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Message-ID: <2023060913-swarm-baked-4643@gregkh>
Date: Fri, 9 Jun 2023 11:05:13 +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 4.19.285
diff --git a/Makefile b/Makefile
index 8d8803054d78..9676c058e653 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 4
PATCHLEVEL = 19
-SUBLEVEL = 284
+SUBLEVEL = 285
EXTRAVERSION =
NAME = "People's Front"
@@ -730,6 +730,10 @@ endif
KBUILD_CFLAGS += $(call cc-disable-warning, unused-but-set-variable)
KBUILD_CFLAGS += $(call cc-disable-warning, unused-const-variable)
+
+# These result in bogus false positives
+KBUILD_CFLAGS += $(call cc-disable-warning, dangling-pointer)
+
ifdef CONFIG_FRAME_POINTER
KBUILD_CFLAGS += -fno-omit-frame-pointer -fno-optimize-sibling-calls
else
diff --git a/arch/arm/boot/dts/stm32f7-pinctrl.dtsi b/arch/arm/boot/dts/stm32f7-pinctrl.dtsi
index 9314128df185..639a6b65749f 100644
--- a/arch/arm/boot/dts/stm32f7-pinctrl.dtsi
+++ b/arch/arm/boot/dts/stm32f7-pinctrl.dtsi
@@ -284,6 +284,88 @@
slew-rate = <2>;
};
};
+
+ can1_pins_a: can1-0 {
+ pins1 {
+ pinmux = <STM32_PINMUX('A', 12, AF9)>; /* CAN1_TX */
+ };
+ pins2 {
+ pinmux = <STM32_PINMUX('A', 11, AF9)>; /* CAN1_RX */
+ bias-pull-up;
+ };
+ };
+
+ can1_pins_b: can1-1 {
+ pins1 {
+ pinmux = <STM32_PINMUX('B', 9, AF9)>; /* CAN1_TX */
+ };
+ pins2 {
+ pinmux = <STM32_PINMUX('B', 8, AF9)>; /* CAN1_RX */
+ bias-pull-up;
+ };
+ };
+
+ can1_pins_c: can1-2 {
+ pins1 {
+ pinmux = <STM32_PINMUX('D', 1, AF9)>; /* CAN1_TX */
+ };
+ pins2 {
+ pinmux = <STM32_PINMUX('D', 0, AF9)>; /* CAN1_RX */
+ bias-pull-up;
+
+ };
+ };
+
+ can1_pins_d: can1-3 {
+ pins1 {
+ pinmux = <STM32_PINMUX('H', 13, AF9)>; /* CAN1_TX */
+ };
+ pins2 {
+ pinmux = <STM32_PINMUX('H', 14, AF9)>; /* CAN1_RX */
+ bias-pull-up;
+
+ };
+ };
+
+ can2_pins_a: can2-0 {
+ pins1 {
+ pinmux = <STM32_PINMUX('B', 6, AF9)>; /* CAN2_TX */
+ };
+ pins2 {
+ pinmux = <STM32_PINMUX('B', 5, AF9)>; /* CAN2_RX */
+ bias-pull-up;
+ };
+ };
+
+ can2_pins_b: can2-1 {
+ pins1 {
+ pinmux = <STM32_PINMUX('B', 13, AF9)>; /* CAN2_TX */
+ };
+ pins2 {
+ pinmux = <STM32_PINMUX('B', 12, AF9)>; /* CAN2_RX */
+ bias-pull-up;
+ };
+ };
+
+ can3_pins_a: can3-0 {
+ pins1 {
+ pinmux = <STM32_PINMUX('A', 15, AF11)>; /* CAN3_TX */
+ };
+ pins2 {
+ pinmux = <STM32_PINMUX('A', 8, AF11)>; /* CAN3_RX */
+ bias-pull-up;
+ };
+ };
+
+ can3_pins_b: can3-1 {
+ pins1 {
+ pinmux = <STM32_PINMUX('B', 4, AF11)>; /* CAN3_TX */
+ };
+ pins2 {
+ pinmux = <STM32_PINMUX('B', 3, AF11)>; /* CAN3_RX */
+ bias-pull-up;
+ };
+ };
};
};
};
diff --git a/arch/arm/kernel/unwind.c b/arch/arm/kernel/unwind.c
index 314cfb232a63..f2bb090373c6 100644
--- a/arch/arm/kernel/unwind.c
+++ b/arch/arm/kernel/unwind.c
@@ -313,6 +313,29 @@ static int unwind_exec_pop_subset_r0_to_r3(struct unwind_ctrl_block *ctrl,
return URC_OK;
}
+static unsigned long unwind_decode_uleb128(struct unwind_ctrl_block *ctrl)
+{
+ unsigned long bytes = 0;
+ unsigned long insn;
+ unsigned long result = 0;
+
+ /*
+ * unwind_get_byte() will advance `ctrl` one instruction at a time, so
+ * loop until we get an instruction byte where bit 7 is not set.
+ *
+ * Note: This decodes a maximum of 4 bytes to output 28 bits data where
+ * max is 0xfffffff: that will cover a vsp increment of 1073742336, hence
+ * it is sufficient for unwinding the stack.
+ */
+ do {
+ insn = unwind_get_byte(ctrl);
+ result |= (insn & 0x7f) << (bytes * 7);
+ bytes++;
+ } while (!!(insn & 0x80) && (bytes != sizeof(result)));
+
+ return result;
+}
+
/*
* Execute the current unwind instruction.
*/
@@ -366,7 +389,7 @@ static int unwind_exec_insn(struct unwind_ctrl_block *ctrl)
if (ret)
goto error;
} else if (insn == 0xb2) {
- unsigned long uleb128 = unwind_get_byte(ctrl);
+ unsigned long uleb128 = unwind_decode_uleb128(ctrl);
ctrl->vrs[SP] += 0x204 + (uleb128 << 2);
} else {
diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c
index 0d2be8eb87ec..c9faa5570d24 100644
--- a/arch/arm64/mm/fault.c
+++ b/arch/arm64/mm/fault.c
@@ -376,8 +376,8 @@ static void do_bad_area(unsigned long addr, unsigned int esr, struct pt_regs *re
}
}
-#define VM_FAULT_BADMAP 0x010000
-#define VM_FAULT_BADACCESS 0x020000
+#define VM_FAULT_BADMAP ((__force vm_fault_t)0x010000)
+#define VM_FAULT_BADACCESS ((__force vm_fault_t)0x020000)
static vm_fault_t __do_page_fault(struct mm_struct *mm, unsigned long addr,
unsigned int mm_flags, unsigned long vm_flags,
diff --git a/arch/x86/boot/boot.h b/arch/x86/boot/boot.h
index ef5a9cc66fb8..a4c5fb92b1cb 100644
--- a/arch/x86/boot/boot.h
+++ b/arch/x86/boot/boot.h
@@ -114,66 +114,78 @@ typedef unsigned int addr_t;
static inline u8 rdfs8(addr_t addr)
{
+ u8 *ptr = (u8 *)absolute_pointer(addr);
u8 v;
- asm volatile("movb %%fs:%1,%0" : "=q" (v) : "m" (*(u8 *)addr));
+ asm volatile("movb %%fs:%1,%0" : "=q" (v) : "m" (*ptr));
return v;
}
static inline u16 rdfs16(addr_t addr)
{
+ u16 *ptr = (u16 *)absolute_pointer(addr);
u16 v;
- asm volatile("movw %%fs:%1,%0" : "=r" (v) : "m" (*(u16 *)addr));
+ asm volatile("movw %%fs:%1,%0" : "=r" (v) : "m" (*ptr));
return v;
}
static inline u32 rdfs32(addr_t addr)
{
+ u32 *ptr = (u32 *)absolute_pointer(addr);
u32 v;
- asm volatile("movl %%fs:%1,%0" : "=r" (v) : "m" (*(u32 *)addr));
+ asm volatile("movl %%fs:%1,%0" : "=r" (v) : "m" (*ptr));
return v;
}
static inline void wrfs8(u8 v, addr_t addr)
{
- asm volatile("movb %1,%%fs:%0" : "+m" (*(u8 *)addr) : "qi" (v));
+ u8 *ptr = (u8 *)absolute_pointer(addr);
+ asm volatile("movb %1,%%fs:%0" : "+m" (*ptr) : "qi" (v));
}
static inline void wrfs16(u16 v, addr_t addr)
{
- asm volatile("movw %1,%%fs:%0" : "+m" (*(u16 *)addr) : "ri" (v));
+ u16 *ptr = (u16 *)absolute_pointer(addr);
+ asm volatile("movw %1,%%fs:%0" : "+m" (*ptr) : "ri" (v));
}
static inline void wrfs32(u32 v, addr_t addr)
{
- asm volatile("movl %1,%%fs:%0" : "+m" (*(u32 *)addr) : "ri" (v));
+ u32 *ptr = (u32 *)absolute_pointer(addr);
+ asm volatile("movl %1,%%fs:%0" : "+m" (*ptr) : "ri" (v));
}
static inline u8 rdgs8(addr_t addr)
{
+ u8 *ptr = (u8 *)absolute_pointer(addr);
u8 v;
- asm volatile("movb %%gs:%1,%0" : "=q" (v) : "m" (*(u8 *)addr));
+ asm volatile("movb %%gs:%1,%0" : "=q" (v) : "m" (*ptr));
return v;
}
static inline u16 rdgs16(addr_t addr)
{
+ u16 *ptr = (u16 *)absolute_pointer(addr);
u16 v;
- asm volatile("movw %%gs:%1,%0" : "=r" (v) : "m" (*(u16 *)addr));
+ asm volatile("movw %%gs:%1,%0" : "=r" (v) : "m" (*ptr));
return v;
}
static inline u32 rdgs32(addr_t addr)
{
+ u32 *ptr = (u32 *)absolute_pointer(addr);
u32 v;
- asm volatile("movl %%gs:%1,%0" : "=r" (v) : "m" (*(u32 *)addr));
+ asm volatile("movl %%gs:%1,%0" : "=r" (v) : "m" (*ptr));
return v;
}
static inline void wrgs8(u8 v, addr_t addr)
{
- asm volatile("movb %1,%%gs:%0" : "+m" (*(u8 *)addr) : "qi" (v));
+ u8 *ptr = (u8 *)absolute_pointer(addr);
+ asm volatile("movb %1,%%gs:%0" : "+m" (*ptr) : "qi" (v));
}
static inline void wrgs16(u16 v, addr_t addr)
{
- asm volatile("movw %1,%%gs:%0" : "+m" (*(u16 *)addr) : "ri" (v));
+ u16 *ptr = (u16 *)absolute_pointer(addr);
+ asm volatile("movw %1,%%gs:%0" : "+m" (*ptr) : "ri" (v));
}
static inline void wrgs32(u32 v, addr_t addr)
{
- asm volatile("movl %1,%%gs:%0" : "+m" (*(u32 *)addr) : "ri" (v));
+ u32 *ptr = (u32 *)absolute_pointer(addr);
+ asm volatile("movl %1,%%gs:%0" : "+m" (*ptr) : "ri" (v));
}
/* Note: these only return true/false, not a signed return value! */
diff --git a/arch/x86/boot/main.c b/arch/x86/boot/main.c
index 9bcea386db65..98b4ff1c51f3 100644
--- a/arch/x86/boot/main.c
+++ b/arch/x86/boot/main.c
@@ -34,7 +34,7 @@ static void copy_boot_params(void)
u16 cl_offset;
};
const struct old_cmdline * const oldcmd =
- (const struct old_cmdline *)OLD_CL_ADDRESS;
+ absolute_pointer(OLD_CL_ADDRESS);
BUILD_BUG_ON(sizeof boot_params != 4096);
memcpy(&boot_params.hdr, &hdr, sizeof hdr);
diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c
index 3bdab6eb33bf..cceb5ca357de 100644
--- a/drivers/acpi/thermal.c
+++ b/drivers/acpi/thermal.c
@@ -1172,8 +1172,6 @@ static int acpi_thermal_resume(struct device *dev)
return -EINVAL;
for (i = 0; i < ACPI_THERMAL_MAX_ACTIVE; i++) {
- if (!(&tz->trips.active[i]))
- break;
if (!tz->trips.active[i].flags.valid)
break;
tz->trips.active[i].flags.enabled = 1;
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index 0950d6fda89c..957f6b28bcea 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -3053,18 +3053,36 @@ static unsigned int atapi_xlat(struct ata_queued_cmd *qc)
return 0;
}
-static struct ata_device *ata_find_dev(struct ata_port *ap, int devno)
+static struct ata_device *ata_find_dev(struct ata_port *ap, unsigned int devno)
{
- if (!sata_pmp_attached(ap)) {
- if (likely(devno >= 0 &&
- devno < ata_link_max_devices(&ap->link)))
+ /*
+ * For the non-PMP case, ata_link_max_devices() returns 1 (SATA case),
+ * or 2 (IDE master + slave case). However, the former case includes
+ * libsas hosted devices which are numbered per scsi host, leading
+ * to devno potentially being larger than 0 but with each struct
+ * ata_device having its own struct ata_port and struct ata_link.
+ * To accommodate these, ignore devno and always use device number 0.
+ */
+ if (likely(!sata_pmp_attached(ap))) {
+ int link_max_devices = ata_link_max_devices(&ap->link);
+
+ if (link_max_devices == 1)
+ return &ap->link.device[0];
+
+ if (devno < link_max_devices)
return &ap->link.device[devno];
- } else {
- if (likely(devno >= 0 &&
- devno < ap->nr_pmp_links))
- return &ap->pmp_link[devno].device[0];
+
+ return NULL;
}
+ /*
+ * For PMP-attached devices, the device number corresponds to C
+ * (channel) of SCSI [H:C:I:L], indicating the port pmp link
+ * for the device.
