Re: Linux 4.4.97

From: Greg KH
Date: Wed Nov 08 2017 - 04:28:17 EST


diff --git a/Makefile b/Makefile
index 12dfe1dcbaca..fb1a40d64ba8 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 4
PATCHLEVEL = 4
-SUBLEVEL = 96
+SUBLEVEL = 97
EXTRAVERSION =
NAME = Blurry Fish Butt

diff --git a/arch/arm/boot/dts/armada-375.dtsi b/arch/arm/boot/dts/armada-375.dtsi
index cc952cf8ec30..024f1b75b0a3 100644
--- a/arch/arm/boot/dts/armada-375.dtsi
+++ b/arch/arm/boot/dts/armada-375.dtsi
@@ -176,9 +176,9 @@
reg = <0x8000 0x1000>;
cache-unified;
cache-level = <2>;
- arm,double-linefill-incr = <1>;
+ arm,double-linefill-incr = <0>;
arm,double-linefill-wrap = <0>;
- arm,double-linefill = <1>;
+ arm,double-linefill = <0>;
prefetch-data = <1>;
};

diff --git a/arch/arm/boot/dts/armada-38x.dtsi b/arch/arm/boot/dts/armada-38x.dtsi
index e8b7f6726772..bf20918f1fad 100644
--- a/arch/arm/boot/dts/armada-38x.dtsi
+++ b/arch/arm/boot/dts/armada-38x.dtsi
@@ -143,9 +143,9 @@
reg = <0x8000 0x1000>;
cache-unified;
cache-level = <2>;
- arm,double-linefill-incr = <1>;
+ arm,double-linefill-incr = <0>;
arm,double-linefill-wrap = <0>;
- arm,double-linefill = <1>;
+ arm,double-linefill = <0>;
prefetch-data = <1>;
};

diff --git a/arch/arm/boot/dts/armada-39x.dtsi b/arch/arm/boot/dts/armada-39x.dtsi
index dc6efd386dbc..e67f1fd7a4d1 100644
--- a/arch/arm/boot/dts/armada-39x.dtsi
+++ b/arch/arm/boot/dts/armada-39x.dtsi
@@ -104,9 +104,9 @@
reg = <0x8000 0x1000>;
cache-unified;
cache-level = <2>;
- arm,double-linefill-incr = <1>;
+ arm,double-linefill-incr = <0>;
arm,double-linefill-wrap = <0>;
- arm,double-linefill = <1>;
+ arm,double-linefill = <0>;
prefetch-data = <1>;
};

diff --git a/arch/arm/include/asm/Kbuild b/arch/arm/include/asm/Kbuild
index bd425302c97a..628a38a11a70 100644
--- a/arch/arm/include/asm/Kbuild
+++ b/arch/arm/include/asm/Kbuild
@@ -36,4 +36,3 @@ generic-y += termbits.h
generic-y += termios.h
generic-y += timex.h
generic-y += trace_clock.h
-generic-y += unaligned.h
diff --git a/arch/arm/include/asm/unaligned.h b/arch/arm/include/asm/unaligned.h
new file mode 100644
index 000000000000..ab905ffcf193
--- /dev/null
+++ b/arch/arm/include/asm/unaligned.h
@@ -0,0 +1,27 @@
+#ifndef __ASM_ARM_UNALIGNED_H
+#define __ASM_ARM_UNALIGNED_H
+
+/*
+ * We generally want to set CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS on ARMv6+,
+ * but we don't want to use linux/unaligned/access_ok.h since that can lead
+ * to traps on unaligned stm/ldm or strd/ldrd.
+ */
+#include <asm/byteorder.h>
+
+#if defined(__LITTLE_ENDIAN)
+# include <linux/unaligned/le_struct.h>
+# include <linux/unaligned/be_byteshift.h>
+# include <linux/unaligned/generic.h>
+# define get_unaligned __get_unaligned_le
+# define put_unaligned __put_unaligned_le
+#elif defined(__BIG_ENDIAN)
+# include <linux/unaligned/be_struct.h>
+# include <linux/unaligned/le_byteshift.h>
+# include <linux/unaligned/generic.h>
+# define get_unaligned __get_unaligned_be
+# define put_unaligned __put_unaligned_be
+#else
+# error need to define endianess
+#endif
+
+#endif /* __ASM_ARM_UNALIGNED_H */
diff --git a/arch/arm/mach-pxa/balloon3.c b/arch/arm/mach-pxa/balloon3.c
index a727282bfa99..761d7d64d643 100644
--- a/arch/arm/mach-pxa/balloon3.c
+++ b/arch/arm/mach-pxa/balloon3.c
@@ -17,6 +17,7 @@
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/interrupt.h>
+#include <linux/leds.h>
#include <linux/sched.h>
#include <linux/bitops.h>
#include <linux/fb.h>
diff --git a/arch/arm/mach-pxa/colibri-pxa270-income.c b/arch/arm/mach-pxa/colibri-pxa270-income.c
index db20d25daaab..1b92a4112bd1 100644
--- a/arch/arm/mach-pxa/colibri-pxa270-income.c
+++ b/arch/arm/mach-pxa/colibri-pxa270-income.c
@@ -17,6 +17,7 @@
#include <linux/gpio.h>
#include <linux/init.h>
#include <linux/interrupt.h>
+#include <linux/leds.h>
#include <linux/ioport.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
diff --git a/arch/arm/mach-pxa/corgi.c b/arch/arm/mach-pxa/corgi.c
index 89f790dda93e..d1f12909f740 100644
--- a/arch/arm/mach-pxa/corgi.c
+++ b/arch/arm/mach-pxa/corgi.c
@@ -18,6 +18,7 @@
#include <linux/major.h>
#include <linux/fs.h>
#include <linux/interrupt.h>
+#include <linux/leds.h>
#include <linux/mmc/host.h>
#include <linux/mtd/physmap.h>
#include <linux/pm.h>
diff --git a/arch/arm/mach-pxa/trizeps4.c b/arch/arm/mach-pxa/trizeps4.c
index 066e3a250ee0..5e50c53f1f4b 100644
--- a/arch/arm/mach-pxa/trizeps4.c
+++ b/arch/arm/mach-pxa/trizeps4.c
@@ -16,6 +16,7 @@
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/interrupt.h>
+#include <linux/leds.h>
#include <linux/export.h>
#include <linux/sched.h>
#include <linux/bitops.h>
diff --git a/arch/arm/mach-pxa/vpac270.c b/arch/arm/mach-pxa/vpac270.c
index 54122a983ae3..2cce92924068 100644
--- a/arch/arm/mach-pxa/vpac270.c
+++ b/arch/arm/mach-pxa/vpac270.c
@@ -15,6 +15,7 @@
#include <linux/irq.h>
#include <linux/gpio_keys.h>
#include <linux/input.h>
+#include <linux/leds.h>
#include <linux/gpio.h>
#include <linux/usb/gpio_vbus.h>
#include <linux/mtd/mtd.h>
diff --git a/arch/arm/mach-pxa/zeus.c b/arch/arm/mach-pxa/zeus.c
index 30e62a3f0701..d757cfb5f8a6 100644
--- a/arch/arm/mach-pxa/zeus.c
+++ b/arch/arm/mach-pxa/zeus.c
@@ -13,6 +13,7 @@

#include <linux/cpufreq.h>
#include <linux/interrupt.h>
+#include <linux/leds.h>
#include <linux/irq.h>
#include <linux/pm.h>
#include <linux/gpio.h>
diff --git a/arch/arm/mach-pxa/zylonite.c b/arch/arm/mach-pxa/zylonite.c
index e20359a7433c..d7f0a7d87ef2 100644
--- a/arch/arm/mach-pxa/zylonite.c
+++ b/arch/arm/mach-pxa/zylonite.c
@@ -16,6 +16,7 @@
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/interrupt.h>
+#include <linux/leds.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/gpio.h>
diff --git a/arch/arm64/kernel/traps.c b/arch/arm64/kernel/traps.c
index ca7f0ac5f708..210826d5bba5 100644
--- a/arch/arm64/kernel/traps.c
+++ b/arch/arm64/kernel/traps.c
@@ -129,7 +129,7 @@ static void dump_instr(const char *lvl, struct pt_regs *regs)
for (i = -4; i < 1; i++) {
unsigned int val, bad;

