(wm8350, WM8350_JACK_DETECT,
WM8350_JDL_ENA | WM8350_JDR_ENA);
- wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_L,
+ ret = wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_L,
wm8350_hpl_jack_handler, 0, "Left jack detect",
priv);
- wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R,
+ if (ret != 0)
+ goto err;
+
+ ret = wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R,
wm8350_hpr_jack_handler, 0, "Right jack detect",
priv);
- wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_MICSCD,
+ if (ret != 0)
+ goto free_jck_det_l;
+
+ ret = wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_MICSCD,
wm8350_mic_handler, 0, "Microphone short", priv);
- wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_MICD,
+ if (ret != 0)
+ goto free_jck_det_r;
+
+ ret = wm8350_register_irq(wm8350, WM8350_IRQ_CODEC_MICD,
wm8350_mic_handler, 0, "Microphone detect", priv);
+ if (ret != 0)
+ goto free_micscd;
return 0;
+
+free_micscd:
+ wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_MICSCD, priv);
+free_jck_det_r:
+ wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_R, priv);
+free_jck_det_l:
+ wm8350_free_irq(wm8350, WM8350_IRQ_CODEC_JCK_DET_L, priv);
+err:
+ return ret;
}
static int wm8350_codec_remove(struct snd_soc_codec *codec)
diff --git a/sound/soc/davinci/davinci-i2s.c b/sound/soc/davinci/davinci-i2s.c
index 384961651904..e5f61f1499c6 100644
--- a/sound/soc/davinci/davinci-i2s.c
+++ b/sound/soc/davinci/davinci-i2s.c
@@ -719,7 +719,9 @@ static int davinci_i2s_probe(struct platform_device *pdev)
dev->clk = clk_get(&pdev->dev, NULL);
if (IS_ERR(dev->clk))
return -ENODEV;
- clk_enable(dev->clk);
+ ret = clk_enable(dev->clk);
+ if (ret)
+ goto err_put_clk;
dev->dev = &pdev->dev;
dev_set_drvdata(&pdev->dev, dev);
@@ -741,6 +743,7 @@ static int davinci_i2s_probe(struct platform_device *pdev)
snd_soc_unregister_component(&pdev->dev);
err_release_clk:
clk_disable(dev->clk);
+err_put_clk:
clk_put(dev->clk);
return ret;
}
diff --git a/sound/soc/fsl/imx-es8328.c b/sound/soc/fsl/imx-es8328.c
index 9953438086e4..735693274f49 100644
--- a/sound/soc/fsl/imx-es8328.c
+++ b/sound/soc/fsl/imx-es8328.c
@@ -93,6 +93,7 @@ static int imx_es8328_probe(struct platform_device *pdev)
if (int_port > MUX_PORT_MAX || int_port == 0) {
dev_err(dev, "mux-int-port: hardware only has %d mux ports\n",
MUX_PORT_MAX);
+ ret = -EINVAL;
goto fail;
}
diff --git a/sound/soc/mxs/mxs-saif.c b/sound/soc/mxs/mxs-saif.c
index 156aa7c00787..93c019670199 100644
--- a/sound/soc/mxs/mxs-saif.c
+++ b/sound/soc/mxs/mxs-saif.c
@@ -467,7 +467,10 @@ static int mxs_saif_hw_params(struct snd_pcm_substream *substream,
* basic clock which should be fast enough for the internal
* logic.