+ */
+ if (devno < ap->nr_pmp_links)
+ return &ap->pmp_link[devno].device[0];
+
return NULL;
}
diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c
index 330ab9c85d1b..540c879abe52 100644
--- a/drivers/base/regmap/regmap.c
+++ b/drivers/base/regmap/regmap.c
@@ -1825,6 +1825,8 @@ int _regmap_raw_write(struct regmap *map, unsigned int reg,
size_t val_count = val_len / val_bytes;
size_t chunk_count, chunk_bytes;
size_t chunk_regs = val_count;
+ size_t max_data = map->max_raw_write - map->format.reg_bytes -
+ map->format.pad_bytes;
int ret, i;
if (!val_count)
@@ -1832,8 +1834,8 @@ int _regmap_raw_write(struct regmap *map, unsigned int reg,
if (map->use_single_write)
chunk_regs = 1;
- else if (map->max_raw_write && val_len > map->max_raw_write)
- chunk_regs = map->max_raw_write / val_bytes;
+ else if (map->max_raw_write && val_len > max_data)
+ chunk_regs = max_data / val_bytes;
chunk_count = val_count / chunk_regs;
chunk_bytes = chunk_regs * val_bytes;
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index cc66983e8b6a..28024248a7b5 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -1547,7 +1547,7 @@ static int nbd_dev_dbg_init(struct nbd_device *nbd)
return -EIO;
dir = debugfs_create_dir(nbd_name(nbd), nbd_dbg_dir);
- if (!dir) {
+ if (IS_ERR(dir)) {
dev_err(nbd_to_dev(nbd), "Failed to create debugfs dir for '%s'\n",
nbd_name(nbd));
return -EIO;
@@ -1573,7 +1573,7 @@ static int nbd_dbg_init(void)
struct dentry *dbg_dir;
dbg_dir = debugfs_create_dir("nbd", NULL);
- if (!dbg_dir)
+ if (IS_ERR(dbg_dir))
return -EIO;
nbd_dbg_dir = dbg_dir;
diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c
index 9cb1c4228205..5afdb9e31c88 100644
--- a/drivers/dma/pl330.c
+++ b/drivers/dma/pl330.c
@@ -1042,7 +1042,7 @@ static bool _trigger(struct pl330_thread *thrd)
return true;
}
-static bool _start(struct pl330_thread *thrd)
+static bool pl330_start_thread(struct pl330_thread *thrd)
{
switch (_state(thrd)) {
case PL330_STATE_FAULT_COMPLETING:
@@ -1690,7 +1690,7 @@ static int pl330_update(struct pl330_dmac *pl330)
thrd->req_running = -1;
/* Get going again ASAP */
- _start(thrd);
+ pl330_start_thread(thrd);
/* For now, just make a list of callbacks to be done */
list_add_tail(&descdone->rqd, &pl330->req_done);
@@ -2076,7 +2076,7 @@ static void pl330_tasklet(unsigned long data)
} else {
/* Make sure the PL330 Channel thread is active */
spin_lock(&pch->thread->dmac->lock);
- _start(pch->thread);
+ pl330_start_thread(pch->thread);
spin_unlock(&pch->thread->dmac->lock);
}
@@ -2094,7 +2094,7 @@ static void pl330_tasklet(unsigned long data)
if (power_down) {
pch->active = true;
spin_lock(&pch->thread->dmac->lock);
- _start(pch->thread);
+ pl330_start_thread(pch->thread);
spin_unlock(&pch->thread->dmac->lock);
power_down = false;
}
diff --git a/drivers/hid/hid-google-hammer.c b/drivers/hid/hid-google-hammer.c
index 51a827470157..b36bcc26bbfe 100644
--- a/drivers/hid/hid-google-hammer.c
+++ b/drivers/hid/hid-google-hammer.c
@@ -124,6 +124,8 @@ static const struct hid_device_id hammer_devices[] = {
USB_VENDOR_ID_GOOGLE, USB_DEVICE_ID_GOOGLE_EEL) },
{ HID_DEVICE(BUS_USB, HID_GROUP_GENERIC,
USB_VENDOR_ID_GOOGLE, USB_DEVICE_ID_GOOGLE_HAMMER) },
+ { HID_DEVICE(BUS_USB, HID_GROUP_GENERIC,
+ USB_VENDOR_ID_GOOGLE, USB_DEVICE_ID_GOOGLE_JEWEL) },
{ HID_DEVICE(BUS_USB, HID_GROUP_GENERIC,
USB_VENDOR_ID_GOOGLE, USB_DEVICE_ID_GOOGLE_MAGNEMITE) },
{ HID_DEVICE(BUS_USB, HID_GROUP_GENERIC,
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 2c9597c8ac92..c0ba8d6f4978 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -480,6 +480,7 @@
#define USB_DEVICE_ID_GOOGLE_MOONBALL 0x5044
#define USB_DEVICE_ID_GOOGLE_DON 0x5050
#define USB_DEVICE_ID_GOOGLE_EEL 0x5057
+#define USB_DEVICE_ID_GOOGLE_JEWEL 0x5061
#define USB_VENDOR_ID_GOTOP 0x08f2
#define USB_DEVICE_ID_SUPER_Q2 0x007f
diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c
index c3ebc0cb69b8..8f2de5cb2b6e 100644
--- a/drivers/hid/wacom_wac.c
+++ b/drivers/hid/wacom_wac.c
@@ -781,7 +781,7 @@ static int wacom_intuos_inout(struct wacom_wac *wacom)
/* Enter report */
if ((data[1] & 0xfc) == 0xc0) {
/* serial number of the tool */
- wacom->serial[idx] = ((data[3] & 0x0f) << 28) +
+ wacom->serial[idx] = ((__u64)(data[3] & 0x0f) << 28) +
(data[4] << 20) + (data[5] << 12) +
(data[6] << 4) + (data[7] >> 4);
diff --git a/drivers/hwmon/scmi-hwmon.c b/drivers/hwmon/scmi-hwmon.c
index 91bfecdb3f5b..84880c0ff7ab 100644
--- a/drivers/hwmon/scmi-hwmon.c
+++ b/drivers/hwmon/scmi-hwmon.c
@@ -56,7 +56,7 @@ scmi_hwmon_is_visible(const void *drvdata, enum hwmon_sensor_types type,
const struct scmi_sensors *scmi_sensors = drvdata;
sensor = *(scmi_sensors->info[type] + channel);
- if (sensor && sensor->name)
+ if (sensor)
return S_IRUGO;
return 0;
diff --git a/drivers/iio/adc/mxs-lradc-adc.c b/drivers/iio/adc/mxs-lradc-adc.c
index fc8b70d8d64c..10df0b26913a 100644
--- a/drivers/iio/adc/mxs-lradc-adc.c
+++ b/drivers/iio/adc/mxs-lradc-adc.c
@@ -767,13 +767,13 @@ static int mxs_lradc_adc_probe(struct platform_device *pdev)
ret = mxs_lradc_adc_trigger_init(iio);
if (ret)
- goto err_trig;
+ return ret;
ret = iio_triggered_buffer_setup(iio, &iio_pollfunc_store_time,
&mxs_lradc_adc_trigger_handler,
&mxs_lradc_adc_buffer_ops);
if (ret)
- return ret;
+ goto err_trig;
adc->vref_mv = mxs_lradc_adc_vref_mv[lradc->soc];
@@ -811,9 +811,9 @@ static int mxs_lradc_adc_probe(struct platform_device *pdev)
err_dev:
mxs_lradc_adc_hw_stop(adc);
- mxs_lradc_adc_trigger_remove(iio);
-err_trig:
iio_triggered_buffer_cleanup(iio);
+err_trig:
+ mxs_lradc_adc_trigger_remove(iio);
return ret;
}
@@ -824,8 +824,8 @@ static int mxs_lradc_adc_remove(struct platform_device *pdev)
iio_device_unregister(iio);
mxs_lradc_adc_hw_stop(adc);
- mxs_lradc_adc_trigger_remove(iio);
iio_triggered_buffer_cleanup(iio);
+ mxs_lradc_adc_trigger_remove(iio);
return 0;
}
diff --git a/drivers/iio/dac/Makefile b/drivers/iio/dac/Makefile
index a1b37cf99441..e859f2d97456 100644
--- a/drivers/iio/dac/Makefile
+++ b/drivers/iio/dac/Makefile
@@ -16,7 +16,7 @@ obj-$(CONFIG_AD5592R_BASE) += ad5592r-base.o
obj-$(CONFIG_AD5592R) += ad5592r.o
obj-$(CONFIG_AD5593R) += ad5593r.o
obj-$(CONFIG_AD5755) += ad5755.o
-obj-$(CONFIG_AD5755) += ad5758.o
+obj-$(CONFIG_AD5758) += ad5758.o
obj-$(CONFIG_AD5761) += ad5761.o
obj-$(CONFIG_AD5764) += ad5764.o
obj-$(CONFIG_AD5791) += ad5791.o
diff --git a/drivers/iio/dac/mcp4725.c b/drivers/iio/dac/mcp4725.c
index 30dc2775cbfb..f6e2e4676385 100644
--- a/drivers/iio/dac/mcp4725.c
+++ b/drivers/iio/dac/mcp4725.c
@@ -50,12 +50,18 @@ static int mcp4725_suspend(struct device *dev)
struct mcp4725_data *data = iio_priv(i2c_get_clientdata(
to_i2c_client(dev)));
u8 outbuf[2];
+ int ret;
outbuf[0] = (data->powerdown_mode + 1) << 4;
outbuf[1] = 0;
data->powerdown = true;
- return i2c_master_send(data->client, outbuf, 2);
+ ret = i2c_master_send(data->client, outbuf, 2);
+ if (ret < 0)
+ return ret;
+ else if (ret != 2)
+ return -EIO;
+ return 0;
}
static int mcp4725_resume(struct device *dev)
@@ -63,13 +69,19 @@ static int mcp4725_resume(struct device *dev)
struct mcp4725_data *data = iio_priv(i2c_get_clientdata(
to_i2c_client(dev)));
u8 outbuf[2];
+ int ret;
/* restore previous DAC value */
outbuf[0] = (data->dac_value >> 8) & 0xf;
outbuf[1] = data->dac_value & 0xff;
data->powerdown = false;
- return i2c_master_send(data->client, outbuf, 2);
+ ret = i2c_master_send(data->client, outbuf, 2);
+ if (ret < 0)
+ return ret;
+ else if (ret != 2)
+ return -EIO;
+ return 0;
}
#ifdef CONFIG_PM_SLEEP
diff --git a/drivers/mailbox/mailbox-test.c b/drivers/mailbox/mailbox-test.c
index 129b3656c453..39236030079e 100644
--- a/drivers/mailbox/mailbox-test.c
+++ b/drivers/mailbox/mailbox-test.c
@@ -16,6 +16,7 @@
#include <linux/kernel.h>
#include <linux/mailbox_client.h>
#include <linux/module.h>
+#include <linux/mutex.h>
#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/poll.h>
@@ -43,6 +44,7 @@ struct mbox_test_device {
char *signal;
char *message;
spinlock_t lock;
+ struct mutex mutex;
wait_queue_head_t waitq;
struct fasync_struct *async_queue;
};
@@ -99,6 +101,7 @@ static ssize_t mbox_test_message_write(struct file *filp,
size_t count, loff_t *ppos)
{
struct mbox_test_device *tdev = filp->private_data;
+ char *message;
void *data;
int ret;
@@ -114,10 +117,13 @@ static ssize_t mbox_test_message_write(struct file *filp,
return -EINVAL;
}
- tdev->message = kzalloc(MBOX_MAX_MSG_LEN, GFP_KERNEL);
- if (!tdev->message)
+ message = kzalloc(MBOX_MAX_MSG_LEN, GFP_KERNEL);
+ if (!message)
return -ENOMEM;
+ mutex_lock(&tdev->mutex);
+
+ tdev->message = message;
ret = copy_from_user(tdev->message, userbuf, count);
if (ret) {
ret = -EFAULT;
@@ -148,6 +154,8 @@ static ssize_t mbox_test_message_write(struct file *filp,
kfree(tdev->message);
tdev->signal = NULL;
+ mutex_unlock(&tdev->mutex);
+
return ret < 0 ? ret : count;
}
@@ -396,6 +404,7 @@ static int mbox_test_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, tdev);
spin_lock_init(&tdev->lock);
+ mutex_init(&tdev->mutex);
if (tdev->rx_channel) {
tdev->rx_buffer = devm_kzalloc(&pdev->dev,
diff --git a/drivers/media/dvb-core/dvb_ca_en50221.c b/drivers/media/dvb-core/dvb_ca_en50221.c
index 36afcea709a7..3647196c2f51 100644
--- a/drivers/media/dvb-core/dvb_ca_en50221.c
+++ b/drivers/media/dvb-core/dvb_ca_en50221.c
@@ -162,6 +162,12 @@ struct dvb_ca_private {
/* mutex serializing ioctls */
struct mutex ioctl_mutex;
+
+ /* A mutex used when a device is disconnected */
+ struct mutex remove_mutex;
+
+ /* Whether the device is disconnected */
+ int exit;
};
static void dvb_ca_private_free(struct dvb_ca_private *ca)
@@ -198,7 +204,7 @@ static void dvb_ca_en50221_thread_wakeup(struct dvb_ca_private *ca);
static int dvb_ca_en50221_read_data(struct dvb_ca_private *ca, int slot,
u8 *ebuf, int ecount);
static int dvb_ca_en50221_write_data(struct dvb_ca_private *ca, int slot,
- u8 *ebuf, int ecount);
+ u8 *ebuf, int ecount, int size_write_flag);
/**
* Safely find needle in haystack.
@@ -381,7 +387,7 @@ static int dvb_ca_en50221_link_init(struct dvb_ca_private *ca, int slot)
ret = dvb_ca_en50221_wait_if_status(ca, slot, STATUSREG_FR, HZ / 10);
if (ret)
return ret;
- ret = dvb_ca_en50221_write_data(ca, slot, buf, 2);
+ ret = dvb_ca_en50221_write_data(ca, slot, buf, 2, CMDREG_SW);
if (ret != 2)
return -EIO;
ret = ca->pub->write_cam_control(ca->pub, slot, CTRLIF_COMMAND, IRQEN);
@@ -789,11 +795,13 @@ static int dvb_ca_en50221_read_data(struct dvb_ca_private *ca, int slot,
* @buf: The data in this buffer is treated as a complete link-level packet to
* be written.
* @bytes_write: Size of ebuf.
+ * @size_write_flag: A flag on Command Register which says whether the link size
+ * information will be writen or not.
*
* return: Number of bytes written, or < 0 on error.
*/
static int dvb_ca_en50221_write_data(struct dvb_ca_private *ca, int slot,
- u8 *buf, int bytes_write)
+ u8 *buf, int bytes_write, int size_write_flag)
{
struct dvb_ca_slot *sl = &ca->slot_info[slot];
int status;
@@ -828,7 +836,7 @@ static int dvb_ca_en50221_write_data(struct dvb_ca_private *ca, int slot,
/* OK, set HC bit */
status = ca->pub->write_cam_control(ca->pub, slot, CTRLIF_COMMAND,
- IRQEN | CMDREG_HC);
+ IRQEN | CMDREG_HC | size_write_flag);
if (status)
goto exit;
@@ -1516,7 +1524,7 @@ static ssize_t dvb_ca_en50221_io_write(struct file *file,
mutex_lock(&sl->slot_lock);
status = dvb_ca_en50221_write_data(ca, slot, fragbuf,
- fraglen + 2);
+ fraglen + 2, 0);
mutex_unlock(&sl->slot_lock);
if (status == (fraglen + 2)) {
written = 1;
@@ -1717,12 +1725,22 @@ static int dvb_ca_en50221_io_open(struct inode *inode, struct file *file)
dprintk("%s\n", __func__);
- if (!try_module_get(ca->pub->owner))
+ mutex_lock(&ca->remove_mutex);
+
+ if (ca->exit) {
+ mutex_unlock(&ca->remove_mutex);
+ return -ENODEV;
+ }
+
+ if (!try_module_get(ca->pub->owner)) {
+ mutex_unlock(&ca->remove_mutex);
return -EIO;
+ }
err = dvb_generic_open(inode, file);
if (err < 0) {
module_put(ca->pub->owner);
+ mutex_unlock(&ca->remove_mutex);
return err;
}
@@ -1747,6 +1765,7 @@ static int dvb_ca_en50221_io_open(struct inode *inode, struct file *file)
dvb_ca_private_get(ca);
+ mutex_unlock(&ca->remove_mutex);
return 0;
}
@@ -1766,6 +1785,8 @@ static int dvb_ca_en50221_io_release(struct inode *inode, struct file *file)
dprintk("%s\n", __func__);
+ mutex_lock(&ca->remove_mutex);
+
/* mark the CA device as closed */
ca->open = 0;
dvb_ca_en50221_thread_update_delay(ca);
@@ -1776,6 +1797,13 @@ static int dvb_ca_en50221_io_release(struct inode *inode, struct file *file)
dvb_ca_private_put(ca);
+ if (dvbdev->users == 1 && ca->exit == 1) {
+ mutex_unlock(&ca->remove_mutex);
+ wake_up(&dvbdev->wait_queue);
+ } else {
+ mutex_unlock(&ca->remove_mutex);
+ }
+
return err;
}
@@ -1900,6 +1928,7 @@ int dvb_ca_en50221_init(struct dvb_adapter *dvb_adapter,
}
mutex_init(&ca->ioctl_mutex);
+ mutex_init(&ca->remove_mutex);
if (signal_pending(current)) {
ret = -EINTR;
@@ -1942,6 +1971,14 @@ void dvb_ca_en50221_release(struct dvb_ca_en50221 *pubca)
dprintk("%s\n", __func__);
+ mutex_lock(&ca->remove_mutex);
+ ca->exit = 1;
+ mutex_unlock(&ca->remove_mutex);
+
+ if (ca->dvbdev->users < 1)
+ wait_event(ca->dvbdev->wait_queue,
+ ca->dvbdev->users == 1);
+
/* shutdown the thread if there was one */
kthread_stop(ca->thread);
diff --git a/drivers/media/dvb-core/dvb_demux.c b/drivers/media/dvb-core/dvb_demux.c
index 39a2c6ccf31d..9904a170faef 100644
--- a/drivers/media/dvb-core/dvb_demux.c
+++ b/drivers/media/dvb-core/dvb_demux.c
@@ -125,12 +125,12 @@ static inline int dvb_dmx_swfilter_payload(struct dvb_demux_feed *feed,
cc = buf[3] & 0x0f;
ccok = ((feed->cc + 1) & 0x0f) == cc;
- feed->cc = cc;
if (!ccok) {
set_buf_flags(feed, DMX_BUFFER_FLAG_DISCONTINUITY_DETECTED);
dprintk_sect_loss("missed packet: %d instead of %d!\n",
cc, (feed->cc + 1) & 0x0f);
}
+ feed->cc = cc;
if (buf[1] & 0x40) // PUSI ?