- bad = __get_user(val, &((u32 *)addr)[i]);
+ bad = get_user(val, &((u32 *)addr)[i]);

if (!bad)
p += sprintf(p, i == 0 ? "(%08x) " : "%08x ", val);
diff --git a/drivers/base/power/wakeirq.c b/drivers/base/power/wakeirq.c
index 404d94c6c8bc..feba1b211898 100644
--- a/drivers/base/power/wakeirq.c
+++ b/drivers/base/power/wakeirq.c
@@ -141,6 +141,13 @@ static irqreturn_t handle_threaded_wake_irq(int irq, void *_wirq)
struct wake_irq *wirq = _wirq;
int res;

+ /* Maybe abort suspend? */
+ if (irqd_is_wakeup_set(irq_get_irq_data(irq))) {
+ pm_wakeup_event(wirq->dev, 0);
+
+ return IRQ_HANDLED;
+ }
+
/* We don't want RPM_ASYNC or RPM_NOWAIT here */
res = pm_runtime_resume(wirq->dev);
if (res < 0)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
index bb0da76051a1..e5da6f19b9b8 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
@@ -284,6 +284,10 @@ static void amdgpu_vce_idle_work_handler(struct work_struct *work)
amdgpu_dpm_enable_vce(adev, false);
} else {
amdgpu_asic_set_vce_clocks(adev, 0, 0);
+ amdgpu_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCE,
+ AMD_PG_STATE_GATE);
+ amdgpu_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_VCE,
+ AMD_CG_STATE_GATE);
}
} else {
schedule_delayed_work(&adev->vce.idle_work,
@@ -315,6 +319,11 @@ static void amdgpu_vce_note_usage(struct amdgpu_device *adev)
amdgpu_dpm_enable_vce(adev, true);
} else {
amdgpu_asic_set_vce_clocks(adev, 53300, 40000);
+ amdgpu_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_VCE,
+ AMD_CG_STATE_UNGATE);
+ amdgpu_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCE,
+ AMD_PG_STATE_UNGATE);
+
}
}
}
diff --git a/drivers/gpu/drm/msm/msm_gem_submit.c b/drivers/gpu/drm/msm/msm_gem_submit.c
index fed44d4e5b72..f4eaccb191d4 100644
--- a/drivers/gpu/drm/msm/msm_gem_submit.c
+++ b/drivers/gpu/drm/msm/msm_gem_submit.c
@@ -34,10 +34,13 @@ static inline void __user *to_user_ptr(u64 address)
}

static struct msm_gem_submit *submit_create(struct drm_device *dev,
- struct msm_gpu *gpu, int nr)
+ struct msm_gpu *gpu, uint32_t nr)
{
struct msm_gem_submit *submit;
- int sz = sizeof(*submit) + (nr * sizeof(submit->bos[0]));
+ uint64_t sz = sizeof(*submit) + ((u64)nr * sizeof(submit->bos[0]));
+
+ if (sz > SIZE_MAX)
+ return NULL;

submit = kmalloc(sz, GFP_TEMPORARY | __GFP_NOWARN | __GFP_NORETRY);
if (submit) {
diff --git a/drivers/i2c/busses/i2c-riic.c b/drivers/i2c/busses/i2c-riic.c
index d7e3af671543..d8803c3bbfdc 100644
--- a/drivers/i2c/busses/i2c-riic.c
+++ b/drivers/i2c/busses/i2c-riic.c
@@ -80,6 +80,7 @@
#define ICIER_TEIE 0x40
#define ICIER_RIE 0x20
#define ICIER_NAKIE 0x10
+#define ICIER_SPIE 0x08

#define ICSR2_NACKF 0x10

@@ -216,11 +217,10 @@ static irqreturn_t riic_tend_isr(int irq, void *data)
return IRQ_NONE;
}

- if (riic->is_last || riic->err)
+ if (riic->is_last || riic->err) {
+ riic_clear_set_bit(riic, 0, ICIER_SPIE, RIIC_ICIER);
writeb(ICCR2_SP, riic->base + RIIC_ICCR2);
-
- writeb(0, riic->base + RIIC_ICIER);
- complete(&riic->msg_done);
+ }

return IRQ_HANDLED;
}
@@ -240,13 +240,13 @@ static irqreturn_t riic_rdrf_isr(int irq, void *data)

if (riic->bytes_left == 1) {
/* STOP must come before we set ACKBT! */
- if (riic->is_last)
+ if (riic->is_last) {
+ riic_clear_set_bit(riic, 0, ICIER_SPIE, RIIC_ICIER);
writeb(ICCR2_SP, riic->base + RIIC_ICCR2);
+ }

riic_clear_set_bit(riic, 0, ICMR3_ACKBT, RIIC_ICMR3);

- writeb(0, riic->base + RIIC_ICIER);
- complete(&riic->msg_done);
} else {
riic_clear_set_bit(riic, ICMR3_ACKBT, 0, RIIC_ICMR3);
}
@@ -259,6 +259,21 @@ static irqreturn_t riic_rdrf_isr(int irq, void *data)
return IRQ_HANDLED;
}

+static irqreturn_t riic_stop_isr(int irq, void *data)
+{
+ struct riic_dev *riic = data;
+
+ /* read back registers to confirm writes have fully propagated */
+ writeb(0, riic->base + RIIC_ICSR2);
+ readb(riic->base + RIIC_ICSR2);
+ writeb(0, riic->base + RIIC_ICIER);
+ readb(riic->base + RIIC_ICIER);
+
+ complete(&riic->msg_done);
+
+ return IRQ_HANDLED;
+}
+
static u32 riic_func(struct i2c_adapter *adap)
{
return I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL;
@@ -326,6 +341,7 @@ static struct riic_irq_desc riic_irqs[] = {
{ .res_num = 0, .isr = riic_tend_isr, .name = "riic-tend" },
{ .res_num = 1, .isr = riic_rdrf_isr, .name = "riic-rdrf" },
{ .res_num = 2, .isr = riic_tdre_isr, .name = "riic-tdre" },
+ { .res_num = 3, .isr = riic_stop_isr, .name = "riic-stop" },
{ .res_num = 5, .isr = riic_tend_isr, .name = "riic-nack" },
};

diff --git a/drivers/media/pci/bt8xx/dvb-bt8xx.c b/drivers/media/pci/bt8xx/dvb-bt8xx.c
index d407244fd1bc..bd0f5b195188 100644
--- a/drivers/media/pci/bt8xx/dvb-bt8xx.c
+++ b/drivers/media/pci/bt8xx/dvb-bt8xx.c
@@ -680,6 +680,7 @@ static void frontend_init(struct dvb_bt8xx_card *card, u32 type)
/* DST is not a frontend, attaching the ASIC */
if (dvb_attach(dst_attach, state, &card->dvb_adapter) == NULL) {
pr_err("%s: Could not find a Twinhan DST\n", __func__);
+ kfree(state);
break;
}
/* Attach other DST peripherals if any */
diff --git a/drivers/media/platform/exynos4-is/fimc-is.c b/drivers/media/platform/exynos4-is/fimc-is.c
index 49658ca39e51..a851f20dca23 100644
--- a/drivers/media/platform/exynos4-is/fimc-is.c
+++ b/drivers/media/platform/exynos4-is/fimc-is.c
@@ -815,12 +815,13 @@ static int fimc_is_probe(struct platform_device *pdev)
is->irq = irq_of_parse_and_map(dev->of_node, 0);
if (!is->irq) {
dev_err(dev, "no irq found\n");
- return -EINVAL;
+ ret = -EINVAL;
+ goto err_iounmap;
}

ret = fimc_is_get_clocks(is);
if (ret < 0)
- return ret;
+ goto err_iounmap;

platform_set_drvdata(pdev, is);