*/
- clk_enable(saif->clk);
+ ret = clk_enable(saif->clk);
+ if (ret)
+ return ret;
+
ret = clk_set_rate(saif->clk, 24000000);
clk_disable(saif->clk);
if (ret)
diff --git a/sound/soc/mxs/mxs-sgtl5000.c b/sound/soc/mxs/mxs-sgtl5000.c
index 2ed3240cc682..d5e1a5e7c238 100644
--- a/sound/soc/mxs/mxs-sgtl5000.c
+++ b/sound/soc/mxs/mxs-sgtl5000.c
@@ -112,6 +112,9 @@ static int mxs_sgtl5000_probe(struct platform_device *pdev)
codec_np = of_parse_phandle(np, "audio-codec", 0);
if (!saif_np[0] || !saif_np[1] || !codec_np) {
dev_err(&pdev->dev, "phandle missing or invalid\n");
+ of_node_put(codec_np);
+ of_node_put(saif_np[0]);
+ of_node_put(saif_np[1]);
return -EINVAL;
}
diff --git a/sound/soc/sh/fsi.c b/sound/soc/sh/fsi.c
index 6d3c7706d93f..b564accb6098 100644
--- a/sound/soc/sh/fsi.c
+++ b/sound/soc/sh/fsi.c
@@ -820,14 +820,27 @@ static int fsi_clk_enable(struct device *dev,
return ret;
}
- clk_enable(clock->xck);
- clk_enable(clock->ick);
- clk_enable(clock->div);
+ ret = clk_enable(clock->xck);
+ if (ret)
+ goto err;
+ ret = clk_enable(clock->ick);
+ if (ret)
+ goto disable_xck;
+ ret = clk_enable(clock->div);
+ if (ret)
+ goto disable_ick;
clock->count++;
}
return ret;
+
+disable_ick:
+ clk_disable(clock->ick);
+disable_xck:
+ clk_disable(clock->xck);
+err:
+ return ret;
}
static int fsi_clk_disable(struct device *dev,
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index 2a172de37466..febf2b649b96 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -4243,7 +4243,7 @@ int snd_soc_get_dai_name(struct of_phandle_args *args,
if (!component_of_node && pos->dev->parent)
component_of_node = pos->dev->parent->of_node;
- if (component_of_node != args->np)
+ if (component_of_node != args->np || !pos->num_dai)
continue;
if (pos->driver->of_xlate_dai_name) {
diff --git a/sound/soc/soc-generic-dmaengine-pcm.c b/sound/soc/soc-generic-dmaengine-pcm.c
index 052778c6afad..5362ceccbd45 100644
--- a/sound/soc/soc-generic-dmaengine-pcm.c
+++ b/sound/soc/soc-generic-dmaengine-pcm.c
@@ -98,10 +98,10 @@ static int dmaengine_pcm_hw_params(struct snd_pcm_substream *substream,
memset(&slave_config, 0, sizeof(slave_config));
- if (!pcm->config)
- prepare_slave_config = snd_dmaengine_pcm_prepare_slave_config;
- else
+ if (pcm->config && pcm->config->prepare_slave_config)
prepare_slave_config = pcm->config->prepare_slave_config;
+ else
+ prepare_slave_config = snd_dmaengine_pcm_prepare_slave_config;
if (prepare_slave_config) {
ret = prepare_slave_config(substream, params, &slave_config);
diff --git a/sound/soc/soc-topology.c b/sound/soc/soc-topology.c
index 0fbe50502699..3de4ee51029c 100644
--- a/sound/soc/soc-topology.c
+++ b/sound/soc/soc-topology.c
@@ -599,7 +599,8 @@ static int soc_tplg_kcontrol_bind_io(struct snd_soc_tplg_ctl_hdr *hdr,
if (hdr->ops.info == SND_SOC_TPLG_CTL_BYTES
&& k->iface & SNDRV_CTL_ELEM_IFACE_MIXER
- && k->access & SNDRV_CTL_ELEM_ACCESS_TLV_READWRITE
+ && (k->access & SNDRV_CTL_ELEM_ACCESS_TLV_READ
+ || k->access & SNDRV_CTL_ELEM_ACCESS_TLV_WRITE)
&& k->access & SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK) {
struct soc_bytes_ext *sbe;
struct snd_soc_tplg_bytes_control *be;
diff --git a/sound/spi/at73c213.c b/sound/spi/at73c213.c
index 1ef52edeb538..3763f06ed784 100644
--- a/sound/spi/at73c213.c
+++ b/sound/spi/at73c213.c
@@ -221,7 +221,9 @@ static int snd_at73c213_pcm_open(struct snd_pcm_substream *substream)
runtime->hw = snd_at73c213_playback_hw;
chip->substream = substream;
- clk_enable(chip->ssc->clk);
+ err = clk_enable(chip->ssc->clk);
+ if (err)
+ return err;
return 0;
}