feed->peslen = 0xfffa;
@@ -310,7 +310,6 @@ static int dvb_dmx_swfilter_section_packet(struct dvb_demux_feed *feed,
cc = buf[3] & 0x0f;
ccok = ((feed->cc + 1) & 0x0f) == cc;
- feed->cc = cc;
if (buf[3] & 0x20) {
/* adaption field present, check for discontinuity_indicator */
@@ -346,6 +345,7 @@ static int dvb_dmx_swfilter_section_packet(struct dvb_demux_feed *feed,
feed->pusi_seen = false;
dvb_dmx_swfilter_section_new(feed);
}
+ feed->cc = cc;
if (buf[1] & 0x40) {
/* PUSI=1 (is set), section boundary is here */
diff --git a/drivers/media/dvb-core/dvb_frontend.c b/drivers/media/dvb-core/dvb_frontend.c
index e0650bc2df61..90acf52cc253 100644
--- a/drivers/media/dvb-core/dvb_frontend.c
+++ b/drivers/media/dvb-core/dvb_frontend.c
@@ -304,14 +304,22 @@ static int dvb_frontend_get_event(struct dvb_frontend *fe,
}
if (events->eventw == events->eventr) {
- int ret;
+ struct wait_queue_entry wait;
+ int ret = 0;
if (flags & O_NONBLOCK)
return -EWOULDBLOCK;
- ret = wait_event_interruptible(events->wait_queue,
- dvb_frontend_test_event(fepriv, events));
-
+ init_waitqueue_entry(&wait, current);
+ add_wait_queue(&events->wait_queue, &wait);
+ while (!dvb_frontend_test_event(fepriv, events)) {
+ wait_woken(&wait, TASK_INTERRUPTIBLE, 0);
+ if (signal_pending(current)) {
+ ret = -ERESTARTSYS;
+ break;
+ }
+ }
+ remove_wait_queue(&events->wait_queue, &wait);
if (ret < 0)
return ret;
}
diff --git a/drivers/media/dvb-core/dvb_net.c b/drivers/media/dvb-core/dvb_net.c
index 3f154755bbc6..6c44526bb7ef 100644
--- a/drivers/media/dvb-core/dvb_net.c
+++ b/drivers/media/dvb-core/dvb_net.c
@@ -1575,15 +1575,43 @@ static long dvb_net_ioctl(struct file *file,
return dvb_usercopy(file, cmd, arg, dvb_net_do_ioctl);
}
+static int locked_dvb_net_open(struct inode *inode, struct file *file)
+{
+ struct dvb_device *dvbdev = file->private_data;
+ struct dvb_net *dvbnet = dvbdev->priv;
+ int ret;
+
+ if (mutex_lock_interruptible(&dvbnet->remove_mutex))
+ return -ERESTARTSYS;
+
+ if (dvbnet->exit) {
+ mutex_unlock(&dvbnet->remove_mutex);
+ return -ENODEV;
+ }
+
+ ret = dvb_generic_open(inode, file);
+
+ mutex_unlock(&dvbnet->remove_mutex);
+
+ return ret;
+}
+
static int dvb_net_close(struct inode *inode, struct file *file)
{
struct dvb_device *dvbdev = file->private_data;
struct dvb_net *dvbnet = dvbdev->priv;
+ mutex_lock(&dvbnet->remove_mutex);
+
dvb_generic_release(inode, file);
- if(dvbdev->users == 1 && dvbnet->exit == 1)
+ if (dvbdev->users == 1 && dvbnet->exit == 1) {
+ mutex_unlock(&dvbnet->remove_mutex);
wake_up(&dvbdev->wait_queue);
+ } else {
+ mutex_unlock(&dvbnet->remove_mutex);
+ }
+
return 0;
}
@@ -1591,7 +1619,7 @@ static int dvb_net_close(struct inode *inode, struct file *file)
static const struct file_operations dvb_net_fops = {
.owner = THIS_MODULE,
.unlocked_ioctl = dvb_net_ioctl,
- .open = dvb_generic_open,
+ .open = locked_dvb_net_open,
.release = dvb_net_close,
.llseek = noop_llseek,
};
@@ -1610,10 +1638,13 @@ void dvb_net_release (struct dvb_net *dvbnet)
{
int i;
+ mutex_lock(&dvbnet->remove_mutex);
dvbnet->exit = 1;
+ mutex_unlock(&dvbnet->remove_mutex);
+
if (dvbnet->dvbdev->users < 1)
wait_event(dvbnet->dvbdev->wait_queue,
- dvbnet->dvbdev->users==1);
+ dvbnet->dvbdev->users == 1);
dvb_unregister_device(dvbnet->dvbdev);
@@ -1632,6 +1663,7 @@ int dvb_net_init (struct dvb_adapter *adap, struct dvb_net *dvbnet,
int i;
mutex_init(&dvbnet->ioctl_mutex);
+ mutex_init(&dvbnet->remove_mutex);
dvbnet->demux = dmx;
for (i=0; i<DVB_NET_DEVICES_MAX; i++)
diff --git a/drivers/media/dvb-frontends/mn88443x.c b/drivers/media/dvb-frontends/mn88443x.c
index 53981ff9422e..2b6732d40b91 100644
--- a/drivers/media/dvb-frontends/mn88443x.c
+++ b/drivers/media/dvb-frontends/mn88443x.c
@@ -800,7 +800,7 @@ MODULE_DEVICE_TABLE(i2c, mn88443x_i2c_id);
static struct i2c_driver mn88443x_driver = {
.driver = {
.name = "mn88443x",
- .of_match_table = of_match_ptr(mn88443x_of_match),
+ .of_match_table = mn88443x_of_match,
},
.probe = mn88443x_probe,
.remove = mn88443x_remove,
diff --git a/drivers/media/pci/netup_unidvb/netup_unidvb_core.c b/drivers/media/pci/netup_unidvb/netup_unidvb_core.c
index 0ead74c40a7b..28381698f2e1 100644
--- a/drivers/media/pci/netup_unidvb/netup_unidvb_core.c
+++ b/drivers/media/pci/netup_unidvb/netup_unidvb_core.c
@@ -896,12 +896,7 @@ static int netup_unidvb_initdev(struct pci_dev *pci_dev,
ndev->lmmio0, (u32)pci_resource_len(pci_dev, 0),
ndev->lmmio1, (u32)pci_resource_len(pci_dev, 1),
pci_dev->irq);
- if (request_irq(pci_dev->irq, netup_unidvb_isr, IRQF_SHARED,
- "netup_unidvb", pci_dev) < 0) {
- dev_err(&pci_dev->dev,
- "%s(): can't get IRQ %d\n", __func__, pci_dev->irq);
- goto irq_request_err;
- }
+
ndev->dma_size = 2 * 188 *
NETUP_DMA_BLOCKS_COUNT * NETUP_DMA_PACKETS_COUNT;
ndev->dma_virt = dma_alloc_coherent(&pci_dev->dev,
@@ -942,6 +937,14 @@ static int netup_unidvb_initdev(struct pci_dev *pci_dev,
dev_err(&pci_dev->dev, "netup_unidvb: DMA setup failed\n");
goto dma_setup_err;
}
+
+ if (request_irq(pci_dev->irq, netup_unidvb_isr, IRQF_SHARED,
+ "netup_unidvb", pci_dev) < 0) {
+ dev_err(&pci_dev->dev,
+ "%s(): can't get IRQ %d\n", __func__, pci_dev->irq);
+ goto dma_setup_err;
+ }
+
dev_info(&pci_dev->dev,
"netup_unidvb: device has been initialized\n");
return 0;
@@ -960,8 +963,6 @@ static int netup_unidvb_initdev(struct pci_dev *pci_dev,
dma_free_coherent(&pci_dev->dev, ndev->dma_size,
ndev->dma_virt, ndev->dma_phys);
dma_alloc_err:
- free_irq(pci_dev->irq, pci_dev);
-irq_request_err:
iounmap(ndev->lmmio1);
pci_bar1_error:
iounmap(ndev->lmmio0);
diff --git a/drivers/media/platform/rcar-vin/rcar-dma.c b/drivers/media/platform/rcar-vin/rcar-dma.c
index 70a8cc433a03..cc28e2cb23f1 100644
--- a/drivers/media/platform/rcar-vin/rcar-dma.c
+++ b/drivers/media/platform/rcar-vin/rcar-dma.c
@@ -633,6 +633,7 @@ static int rvin_setup(struct rvin_dev *vin)
vnmc = VNMC_IM_FULL | VNMC_FOC;
break;
case V4L2_FIELD_NONE:
+ case V4L2_FIELD_ALTERNATE:
vnmc = VNMC_IM_ODD_EVEN;
progressive = true;
break;
diff --git a/drivers/media/usb/dvb-usb-v2/ce6230.c b/drivers/media/usb/dvb-usb-v2/ce6230.c
index e596031a708d..80a07aab3b4b 100644
--- a/drivers/media/usb/dvb-usb-v2/ce6230.c
+++ b/drivers/media/usb/dvb-usb-v2/ce6230.c
@@ -111,6 +111,10 @@ static int ce6230_i2c_master_xfer(struct i2c_adapter *adap,
if (num > i + 1 && (msg[i+1].flags & I2C_M_RD)) {
if (msg[i].addr ==
ce6230_zl10353_config.demod_address) {
+ if (msg[i].len < 1) {
+ i = -EOPNOTSUPP;
+ break;
+ }
req.cmd = DEMOD_READ;
req.value = msg[i].addr >> 1;
req.index = msg[i].buf[0];
@@ -127,6 +131,10 @@ static int ce6230_i2c_master_xfer(struct i2c_adapter *adap,
} else {
if (msg[i].addr ==
ce6230_zl10353_config.demod_address) {
+ if (msg[i].len < 1) {
+ i = -EOPNOTSUPP;
+ break;
+ }
req.cmd = DEMOD_WRITE;
req.value = msg[i].addr >> 1;
req.index = msg[i].buf[0];
diff --git a/drivers/media/usb/dvb-usb-v2/ec168.c b/drivers/media/usb/dvb-usb-v2/ec168.c
index 1db8aeef3655..19605958501e 100644
--- a/drivers/media/usb/dvb-usb-v2/ec168.c
+++ b/drivers/media/usb/dvb-usb-v2/ec168.c
@@ -125,6 +125,10 @@ static int ec168_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
while (i < num) {
if (num > i + 1 && (msg[i+1].flags & I2C_M_RD)) {
if (msg[i].addr == ec168_ec100_config.demod_address) {
+ if (msg[i].len < 1) {
+ i = -EOPNOTSUPP;
+ break;
+ }
req.cmd = READ_DEMOD;
req.value = 0;
req.index = 0xff00 + msg[i].buf[0]; /* reg */
@@ -141,6 +145,10 @@ static int ec168_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
}
} else {
if (msg[i].addr == ec168_ec100_config.demod_address) {
+ if (msg[i].len < 1) {
+ i = -EOPNOTSUPP;
+ break;
+ }
req.cmd = WRITE_DEMOD;
req.value = msg[i].buf[1]; /* val */
req.index = 0xff00 + msg[i].buf[0]; /* reg */
@@ -149,6 +157,10 @@ static int ec168_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
ret = ec168_ctrl_msg(d, &req);
i += 1;
} else {
+ if (msg[i].len < 1) {
+ i = -EOPNOTSUPP;
+ break;
+ }
req.cmd = WRITE_I2C;
req.value = msg[i].buf[0]; /* val */
req.index = 0x0100 + msg[i].addr; /* I2C addr */
diff --git a/drivers/media/usb/dvb-usb-v2/rtl28xxu.c b/drivers/media/usb/dvb-usb-v2/rtl28xxu.c
index 857ef9edbc12..195b1977b6a6 100644
--- a/drivers/media/usb/dvb-usb-v2/rtl28xxu.c
+++ b/drivers/media/usb/dvb-usb-v2/rtl28xxu.c
@@ -189,6 +189,10 @@ static int rtl28xxu_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
ret = -EOPNOTSUPP;
goto err_mutex_unlock;
} else if (msg[0].addr == 0x10) {
+ if (msg[0].len < 1 || msg[1].len < 1) {
+ ret = -EOPNOTSUPP;
+ goto err_mutex_unlock;
+ }
/* method 1 - integrated demod */
if (msg[0].buf[0] == 0x00) {
/* return demod page from driver cache */
@@ -202,6 +206,10 @@ static int rtl28xxu_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
ret = rtl28xxu_ctrl_msg(d, &req);
}
} else if (msg[0].len < 2) {
+ if (msg[0].len < 1) {
+ ret = -EOPNOTSUPP;
+ goto err_mutex_unlock;
+ }
/* method 2 - old I2C */
req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1);
req.index = CMD_I2C_RD;
@@ -230,8 +238,16 @@ static int rtl28xxu_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
ret = -EOPNOTSUPP;
goto err_mutex_unlock;
} else if (msg[0].addr == 0x10) {
+ if (msg[0].len < 1) {
+ ret = -EOPNOTSUPP;
+ goto err_mutex_unlock;
+ }
/* method 1 - integrated demod */
if (msg[0].buf[0] == 0x00) {
+ if (msg[0].len < 2) {
+ ret = -EOPNOTSUPP;
+ goto err_mutex_unlock;
+ }
/* save demod page for later demod access */
dev->page = msg[0].buf[1];
ret = 0;
@@ -244,6 +260,10 @@ static int rtl28xxu_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
ret = rtl28xxu_ctrl_msg(d, &req);
}
} else if ((msg[0].len < 23) && (!dev->new_i2c_write)) {
+ if (msg[0].len < 1) {
+ ret = -EOPNOTSUPP;
+ goto err_mutex_unlock;
+ }
/* method 2 - old I2C */
req.value = (msg[0].buf[0] << 8) | (msg[0].addr << 1);
req.index = CMD_I2C_WR;
diff --git a/drivers/media/usb/dvb-usb/az6027.c b/drivers/media/usb/dvb-usb/az6027.c
index 7d71ac7811eb..fdd57d84cfa4 100644
--- a/drivers/media/usb/dvb-usb/az6027.c
+++ b/drivers/media/usb/dvb-usb/az6027.c
@@ -991,6 +991,10 @@ static int az6027_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], int n
/* write/read request */
if (i + 1 < num && (msg[i + 1].flags & I2C_M_RD)) {
req = 0xB9;
+ if (msg[i].len < 1) {
+ i = -EOPNOTSUPP;
+ break;
+ }
index = (((msg[i].buf[0] << 8) & 0xff00) | (msg[i].buf[1] & 0x00ff));
value = msg[i].addr + (msg[i].len << 8);
length = msg[i + 1].len + 6;
@@ -1004,6 +1008,10 @@ static int az6027_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], int n
/* demod 16bit addr */
req = 0xBD;
+ if (msg[i].len < 1) {
+ i = -EOPNOTSUPP;
+ break;
+ }
index = (((msg[i].buf[0] << 8) & 0xff00) | (msg[i].buf[1] & 0x00ff));
value = msg[i].addr + (2 << 8);
length = msg[i].len - 2;
@@ -1029,6 +1037,10 @@ static int az6027_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], int n
} else {
req = 0xBD;
+ if (msg[i].len < 1) {
+ i = -EOPNOTSUPP;
+ break;
+ }
index = msg[i].buf[0] & 0x00FF;
value = msg[i].addr + (1 << 8);
length = msg[i].len - 1;
diff --git a/drivers/media/usb/dvb-usb/digitv.c b/drivers/media/usb/dvb-usb/digitv.c
index e66df4fd1a29..6e556a2a7410 100644
--- a/drivers/media/usb/dvb-usb/digitv.c
+++ b/drivers/media/usb/dvb-usb/digitv.c
@@ -66,6 +66,10 @@ static int digitv_i2c_xfer(struct i2c_adapter *adap,struct i2c_msg msg[],int num
warn("more than 2 i2c messages at a time is not handled yet. TODO.");
for (i = 0; i < num; i++) {
+ if (msg[i].len < 1) {
+ i = -EOPNOTSUPP;
+ break;
+ }
/* write/read request */
if (i+1 < num && (msg[i+1].flags & I2C_M_RD)) {
if (digitv_ctrl_msg(d, USB_READ_COFDM, msg[i].buf[0], NULL, 0,
diff --git a/drivers/media/usb/dvb-usb/dw2102.c b/drivers/media/usb/dvb-usb/dw2102.c
index ebb0c982a6f2..cd0566c0b3de 100644
--- a/drivers/media/usb/dvb-usb/dw2102.c
+++ b/drivers/media/usb/dvb-usb/dw2102.c
@@ -949,7 +949,7 @@ static int su3000_read_mac_address(struct dvb_usb_device *d, u8 mac[6])
for (i = 0; i < 6; i++) {
obuf[1] = 0xf0 + i;
if (i2c_transfer(&d->i2c_adap, msg, 2) != 2)
- break;
+ return -1;
else
mac[i] = ibuf[0];
}
diff --git a/drivers/media/usb/ttusb-dec/ttusb_dec.c b/drivers/media/usb/ttusb-dec/ttusb_dec.c
index f34efa7c61b4..c915e555897b 100644
--- a/drivers/media/usb/ttusb-dec/ttusb_dec.c
+++ b/drivers/media/usb/ttusb-dec/ttusb_dec.c
@@ -1561,8 +1561,7 @@ static void ttusb_dec_exit_dvb(struct ttusb_dec *dec)
dvb_dmx_release(&dec->demux);
if (dec->fe) {
dvb_unregister_frontend(dec->fe);
- if (dec->fe->ops.release)
- dec->fe->ops.release(dec->fe);
+ dvb_frontend_detach(dec->fe);
}
dvb_unregister_adapter(&dec->adapter);
}
diff --git a/drivers/mmc/host/vub300.c b/drivers/mmc/host/vub300.c
index e74ab79c99cd..5a985a0d9d85 100644
--- a/drivers/mmc/host/vub300.c
+++ b/drivers/mmc/host/vub300.c
@@ -1718,6 +1718,9 @@ static void construct_request_response(struct vub300_mmc_host *vub300,
int bytes = 3 & less_cmd;
int words = less_cmd >> 2;
u8 *r = vub300->resp.response.command_response;
+
+ if (!resp_len)
+ return;
if (bytes == 3) {
cmd->resp[words] = (r[1 + (words << 2)] << 24)
| (r[2 + (words << 2)] << 16)
diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c
index b593e4d85e9c..792073a768ac 100644
--- a/drivers/net/dsa/mv88e6xxx/chip.c
+++ b/drivers/net/dsa/mv88e6xxx/chip.c
@@ -4840,7 +4840,7 @@ static int mv88e6xxx_probe(struct mdio_device *mdiodev)
goto out;
}
if (chip->reset)
- usleep_range(1000, 2000);
+ usleep_range(10000, 20000);
err = mv88e6xxx_detect(chip);
if (err)
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c b/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c
index 7840eb4cdb8d..d291976d8b76 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c
@@ -1312,7 +1312,7 @@ static enum xgbe_mode xgbe_phy_status_aneg(struct xgbe_prv_data *pdata)
return pdata->phy_if.phy_impl.an_outcome(pdata);
}
-static void xgbe_phy_status_result(struct xgbe_prv_data *pdata)
+static bool xgbe_phy_status_result(struct xgbe_prv_data *pdata)
{
struct ethtool_link_ksettings *lks = &pdata->phy.lks;
enum xgbe_mode mode;
@@ -1347,8 +1347,13 @@ static void xgbe_phy_status_result(struct xgbe_prv_data *pdata)
pdata->phy.duplex = DUPLEX_FULL;
- if (xgbe_set_mode(pdata, mode) && pdata->an_again)
+ if (!xgbe_set_mode(pdata, mode))
+ return false;
+
+ if (pdata->an_again)
xgbe_phy_reconfig_aneg(pdata);
+
+ return true;
}
static void xgbe_phy_status(struct xgbe_prv_data *pdata)
@@ -1378,7 +1383,8 @@ static void xgbe_phy_status(struct xgbe_prv_data *pdata)
return;
}
- xgbe_phy_status_result(pdata);
+ if (xgbe_phy_status_result(pdata))
+ return;
if (test_bit(XGBE_LINK_INIT, &pdata->dev_state))
clear_bit(XGBE_LINK_INIT, &pdata->dev_state);
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_init.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_init.h
index 46ee2c01f4c5..d16b1eddbecf 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_init.h
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_init.h
@@ -296,7 +296,6 @@ static inline void bnx2x_dcb_config_qm(struct bnx2x *bp, enum cos_mode mode,
* possible, the driver should only write the valid vnics into the internal
* ram according to the appropriate port mode.