@@ -880,6 +881,8 @@ err_irq:
free_irq(is->irq, is);
err_clk:
fimc_is_put_clocks(is);
+err_iounmap:
+ iounmap(is->pmu_regs);
return ret;
}

@@ -935,6 +938,7 @@ static int fimc_is_remove(struct platform_device *pdev)
fimc_is_unregister_subdevs(is);
vb2_dma_contig_cleanup_ctx(is->alloc_ctx);
fimc_is_put_clocks(is);
+ iounmap(is->pmu_regs);
fimc_is_debugfs_remove(is);
release_firmware(is->fw.f_w);
fimc_is_free_cpu_memory(is);
diff --git a/drivers/media/usb/cx231xx/cx231xx-core.c b/drivers/media/usb/cx231xx/cx231xx-core.c
index 19b0293312a0..07670117f922 100644
--- a/drivers/media/usb/cx231xx/cx231xx-core.c
+++ b/drivers/media/usb/cx231xx/cx231xx-core.c
@@ -356,7 +356,12 @@ int cx231xx_send_vendor_cmd(struct cx231xx *dev,
*/
if ((ven_req->wLength > 4) && ((ven_req->bRequest == 0x4) ||
(ven_req->bRequest == 0x5) ||
- (ven_req->bRequest == 0x6))) {
+ (ven_req->bRequest == 0x6) ||
+
+ /* Internal Master 3 Bus can send
+ * and receive only 4 bytes per time
+ */
+ (ven_req->bRequest == 0x2))) {
unsend_size = 0;
pdata = ven_req->pBuff;

diff --git a/drivers/mfd/ab8500-sysctrl.c b/drivers/mfd/ab8500-sysctrl.c
index 0d1825696153..405ce78c1ef4 100644
--- a/drivers/mfd/ab8500-sysctrl.c
+++ b/drivers/mfd/ab8500-sysctrl.c
@@ -99,7 +99,7 @@ int ab8500_sysctrl_read(u16 reg, u8 *value)
u8 bank;

if (sysctrl_dev == NULL)
- return -EINVAL;
+ return -EPROBE_DEFER;

bank = (reg >> 8);
if (!valid_bank(bank))
@@ -115,11 +115,13 @@ int ab8500_sysctrl_write(u16 reg, u8 mask, u8 value)
u8 bank;

if (sysctrl_dev == NULL)
- return -EINVAL;
+ return -EPROBE_DEFER;

bank = (reg >> 8);
- if (!valid_bank(bank))
+ if (!valid_bank(bank)) {
+ pr_err("invalid bank\n");
return -EINVAL;
+ }

return abx500_mask_and_set_register_interruptible(sysctrl_dev, bank,
(u8)(reg & 0xFF), mask, value);
@@ -180,9 +182,15 @@ static int ab8500_sysctrl_remove(struct platform_device *pdev)
return 0;
}

+static const struct of_device_id ab8500_sysctrl_match[] = {
+ { .compatible = "stericsson,ab8500-sysctrl", },
+ {}
+};
+
static struct platform_driver ab8500_sysctrl_driver = {
.driver = {
.name = "ab8500-sysctrl",
+ .of_match_table = ab8500_sysctrl_match,
},
.probe = ab8500_sysctrl_probe,
.remove = ab8500_sysctrl_remove,
diff --git a/drivers/mfd/axp20x.c b/drivers/mfd/axp20x.c
index 9842199e2e6c..89a2dd4d212a 100644
--- a/drivers/mfd/axp20x.c
+++ b/drivers/mfd/axp20x.c
@@ -164,14 +164,14 @@ static struct resource axp22x_pek_resources[] = {
static struct resource axp288_power_button_resources[] = {
{
.name = "PEK_DBR",
- .start = AXP288_IRQ_POKN,
- .end = AXP288_IRQ_POKN,
+ .start = AXP288_IRQ_POKP,
+ .end = AXP288_IRQ_POKP,
.flags = IORESOURCE_IRQ,
},
{
.name = "PEK_DBF",
- .start = AXP288_IRQ_POKP,
- .end = AXP288_IRQ_POKP,
+ .start = AXP288_IRQ_POKN,
+ .end = AXP288_IRQ_POKN,
.flags = IORESOURCE_IRQ,
},
};
diff --git a/drivers/misc/mei/client.c b/drivers/misc/mei/client.c
index 2ff39fbc70d1..df268365e04e 100644
--- a/drivers/misc/mei/client.c
+++ b/drivers/misc/mei/client.c
@@ -1300,6 +1300,9 @@ int mei_cl_notify_request(struct mei_cl *cl, struct file *file, u8 request)
return -EOPNOTSUPP;
}

+ if (!mei_cl_is_connected(cl))
+ return -ENODEV;
+
rets = pm_runtime_get(dev->dev);
if (rets < 0 && rets != -EINPROGRESS) {
pm_runtime_put_noidle(dev->dev);
diff --git a/drivers/mmc/host/s3cmci.c b/drivers/mmc/host/s3cmci.c
index 6291d5042ef2..6fed41bd016a 100644
--- a/drivers/mmc/host/s3cmci.c
+++ b/drivers/mmc/host/s3cmci.c
@@ -21,6 +21,7 @@
#include <linux/debugfs.h>
#include <linux/seq_file.h>
#include <linux/gpio.h>
+#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/io.h>

diff --git a/drivers/platform/x86/intel_mid_thermal.c b/drivers/platform/x86/intel_mid_thermal.c
index 9f713b832ba3..5c768c4627d3 100644
--- a/drivers/platform/x86/intel_mid_thermal.c
+++ b/drivers/platform/x86/intel_mid_thermal.c
@@ -550,6 +550,7 @@ static const struct platform_device_id therm_id_table[] = {
{ "msic_thermal", 1 },
{ }
};
+MODULE_DEVICE_TABLE(platform, therm_id_table);

static struct platform_driver mid_thermal_driver = {
.driver = {
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index 84c13dffa3a8..e7a6f1222642 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -1635,8 +1635,11 @@ void dasd_int_handler(struct ccw_device *cdev, unsigned long intparm,
/* check for for attention message */
if (scsw_dstat(&irb->scsw) & DEV_STAT_ATTENTION) {
device = dasd_device_from_cdev_locked(cdev);
- device->discipline->check_attention(device, irb->esw.esw1.lpum);
- dasd_put_device(device);
+ if (!IS_ERR(device)) {
+ device->discipline->check_attention(device,
+ irb->esw.esw1.lpum);
+ dasd_put_device(device);
+ }
}

if (!cqr)
diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c
index e4c243748a97..de33801ca31e 100644
--- a/drivers/scsi/aacraid/aachba.c
+++ b/drivers/scsi/aacraid/aachba.c
@@ -2977,16 +2977,11 @@ static void aac_srb_callback(void *context, struct fib * fibptr)
return;

BUG_ON(fibptr == NULL);
- dev = fibptr->dev;
-
- scsi_dma_unmap(scsicmd);

- /* expose physical device if expose_physicald flag is on */
- if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01)
- && expose_physicals > 0)
- aac_expose_phy_device(scsicmd);
+ dev = fibptr->dev;

srbreply = (struct aac_srb_reply *) fib_data(fibptr);
+
scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */

if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) {
@@ -2999,158 +2994,176 @@ static void aac_srb_callback(void *context, struct fib * fibptr)
*/
scsi_set_resid(scsicmd, scsi_bufflen(scsicmd)
- le32_to_cpu(srbreply->data_xfer_length));
- /*
- * First check the fib status
- */
+ }

- if (le32_to_cpu(srbreply->status) != ST_OK) {
- int len;

- printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status));
- len = min_t(u32, le32_to_cpu(srbreply->sense_data_size),
- SCSI_SENSE_BUFFERSIZE);
- scsicmd->result = DID_ERROR << 16
- | COMMAND_COMPLETE << 8
- | SAM_STAT_CHECK_CONDITION;
- memcpy(scsicmd->sense_buffer,
- srbreply->sense_data, len);
- }
+ scsi_dma_unmap(scsicmd);