@@ -787,7 +789,9 @@ static int snd_at73c213_chip_init(struct snd_at73c213 *chip)
goto out;
/* Enable DAC master clock. */
- clk_enable(chip->board->dac_clk);
+ retval = clk_enable(chip->board->dac_clk);
+ if (retval)
+ goto out;
/* Initialize at73c213 on SPI bus. */
retval = snd_at73c213_write_reg(chip, DAC_RST, 0x04);
@@ -900,7 +904,9 @@ static int snd_at73c213_dev_init(struct snd_card *card,
chip->card = card;
chip->irq = -1;
- clk_enable(chip->ssc->clk);
+ retval = clk_enable(chip->ssc->clk);
+ if (retval)
+ return retval;
retval = request_irq(irq, snd_at73c213_interrupt, 0, "at73c213", chip);
if (retval) {
@@ -1019,7 +1025,9 @@ static int snd_at73c213_remove(struct spi_device *spi)
int retval;
/* Stop playback. */
- clk_enable(chip->ssc->clk);
+ retval = clk_enable(chip->ssc->clk);
+ if (retval)
+ goto out;
ssc_writel(chip->ssc->regs, CR, SSC_BIT(CR_TXDIS));
clk_disable(chip->ssc->clk);
@@ -1099,9 +1107,16 @@ static int snd_at73c213_resume(struct device *dev)
{
struct snd_card *card = dev_get_drvdata(dev);
struct snd_at73c213 *chip = card->private_data;
+ int retval;
- clk_enable(chip->board->dac_clk);
- clk_enable(chip->ssc->clk);
+ retval = clk_enable(chip->board->dac_clk);
+ if (retval)
+ return retval;
+ retval = clk_enable(chip->ssc->clk);
+ if (retval) {
+ clk_disable(chip->board->dac_clk);
+ return retval;
+ }
ssc_writel(chip->ssc->regs, CR, SSC_BIT(CR_TXEN));
return 0;
diff --git a/tools/build/feature/Makefile b/tools/build/feature/Makefile
index a1a3eb8fe52e..652e6c92e1db 100644
--- a/tools/build/feature/Makefile
+++ b/tools/build/feature/Makefile
@@ -184,7 +184,7 @@ strip-libs = $(filter-out -l%,$(1))
PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null)
PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS))
PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS))
-PERL_EMBED_CCOPTS = `perl -MExtUtils::Embed -e ccopts 2>/dev/null`
+PERL_EMBED_CCOPTS = $(shell perl -MExtUtils::Embed -e ccopts 2>/dev/null)
FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)
$(OUTPUT)test-libperl.bin:
diff --git a/tools/testing/selftests/x86/check_cc.sh b/tools/testing/selftests/x86/check_cc.sh
index 172d3293fb7b..356689c56397 100755
--- a/tools/testing/selftests/x86/check_cc.sh
+++ b/tools/testing/selftests/x86/check_cc.sh
@@ -7,7 +7,7 @@ CC="$1"
TESTPROG="$2"
shift 2
-if "$CC" -o /dev/null "$TESTPROG" -O0 "$@" 2>/dev/null; then
+if [ -n "$CC" ] && $CC -o /dev/null "$TESTPROG" -O0 "$@" 2>/dev/null; then
echo 1
else
echo 0
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 36b9f2b29071..87d522eefbb4 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -112,6 +112,8 @@ EXPORT_SYMBOL_GPL(kvm_debugfs_dir);
static int kvm_debugfs_num_entries;
static const struct file_operations *stat_fops_per_vm[];
+static struct file_operations kvm_chardev_ops;
+
static long kvm_vcpu_ioctl(struct file *file, unsigned int ioctl,
unsigned long arg);
#ifdef CONFIG_KVM_COMPAT
@@ -716,6 +718,16 @@ static struct kvm *kvm_create_vm(unsigned long type)
preempt_notifier_inc();
+ /*
+ * When the fd passed to this ioctl() is opened it pins the module,
+ * but try_module_get() also prevents getting a reference if the module
+ * is in MODULE_STATE_GOING (e.g. if someone ran "rmmod --wait").
+ */
+ if (!try_module_get(kvm_chardev_ops.owner)) {
+ r = -ENODEV;
+ goto out_err;
+ }
+
return kvm;
out_err:
@@ -792,6 +804,7 @@ static void kvm_destroy_vm(struct kvm *kvm)
preempt_notifier_dec();
hardware_disable_all();
mmdrop(mm);
+ module_put(kvm_chardev_ops.owner);
}
void kvm_get_kvm(struct kvm *kvm)
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