*/
-#define BITS_TO_BYTES(x) ((x)/8)
/* CMNG constants, as derived from system spec calculations */
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c b/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c
index 5a2feadd80f0..97e6b06b1bff 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c
@@ -466,7 +466,7 @@ static void poll_trace(struct mlx5_fw_tracer *tracer,
(u64)timestamp_low;
break;
default:
- if (tracer_event->event_id >= tracer->str_db.first_string_trace ||
+ if (tracer_event->event_id >= tracer->str_db.first_string_trace &&
tracer_event->event_id <= tracer->str_db.first_string_trace +
tracer->str_db.num_string_trace) {
tracer_event->type = TRACER_EVENT_TYPE_STRING;
diff --git a/drivers/net/ethernet/sun/cassini.c b/drivers/net/ethernet/sun/cassini.c
index a3a5edb8bc66..909f6d1605f7 100644
--- a/drivers/net/ethernet/sun/cassini.c
+++ b/drivers/net/ethernet/sun/cassini.c
@@ -1337,7 +1337,7 @@ static void cas_init_rx_dma(struct cas *cp)
writel(val, cp->regs + REG_RX_PAGE_SIZE);
/* enable the header parser if desired */
- if (CAS_HP_FIRMWARE == cas_prog_null)
+ if (&CAS_HP_FIRMWARE[0] == &cas_prog_null[0])
return;
val = CAS_BASE(HP_CFG_NUM_CPU, CAS_NCPUS > 63 ? 0 : CAS_NCPUS);
@@ -3807,7 +3807,7 @@ static void cas_reset(struct cas *cp, int blkflag)
/* program header parser */
if ((cp->cas_flags & CAS_FLAG_TARGET_ABORT) ||
- (CAS_HP_ALT_FIRMWARE == cas_prog_null)) {
+ (&CAS_HP_ALT_FIRMWARE[0] == &cas_prog_null[0])) {
cas_load_firmware(cp, CAS_HP_FIRMWARE);
} else {
cas_load_firmware(cp, CAS_HP_ALT_FIRMWARE);
diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c
index 0e1306ded31e..65dac36d8d4f 100644
--- a/drivers/net/usb/cdc_ncm.c
+++ b/drivers/net/usb/cdc_ncm.c
@@ -175,10 +175,17 @@ static u32 cdc_ncm_check_tx_max(struct usbnet *dev, u32 new_tx)
u32 val, max, min;
/* clamp new_tx to sane values */
- min = ctx->max_datagram_size + ctx->max_ndp_size + sizeof(struct usb_cdc_ncm_nth16);
- max = min_t(u32, CDC_NCM_NTB_MAX_SIZE_TX, le32_to_cpu(ctx->ncm_parm.dwNtbOutMaxSize));
- if (max == 0)
+ if (ctx->is_ndp16)
+ min = ctx->max_datagram_size + ctx->max_ndp_size + sizeof(struct usb_cdc_ncm_nth16);
+ else
+ min = ctx->max_datagram_size + ctx->max_ndp_size + sizeof(struct usb_cdc_ncm_nth32);
+
+ if (le32_to_cpu(ctx->ncm_parm.dwNtbOutMaxSize) == 0)
max = CDC_NCM_NTB_MAX_SIZE_TX; /* dwNtbOutMaxSize not set */
+ else
+ max = clamp_t(u32, le32_to_cpu(ctx->ncm_parm.dwNtbOutMaxSize),
+ USB_CDC_NCM_NTB_MIN_OUT_SIZE,
+ CDC_NCM_NTB_MAX_SIZE_TX);
/* some devices set dwNtbOutMaxSize too low for the above default */
min = min(min, max);
@@ -309,10 +316,17 @@ static ssize_t ndp_to_end_store(struct device *d, struct device_attribute *attr
if (enable == (ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END))
return len;
- if (enable && !ctx->delayed_ndp16) {
- ctx->delayed_ndp16 = kzalloc(ctx->max_ndp_size, GFP_KERNEL);
- if (!ctx->delayed_ndp16)
- return -ENOMEM;
+ if (enable) {
+ if (ctx->is_ndp16 && !ctx->delayed_ndp16) {
+ ctx->delayed_ndp16 = kzalloc(ctx->max_ndp_size, GFP_KERNEL);
+ if (!ctx->delayed_ndp16)
+ return -ENOMEM;
+ }
+ if (!ctx->is_ndp16 && !ctx->delayed_ndp32) {
+ ctx->delayed_ndp32 = kzalloc(ctx->max_ndp_size, GFP_KERNEL);
+ if (!ctx->delayed_ndp32)
+ return -ENOMEM;
+ }
}
/* flush pending data before changing flag */
@@ -514,6 +528,9 @@ static int cdc_ncm_init(struct usbnet *dev)
dev_err(&dev->intf->dev, "SET_CRC_MODE failed\n");
}
+ /* use ndp16 by default */
+ ctx->is_ndp16 = 1;
+
/* set NTB format, if both formats are supported.
*
* "The host shall only send this command while the NCM Data
@@ -521,14 +538,27 @@ static int cdc_ncm_init(struct usbnet *dev)
*/
if (le16_to_cpu(ctx->ncm_parm.bmNtbFormatsSupported) &
USB_CDC_NCM_NTB32_SUPPORTED) {
- dev_dbg(&dev->intf->dev, "Setting NTB format to 16-bit\n");
- err = usbnet_write_cmd(dev, USB_CDC_SET_NTB_FORMAT,
- USB_TYPE_CLASS | USB_DIR_OUT
- | USB_RECIP_INTERFACE,
- USB_CDC_NCM_NTB16_FORMAT,
- iface_no, NULL, 0);
- if (err < 0)
+ if (ctx->drvflags & CDC_NCM_FLAG_PREFER_NTB32) {
+ ctx->is_ndp16 = 0;
+ dev_dbg(&dev->intf->dev, "Setting NTB format to 32-bit\n");
+ err = usbnet_write_cmd(dev, USB_CDC_SET_NTB_FORMAT,
+ USB_TYPE_CLASS | USB_DIR_OUT
+ | USB_RECIP_INTERFACE,
+ USB_CDC_NCM_NTB32_FORMAT,
+ iface_no, NULL, 0);
+ } else {
+ ctx->is_ndp16 = 1;
+ dev_dbg(&dev->intf->dev, "Setting NTB format to 16-bit\n");
+ err = usbnet_write_cmd(dev, USB_CDC_SET_NTB_FORMAT,
+ USB_TYPE_CLASS | USB_DIR_OUT
+ | USB_RECIP_INTERFACE,
+ USB_CDC_NCM_NTB16_FORMAT,
+ iface_no, NULL, 0);
+ }
+ if (err < 0) {
+ ctx->is_ndp16 = 1;
dev_err(&dev->intf->dev, "SET_NTB_FORMAT failed\n");
+ }
}
/* set initial device values */
@@ -551,7 +581,10 @@ static int cdc_ncm_init(struct usbnet *dev)
ctx->tx_max_datagrams = CDC_NCM_DPT_DATAGRAMS_MAX;
/* set up maximum NDP size */
- ctx->max_ndp_size = sizeof(struct usb_cdc_ncm_ndp16) + (ctx->tx_max_datagrams + 1) * sizeof(struct usb_cdc_ncm_dpe16);
+ if (ctx->is_ndp16)
+ ctx->max_ndp_size = sizeof(struct usb_cdc_ncm_ndp16) + (ctx->tx_max_datagrams + 1) * sizeof(struct usb_cdc_ncm_dpe16);
+ else
+ ctx->max_ndp_size = sizeof(struct usb_cdc_ncm_ndp32) + (ctx->tx_max_datagrams + 1) * sizeof(struct usb_cdc_ncm_dpe32);
/* initial coalescing timer interval */
ctx->timer_interval = CDC_NCM_TIMER_INTERVAL_USEC * NSEC_PER_USEC;
@@ -736,7 +769,10 @@ static void cdc_ncm_free(struct cdc_ncm_ctx *ctx)
ctx->tx_curr_skb = NULL;
}
- kfree(ctx->delayed_ndp16);
+ if (ctx->is_ndp16)
+ kfree(ctx->delayed_ndp16);
+ else
+ kfree(ctx->delayed_ndp32);
kfree(ctx);
}
@@ -774,10 +810,8 @@ int cdc_ncm_bind_common(struct usbnet *dev, struct usb_interface *intf, u8 data_
u8 *buf;
int len;
int temp;
- int err;
u8 iface_no;
struct usb_cdc_parsed_header hdr;
- __le16 curr_ntb_format;
ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
if (!ctx)
@@ -882,32 +916,6 @@ int cdc_ncm_bind_common(struct usbnet *dev, struct usb_interface *intf, u8 data_
goto error2;
}
- /*
- * Some Huawei devices have been observed to come out of reset in NDP32 mode.
- * Let's check if this is the case, and set the device to NDP16 mode again if
- * needed.
- */
- if (ctx->drvflags & CDC_NCM_FLAG_RESET_NTB16) {
- err = usbnet_read_cmd(dev, USB_CDC_GET_NTB_FORMAT,
- USB_TYPE_CLASS | USB_DIR_IN | USB_RECIP_INTERFACE,
- 0, iface_no, &curr_ntb_format, 2);
- if (err < 0) {
- goto error2;
- }
-
- if (curr_ntb_format == cpu_to_le16(USB_CDC_NCM_NTB32_FORMAT)) {
- dev_info(&intf->dev, "resetting NTB format to 16-bit");
- err = usbnet_write_cmd(dev, USB_CDC_SET_NTB_FORMAT,
- USB_TYPE_CLASS | USB_DIR_OUT
- | USB_RECIP_INTERFACE,
- USB_CDC_NCM_NTB16_FORMAT,
- iface_no, NULL, 0);
-
- if (err < 0)
- goto error2;
- }
- }
-
cdc_ncm_find_endpoints(dev, ctx->data);
cdc_ncm_find_endpoints(dev, ctx->control);
if (!dev->in || !dev->out || !dev->status) {
@@ -932,9 +940,15 @@ int cdc_ncm_bind_common(struct usbnet *dev, struct usb_interface *intf, u8 data_
/* Allocate the delayed NDP if needed. */
if (ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END) {
- ctx->delayed_ndp16 = kzalloc(ctx->max_ndp_size, GFP_KERNEL);
- if (!ctx->delayed_ndp16)
- goto error2;
+ if (ctx->is_ndp16) {
+ ctx->delayed_ndp16 = kzalloc(ctx->max_ndp_size, GFP_KERNEL);
+ if (!ctx->delayed_ndp16)
+ goto error2;
+ } else {
+ ctx->delayed_ndp32 = kzalloc(ctx->max_ndp_size, GFP_KERNEL);
+ if (!ctx->delayed_ndp32)
+ goto error2;
+ }
dev_info(&intf->dev, "NDP will be placed at end of frame for this device.");
}
@@ -1058,7 +1072,7 @@ static void cdc_ncm_align_tail(struct sk_buff *skb, size_t modulus, size_t remai
/* return a pointer to a valid struct usb_cdc_ncm_ndp16 of type sign, possibly
* allocating a new one within skb
*/
-static struct usb_cdc_ncm_ndp16 *cdc_ncm_ndp(struct cdc_ncm_ctx *ctx, struct sk_buff *skb, __le32 sign, size_t reserve)
+static struct usb_cdc_ncm_ndp16 *cdc_ncm_ndp16(struct cdc_ncm_ctx *ctx, struct sk_buff *skb, __le32 sign, size_t reserve)
{
struct usb_cdc_ncm_ndp16 *ndp16 = NULL;
struct usb_cdc_ncm_nth16 *nth16 = (void *)skb->data;
@@ -1113,12 +1127,73 @@ static struct usb_cdc_ncm_ndp16 *cdc_ncm_ndp(struct cdc_ncm_ctx *ctx, struct sk_
return ndp16;
}
+static struct usb_cdc_ncm_ndp32 *cdc_ncm_ndp32(struct cdc_ncm_ctx *ctx, struct sk_buff *skb, __le32 sign, size_t reserve)
+{
+ struct usb_cdc_ncm_ndp32 *ndp32 = NULL;
+ struct usb_cdc_ncm_nth32 *nth32 = (void *)skb->data;
+ size_t ndpoffset = le32_to_cpu(nth32->dwNdpIndex);
+
+ /* If NDP should be moved to the end of the NCM package, we can't follow the
+ * NTH32 header as we would normally do. NDP isn't written to the SKB yet, and
+ * the wNdpIndex field in the header is actually not consistent with reality. It will be later.
+ */
+ if (ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END) {
+ if (ctx->delayed_ndp32->dwSignature == sign)
+ return ctx->delayed_ndp32;
+
+ /* We can only push a single NDP to the end. Return
+ * NULL to send what we've already got and queue this
+ * skb for later.
+ */
+ else if (ctx->delayed_ndp32->dwSignature)
+ return NULL;
+ }
+
+ /* follow the chain of NDPs, looking for a match */
+ while (ndpoffset) {
+ ndp32 = (struct usb_cdc_ncm_ndp32 *)(skb->data + ndpoffset);
+ if (ndp32->dwSignature == sign)
+ return ndp32;
+ ndpoffset = le32_to_cpu(ndp32->dwNextNdpIndex);
+ }
+
+ /* align new NDP */
+ if (!(ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END))
+ cdc_ncm_align_tail(skb, ctx->tx_ndp_modulus, 0, ctx->tx_curr_size);
+
+ /* verify that there is room for the NDP and the datagram (reserve) */
+ if ((ctx->tx_curr_size - skb->len - reserve) < ctx->max_ndp_size)
+ return NULL;
+
+ /* link to it */
+ if (ndp32)
+ ndp32->dwNextNdpIndex = cpu_to_le32(skb->len);
+ else
+ nth32->dwNdpIndex = cpu_to_le32(skb->len);
+
+ /* push a new empty NDP */
+ if (!(ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END))
+ ndp32 = skb_put_zero(skb, ctx->max_ndp_size);
+ else
+ ndp32 = ctx->delayed_ndp32;
+
+ ndp32->dwSignature = sign;
+ ndp32->wLength = cpu_to_le16(sizeof(struct usb_cdc_ncm_ndp32) + sizeof(struct usb_cdc_ncm_dpe32));
+ return ndp32;
+}
+
struct sk_buff *
cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign)
{
struct cdc_ncm_ctx *ctx = (struct cdc_ncm_ctx *)dev->data[0];
- struct usb_cdc_ncm_nth16 *nth16;
- struct usb_cdc_ncm_ndp16 *ndp16;
+ union {
+ struct usb_cdc_ncm_nth16 *nth16;
+ struct usb_cdc_ncm_nth32 *nth32;
+ } nth;
+ union {
+ struct usb_cdc_ncm_ndp16 *ndp16;
+ struct usb_cdc_ncm_ndp32 *ndp32;
+ } ndp;
struct sk_buff *skb_out;
u16 n = 0, index, ndplen;
u8 ready2send = 0;
@@ -1158,6 +1233,9 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign)
* further.