- /*
- * Next check the srb status
- */
- switch ((le32_to_cpu(srbreply->srb_status))&0x3f) {
- case SRB_STATUS_ERROR_RECOVERY:
- case SRB_STATUS_PENDING:
- case SRB_STATUS_SUCCESS:
- scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8;
- break;
- case SRB_STATUS_DATA_OVERRUN:
- switch (scsicmd->cmnd[0]) {
- case READ_6:
- case WRITE_6:
- case READ_10:
- case WRITE_10:
- case READ_12:
- case WRITE_12:
- case READ_16:
- case WRITE_16:
- if (le32_to_cpu(srbreply->data_xfer_length)
- < scsicmd->underflow)
- printk(KERN_WARNING"aacraid: SCSI CMD underflow\n");
- else
- printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n");
- scsicmd->result = DID_ERROR << 16
- | COMMAND_COMPLETE << 8;
- break;
- case INQUIRY: {
- scsicmd->result = DID_OK << 16
- | COMMAND_COMPLETE << 8;
- break;
- }
- default:
- scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8;
- break;
- }
- break;
- case SRB_STATUS_ABORTED:
- scsicmd->result = DID_ABORT << 16 | ABORT << 8;
- break;
- case SRB_STATUS_ABORT_FAILED:
- /*
- * Not sure about this one - but assuming the
- * hba was trying to abort for some reason
- */
- scsicmd->result = DID_ERROR << 16 | ABORT << 8;
- break;
- case SRB_STATUS_PARITY_ERROR:
- scsicmd->result = DID_PARITY << 16
- | MSG_PARITY_ERROR << 8;
- break;
- case SRB_STATUS_NO_DEVICE:
- case SRB_STATUS_INVALID_PATH_ID:
- case SRB_STATUS_INVALID_TARGET_ID:
- case SRB_STATUS_INVALID_LUN:
- case SRB_STATUS_SELECTION_TIMEOUT:
- scsicmd->result = DID_NO_CONNECT << 16
- | COMMAND_COMPLETE << 8;
- break;
+ /* expose physical device if expose_physicald flag is on */
+ if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01)
+ && expose_physicals > 0)
+ aac_expose_phy_device(scsicmd);

- case SRB_STATUS_COMMAND_TIMEOUT:
- case SRB_STATUS_TIMEOUT:
- scsicmd->result = DID_TIME_OUT << 16
- | COMMAND_COMPLETE << 8;
- break;
+ /*
+ * First check the fib status
+ */

- case SRB_STATUS_BUSY:
- scsicmd->result = DID_BUS_BUSY << 16
- | COMMAND_COMPLETE << 8;
- break;
+ if (le32_to_cpu(srbreply->status) != ST_OK) {
+ int len;

- case SRB_STATUS_BUS_RESET:
- scsicmd->result = DID_RESET << 16
- | COMMAND_COMPLETE << 8;
- break;
+ pr_warn("aac_srb_callback: srb failed, status = %d\n",
+ le32_to_cpu(srbreply->status));
+ len = min_t(u32, le32_to_cpu(srbreply->sense_data_size),
+ SCSI_SENSE_BUFFERSIZE);
+ scsicmd->result = DID_ERROR << 16
+ | COMMAND_COMPLETE << 8
+ | SAM_STAT_CHECK_CONDITION;
+ memcpy(scsicmd->sense_buffer,
+ srbreply->sense_data, len);
+ }

- case SRB_STATUS_MESSAGE_REJECTED:
+ /*
+ * Next check the srb status
+ */
+ switch ((le32_to_cpu(srbreply->srb_status))&0x3f) {
+ case SRB_STATUS_ERROR_RECOVERY:
+ case SRB_STATUS_PENDING:
+ case SRB_STATUS_SUCCESS:
+ scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8;
+ break;
+ case SRB_STATUS_DATA_OVERRUN:
+ switch (scsicmd->cmnd[0]) {
+ case READ_6:
+ case WRITE_6:
+ case READ_10:
+ case WRITE_10:
+ case READ_12:
+ case WRITE_12:
+ case READ_16:
+ case WRITE_16:
+ if (le32_to_cpu(srbreply->data_xfer_length)
+ < scsicmd->underflow)
+ pr_warn("aacraid: SCSI CMD underflow\n");
+ else
+ pr_warn("aacraid: SCSI CMD Data Overrun\n");
scsicmd->result = DID_ERROR << 16
- | MESSAGE_REJECT << 8;
+ | COMMAND_COMPLETE << 8;
+ break;
+ case INQUIRY:
+ scsicmd->result = DID_OK << 16
+ | COMMAND_COMPLETE << 8;
break;
- case SRB_STATUS_REQUEST_FLUSHED:
- case SRB_STATUS_ERROR:
- case SRB_STATUS_INVALID_REQUEST:
- case SRB_STATUS_REQUEST_SENSE_FAILED:
- case SRB_STATUS_NO_HBA:
- case SRB_STATUS_UNEXPECTED_BUS_FREE:
- case SRB_STATUS_PHASE_SEQUENCE_FAILURE:
- case SRB_STATUS_BAD_SRB_BLOCK_LENGTH:
- case SRB_STATUS_DELAYED_RETRY:
- case SRB_STATUS_BAD_FUNCTION:
- case SRB_STATUS_NOT_STARTED:
- case SRB_STATUS_NOT_IN_USE:
- case SRB_STATUS_FORCE_ABORT:
- case SRB_STATUS_DOMAIN_VALIDATION_FAIL:
default:
+ scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8;
+ break;
+ }
+ break;
+ case SRB_STATUS_ABORTED:
+ scsicmd->result = DID_ABORT << 16 | ABORT << 8;
+ break;
+ case SRB_STATUS_ABORT_FAILED:
+ /*
+ * Not sure about this one - but assuming the
+ * hba was trying to abort for some reason
+ */
+ scsicmd->result = DID_ERROR << 16 | ABORT << 8;
+ break;
+ case SRB_STATUS_PARITY_ERROR:
+ scsicmd->result = DID_PARITY << 16
+ | MSG_PARITY_ERROR << 8;
+ break;
+ case SRB_STATUS_NO_DEVICE:
+ case SRB_STATUS_INVALID_PATH_ID:
+ case SRB_STATUS_INVALID_TARGET_ID:
+ case SRB_STATUS_INVALID_LUN:
+ case SRB_STATUS_SELECTION_TIMEOUT:
+ scsicmd->result = DID_NO_CONNECT << 16
+ | COMMAND_COMPLETE << 8;
+ break;
+
+ case SRB_STATUS_COMMAND_TIMEOUT:
+ case SRB_STATUS_TIMEOUT:
+ scsicmd->result = DID_TIME_OUT << 16
+ | COMMAND_COMPLETE << 8;
+ break;
+
+ case SRB_STATUS_BUSY:
+ scsicmd->result = DID_BUS_BUSY << 16
+ | COMMAND_COMPLETE << 8;
+ break;
+
+ case SRB_STATUS_BUS_RESET:
+ scsicmd->result = DID_RESET << 16
+ | COMMAND_COMPLETE << 8;
+ break;
+
+ case SRB_STATUS_MESSAGE_REJECTED:
+ scsicmd->result = DID_ERROR << 16
+ | MESSAGE_REJECT << 8;
+ break;
+ case SRB_STATUS_REQUEST_FLUSHED:
+ case SRB_STATUS_ERROR:
+ case SRB_STATUS_INVALID_REQUEST:
+ case SRB_STATUS_REQUEST_SENSE_FAILED:
+ case SRB_STATUS_NO_HBA:
+ case SRB_STATUS_UNEXPECTED_BUS_FREE:
+ case SRB_STATUS_PHASE_SEQUENCE_FAILURE:
+ case SRB_STATUS_BAD_SRB_BLOCK_LENGTH:
+ case SRB_STATUS_DELAYED_RETRY:
+ case SRB_STATUS_BAD_FUNCTION:
+ case SRB_STATUS_NOT_STARTED:
+ case SRB_STATUS_NOT_IN_USE:
+ case SRB_STATUS_FORCE_ABORT:
+ case SRB_STATUS_DOMAIN_VALIDATION_FAIL:
+ default:
#ifdef AAC_DETAILED_STATUS_INFO
- printk(KERN_INFO "aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n",
- le32_to_cpu(srbreply->srb_status) & 0x3F,
- aac_get_status_string(
- le32_to_cpu(srbreply->srb_status) & 0x3F),
- scsicmd->cmnd[0],
- le32_to_cpu(srbreply->scsi_status));
+ pr_info("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x -scsi status 0x%x\n",
+ le32_to_cpu(srbreply->srb_status) & 0x3F,
+ aac_get_status_string(
+ le32_to_cpu(srbreply->srb_status) & 0x3F),
+ scsicmd->cmnd[0],
+ le32_to_cpu(srbreply->scsi_status));
#endif
- if ((scsicmd->cmnd[0] == ATA_12)
- || (scsicmd->cmnd[0] == ATA_16)) {
- if (scsicmd->cmnd[2] & (0x01 << 5)) {
- scsicmd->result = DID_OK << 16
- | COMMAND_COMPLETE << 8;
- break;
- } else {
- scsicmd->result = DID_ERROR << 16
- | COMMAND_COMPLETE << 8;
- break;
- }
+ /*
+ * When the CC bit is SET by the host in ATA pass thru CDB,
+ * driver is supposed to return DID_OK
+ *
+ * When the CC bit is RESET by the host, driver should
+ * return DID_ERROR
+ */
+ if ((scsicmd->cmnd[0] == ATA_12)
+ || (scsicmd->cmnd[0] == ATA_16)) {
+
+ if (scsicmd->cmnd[2] & (0x01 << 5)) {
+ scsicmd->result = DID_OK << 16
+ | COMMAND_COMPLETE << 8;
+ break;
} else {
scsicmd->result = DID_ERROR << 16
| COMMAND_COMPLETE << 8;
- break;
+ break;
}
+ } else {
+ scsicmd->result = DID_ERROR << 16
+ | COMMAND_COMPLETE << 8;
+ break;
}
- if (le32_to_cpu(srbreply->scsi_status)
- == SAM_STAT_CHECK_CONDITION) {
- int len;
+ }
+ if (le32_to_cpu(srbreply->scsi_status)
+ == SAM_STAT_CHECK_CONDITION) {
+ int len;