*/
if (skb_out == NULL) {
+ /* If even the smallest allocation fails, abort. */
+ if (ctx->tx_curr_size == USB_CDC_NCM_NTB_MIN_OUT_SIZE)
+ goto alloc_failed;
ctx->tx_low_mem_max_cnt = min(ctx->tx_low_mem_max_cnt + 1,
(unsigned)CDC_NCM_LOW_MEM_MAX_CNT);
ctx->tx_low_mem_val = ctx->tx_low_mem_max_cnt;
@@ -1176,20 +1254,23 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign)
skb_out = alloc_skb(ctx->tx_curr_size, GFP_ATOMIC);
/* No allocation possible so we will abort */
- if (skb_out == NULL) {
- if (skb != NULL) {
- dev_kfree_skb_any(skb);
- dev->net->stats.tx_dropped++;
- }
- goto exit_no_skb;
- }
+ if (!skb_out)
+ goto alloc_failed;
ctx->tx_low_mem_val--;
}
- /* fill out the initial 16-bit NTB header */
- nth16 = skb_put_zero(skb_out, sizeof(struct usb_cdc_ncm_nth16));
- nth16->dwSignature = cpu_to_le32(USB_CDC_NCM_NTH16_SIGN);
- nth16->wHeaderLength = cpu_to_le16(sizeof(struct usb_cdc_ncm_nth16));
- nth16->wSequence = cpu_to_le16(ctx->tx_seq++);
+ if (ctx->is_ndp16) {
+ /* fill out the initial 16-bit NTB header */
+ nth.nth16 = skb_put_zero(skb_out, sizeof(struct usb_cdc_ncm_nth16));
+ nth.nth16->dwSignature = cpu_to_le32(USB_CDC_NCM_NTH16_SIGN);
+ nth.nth16->wHeaderLength = cpu_to_le16(sizeof(struct usb_cdc_ncm_nth16));
+ nth.nth16->wSequence = cpu_to_le16(ctx->tx_seq++);
+ } else {
+ /* fill out the initial 32-bit NTB header */
+ nth.nth32 = skb_put_zero(skb_out, sizeof(struct usb_cdc_ncm_nth32));
+ nth.nth32->dwSignature = cpu_to_le32(USB_CDC_NCM_NTH32_SIGN);
+ nth.nth32->wHeaderLength = cpu_to_le16(sizeof(struct usb_cdc_ncm_nth32));
+ nth.nth32->wSequence = cpu_to_le16(ctx->tx_seq++);
+ }
/* count total number of frames in this NTB */
ctx->tx_curr_frame_num = 0;
@@ -1211,13 +1292,17 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign)
}
/* get the appropriate NDP for this skb */
- ndp16 = cdc_ncm_ndp(ctx, skb_out, sign, skb->len + ctx->tx_modulus + ctx->tx_remainder);
+ if (ctx->is_ndp16)
+ ndp.ndp16 = cdc_ncm_ndp16(ctx, skb_out, sign, skb->len + ctx->tx_modulus + ctx->tx_remainder);
+ else
+ ndp.ndp32 = cdc_ncm_ndp32(ctx, skb_out, sign, skb->len + ctx->tx_modulus + ctx->tx_remainder);
/* align beginning of next frame */
cdc_ncm_align_tail(skb_out, ctx->tx_modulus, ctx->tx_remainder, ctx->tx_curr_size);
/* check if we had enough room left for both NDP and frame */
- if (!ndp16 || skb_out->len + skb->len + delayed_ndp_size > ctx->tx_curr_size) {
+ if ((ctx->is_ndp16 && !ndp.ndp16) || (!ctx->is_ndp16 && !ndp.ndp32) ||
+ skb_out->len + skb->len + delayed_ndp_size > ctx->tx_curr_size) {
if (n == 0) {
/* won't fit, MTU problem? */
dev_kfree_skb_any(skb);
@@ -1239,13 +1324,22 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign)
}
/* calculate frame number withing this NDP */
- ndplen = le16_to_cpu(ndp16->wLength);
- index = (ndplen - sizeof(struct usb_cdc_ncm_ndp16)) / sizeof(struct usb_cdc_ncm_dpe16) - 1;
+ if (ctx->is_ndp16) {
+ ndplen = le16_to_cpu(ndp.ndp16->wLength);
+ index = (ndplen - sizeof(struct usb_cdc_ncm_ndp16)) / sizeof(struct usb_cdc_ncm_dpe16) - 1;
+
+ /* OK, add this skb */
+ ndp.ndp16->dpe16[index].wDatagramLength = cpu_to_le16(skb->len);
+ ndp.ndp16->dpe16[index].wDatagramIndex = cpu_to_le16(skb_out->len);
+ ndp.ndp16->wLength = cpu_to_le16(ndplen + sizeof(struct usb_cdc_ncm_dpe16));
+ } else {
+ ndplen = le16_to_cpu(ndp.ndp32->wLength);
+ index = (ndplen - sizeof(struct usb_cdc_ncm_ndp32)) / sizeof(struct usb_cdc_ncm_dpe32) - 1;
- /* OK, add this skb */
- ndp16->dpe16[index].wDatagramLength = cpu_to_le16(skb->len);
- ndp16->dpe16[index].wDatagramIndex = cpu_to_le16(skb_out->len);
- ndp16->wLength = cpu_to_le16(ndplen + sizeof(struct usb_cdc_ncm_dpe16));
+ ndp.ndp32->dpe32[index].dwDatagramLength = cpu_to_le32(skb->len);
+ ndp.ndp32->dpe32[index].dwDatagramIndex = cpu_to_le32(skb_out->len);
+ ndp.ndp32->wLength = cpu_to_le16(ndplen + sizeof(struct usb_cdc_ncm_dpe32));
+ }
skb_put_data(skb_out, skb->data, skb->len);
ctx->tx_curr_frame_payload += skb->len; /* count real tx payload data */
dev_kfree_skb_any(skb);
@@ -1292,13 +1386,22 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign)
/* If requested, put NDP at end of frame. */
if (ctx->drvflags & CDC_NCM_FLAG_NDP_TO_END) {
- nth16 = (struct usb_cdc_ncm_nth16 *)skb_out->data;
- cdc_ncm_align_tail(skb_out, ctx->tx_ndp_modulus, 0, ctx->tx_curr_size - ctx->max_ndp_size);
- nth16->wNdpIndex = cpu_to_le16(skb_out->len);
- skb_put_data(skb_out, ctx->delayed_ndp16, ctx->max_ndp_size);
+ if (ctx->is_ndp16) {
+ nth.nth16 = (struct usb_cdc_ncm_nth16 *)skb_out->data;
+ cdc_ncm_align_tail(skb_out, ctx->tx_ndp_modulus, 0, ctx->tx_curr_size - ctx->max_ndp_size);
+ nth.nth16->wNdpIndex = cpu_to_le16(skb_out->len);
+ skb_put_data(skb_out, ctx->delayed_ndp16, ctx->max_ndp_size);
+
+ /* Zero out delayed NDP - signature checking will naturally fail. */
+ ndp.ndp16 = memset(ctx->delayed_ndp16, 0, ctx->max_ndp_size);
+ } else {
+ nth.nth32 = (struct usb_cdc_ncm_nth32 *)skb_out->data;
+ cdc_ncm_align_tail(skb_out, ctx->tx_ndp_modulus, 0, ctx->tx_curr_size - ctx->max_ndp_size);
+ nth.nth32->dwNdpIndex = cpu_to_le32(skb_out->len);
+ skb_put_data(skb_out, ctx->delayed_ndp32, ctx->max_ndp_size);
- /* Zero out delayed NDP - signature checking will naturally fail. */
- ndp16 = memset(ctx->delayed_ndp16, 0, ctx->max_ndp_size);
+ ndp.ndp32 = memset(ctx->delayed_ndp32, 0, ctx->max_ndp_size);
+ }
}
/* If collected data size is less or equal ctx->min_tx_pkt
@@ -1321,8 +1424,13 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign)
}
/* set final frame length */
- nth16 = (struct usb_cdc_ncm_nth16 *)skb_out->data;
- nth16->wBlockLength = cpu_to_le16(skb_out->len);
+ if (ctx->is_ndp16) {
+ nth.nth16 = (struct usb_cdc_ncm_nth16 *)skb_out->data;
+ nth.nth16->wBlockLength = cpu_to_le16(skb_out->len);
+ } else {
+ nth.nth32 = (struct usb_cdc_ncm_nth32 *)skb_out->data;
+ nth.nth32->dwBlockLength = cpu_to_le32(skb_out->len);
+ }
/* return skb */
ctx->tx_curr_skb = NULL;
@@ -1340,6 +1448,11 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign)
return skb_out;
+alloc_failed:
+ if (skb) {
+ dev_kfree_skb_any(skb);
+ dev->net->stats.tx_dropped++;
+ }
exit_no_skb:
/* Start timer, if there is a remaining non-empty skb */
if (ctx->tx_curr_skb != NULL && n > 0)
@@ -1405,7 +1518,12 @@ cdc_ncm_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags)
goto error;
spin_lock_bh(&ctx->mtx);
- skb_out = cdc_ncm_fill_tx_frame(dev, skb, cpu_to_le32(USB_CDC_NCM_NDP16_NOCRC_SIGN));
+
+ if (ctx->is_ndp16)
+ skb_out = cdc_ncm_fill_tx_frame(dev, skb, cpu_to_le32(USB_CDC_NCM_NDP16_NOCRC_SIGN));
+ else
+ skb_out = cdc_ncm_fill_tx_frame(dev, skb, cpu_to_le32(USB_CDC_NCM_NDP32_NOCRC_SIGN));
+
spin_unlock_bh(&ctx->mtx);
return skb_out;
@@ -1466,6 +1584,54 @@ int cdc_ncm_rx_verify_nth16(struct cdc_ncm_ctx *ctx, struct sk_buff *skb_in)
}
EXPORT_SYMBOL_GPL(cdc_ncm_rx_verify_nth16);
+int cdc_ncm_rx_verify_nth32(struct cdc_ncm_ctx *ctx, struct sk_buff *skb_in)
+{
+ struct usbnet *dev = netdev_priv(skb_in->dev);
+ struct usb_cdc_ncm_nth32 *nth32;
+ int len;
+ int ret = -EINVAL;
+
+ if (ctx == NULL)
+ goto error;
+
+ if (skb_in->len < (sizeof(struct usb_cdc_ncm_nth32) +
+ sizeof(struct usb_cdc_ncm_ndp32))) {
+ netif_dbg(dev, rx_err, dev->net, "frame too short\n");
+ goto error;
+ }
+
+ nth32 = (struct usb_cdc_ncm_nth32 *)skb_in->data;
+
+ if (nth32->dwSignature != cpu_to_le32(USB_CDC_NCM_NTH32_SIGN)) {
+ netif_dbg(dev, rx_err, dev->net,
+ "invalid NTH32 signature <%#010x>\n",
+ le32_to_cpu(nth32->dwSignature));
+ goto error;
+ }
+
+ len = le32_to_cpu(nth32->dwBlockLength);
+ if (len > ctx->rx_max) {
+ netif_dbg(dev, rx_err, dev->net,
+ "unsupported NTB block length %u/%u\n", len,
+ ctx->rx_max);
+ goto error;
+ }
+
+ if ((ctx->rx_seq + 1) != le16_to_cpu(nth32->wSequence) &&
+ (ctx->rx_seq || le16_to_cpu(nth32->wSequence)) &&
+ !((ctx->rx_seq == 0xffff) && !le16_to_cpu(nth32->wSequence))) {
+ netif_dbg(dev, rx_err, dev->net,
+ "sequence number glitch prev=%d curr=%d\n",
+ ctx->rx_seq, le16_to_cpu(nth32->wSequence));
+ }
+ ctx->rx_seq = le16_to_cpu(nth32->wSequence);
+
+ ret = le32_to_cpu(nth32->dwNdpIndex);
+error:
+ return ret;
+}
+EXPORT_SYMBOL_GPL(cdc_ncm_rx_verify_nth32);
+
/* verify NDP header and return number of datagrams, or negative error */
int cdc_ncm_rx_verify_ndp16(struct sk_buff *skb_in, int ndpoffset)
{
@@ -1502,6 +1668,42 @@ int cdc_ncm_rx_verify_ndp16(struct sk_buff *skb_in, int ndpoffset)
}
EXPORT_SYMBOL_GPL(cdc_ncm_rx_verify_ndp16);
+/* verify NDP header and return number of datagrams, or negative error */
+int cdc_ncm_rx_verify_ndp32(struct sk_buff *skb_in, int ndpoffset)
+{
+ struct usbnet *dev = netdev_priv(skb_in->dev);
+ struct usb_cdc_ncm_ndp32 *ndp32;
+ int ret = -EINVAL;
+
+ if ((ndpoffset + sizeof(struct usb_cdc_ncm_ndp32)) > skb_in->len) {
+ netif_dbg(dev, rx_err, dev->net, "invalid NDP offset <%u>\n",
+ ndpoffset);
+ goto error;
+ }
+ ndp32 = (struct usb_cdc_ncm_ndp32 *)(skb_in->data + ndpoffset);
+
+ if (le16_to_cpu(ndp32->wLength) < USB_CDC_NCM_NDP32_LENGTH_MIN) {
+ netif_dbg(dev, rx_err, dev->net, "invalid DPT32 length <%u>\n",
+ le16_to_cpu(ndp32->wLength));
+ goto error;
+ }
+
+ ret = ((le16_to_cpu(ndp32->wLength) -
+ sizeof(struct usb_cdc_ncm_ndp32)) /
+ sizeof(struct usb_cdc_ncm_dpe32));
+ ret--; /* we process NDP entries except for the last one */
+
+ if ((sizeof(struct usb_cdc_ncm_ndp32) +
+ ret * (sizeof(struct usb_cdc_ncm_dpe32))) > skb_in->len) {
+ netif_dbg(dev, rx_err, dev->net, "Invalid nframes = %d\n", ret);
+ ret = -EINVAL;
+ }
+
+error:
+ return ret;
+}
+EXPORT_SYMBOL_GPL(cdc_ncm_rx_verify_ndp32);
+
int cdc_ncm_rx_fixup(struct usbnet *dev, struct sk_buff *skb_in)
{
struct sk_buff *skb;
@@ -1510,34 +1712,66 @@ int cdc_ncm_rx_fixup(struct usbnet *dev, struct sk_buff *skb_in)
int nframes;
int x;
int offset;
- struct usb_cdc_ncm_ndp16 *ndp16;
- struct usb_cdc_ncm_dpe16 *dpe16;
+ union {
+ struct usb_cdc_ncm_ndp16 *ndp16;
+ struct usb_cdc_ncm_ndp32 *ndp32;
+ } ndp;
+ union {
+ struct usb_cdc_ncm_dpe16 *dpe16;
+ struct usb_cdc_ncm_dpe32 *dpe32;
+ } dpe;
+
int ndpoffset;
int loopcount = 50; /* arbitrary max preventing infinite loop */
u32 payload = 0;
- ndpoffset = cdc_ncm_rx_verify_nth16(ctx, skb_in);
+ if (ctx->is_ndp16)
+ ndpoffset = cdc_ncm_rx_verify_nth16(ctx, skb_in);
+ else
+ ndpoffset = cdc_ncm_rx_verify_nth32(ctx, skb_in);
+
if (ndpoffset < 0)
goto error;
next_ndp:
- nframes = cdc_ncm_rx_verify_ndp16(skb_in, ndpoffset);
- if (nframes < 0)
- goto error;
+ if (ctx->is_ndp16) {
+ nframes = cdc_ncm_rx_verify_ndp16(skb_in, ndpoffset);
+ if (nframes < 0)
+ goto error;
- ndp16 = (struct usb_cdc_ncm_ndp16 *)(skb_in->data + ndpoffset);
+ ndp.ndp16 = (struct usb_cdc_ncm_ndp16 *)(skb_in->data + ndpoffset);
- if (ndp16->dwSignature != cpu_to_le32(USB_CDC_NCM_NDP16_NOCRC_SIGN)) {
- netif_dbg(dev, rx_err, dev->net,
- "invalid DPT16 signature <%#010x>\n",
- le32_to_cpu(ndp16->dwSignature));
- goto err_ndp;
+ if (ndp.ndp16->dwSignature != cpu_to_le32(USB_CDC_NCM_NDP16_NOCRC_SIGN)) {
+ netif_dbg(dev, rx_err, dev->net,
+ "invalid DPT16 signature <%#010x>\n",
+ le32_to_cpu(ndp.ndp16->dwSignature));
+ goto err_ndp;
+ }
+ dpe.dpe16 = ndp.ndp16->dpe16;
+ } else {
+ nframes = cdc_ncm_rx_verify_ndp32(skb_in, ndpoffset);
+ if (nframes < 0)
+ goto error;
+
+ ndp.ndp32 = (struct usb_cdc_ncm_ndp32 *)(skb_in->data + ndpoffset);
+
+ if (ndp.ndp32->dwSignature != cpu_to_le32(USB_CDC_NCM_NDP32_NOCRC_SIGN)) {
+ netif_dbg(dev, rx_err, dev->net,
+ "invalid DPT32 signature <%#010x>\n",
+ le32_to_cpu(ndp.ndp32->dwSignature));
+ goto err_ndp;
+ }
+ dpe.dpe32 = ndp.ndp32->dpe32;
}
- dpe16 = ndp16->dpe16;
- for (x = 0; x < nframes; x++, dpe16++) {
- offset = le16_to_cpu(dpe16->wDatagramIndex);
- len = le16_to_cpu(dpe16->wDatagramLength);
+ for (x = 0; x < nframes; x++) {
+ if (ctx->is_ndp16) {
+ offset = le16_to_cpu(dpe.dpe16->wDatagramIndex);
+ len = le16_to_cpu(dpe.dpe16->wDatagramLength);
+ } else {
+ offset = le32_to_cpu(dpe.dpe32->dwDatagramIndex);
+ len = le32_to_cpu(dpe.dpe32->dwDatagramLength);
+ }
/*
* CDC NCM ch. 3.7
@@ -1568,10 +1802,19 @@ int cdc_ncm_rx_fixup(struct usbnet *dev, struct sk_buff *skb_in)
usbnet_skb_return(dev, skb);
payload += len; /* count payload bytes in this NTB */
}
+
+ if (ctx->is_ndp16)
+ dpe.dpe16++;
+ else
+ dpe.dpe32++;
}
err_ndp:
/* are there more NDPs to process? */
- ndpoffset = le16_to_cpu(ndp16->wNextNdpIndex);
+ if (ctx->is_ndp16)
+ ndpoffset = le16_to_cpu(ndp.ndp16->wNextNdpIndex);
+ else
+ ndpoffset = le32_to_cpu(ndp.ndp32->dwNextNdpIndex);
+
if (ndpoffset && loopcount--)
goto next_ndp;
diff --git a/drivers/net/usb/huawei_cdc_ncm.c b/drivers/net/usb/huawei_cdc_ncm.c
index 63f28908afda..ac86fb0efb25 100644
--- a/drivers/net/usb/huawei_cdc_ncm.c
+++ b/drivers/net/usb/huawei_cdc_ncm.c
@@ -81,11 +81,11 @@ static int huawei_cdc_ncm_bind(struct usbnet *usbnet_dev,
*/
drvflags |= CDC_NCM_FLAG_NDP_TO_END;
- /* Additionally, it has been reported that some Huawei E3372H devices, with
- * firmware version 21.318.01.00.541, come out of reset in NTB32 format mode, hence
- * needing to be set to the NTB16 one again.