- scsicmd->result |= SAM_STAT_CHECK_CONDITION;
- len = min_t(u32, le32_to_cpu(srbreply->sense_data_size),
- SCSI_SENSE_BUFFERSIZE);
+ scsicmd->result |= SAM_STAT_CHECK_CONDITION;
+ len = min_t(u32, le32_to_cpu(srbreply->sense_data_size),
+ SCSI_SENSE_BUFFERSIZE);
#ifdef AAC_DETAILED_STATUS_INFO
- printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n",
- le32_to_cpu(srbreply->status), len);
+ pr_warn("aac_srb_callback: check condition, status = %d len=%d\n",
+ le32_to_cpu(srbreply->status), len);
#endif
- memcpy(scsicmd->sense_buffer,
- srbreply->sense_data, len);
- }
+ memcpy(scsicmd->sense_buffer,
+ srbreply->sense_data, len);
}
+
/*
* OR in the scsi status (already shifted up a bit)
*/
diff --git a/drivers/staging/lustre/lustre/include/lustre/lustre_user.h b/drivers/staging/lustre/lustre/include/lustre/lustre_user.h
index 80f8ec529424..8ed4558238fc 100644
--- a/drivers/staging/lustre/lustre/include/lustre/lustre_user.h
+++ b/drivers/staging/lustre/lustre/include/lustre/lustre_user.h
@@ -1063,23 +1063,21 @@ struct hsm_action_item {
* \retval buffer
*/
static inline char *hai_dump_data_field(struct hsm_action_item *hai,
- char *buffer, int len)
+ char *buffer, size_t len)
{
- int i, sz, data_len;
+ int i, data_len;
char *ptr;

ptr = buffer;
- sz = len;
data_len = hai->hai_len - sizeof(*hai);
- for (i = 0 ; (i < data_len) && (sz > 0) ; i++) {
- int cnt;
-
- cnt = snprintf(ptr, sz, "%.2X",
- (unsigned char)hai->hai_data[i]);
- ptr += cnt;
- sz -= cnt;
+ for (i = 0; (i < data_len) && (len > 2); i++) {
+ snprintf(ptr, 3, "%02X", (unsigned char)hai->hai_data[i]);
+ ptr += 2;
+ len -= 2;
}
+
*ptr = '\0';
+
return buffer;
}

diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_lock.c b/drivers/staging/lustre/lustre/ldlm/ldlm_lock.c
index 7f8c70056ffd..040553d6e316 100644
--- a/drivers/staging/lustre/lustre/ldlm/ldlm_lock.c
+++ b/drivers/staging/lustre/lustre/ldlm/ldlm_lock.c
@@ -550,6 +550,13 @@ struct ldlm_lock *__ldlm_handle2lock(const struct lustre_handle *handle,
if (lock == NULL)
return NULL;

+ if (lock->l_export && lock->l_export->exp_failed) {
+ CDEBUG(D_INFO, "lock export failed: lock %p, exp %p\n",
+ lock, lock->l_export);
+ LDLM_LOCK_PUT(lock);
+ return NULL;
+ }
+
/* It's unlikely but possible that someone marked the lock as
* destroyed after we did handle2object on it */
if (flags == 0 && ((lock->l_flags & LDLM_FL_DESTROYED) == 0)) {
diff --git a/drivers/staging/lustre/lustre/llite/rw26.c b/drivers/staging/lustre/lustre/llite/rw26.c
index 3da4c01e2159..adeefb31cbad 100644
--- a/drivers/staging/lustre/lustre/llite/rw26.c
+++ b/drivers/staging/lustre/lustre/llite/rw26.c
@@ -376,6 +376,10 @@ static ssize_t ll_direct_IO_26(struct kiocb *iocb, struct iov_iter *iter,
if (!lli->lli_has_smd)
return -EBADF;

+ /* Check EOF by ourselves */
+ if (iov_iter_rw(iter) == READ && file_offset >= i_size_read(inode))
+ return 0;
+
/* FIXME: io smaller than PAGE_SIZE is broken on ia64 ??? */
if ((file_offset & ~CFS_PAGE_MASK) || (count & ~CFS_PAGE_MASK))
return -EINVAL;
diff --git a/drivers/staging/lustre/lustre/ptlrpc/service.c b/drivers/staging/lustre/lustre/ptlrpc/service.c
index f45898f17793..6d3c25ccb297 100644
--- a/drivers/staging/lustre/lustre/ptlrpc/service.c
+++ b/drivers/staging/lustre/lustre/ptlrpc/service.c
@@ -1240,20 +1240,15 @@ static int ptlrpc_server_hpreq_init(struct ptlrpc_service_part *svcpt,
* it may hit swab race at LU-1044. */
if (req->rq_ops->hpreq_check) {
rc = req->rq_ops->hpreq_check(req);
- /**
- * XXX: Out of all current
- * ptlrpc_hpreq_ops::hpreq_check(), only
- * ldlm_cancel_hpreq_check() can return an error code;
- * other functions assert in similar places, which seems
- * odd. What also does not seem right is that handlers
- * for those RPCs do not assert on the same checks, but
- * rather handle the error cases. e.g. see
- * ost_rw_hpreq_check(), and ost_brw_read(),
- * ost_brw_write().
+ if (rc == -ESTALE) {
+ req->rq_status = rc;
+ ptlrpc_error(req);
+ }
+ /** can only return error,
+ * 0 for normal request,
+ * or 1 for high priority request
*/
- if (rc < 0)
- return rc;
- LASSERT(rc == 0 || rc == 1);
+ LASSERT(rc <= 1);
}

spin_lock_bh(&req->rq_export->exp_rpc_lock);
diff --git a/drivers/staging/rtl8712/ieee80211.h b/drivers/staging/rtl8712/ieee80211.h
index d374824c4f33..7b16c05b5e8b 100644
--- a/drivers/staging/rtl8712/ieee80211.h
+++ b/drivers/staging/rtl8712/ieee80211.h
@@ -143,52 +143,52 @@ struct ieee_ibss_seq {
};

struct ieee80211_hdr {
- u16 frame_ctl;
- u16 duration_id;
+ __le16 frame_ctl;
+ __le16 duration_id;
u8 addr1[ETH_ALEN];
u8 addr2[ETH_ALEN];
u8 addr3[ETH_ALEN];
- u16 seq_ctl;
+ __le16 seq_ctl;
u8 addr4[ETH_ALEN];
-} __packed;
+} __packed __aligned(2);

struct ieee80211_hdr_3addr {
- u16 frame_ctl;
- u16 duration_id;
+ __le16 frame_ctl;
+ __le16 duration_id;
u8 addr1[ETH_ALEN];
u8 addr2[ETH_ALEN];
u8 addr3[ETH_ALEN];
- u16 seq_ctl;
-} __packed;
+ __le16 seq_ctl;
+} __packed __aligned(2);


struct ieee80211_hdr_qos {
- u16 frame_ctl;
- u16 duration_id;
+ __le16 frame_ctl;
+ __le16 duration_id;
u8 addr1[ETH_ALEN];
u8 addr2[ETH_ALEN];
u8 addr3[ETH_ALEN];
- u16 seq_ctl;
+ __le16 seq_ctl;
u8 addr4[ETH_ALEN];
- u16 qc;
-} __packed;
+ __le16 qc;
+} __packed __aligned(2);

struct ieee80211_hdr_3addr_qos {
- u16 frame_ctl;
- u16 duration_id;
+ __le16 frame_ctl;
+ __le16 duration_id;
u8 addr1[ETH_ALEN];
u8 addr2[ETH_ALEN];
u8 addr3[ETH_ALEN];
- u16 seq_ctl;
- u16 qc;
+ __le16 seq_ctl;
+ __le16 qc;
} __packed;

struct eapol {
u8 snap[6];
- u16 ethertype;
+ __be16 ethertype;
u8 version;
u8 type;
- u16 length;
+ __le16 length;
} __packed;


@@ -528,13 +528,13 @@ struct ieee80211_security {
*/

struct ieee80211_header_data {
- u16 frame_ctl;
- u16 duration_id;
+ __le16 frame_ctl;
+ __le16 duration_id;
u8 addr1[6];
u8 addr2[6];
u8 addr3[6];
- u16 seq_ctrl;
-};
+ __le16 seq_ctrl;
+} __packed __aligned(2);

#define BEACON_PROBE_SSID_ID_POSITION 12

@@ -566,18 +566,18 @@ struct ieee80211_info_element {
/*
* These are the data types that can make up management packets
*
- u16 auth_algorithm;
- u16 auth_sequence;
- u16 beacon_interval;
- u16 capability;
+ __le16 auth_algorithm;
+ __le16 auth_sequence;
+ __le16 beacon_interval;
+ __le16 capability;
u8 current_ap[ETH_ALEN];
- u16 listen_interval;
+ __le16 listen_interval;
struct {
u16 association_id:14, reserved:2;
} __packed;
- u32 time_stamp[2];
- u16 reason;
- u16 status;
+ __le32 time_stamp[2];
+ __le16 reason;
+ __le16 status;
*/

#define IEEE80211_DEFAULT_TX_ESSID "Penguin"
@@ -585,16 +585,16 @@ struct ieee80211_info_element {

struct ieee80211_authentication {
struct ieee80211_header_data header;
- u16 algorithm;
- u16 transaction;
- u16 status;
+ __le16 algorithm;
+ __le16 transaction;
+ __le16 status;
} __packed;

struct ieee80211_probe_response {
struct ieee80211_header_data header;
- u32 time_stamp[2];
- u16 beacon_interval;
- u16 capability;
+ __le32 time_stamp[2];
+ __le16 beacon_interval;
+ __le16 capability;
struct ieee80211_info_element info_element;
} __packed;

@@ -604,16 +604,16 @@ struct ieee80211_probe_request {

struct ieee80211_assoc_request_frame {
struct ieee80211_hdr_3addr header;
- u16 capability;
- u16 listen_interval;
+ __le16 capability;
+ __le16 listen_interval;
struct ieee80211_info_element_hdr info_element;
} __packed;

struct ieee80211_assoc_response_frame {
struct ieee80211_hdr_3addr header;
- u16 capability;
- u16 status;
- u16 aid;
+ __le16 capability;
+ __le16 status;
+ __le16 aid;
} __packed;

struct ieee80211_txb {
diff --git a/drivers/staging/rtl8712/rtl871x_xmit.c b/drivers/staging/rtl8712/rtl871x_xmit.c
index 68d65d230fe3..d3ad89c7b8af 100644
--- a/drivers/staging/rtl8712/rtl871x_xmit.c
+++ b/drivers/staging/rtl8712/rtl871x_xmit.c
@@ -339,7 +339,8 @@ sint r8712_update_attrib(struct _adapter *padapter, _pkt *pkt,
/* if in MP_STATE, update pkt_attrib from mp_txcmd, and overwrite
* some settings above.*/
if (check_fwstate(pmlmepriv, WIFI_MP_STATE))
- pattrib->priority = (txdesc.txdw1 >> QSEL_SHT) & 0x1f;
+ pattrib->priority =
+ (le32_to_cpu(txdesc.txdw1) >> QSEL_SHT) & 0x1f;
return _SUCCESS;
}

@@ -479,7 +480,7 @@ static sint make_wlanhdr(struct _adapter *padapter, u8 *hdr,
struct ieee80211_hdr *pwlanhdr = (struct ieee80211_hdr *)hdr;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct qos_priv *pqospriv = &pmlmepriv->qospriv;
- u16 *fctrl = &pwlanhdr->frame_ctl;
+ __le16 *fctrl = &pwlanhdr->frame_ctl;

memset(hdr, 0, WLANHDR_OFFSET);
SetFrameSubType(fctrl, pattrib->subtype);
@@ -568,7 +569,7 @@ static sint r8712_put_snap(u8 *data, u16 h_proto)
snap->oui[0] = oui[0];
snap->oui[1] = oui[1];
snap->oui[2] = oui[2];
- *(u16 *)(data + SNAP_SIZE) = htons(h_proto);
+ *(__be16 *)(data + SNAP_SIZE) = htons(h_proto);
return SNAP_SIZE + sizeof(u16);
}

diff --git a/drivers/xen/manage.c b/drivers/xen/manage.c
index e12bd3635f83..2dd285827169 100644
--- a/drivers/xen/manage.c
+++ b/drivers/xen/manage.c
@@ -275,8 +275,16 @@ static void sysrq_handler(struct xenbus_watch *watch, const char **vec,
err = xenbus_transaction_start(&xbt);
if (err)
return;
- if (!xenbus_scanf(xbt, "control", "sysrq", "%c", &sysrq_key)) {
- pr_err("Unable to read sysrq code in control/sysrq\n");
+ err = xenbus_scanf(xbt, "control", "sysrq", "%c", &sysrq_key);
+ if (err < 0) {
+ /*
+ * The Xenstore watch fires directly after registering it and
+ * after a suspend/resume cycle. So ENOENT is no error but
+ * might happen in those cases.
+ */
+ if (err != -ENOENT)
+ pr_err("Error %d reading sysrq code in control/sysrq\n",
+ err);
xenbus_transaction_end(xbt, 1);
return;
}
diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c
index 297e05c9e2b0..49a0d6b027c1 100644
--- a/fs/cifs/dir.c
+++ b/fs/cifs/dir.c
@@ -193,7 +193,8 @@ check_name(struct dentry *direntry, struct cifs_tcon *tcon)
struct cifs_sb_info *cifs_sb = CIFS_SB(direntry->d_sb);
int i;