+ /* For many Huawei devices the NTB32 mode is the default and the best mode
+ * they work with. Huawei E5785 and E5885 devices refuse to work in NTB16 mode at all.
*/
- drvflags |= CDC_NCM_FLAG_RESET_NTB16;
+ drvflags |= CDC_NCM_FLAG_PREFER_NTB32;
+
ret = cdc_ncm_bind_common(usbnet_dev, intf, 1, drvflags);
if (ret)
goto err;
diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index 5417932242e7..4da9c3e1c3eb 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -1285,7 +1285,7 @@ static const struct usb_device_id products[] = {
{QMI_FIXED_INTF(0x2001, 0x7e3d, 4)}, /* D-Link DWM-222 A2 */
{QMI_FIXED_INTF(0x2020, 0x2031, 4)}, /* Olicard 600 */
{QMI_FIXED_INTF(0x2020, 0x2033, 4)}, /* BroadMobi BM806U */
- {QMI_FIXED_INTF(0x2020, 0x2060, 4)}, /* BroadMobi BM818 */
+ {QMI_QUIRK_SET_DTR(0x2020, 0x2060, 4)}, /* BroadMobi BM818 */
{QMI_FIXED_INTF(0x0f3d, 0x68a2, 8)}, /* Sierra Wireless MC7700 */
{QMI_FIXED_INTF(0x114f, 0x68a2, 8)}, /* Sierra Wireless MC7750 */
{QMI_FIXED_INTF(0x1199, 0x68a2, 8)}, /* Sierra Wireless MC7710 in QMI mode */
diff --git a/drivers/net/wireless/broadcom/b43/b43.h b/drivers/net/wireless/broadcom/b43/b43.h
index b77d1a904f7e..a449561fccf2 100644
--- a/drivers/net/wireless/broadcom/b43/b43.h
+++ b/drivers/net/wireless/broadcom/b43/b43.h
@@ -651,7 +651,7 @@ struct b43_iv {
union {
__be16 d16;
__be32 d32;
- } data __packed;
+ } __packed data;
} __packed;
diff --git a/drivers/net/wireless/broadcom/b43legacy/b43legacy.h b/drivers/net/wireless/broadcom/b43legacy/b43legacy.h
index 6b0cec467938..f49365d14619 100644
--- a/drivers/net/wireless/broadcom/b43legacy/b43legacy.h
+++ b/drivers/net/wireless/broadcom/b43legacy/b43legacy.h
@@ -379,7 +379,7 @@ struct b43legacy_iv {
union {
__be16 d16;
__be32 d32;
- } data __packed;
+ } __packed data;
} __packed;
#define B43legacy_PHYMODE(phytype) (1 << (phytype))
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h
index 921a226b18f8..08ccb49c9a2e 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.h
@@ -1272,6 +1272,7 @@ struct rtl8xxxu_priv {
u32 rege9c;
u32 regeb4;
u32 regebc;
+ u32 regrcr;
int next_mbox;
int nr_out_eps;
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
index 9c811fe30358..780dab276829 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
@@ -4051,6 +4051,7 @@ static int rtl8xxxu_init_device(struct ieee80211_hw *hw)
RCR_ACCEPT_MGMT_FRAME | RCR_HTC_LOC_CTRL |
RCR_APPEND_PHYSTAT | RCR_APPEND_ICV | RCR_APPEND_MIC;
rtl8xxxu_write32(priv, REG_RCR, val32);
+ priv->regrcr = val32;
/*
* Accept all multicast
@@ -5591,7 +5592,7 @@ static void rtl8xxxu_configure_filter(struct ieee80211_hw *hw,
unsigned int *total_flags, u64 multicast)
{
struct rtl8xxxu_priv *priv = hw->priv;
- u32 rcr = rtl8xxxu_read32(priv, REG_RCR);
+ u32 rcr = priv->regrcr;
dev_dbg(&priv->udev->dev, "%s: changed_flags %08x, total_flags %08x\n",
__func__, changed_flags, *total_flags);
@@ -5637,6 +5638,7 @@ static void rtl8xxxu_configure_filter(struct ieee80211_hw *hw,
*/
rtl8xxxu_write32(priv, REG_RCR, rcr);
+ priv->regrcr = rcr;
*total_flags &= (FIF_ALLMULTI | FIF_FCSFAIL | FIF_BCN_PRBRESP_PROMISC |
FIF_CONTROL | FIF_OTHER_BSS | FIF_PSPOLL |
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/phy.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/phy.c
index de98d88199d6..53734250479c 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/phy.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/phy.c
@@ -2414,14 +2414,10 @@ void rtl92d_phy_reload_iqk_setting(struct ieee80211_hw *hw, u8 channel)
RT_TRACE(rtlpriv, COMP_SCAN, DBG_LOUD,
"Just Read IQK Matrix reg for channel:%d....\n",
channel);
- if ((rtlphy->iqk_matrix[indexforchannel].
- value[0] != NULL)
- /*&&(regea4 != 0) */)
+ if (rtlphy->iqk_matrix[indexforchannel].value[0][0] != 0)
_rtl92d_phy_patha_fill_iqk_matrix(hw, true,
- rtlphy->iqk_matrix[
- indexforchannel].value, 0,
- (rtlphy->iqk_matrix[
- indexforchannel].value[0][2] == 0));
+ rtlphy->iqk_matrix[indexforchannel].value, 0,
+ rtlphy->iqk_matrix[indexforchannel].value[0][2] == 0);
if (IS_92D_SINGLEPHY(rtlhal->version)) {
if ((rtlphy->iqk_matrix[
indexforchannel].value[0][4] != 0)
diff --git a/drivers/net/wireless/rsi/rsi_91x_mac80211.c b/drivers/net/wireless/rsi/rsi_91x_mac80211.c
index 69cd2c2c30ef..4445a53e9f0b 100644
--- a/drivers/net/wireless/rsi/rsi_91x_mac80211.c
+++ b/drivers/net/wireless/rsi/rsi_91x_mac80211.c
@@ -924,7 +924,7 @@ static int rsi_hal_key_config(struct ieee80211_hw *hw,
if (status)
return status;
- if (vif->type == NL80211_IFTYPE_STATION && key->key &&
+ if (vif->type == NL80211_IFTYPE_STATION &&
(key->cipher == WLAN_CIPHER_SUITE_WEP104 ||
key->cipher == WLAN_CIPHER_SUITE_WEP40)) {
if (!rsi_send_block_unblock_frame(adapter->priv, false))
diff --git a/drivers/power/supply/bq24190_charger.c b/drivers/power/supply/bq24190_charger.c
index c830343be61e..1a3624141c41 100644
--- a/drivers/power/supply/bq24190_charger.c
+++ b/drivers/power/supply/bq24190_charger.c
@@ -1228,8 +1228,19 @@ static void bq24190_input_current_limit_work(struct work_struct *work)
struct bq24190_dev_info *bdi =
container_of(work, struct bq24190_dev_info,
input_current_limit_work.work);
+ union power_supply_propval val;
+ int ret;
- power_supply_set_input_current_limit_from_supplier(bdi->charger);
+ ret = power_supply_get_property_from_supplier(bdi->charger,
+ POWER_SUPPLY_PROP_CURRENT_MAX,
+ &val);
+ if (ret)
+ return;
+
+ bq24190_charger_set_property(bdi->charger,
+ POWER_SUPPLY_PROP_INPUT_CURRENT_LIMIT,
+ &val);
+ power_supply_changed(bdi->charger);
}
/* Sync the input-current-limit with our parent supply (if we have one) */
diff --git a/drivers/power/supply/bq27xxx_battery.c b/drivers/power/supply/bq27xxx_battery.c
index b44776bb1da8..725851ca0e75 100644
--- a/drivers/power/supply/bq27xxx_battery.c
+++ b/drivers/power/supply/bq27xxx_battery.c
@@ -1864,8 +1864,8 @@ static void bq27xxx_external_power_changed(struct power_supply *psy)
{
struct bq27xxx_device_info *di = power_supply_get_drvdata(psy);
- cancel_delayed_work_sync(&di->work);
- schedule_delayed_work(&di->work, 0);
+ /* After charger plug in/out wait 0.5s for things to stabilize */
+ mod_delayed_work(system_wq, &di->work, HZ / 2);
}
int bq27xxx_battery_setup(struct bq27xxx_device_info *di)
diff --git a/drivers/power/supply/power_supply_core.c b/drivers/power/supply/power_supply_core.c
index 9b98921a3b16..6a2d157c2475 100644
--- a/drivers/power/supply/power_supply_core.c
+++ b/drivers/power/supply/power_supply_core.c
@@ -378,46 +378,49 @@ int power_supply_is_system_supplied(void)
}
EXPORT_SYMBOL_GPL(power_supply_is_system_supplied);
-static int __power_supply_get_supplier_max_current(struct device *dev,
- void *data)
+struct psy_get_supplier_prop_data {
+ struct power_supply *psy;
+ enum power_supply_property psp;
+ union power_supply_propval *val;
+};
+
+static int __power_supply_get_supplier_property(struct device *dev, void *_data)
{
- union power_supply_propval ret = {0,};
struct power_supply *epsy = dev_get_drvdata(dev);
- struct power_supply *psy = data;
+ struct psy_get_supplier_prop_data *data = _data;
- if (__power_supply_is_supplied_by(epsy, psy))
- if (!epsy->desc->get_property(epsy,
- POWER_SUPPLY_PROP_CURRENT_MAX,
- &ret))
- return ret.intval;
+ if (__power_supply_is_supplied_by(epsy, data->psy))
+ if (!epsy->desc->get_property(epsy, data->psp, data->val))
+ return 1; /* Success */
- return 0;
+ return 0; /* Continue iterating */
}
-int power_supply_set_input_current_limit_from_supplier(struct power_supply *psy)
+int power_supply_get_property_from_supplier(struct power_supply *psy,
+ enum power_supply_property psp,
+ union power_supply_propval *val)
{
- union power_supply_propval val = {0,};
- int curr;
-
- if (!psy->desc->set_property)
- return -EINVAL;
+ struct psy_get_supplier_prop_data data = {
+ .psy = psy,
+ .psp = psp,
+ .val = val,
+ };
+ int ret;
/*
* This function is not intended for use with a supply with multiple
- * suppliers, we simply pick the first supply to report a non 0
- * max-current.
+ * suppliers, we simply pick the first supply to report the psp.
*/
- curr = class_for_each_device(power_supply_class, NULL, psy,
- __power_supply_get_supplier_max_current);
- if (curr <= 0)
- return (curr == 0) ? -ENODEV : curr;
-
- val.intval = curr;
+ ret = class_for_each_device(power_supply_class, NULL, &data,
+ __power_supply_get_supplier_property);
+ if (ret < 0)
+ return ret;
+ if (ret == 0)
+ return -ENODEV;
- return psy->desc->set_property(psy,
- POWER_SUPPLY_PROP_INPUT_CURRENT_LIMIT, &val);
+ return 0;
}
-EXPORT_SYMBOL_GPL(power_supply_set_input_current_limit_from_supplier);
+EXPORT_SYMBOL_GPL(power_supply_get_property_from_supplier);
int power_supply_set_battery_charged(struct power_supply *psy)
{
diff --git a/drivers/regulator/da9052-regulator.c b/drivers/regulator/da9052-regulator.c
index bd91c95f73e0..99713d0e9f0c 100644
--- a/drivers/regulator/da9052-regulator.c
+++ b/drivers/regulator/da9052-regulator.c
@@ -421,7 +421,7 @@ static int da9052_regulator_probe(struct platform_device *pdev)
config.dev = &pdev->dev;
config.driver_data = regulator;
config.regmap = da9052->regmap;
- if (pdata && pdata->regulators) {
+ if (pdata) {
config.init_data = pdata->regulators[cell->id];
} else {
#ifdef CONFIG_OF
diff --git a/drivers/regulator/da9055-regulator.c b/drivers/regulator/da9055-regulator.c
index f40c3b8644ae..588c3d2445cf 100644
--- a/drivers/regulator/da9055-regulator.c
+++ b/drivers/regulator/da9055-regulator.c
@@ -612,7 +612,7 @@ static int da9055_regulator_probe(struct platform_device *pdev)
config.driver_data = regulator;
config.regmap = da9055->regmap;
- if (pdata && pdata->regulators) {
+ if (pdata) {
config.init_data = pdata->regulators[pdev->id];
} else {
ret = da9055_regulator_dt_init(pdev, regulator, &config,
diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig
index 7cb6e2b9e180..6047f0284f73 100644
--- a/drivers/scsi/Kconfig
+++ b/drivers/scsi/Kconfig
@@ -473,7 +473,7 @@ config SCSI_MVUMI
config SCSI_DPT_I2O
tristate "Adaptec I2O RAID support "
- depends on SCSI && PCI && VIRT_TO_BUS
+ depends on SCSI && PCI
help
This driver supports all of Adaptec's I2O based RAID controllers as
well as the DPT SmartRaid V cards. This is an Adaptec maintained
diff --git a/drivers/scsi/dpt_i2o.c b/drivers/scsi/dpt_i2o.c
index 37de8fb186d7..3f8d1c17e938 100644
--- a/drivers/scsi/dpt_i2o.c
+++ b/drivers/scsi/dpt_i2o.c
@@ -59,7 +59,7 @@ MODULE_DESCRIPTION("Adaptec I2O RAID Driver");
#include <asm/processor.h> /* for boot_cpu_data */
#include <asm/pgtable.h>
-#include <asm/io.h> /* for virt_to_bus, etc. */
+#include <asm/io.h>
#include <scsi/scsi.h>
#include <scsi/scsi_cmnd.h>
@@ -628,51 +628,6 @@ static struct scsi_cmnd *
return NULL;
}
-/*
- * Turn a pointer to ioctl reply data into an u32 'context'
- */
-static u32 adpt_ioctl_to_context(adpt_hba * pHba, void *reply)
-{
-#if BITS_PER_LONG == 32
- return (u32)(unsigned long)reply;
-#else
- ulong flags = 0;
- u32 nr, i;
-
- spin_lock_irqsave(pHba->host->host_lock, flags);
- nr = ARRAY_SIZE(pHba->ioctl_reply_context);
- for (i = 0; i < nr; i++) {
- if (pHba->ioctl_reply_context[i] == NULL) {
- pHba->ioctl_reply_context[i] = reply;
- break;
- }
- }
- spin_unlock_irqrestore(pHba->host->host_lock, flags);
- if (i >= nr) {
- printk(KERN_WARNING"%s: Too many outstanding "
- "ioctl commands\n", pHba->name);
- return (u32)-1;
- }
-
- return i;
-#endif
-}
-
-/*
- * Go from an u32 'context' to a pointer to ioctl reply data.
- */
-static void *adpt_ioctl_from_context(adpt_hba *pHba, u32 context)
-{
-#if BITS_PER_LONG == 32
- return (void *)(unsigned long)context;
-#else
- void *p = pHba->ioctl_reply_context[context];
- pHba->ioctl_reply_context[context] = NULL;
-
- return p;
-#endif
-}
-
/*===========================================================================
* Error Handling routines
*===========================================================================
@@ -1697,208 +1652,6 @@ static int adpt_close(struct inode *inode, struct file *file)
return 0;
}
-
-static int adpt_i2o_passthru(adpt_hba* pHba, u32 __user *arg)
-{
- u32 msg[MAX_MESSAGE_SIZE];
- u32* reply = NULL;
- u32 size = 0;
- u32 reply_size = 0;
- u32 __user *user_msg = arg;
- u32 __user * user_reply = NULL;
- void **sg_list = NULL;
- u32 sg_offset = 0;
- u32 sg_count = 0;
- int sg_index = 0;
- u32 i = 0;
- u32 rcode = 0;
- void *p = NULL;
- dma_addr_t addr;
- ulong flags = 0;
-
- memset(&msg, 0, MAX_MESSAGE_SIZE*4);
- // get user msg size in u32s
- if(get_user(size, &user_msg[0])){
- return -EFAULT;
- }
- size = size>>16;
-
- user_reply = &user_msg[size];
- if(size > MAX_MESSAGE_SIZE){
- return -EFAULT;
- }
- size *= 4; // Convert to bytes
-
- /* Copy in the user's I2O command */
- if(copy_from_user(msg, user_msg, size)) {
- return -EFAULT;
- }
- get_user(reply_size, &user_reply[0]);
- reply_size = reply_size>>16;
- if(reply_size > REPLY_FRAME_SIZE){
- reply_size = REPLY_FRAME_SIZE;
- }
- reply_size *= 4;
- reply = kzalloc(REPLY_FRAME_SIZE*4, GFP_KERNEL);
- if(reply == NULL) {
- printk(KERN_WARNING"%s: Could not allocate reply buffer\n",pHba->name);
- return -ENOMEM;
- }
- sg_offset = (msg[0]>>4)&0xf;
- msg[2] = 0x40000000; // IOCTL context
- msg[3] = adpt_ioctl_to_context(pHba, reply);
- if (msg[3] == (u32)-1) {
- rcode = -EBUSY;
- goto free;
- }
-
- sg_list = kcalloc(pHba->sg_tablesize, sizeof(*sg_list), GFP_KERNEL);
- if (!sg_list) {
- rcode = -ENOMEM;
- goto free;
- }
- if(sg_offset) {
- // TODO add 64 bit API
- struct sg_simple_element *sg = (struct sg_simple_element*) (msg+sg_offset);
- sg_count = (size - sg_offset*4) / sizeof(struct sg_simple_element);
- if (sg_count > pHba->sg_tablesize){
- printk(KERN_DEBUG"%s:IOCTL SG List too large (%u)\n", pHba->name,sg_count);
- rcode = -EINVAL;
- goto free;
- }
-
- for(i = 0; i < sg_count; i++) {
- int sg_size;
-
- if (!(sg[i].flag_count & 0x10000000 /*I2O_SGL_FLAGS_SIMPLE_ADDRESS_ELEMENT*/)) {
- printk(KERN_DEBUG"%s:Bad SG element %d - not simple (%x)\n",pHba->name,i, sg[i].flag_count);
- rcode = -EINVAL;
- goto cleanup;
- }
- sg_size = sg[i].flag_count & 0xffffff;
- /* Allocate memory for the transfer */
- p = dma_alloc_coherent(&pHba->pDev->dev, sg_size, &addr, GFP_KERNEL);
- if(!p) {
- printk(KERN_DEBUG"%s: Could not allocate SG buffer - size = %d buffer number %d of %d\n",
- pHba->name,sg_size,i,sg_count);
- rcode = -ENOMEM;
- goto cleanup;
- }
- sg_list[sg_index++] = p; // sglist indexed with input frame, not our internal frame.
- /* Copy in the user's SG buffer if necessary */
- if(sg[i].flag_count & 0x04000000 /*I2O_SGL_FLAGS_DIR*/) {
- // sg_simple_element API is 32 bit
- if (copy_from_user(p,(void __user *)(ulong)sg[i].addr_bus, sg_size)) {
- printk(KERN_DEBUG"%s: Could not copy SG buf %d FROM user\n",pHba->name,i);
- rcode = -EFAULT;
- goto cleanup;
- }
- }
- /* sg_simple_element API is 32 bit, but addr < 4GB */
- sg[i].addr_bus = addr;
- }
- }
-
- do {
- /*
- * Stop any new commands from enterring the
- * controller while processing the ioctl
- */
- if (pHba->host) {
- scsi_block_requests(pHba->host);
- spin_lock_irqsave(pHba->host->host_lock, flags);
- }
- rcode = adpt_i2o_post_wait(pHba, msg, size, FOREVER);
- if (rcode != 0)
- printk("adpt_i2o_passthru: post wait failed %d %p\n",
- rcode, reply);
- if (pHba->host) {
- spin_unlock_irqrestore(pHba->host->host_lock, flags);
- scsi_unblock_requests(pHba->host);
- }
- } while (rcode == -ETIMEDOUT);
-
- if(rcode){
- goto cleanup;
- }
-
- if(sg_offset) {
- /* Copy back the Scatter Gather buffers back to user space */
- u32 j;
- // TODO add 64 bit API
- struct sg_simple_element* sg;
- int sg_size;
-
- // re-acquire the original message to handle correctly the sg copy operation
- memset(&msg, 0, MAX_MESSAGE_SIZE*4);
- // get user msg size in u32s
- if(get_user(size, &user_msg[0])){
- rcode = -EFAULT;
- goto cleanup;
- }
- size = size>>16;
- size *= 4;
- if (size > MAX_MESSAGE_SIZE) {
- rcode = -EINVAL;
- goto cleanup;
- }
- /* Copy in the user's I2O command */
- if (copy_from_user (msg, user_msg, size)) {
- rcode = -EFAULT;
- goto cleanup;
- }
- sg_count = (size - sg_offset*4) / sizeof(struct sg_simple_element);
-
- // TODO add 64 bit API
- sg = (struct sg_simple_element*)(msg + sg_offset);
- for (j = 0; j < sg_count; j++) {
- /* Copy out the SG list to user's buffer if necessary */
- if(! (sg[j].flag_count & 0x4000000 /*I2O_SGL_FLAGS_DIR*/)) {
- sg_size = sg[j].flag_count & 0xffffff;
- // sg_simple_element API is 32 bit
- if (copy_to_user((void __user *)(ulong)sg[j].addr_bus,sg_list[j], sg_size)) {
- printk(KERN_WARNING"%s: Could not copy %p TO user %x\n",pHba->name, sg_list[j], sg[j].addr_bus);
- rcode = -EFAULT;
- goto cleanup;
- }
- }
- }
- }
-
- /* Copy back the reply to user space */
- if (reply_size) {
- // we wrote our own values for context - now restore the user supplied ones
- if(copy_from_user(reply+2, user_msg+2, sizeof(u32)*2)) {
- printk(KERN_WARNING"%s: Could not copy message context FROM user\n",pHba->name);
- rcode = -EFAULT;
- }
- if(copy_to_user(user_reply, reply, reply_size)) {
- printk(KERN_WARNING"%s: Could not copy reply TO user\n",pHba->name);
- rcode = -EFAULT;
- }
- }
-
-
-cleanup:
- if (rcode != -ETIME && rcode != -EINTR) {
- struct sg_simple_element *sg =
- (struct sg_simple_element*) (msg +sg_offset);
- while(sg_index) {
- if(sg_list[--sg_index]) {
- dma_free_coherent(&pHba->pDev->dev,
- sg[sg_index].flag_count & 0xffffff,
- sg_list[sg_index],
- sg[sg_index].addr_bus);
- }
- }
- }
-
-free:
- kfree(sg_list);
- kfree(reply);
- return rcode;
-}
-
#if defined __ia64__
static void adpt_ia64_info(sysInfo_S* si)
{
@@ -2025,8 +1778,6 @@ static int adpt_ioctl(struct inode *inode, struct file *file, uint cmd, ulong ar
return -EFAULT;
}
break;
- case I2OUSRCMD:
- return adpt_i2o_passthru(pHba, argp);
case DPT_CTRLINFO:{
drvrHBAinfo_S HbaInfo;
@@ -2163,7 +1914,7 @@ static irqreturn_t adpt_isr(int irq, void *dev_id)
} else {
/* Ick, we should *never* be here */
printk(KERN_ERR "dpti: reply frame not from pool\n");
- reply = (u8 *)bus_to_virt(m);
+ continue;
}
if (readl(reply) & MSG_FAIL) {
@@ -2183,13 +1934,6 @@ static irqreturn_t adpt_isr(int irq, void *dev_id)
adpt_send_nop(pHba, old_m);
}
context = readl(reply+8);
- if(context & 0x40000000){ // IOCTL
- void *p = adpt_ioctl_from_context(pHba, readl(reply+12));
- if( p != NULL) {
- memcpy_fromio(p, reply, REPLY_FRAME_SIZE * 4);
- }
- // All IOCTLs will also be post wait
- }
if(context & 0x80000000){ // Post wait message
status = readl(reply+16);
if(status >> 24){
@@ -2197,12 +1941,9 @@ static irqreturn_t adpt_isr(int irq, void *dev_id)
} else {
status = I2O_POST_WAIT_OK;
}
- if(!(context & 0x40000000)) {
- cmd = adpt_cmd_from_context(pHba,
- readl(reply+12));
- if(cmd != NULL) {
- printk(KERN_WARNING"%s: Apparent SCSI cmd in Post Wait Context - cmd=%p context=%x\n", pHba->name, cmd, context);
- }
+ cmd = adpt_cmd_from_context(pHba, readl(reply+12));
+ if(cmd != NULL) {
+ printk(KERN_WARNING"%s: Apparent SCSI cmd in Post Wait Context - cmd=%p context=%x\n", pHba->name, cmd, context);
}
adpt_i2o_post_wait_complete(context, status);
} else { // SCSI message
diff --git a/drivers/scsi/dpti.h b/drivers/scsi/dpti.h
index dfc8d2eaa09e..9a313883788a 100644
--- a/drivers/scsi/dpti.h
+++ b/drivers/scsi/dpti.h
@@ -251,7 +251,6 @@ typedef struct _adpt_hba {
void __iomem *FwDebugBLEDflag_P;// Virtual Addr Of FW Debug BLED
void __iomem *FwDebugBLEDvalue_P;// Virtual Addr Of FW Debug BLED
u32 FwDebugFlags;
- u32 *ioctl_reply_context[4];
} adpt_hba;
struct sg_simple_element {
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index ace4a7230bcf..c8a8c6c62c9c 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -1804,6 +1804,7 @@ static int scsi_dispatch_cmd(struct scsi_cmnd *cmd)
*/
SCSI_LOG_MLQUEUE(3, scmd_printk(KERN_INFO, cmd,
"queuecommand : device blocked\n"));
+ atomic_dec(&cmd->device->iorequest_cnt);
return SCSI_MLQUEUE_DEVICE_BUSY;
}
@@ -1836,6 +1837,7 @@ static int scsi_dispatch_cmd(struct scsi_cmnd *cmd)
trace_scsi_dispatch_cmd_start(cmd);
rtn = host->hostt->queuecommand(host, cmd);
if (rtn) {
+ atomic_dec(&cmd->device->iorequest_cnt);
trace_scsi_dispatch_cmd_error(cmd, rtn);
if (rtn != SCSI_MLQUEUE_DEVICE_BUSY &&
rtn != SCSI_MLQUEUE_TARGET_BUSY)
diff --git a/drivers/scsi/stex.c b/drivers/scsi/stex.c
index 124a5d0ec05c..b02f254ce40b 100644
--- a/drivers/scsi/stex.c
+++ b/drivers/scsi/stex.c
@@ -114,7 +114,9 @@ enum {
TASK_ATTRIBUTE_HEADOFQUEUE = 0x1,
TASK_ATTRIBUTE_ORDERED = 0x2,
TASK_ATTRIBUTE_ACA = 0x4,
+};
+enum {
SS_STS_NORMAL = 0x80000000,
SS_STS_DONE = 0x40000000,
SS_STS_HANDSHAKE = 0x20000000,
@@ -126,7 +128,9 @@ enum {
SS_I2H_REQUEST_RESET = 0x2000,
SS_MU_OPERATIONAL = 0x80000000,
+};
+enum {
STEX_CDB_LENGTH = 16,
STATUS_VAR_LEN = 128,
diff --git a/drivers/tty/serial/fsl_lpuart.c b/drivers/tty/serial/fsl_lpuart.c
index dbfec943071d..36321d810d36 100644
--- a/drivers/tty/serial/fsl_lpuart.c
+++ b/drivers/tty/serial/fsl_lpuart.c
@@ -1195,34 +1195,36 @@ static void lpuart_break_ctl(struct uart_port *port, int break_state)
static void lpuart32_break_ctl(struct uart_port *port, int break_state)
{
- unsigned long temp, modem;
- struct tty_struct *tty;
- unsigned int cflag = 0;
-
- tty = tty_port_tty_get(&port->state->port);
- if (tty) {
- cflag = tty->termios.c_cflag;
- tty_kref_put(tty);
- }
+ unsigned long temp;
- temp = lpuart32_read(port, UARTCTRL) & ~UARTCTRL_SBK;
- modem = lpuart32_read(port, UARTMODIR);
+ temp = lpuart32_read(port, UARTCTRL);
+ /*
+ * LPUART IP now has two known bugs, one is CTS has higher priority than the
+ * break signal, which causes the break signal sending through UARTCTRL_SBK
+ * may impacted by the CTS input if the HW flow control is enabled. It
+ * exists on all platforms we support in this driver.
+ * Another bug is i.MX8QM LPUART may have an additional break character
+ * being sent after SBK was cleared.
+ * To avoid above two bugs, we use Transmit Data Inversion function to send
+ * the break signal instead of UARTCTRL_SBK.
+ */
if (break_state != 0) {
- temp |= UARTCTRL_SBK;
/*
- * LPUART CTS has higher priority than SBK, need to disable CTS before
- * asserting SBK to avoid any interference if flow control is enabled.
+ * Disable the transmitter to prevent any data from being sent out
+ * during break, then invert the TX line to send break.