- if (unlikely(direntry->d_name.len >
+ if (unlikely(tcon->fsAttrInfo.MaxPathNameComponentLength &&
+ direntry->d_name.len >
le32_to_cpu(tcon->fsAttrInfo.MaxPathNameComponentLength)))
return -ENAMETOOLONG;

@@ -509,7 +510,7 @@ cifs_atomic_open(struct inode *inode, struct dentry *direntry,

rc = check_name(direntry, tcon);
if (rc)
- goto out_free_xid;
+ goto out;

server = tcon->ses->server;

diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index 84cd77663e1f..1ba82dc5afa3 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -2136,8 +2136,10 @@ ext4_mb_regular_allocator(struct ext4_allocation_context *ac)
* We search using buddy data only if the order of the request
* is greater than equal to the sbi_s_mb_order2_reqs
* You can tune it via /sys/fs/ext4/<partition>/mb_order2_req
+ * We also support searching for power-of-two requests only for
+ * requests upto maximum buddy size we have constructed.
*/
- if (i >= sbi->s_mb_order2_reqs) {
+ if (i >= sbi->s_mb_order2_reqs && i <= sb->s_blocksize_bits + 2) {
/*
* This should tell if fe_len is exactly power of 2
*/
@@ -2207,7 +2209,7 @@ repeat:
}

ac->ac_groups_scanned++;
- if (cr == 0 && ac->ac_2order < sb->s_blocksize_bits+2)
+ if (cr == 0)
ext4_mb_simple_scan_group(ac, &e4b);
else if (cr == 1 && sbi->s_stripe &&
!(ac->ac_g_ex.fe_len % sbi->s_stripe))
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 32941cd6d34b..8bdb0cc2722f 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -2499,9 +2499,9 @@ static unsigned long ext4_get_stripe_size(struct ext4_sb_info *sbi)

if (sbi->s_stripe && sbi->s_stripe <= sbi->s_blocks_per_group)
ret = sbi->s_stripe;
- else if (stripe_width <= sbi->s_blocks_per_group)
+ else if (stripe_width && stripe_width <= sbi->s_blocks_per_group)
ret = stripe_width;
- else if (stride <= sbi->s_blocks_per_group)
+ else if (stride && stride <= sbi->s_blocks_per_group)
ret = stride;
else
ret = 0;
diff --git a/fs/ocfs2/alloc.c b/fs/ocfs2/alloc.c
index 86181d6526dc..93e6f029a322 100644
--- a/fs/ocfs2/alloc.c
+++ b/fs/ocfs2/alloc.c
@@ -7270,13 +7270,24 @@ out:

static int ocfs2_trim_extent(struct super_block *sb,
struct ocfs2_group_desc *gd,
- u32 start, u32 count)
+ u64 group, u32 start, u32 count)
{
u64 discard, bcount;
+ struct ocfs2_super *osb = OCFS2_SB(sb);

bcount = ocfs2_clusters_to_blocks(sb, count);
- discard = le64_to_cpu(gd->bg_blkno) +
- ocfs2_clusters_to_blocks(sb, start);
+ discard = ocfs2_clusters_to_blocks(sb, start);
+
+ /*
+ * For the first cluster group, the gd->bg_blkno is not at the start
+ * of the group, but at an offset from the start. If we add it while
+ * calculating discard for first group, we will wrongly start fstrim a
+ * few blocks after the desried start block and the range can cross
+ * over into the next cluster group. So, add it only if this is not
+ * the first cluster group.
+ */
+ if (group != osb->first_cluster_group_blkno)
+ discard += le64_to_cpu(gd->bg_blkno);

trace_ocfs2_trim_extent(sb, (unsigned long long)discard, bcount);

@@ -7284,7 +7295,7 @@ static int ocfs2_trim_extent(struct super_block *sb,
}

static int ocfs2_trim_group(struct super_block *sb,
- struct ocfs2_group_desc *gd,
+ struct ocfs2_group_desc *gd, u64 group,
u32 start, u32 max, u32 minbits)
{
int ret = 0, count = 0, next;
@@ -7303,7 +7314,7 @@ static int ocfs2_trim_group(struct super_block *sb,
next = ocfs2_find_next_bit(bitmap, max, start);

if ((next - start) >= minbits) {
- ret = ocfs2_trim_extent(sb, gd,
+ ret = ocfs2_trim_extent(sb, gd, group,
start, next - start);
if (ret < 0) {
mlog_errno(ret);
@@ -7401,7 +7412,8 @@ int ocfs2_trim_fs(struct super_block *sb, struct fstrim_range *range)
}

gd = (struct ocfs2_group_desc *)gd_bh->b_data;
- cnt = ocfs2_trim_group(sb, gd, first_bit, last_bit, minlen);
+ cnt = ocfs2_trim_group(sb, gd, group,
+ first_bit, last_bit, minlen);
brelse(gd_bh);
gd_bh = NULL;
if (cnt < 0) {
diff --git a/lib/asn1_decoder.c b/lib/asn1_decoder.c
index 554522934c44..faa2a3f017f8 100644
--- a/lib/asn1_decoder.c
+++ b/lib/asn1_decoder.c
@@ -283,6 +283,9 @@ next_op:
if (unlikely(len > datalen - dp))
goto data_overrun_error;
}
+ } else {
+ if (unlikely(len > datalen - dp))
+ goto data_overrun_error;
}

if (flags & FLAG_CONS) {
diff --git a/samples/trace_events/trace-events-sample.c b/samples/trace_events/trace-events-sample.c
index 880a7d1d27d2..4ccff66523c9 100644
--- a/samples/trace_events/trace-events-sample.c
+++ b/samples/trace_events/trace-events-sample.c
@@ -78,28 +78,36 @@ static int simple_thread_fn(void *arg)
}

static DEFINE_MUTEX(thread_mutex);
+static int simple_thread_cnt;

void foo_bar_reg(void)
{
+ mutex_lock(&thread_mutex);
+ if (simple_thread_cnt++)
+ goto out;
+
pr_info("Starting thread for foo_bar_fn\n");
/*
* We shouldn't be able to start a trace when the module is
* unloading (there's other locks to prevent that). But
* for consistency sake, we still take the thread_mutex.
*/
- mutex_lock(&thread_mutex);
simple_tsk_fn = kthread_run(simple_thread_fn, NULL, "event-sample-fn");
+ out:
mutex_unlock(&thread_mutex);
}

void foo_bar_unreg(void)
{
- pr_info("Killing thread for foo_bar_fn\n");
- /* protect against module unloading */
mutex_lock(&thread_mutex);
+ if (--simple_thread_cnt)
+ goto out;
+
+ pr_info("Killing thread for foo_bar_fn\n");
if (simple_tsk_fn)
kthread_stop(simple_tsk_fn);
simple_tsk_fn = NULL;
+ out:
mutex_unlock(&thread_mutex);
}

diff --git a/security/keys/keyring.c b/security/keys/keyring.c
index ef828238cdc0..d5264f950ce1 100644
--- a/security/keys/keyring.c
+++ b/security/keys/keyring.c
@@ -452,34 +452,33 @@ static long keyring_read(const struct key *keyring,
char __user *buffer, size_t buflen)
{
struct keyring_read_iterator_context ctx;
- unsigned long nr_keys;
- int ret;
+ long ret;

kenter("{%d},,%zu", key_serial(keyring), buflen);

if (buflen & (sizeof(key_serial_t) - 1))
return -EINVAL;

- nr_keys = keyring->keys.nr_leaves_on_tree;
- if (nr_keys == 0)
- return 0;
-
- /* Calculate how much data we could return */
- if (!buffer || !buflen)
- return nr_keys * sizeof(key_serial_t);
-
- /* Copy the IDs of the subscribed keys into the buffer */
- ctx.buffer = (key_serial_t __user *)buffer;
- ctx.buflen = buflen;
- ctx.count = 0;
- ret = assoc_array_iterate(&keyring->keys, keyring_read_iterator, &ctx);
- if (ret < 0) {
- kleave(" = %d [iterate]", ret);
- return ret;
+ /* Copy as many key IDs as fit into the buffer */
+ if (buffer && buflen) {
+ ctx.buffer = (key_serial_t __user *)buffer;
+ ctx.buflen = buflen;
+ ctx.count = 0;
+ ret = assoc_array_iterate(&keyring->keys,
+ keyring_read_iterator, &ctx);
+ if (ret < 0) {
+ kleave(" = %ld [iterate]", ret);
+ return ret;
+ }
}

- kleave(" = %zu [ok]", ctx.count);
- return ctx.count;
+ /* Return the size of the buffer needed */
+ ret = keyring->keys.nr_leaves_on_tree * sizeof(key_serial_t);
+ if (ret <= buflen)
+ kleave("= %ld [ok]", ret);
+ else
+ kleave("= %ld [buffer too small]", ret);
+ return ret;
}

/*
diff --git a/sound/core/seq/seq_clientmgr.c b/sound/core/seq/seq_clientmgr.c
index e847b9923c19..b36de76f24e2 100644
--- a/sound/core/seq/seq_clientmgr.c
+++ b/sound/core/seq/seq_clientmgr.c
@@ -676,7 +676,7 @@ static int deliver_to_subscribers(struct snd_seq_client *client,
if (atomic)
read_lock(&grp->list_lock);
else
- down_read(&grp->list_mutex);
+ down_read_nested(&grp->list_mutex, hop);
list_for_each_entry(subs, &grp->list_head, src_list) {
/* both ports ready? */
if (atomic_read(&subs->ref_count) != 2)
diff --git a/sound/core/timer_compat.c b/sound/core/timer_compat.c
index 2e908225d754..0b4b028e8e98 100644
--- a/sound/core/timer_compat.c
+++ b/sound/core/timer_compat.c
@@ -106,7 +106,8 @@ enum {
#endif /* CONFIG_X86_X32 */
};

-static long snd_timer_user_ioctl_compat(struct file *file, unsigned int cmd, unsigned long arg)
+static long __snd_timer_user_ioctl_compat(struct file *file, unsigned int cmd,
+ unsigned long arg)
{
void __user *argp = compat_ptr(arg);

@@ -127,7 +128,7 @@ static long snd_timer_user_ioctl_compat(struct file *file, unsigned int cmd, uns
case SNDRV_TIMER_IOCTL_PAUSE:
case SNDRV_TIMER_IOCTL_PAUSE_OLD:
case SNDRV_TIMER_IOCTL_NEXT_DEVICE:
- return snd_timer_user_ioctl(file, cmd, (unsigned long)argp);
+ return __snd_timer_user_ioctl(file, cmd, (unsigned long)argp);
case SNDRV_TIMER_IOCTL_INFO32:
return snd_timer_user_info_compat(file, argp);
case SNDRV_TIMER_IOCTL_STATUS32:
@@ -139,3 +140,15 @@ static long snd_timer_user_ioctl_compat(struct file *file, unsigned int cmd, uns
}
return -ENOIOCTLCMD;
}
+
+static long snd_timer_user_ioctl_compat(struct file *file, unsigned int cmd,
+ unsigned long arg)
+{
+ struct snd_timer_user *tu = file->private_data;
+ long ret;
+
+ mutex_lock(&tu->ioctl_lock);
+ ret = __snd_timer_user_ioctl_compat(file, cmd, arg);
+ mutex_unlock(&tu->ioctl_lock);
+ return ret;
+}
diff --git a/sound/soc/codecs/adau17x1.c b/sound/soc/codecs/adau17x1.c
index fcf05b254ecd..0b9e13eb0a0a 100644
--- a/sound/soc/codecs/adau17x1.c
+++ b/sound/soc/codecs/adau17x1.c
@@ -89,6 +89,27 @@ static int adau17x1_pll_event(struct snd_soc_dapm_widget *w,
return 0;
}

+static int adau17x1_adc_fixup(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
+ struct adau *adau = snd_soc_codec_get_drvdata(codec);
+
+ /*
+ * If we are capturing, toggle the ADOSR bit in Converter Control 0 to
+ * avoid losing SNR (workaround from ADI). This must be done after
+ * the ADC(s) have been enabled. According to the data sheet, it is
+ * normally illegal to set this bit when the sampling rate is 96 kHz,
+ * but according to ADI it is acceptable for this workaround.
+ */
+ regmap_update_bits(adau->regmap, ADAU17X1_CONVERTER0,
+ ADAU17X1_CONVERTER0_ADOSR, ADAU17X1_CONVERTER0_ADOSR);
+ regmap_update_bits(adau->regmap, ADAU17X1_CONVERTER0,
+ ADAU17X1_CONVERTER0_ADOSR, 0);
+
+ return 0;
+}
+
static const char * const adau17x1_mono_stereo_text[] = {
"Stereo",
"Mono Left Channel (L+R)",
@@ -120,7 +141,8 @@ static const struct snd_soc_dapm_widget adau17x1_dapm_widgets[] = {
SND_SOC_DAPM_MUX("Right DAC Mode Mux", SND_SOC_NOPM, 0, 0,
&adau17x1_dac_mode_mux),

- SND_SOC_DAPM_ADC("Left Decimator", NULL, ADAU17X1_ADC_CONTROL, 0, 0),
+ SND_SOC_DAPM_ADC_E("Left Decimator", NULL, ADAU17X1_ADC_CONTROL, 0, 0,
+ adau17x1_adc_fixup, SND_SOC_DAPM_POST_PMU),
SND_SOC_DAPM_ADC("Right Decimator", NULL, ADAU17X1_ADC_CONTROL, 1, 0),
SND_SOC_DAPM_DAC("Left DAC", NULL, ADAU17X1_DAC_CONTROL0, 0, 0),
SND_SOC_DAPM_DAC("Right DAC", NULL, ADAU17X1_DAC_CONTROL0, 1, 0),
diff --git a/sound/soc/codecs/adau17x1.h b/sound/soc/codecs/adau17x1.h
index e13583e6ff56..6b46461cdc03 100644
--- a/sound/soc/codecs/adau17x1.h
+++ b/sound/soc/codecs/adau17x1.h
@@ -123,5 +123,7 @@ bool adau17x1_has_dsp(struct adau *adau);

#define ADAU17X1_CONVERTER0_CONVSR_MASK 0x7

+#define ADAU17X1_CONVERTER0_ADOSR BIT(3)
+

#endif
diff --git a/tools/perf/scripts/perl/Perf-Trace-Util/Build b/tools/perf/scripts/perl/Perf-Trace-Util/Build
index 928e110179cb..34faecf774ae 100644
--- a/tools/perf/scripts/perl/Perf-Trace-Util/Build
+++ b/tools/perf/scripts/perl/Perf-Trace-Util/Build
@@ -1,3 +1,5 @@
libperf-y += Context.o

-CFLAGS_Context.o += $(PERL_EMBED_CCOPTS) -Wno-redundant-decls -Wno-strict-prototypes -Wno-unused-parameter -Wno-nested-externs -Wno-undef -Wno-switch-default
+CFLAGS_Context.o += $(PERL_EMBED_CCOPTS) -Wno-redundant-decls -Wno-strict-prototypes
+CFLAGS_Context.o += -Wno-unused-parameter -Wno-nested-externs -Wno-undef
+CFLAGS_Context.o += -Wno-switch-default -Wno-shadow
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index 38304b7e4f81..e81dfb2e239c 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -291,10 +291,11 @@ __add_event(struct list_head *list, int *idx,

event_attr_init(attr);

- evsel = perf_evsel__new_idx(attr, (*idx)++);
+ evsel = perf_evsel__new_idx(attr, *idx);
if (!evsel)
return NULL;

+ (*idx)++;
evsel->cpus = cpu_map__get(cpus);
evsel->own_cpus = cpu_map__get(cpus);