*/
- if (cflag & CRTSCTS && modem & UARTMODIR_TXCTSE)
- lpuart32_write(port, modem & ~UARTMODIR_TXCTSE, UARTMODIR);
+ temp &= ~UARTCTRL_TE;
+ lpuart32_write(port, temp, UARTCTRL);
+ temp |= UARTCTRL_TXINV;
+ lpuart32_write(port, temp, UARTCTRL);
} else {
- /* Re-enable the CTS when break off. */
- if (cflag & CRTSCTS && !(modem & UARTMODIR_TXCTSE))
- lpuart32_write(port, modem | UARTMODIR_TXCTSE, UARTMODIR);
+ /* Disable the TXINV to turn off break and re-enable transmitter. */
+ temp &= ~UARTCTRL_TXINV;
+ lpuart32_write(port, temp, UARTCTRL);
+ temp |= UARTCTRL_TE;
+ lpuart32_write(port, temp, UARTCTRL);
}
-
- lpuart32_write(port, temp, UARTCTRL);
}
static void lpuart_setup_watermark(struct lpuart_port *sport)
diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c
index f9f324f76a72..a8791b140679 100644
--- a/drivers/usb/gadget/function/f_fs.c
+++ b/drivers/usb/gadget/function/f_fs.c
@@ -3510,6 +3510,7 @@ static void ffs_func_unbind(struct usb_configuration *c,
/* Drain any pending AIO completions */
drain_workqueue(ffs->io_completion_wq);
+ ffs_event_add(ffs, FUNCTIONFS_UNBIND);
if (!--opts->refcnt)
functionfs_unbind(ffs);
@@ -3534,7 +3535,6 @@ static void ffs_func_unbind(struct usb_configuration *c,
func->function.ssp_descriptors = NULL;
func->interfaces_nums = NULL;
- ffs_event_add(ffs, FUNCTIONFS_UNBIND);
}
static struct usb_function *ffs_alloc(struct usb_function_instance *fi)
diff --git a/drivers/video/fbdev/core/bitblit.c b/drivers/video/fbdev/core/bitblit.c
index 436365efae73..5bb2b07cbe1a 100644
--- a/drivers/video/fbdev/core/bitblit.c
+++ b/drivers/video/fbdev/core/bitblit.c
@@ -247,6 +247,9 @@ static void bit_cursor(struct vc_data *vc, struct fb_info *info, int mode,
cursor.set = 0;
+ if (!vc->vc_font.data)
+ return;
+
c = scr_readw((u16 *) vc->vc_pos);
attribute = get_attribute(info, c);
src = vc->vc_font.data + ((c & charmask) * (w * vc->vc_font.height));
diff --git a/drivers/video/fbdev/core/modedb.c b/drivers/video/fbdev/core/modedb.c
index 6473e0dfe146..e78ec7f72846 100644
--- a/drivers/video/fbdev/core/modedb.c
+++ b/drivers/video/fbdev/core/modedb.c
@@ -257,6 +257,11 @@ static const struct fb_videomode modedb[] = {
{ NULL, 72, 480, 300, 33386, 40, 24, 11, 19, 80, 3, 0,
FB_VMODE_DOUBLE },
+ /* 1920x1080 @ 60 Hz, 67.3 kHz hsync */
+ { NULL, 60, 1920, 1080, 6734, 148, 88, 36, 4, 44, 5, 0,
+ FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
+ FB_VMODE_NONINTERLACED },
+
/* 1920x1200 @ 60 Hz, 74.5 Khz hsync */
{ NULL, 60, 1920, 1200, 5177, 128, 336, 1, 38, 208, 3,
FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
diff --git a/drivers/video/fbdev/stifb.c b/drivers/video/fbdev/stifb.c
index e606fc728794..9c2be0802651 100644
--- a/drivers/video/fbdev/stifb.c
+++ b/drivers/video/fbdev/stifb.c
@@ -1371,6 +1371,7 @@ static int __init stifb_init_fb(struct sti_struct *sti, int bpp_pref)
iounmap(info->screen_base);
out_err0:
kfree(fb);
+ sti->info = NULL;
return -ENXIO;
}
diff --git a/drivers/watchdog/menz69_wdt.c b/drivers/watchdog/menz69_wdt.c
index ed18238c5407..96a25d18ab64 100644
--- a/drivers/watchdog/menz69_wdt.c
+++ b/drivers/watchdog/menz69_wdt.c
@@ -98,14 +98,6 @@ static const struct watchdog_ops men_z069_ops = {
.set_timeout = men_z069_wdt_set_timeout,
};
-static struct watchdog_device men_z069_wdt = {
- .info = &men_z069_info,
- .ops = &men_z069_ops,
- .timeout = MEN_Z069_DEFAULT_TIMEOUT,
- .min_timeout = 1,
- .max_timeout = MEN_Z069_WDT_COUNTER_MAX / MEN_Z069_TIMER_FREQ,
-};
-
static int men_z069_probe(struct mcb_device *dev,
const struct mcb_device_id *id)
{
@@ -125,15 +117,19 @@ static int men_z069_probe(struct mcb_device *dev,
goto release_mem;
drv->mem = mem;
+ drv->wdt.info = &men_z069_info;
+ drv->wdt.ops = &men_z069_ops;
+ drv->wdt.timeout = MEN_Z069_DEFAULT_TIMEOUT;
+ drv->wdt.min_timeout = 1;
+ drv->wdt.max_timeout = MEN_Z069_WDT_COUNTER_MAX / MEN_Z069_TIMER_FREQ;
- drv->wdt = men_z069_wdt;
watchdog_init_timeout(&drv->wdt, 0, &dev->dev);
watchdog_set_nowayout(&drv->wdt, nowayout);
watchdog_set_drvdata(&drv->wdt, drv);
drv->wdt.parent = &dev->dev;
mcb_set_drvdata(dev, drv);
- return watchdog_register_device(&men_z069_wdt);
+ return watchdog_register_device(&drv->wdt);
release_mem:
mcb_release_mem(mem);
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index e58b162ad5d6..19e2a52d1e5a 100644
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -929,11 +929,13 @@ do { \
* where the second inode has larger inode number
* than the first
* I_DATA_SEM_QUOTA - Used for quota inodes only
+ * I_DATA_SEM_EA - Used for ea_inodes only
*/
enum {
I_DATA_SEM_NORMAL = 0,
I_DATA_SEM_OTHER,
I_DATA_SEM_QUOTA,
+ I_DATA_SEM_EA
};
diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c
index 700822c9851a..c2786bee4cb6 100644
--- a/fs/ext4/xattr.c
+++ b/fs/ext4/xattr.c
@@ -121,7 +121,11 @@ ext4_expand_inode_array(struct ext4_xattr_inode_array **ea_inode_array,
#ifdef CONFIG_LOCKDEP
void ext4_xattr_inode_set_class(struct inode *ea_inode)
{
+ struct ext4_inode_info *ei = EXT4_I(ea_inode);
+
lockdep_set_subclass(&ea_inode->i_rwsem, 1);
+ (void) ei; /* shut up clang warning if !CONFIG_LOCKDEP */
+ lockdep_set_subclass(&ei->i_data_sem, I_DATA_SEM_EA);
}
#endif
diff --git a/fs/ocfs2/dlm/dlmcommon.h b/fs/ocfs2/dlm/dlmcommon.h
index d06e27ec4be4..fb181f6d6c06 100644
--- a/fs/ocfs2/dlm/dlmcommon.h
+++ b/fs/ocfs2/dlm/dlmcommon.h
@@ -704,10 +704,6 @@ struct dlm_begin_reco
__be32 pad2;
};
-
-#define BITS_PER_BYTE 8
-#define BITS_TO_BYTES(bits) (((bits)+BITS_PER_BYTE-1)/BITS_PER_BYTE)
-
struct dlm_query_join_request
{
u8 node_idx;
diff --git a/include/linux/bitops.h b/include/linux/bitops.h
index 5c1522ed2d7c..29ce32a2b6c3 100644
--- a/include/linux/bitops.h
+++ b/include/linux/bitops.h
@@ -6,6 +6,7 @@
#define BITS_PER_TYPE(type) (sizeof(type) * BITS_PER_BYTE)
#define BITS_TO_LONGS(nr) DIV_ROUND_UP(nr, BITS_PER_TYPE(long))
+#define BITS_TO_BYTES(nr) DIV_ROUND_UP(nr, BITS_PER_TYPE(char))
extern unsigned int __sw_hweight8(unsigned int w);
extern unsigned int __sw_hweight16(unsigned int w);
diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h
index f80769175c56..10a61d745455 100644
--- a/include/linux/power_supply.h
+++ b/include/linux/power_supply.h
@@ -351,8 +351,9 @@ extern int power_supply_get_battery_info(struct power_supply *psy,
struct power_supply_battery_info *info);
extern void power_supply_changed(struct power_supply *psy);
extern int power_supply_am_i_supplied(struct power_supply *psy);
-extern int power_supply_set_input_current_limit_from_supplier(
- struct power_supply *psy);
+int power_supply_get_property_from_supplier(struct power_supply *psy,
+ enum power_supply_property psp,
+ union power_supply_propval *val);
extern int power_supply_set_battery_charged(struct power_supply *psy);
#ifdef CONFIG_POWER_SUPPLY
diff --git a/include/linux/usb/cdc_ncm.h b/include/linux/usb/cdc_ncm.h
index 1646c06989df..0ce4377545f8 100644
--- a/include/linux/usb/cdc_ncm.h
+++ b/include/linux/usb/cdc_ncm.h
@@ -46,9 +46,12 @@
#define CDC_NCM_DATA_ALTSETTING_NCM 1
#define CDC_NCM_DATA_ALTSETTING_MBIM 2
-/* CDC NCM subclass 3.2.1 */
+/* CDC NCM subclass 3.3.1 */
#define USB_CDC_NCM_NDP16_LENGTH_MIN 0x10
+/* CDC NCM subclass 3.3.2 */
+#define USB_CDC_NCM_NDP32_LENGTH_MIN 0x20
+
/* Maximum NTB length */
#define CDC_NCM_NTB_MAX_SIZE_TX 32768 /* bytes */
#define CDC_NCM_NTB_MAX_SIZE_RX 32768 /* bytes */
@@ -84,7 +87,7 @@
/* Driver flags */
#define CDC_NCM_FLAG_NDP_TO_END 0x02 /* NDP is placed at end of frame */
#define CDC_MBIM_FLAG_AVOID_ALTSETTING_TOGGLE 0x04 /* Avoid altsetting toggle during init */
-#define CDC_NCM_FLAG_RESET_NTB16 0x08 /* set NDP16 one more time after altsetting switch */
+#define CDC_NCM_FLAG_PREFER_NTB32 0x08 /* prefer NDP32 over NDP16 */
#define cdc_ncm_comm_intf_is_mbim(x) ((x)->desc.bInterfaceSubClass == USB_CDC_SUBCLASS_MBIM && \
(x)->desc.bInterfaceProtocol == USB_CDC_PROTO_NONE)
@@ -113,7 +116,11 @@ struct cdc_ncm_ctx {
u32 timer_interval;
u32 max_ndp_size;
- struct usb_cdc_ncm_ndp16 *delayed_ndp16;
+ u8 is_ndp16;
+ union {
+ struct usb_cdc_ncm_ndp16 *delayed_ndp16;
+ struct usb_cdc_ncm_ndp32 *delayed_ndp32;
+ };
u32 tx_timer_pending;
u32 tx_curr_frame_num;
@@ -150,6 +157,8 @@ void cdc_ncm_unbind(struct usbnet *dev, struct usb_interface *intf);
struct sk_buff *cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign);
int cdc_ncm_rx_verify_nth16(struct cdc_ncm_ctx *ctx, struct sk_buff *skb_in);
int cdc_ncm_rx_verify_ndp16(struct sk_buff *skb_in, int ndpoffset);
+int cdc_ncm_rx_verify_nth32(struct cdc_ncm_ctx *ctx, struct sk_buff *skb_in);
+int cdc_ncm_rx_verify_ndp32(struct sk_buff *skb_in, int ndpoffset);
struct sk_buff *
cdc_ncm_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags);
int cdc_ncm_rx_fixup(struct usbnet *dev, struct sk_buff *skb_in);
diff --git a/include/media/dvb_net.h b/include/media/dvb_net.h
index 5e31d37f25fa..cc01dffcc9f3 100644
--- a/include/media/dvb_net.h
+++ b/include/media/dvb_net.h
@@ -41,6 +41,9 @@
* @exit: flag to indicate when the device is being removed.
* @demux: pointer to &struct dmx_demux.
* @ioctl_mutex: protect access to this struct.
+ * @remove_mutex: mutex that avoids a race condition between a callback
+ * called when the hardware is disconnected and the
+ * file_operations of dvb_net.
*
* Currently, the core supports up to %DVB_NET_DEVICES_MAX (10) network
* devices.
@@ -53,6 +56,7 @@ struct dvb_net {
unsigned int exit:1;
struct dmx_demux *demux;
struct mutex ioctl_mutex;
+ struct mutex remove_mutex;
};
/**
diff --git a/include/net/ip.h b/include/net/ip.h
index 0f820e68bd8f..ce041dc440b4 100644
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -73,6 +73,7 @@ struct ipcm_cookie {
__be32 addr;
int oif;
struct ip_options_rcu *opt;
+ __u8 protocol;
__u8 ttl;
__s16 tos;
char priority;
@@ -92,6 +93,7 @@ static inline void ipcm_init_sk(struct ipcm_cookie *ipcm,
ipcm->sockc.tsflags = inet->sk.sk_tsflags;
ipcm->oif = inet->sk.sk_bound_dev_if;
ipcm->addr = inet->inet_saddr;
+ ipcm->protocol = inet->inet_num;
}
#define IPCB(skb) ((struct inet_skb_parm*)((skb)->cb))
diff --git a/include/net/sock.h b/include/net/sock.h
index cfbd241935a3..c140c6f86e4b 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -312,6 +312,7 @@ struct sock_common {
* @sk_cgrp_data: cgroup data for this cgroup
* @sk_memcg: this socket's memory cgroup association
* @sk_write_pending: a write to stream socket waits to start
+ * @sk_wait_pending: number of threads blocked on this socket
* @sk_state_change: callback to indicate change in the state of the sock
* @sk_data_ready: callback to indicate there is data to be processed
* @sk_write_space: callback to indicate there is bf sending space available
@@ -392,6 +393,7 @@ struct sock {
unsigned int sk_napi_id;
#endif
int sk_rcvbuf;
+ int sk_wait_pending;
struct sk_filter __rcu *sk_filter;
union {
@@ -1010,6 +1012,7 @@ static inline void sock_rps_reset_rxhash(struct sock *sk)
#define sk_wait_event(__sk, __timeo, __condition, __wait) \
({ int __rc; \
+ __sk->sk_wait_pending++; \
release_sock(__sk); \
__rc = __condition; \
if (!__rc) { \
@@ -1019,6 +1022,7 @@ static inline void sock_rps_reset_rxhash(struct sock *sk)
} \
sched_annotate_sleep(); \
lock_sock(__sk); \
+ __sk->sk_wait_pending--; \
__rc = __condition; \
__rc; \
})
diff --git a/include/uapi/linux/in.h b/include/uapi/linux/in.h
index 2a66ab49f14d..b4f95eb8cdcd 100644
--- a/include/uapi/linux/in.h
+++ b/include/uapi/linux/in.h
@@ -154,6 +154,8 @@ struct in_addr {
#define MCAST_MSFILTER 48
#define IP_MULTICAST_ALL 49
#define IP_UNICAST_IF 50
+#define IP_LOCAL_PORT_RANGE 51
+#define IP_PROTOCOL 52
#define MCAST_EXCLUDE 0
#define MCAST_INCLUDE 1
diff --git a/kernel/extable.c b/kernel/extable.c
index 6a5b61ebc66c..b3ca75d6bf92 100644
--- a/kernel/extable.c
+++ b/kernel/extable.c
@@ -46,7 +46,8 @@ u32 __initdata __visible main_extable_sort_needed = 1;
/* Sort the kernel's built-in exception table */
void __init sort_main_extable(void)
{
- if (main_extable_sort_needed && __stop___ex_table > __start___ex_table) {
+ if (main_extable_sort_needed &&
+ &__stop___ex_table > &__start___ex_table) {
pr_notice("Sorting __ex_table...\n");
sort_extable(__start___ex_table, __stop___ex_table);
}
diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c
index fec610703095..d56a78beb279 100644
--- a/lib/dynamic_debug.c
+++ b/lib/dynamic_debug.c
@@ -984,7 +984,7 @@ static int __init dynamic_debug_init(void)
int n = 0, entries = 0, modct = 0;
int verbose_bytes = 0;
- if (__start___verbose == __stop___verbose) {
+ if (&__start___verbose == &__stop___verbose) {
pr_warn("_ddebug table is empty in a CONFIG_DYNAMIC_DEBUG build\n");
return 1;
}
diff --git a/net/atm/resources.c b/net/atm/resources.c
index bada395ecdb1..9389080224f8 100644
--- a/net/atm/resources.c
+++ b/net/atm/resources.c
@@ -447,6 +447,7 @@ int atm_dev_ioctl(unsigned int cmd, void __user *arg, int compat)
return error;
}
+#ifdef CONFIG_PROC_FS
void *atm_dev_seq_start(struct seq_file *seq, loff_t *pos)
{
mutex_lock(&atm_dev_mutex);
@@ -462,3 +463,4 @@ void *atm_dev_seq_next(struct seq_file *seq, void *v, loff_t *pos)
{
return seq_list_next(v, &atm_devs, pos);
}
+#endif
diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c
index 908a57578794..182c3c5b8385 100644
--- a/net/bluetooth/hci_sock.c
+++ b/net/bluetooth/hci_sock.c
@@ -973,6 +973,34 @@ static int hci_sock_ioctl(struct socket *sock, unsigned int cmd,
BT_DBG("cmd %x arg %lx", cmd, arg);
+ /* Make sure the cmd is valid before doing anything */
+ switch (cmd) {
+ case HCIGETDEVLIST:
+ case HCIGETDEVINFO:
+ case HCIGETCONNLIST:
+ case HCIDEVUP:
+ case HCIDEVDOWN:
+ case HCIDEVRESET:
+ case HCIDEVRESTAT:
+ case HCISETSCAN:
+ case HCISETAUTH:
+ case HCISETENCRYPT:
+ case HCISETPTYPE:
+ case HCISETLINKPOL:
+ case HCISETLINKMODE:
+ case HCISETACLMTU:
+ case HCISETSCOMTU:
+ case HCIINQUIRY:
+ case HCISETRAW:
+ case HCIGETCONNINFO:
+ case HCIGETAUTHINFO:
+ case HCIBLOCKADDR:
+ case HCIUNBLOCKADDR:
+ break;
+ default:
+ return -ENOIOCTLCMD;
+ }
+
lock_sock(sk);
if (hci_pi(sk)->channel != HCI_CHANNEL_RAW) {
diff --git a/net/core/sock.c b/net/core/sock.c
index cd23a8e4556c..347a55519d0a 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -1795,7 +1795,6 @@ void sk_setup_caps(struct sock *sk, struct dst_entry *dst)
{
u32 max_segs = 1;
- sk_dst_set(sk, dst);
sk->sk_route_caps = dst->dev->features | sk->sk_route_forced_caps;
if (sk->sk_route_caps & NETIF_F_GSO)
sk->sk_route_caps |= NETIF_F_GSO_SOFTWARE;
@@ -1810,6 +1809,7 @@ void sk_setup_caps(struct sock *sk, struct dst_entry *dst)
}
}
sk->sk_gso_max_segs = max_segs;
+ sk_dst_set(sk, dst);
}
EXPORT_SYMBOL_GPL(sk_setup_caps);
diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
index fb142ea73006..7c902a1efbbf 100644
--- a/net/ipv4/af_inet.c
+++ b/net/ipv4/af_inet.c
@@ -578,6 +578,7 @@ static long inet_wait_for_connect(struct sock *sk, long timeo, int writebias)
add_wait_queue(sk_sleep(sk), &wait);
sk->sk_write_pending += writebias;
+ sk->sk_wait_pending++;
/* Basic assumption: if someone sets sk->sk_err, he _must_
* change state of the socket from TCP_SYN_*.
@@ -593,6 +594,7 @@ static long inet_wait_for_connect(struct sock *sk, long timeo, int writebias)
}
remove_wait_queue(sk_sleep(sk), &wait);
sk->sk_write_pending -= writebias;
+ sk->sk_wait_pending--;
return timeo;
}
diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c
index 0f9085220ecf..7392a744c677 100644
--- a/net/ipv4/inet_connection_sock.c
+++ b/net/ipv4/inet_connection_sock.c
@@ -826,6 +826,7 @@ struct sock *inet_csk_clone_lock(const struct sock *sk,
if (newsk) {
struct inet_connection_sock *newicsk = inet_csk(newsk);
+ newsk->sk_wait_pending = 0;
inet_sk_set_state(newsk, TCP_SYN_RECV);
newicsk->icsk_bind_hash = NULL;
diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c
index 82f341e84fae..fbf39077fc54 100644
--- a/net/ipv4/ip_sockglue.c
+++ b/net/ipv4/ip_sockglue.c
@@ -316,7 +316,14 @@ int ip_cmsg_send(struct sock *sk, struct msghdr *msg, struct ipcm_cookie *ipc,
ipc->tos = val;
ipc->priority = rt_tos2priority(ipc->tos);
break;
-
+ case IP_PROTOCOL:
+ if (cmsg->cmsg_len != CMSG_LEN(sizeof(int)))
+ return -EINVAL;
+ val = *(int *)CMSG_DATA(cmsg);
+ if (val < 1 || val > 255)
+ return -EINVAL;
+ ipc->protocol = val;
+ break;
default:
return -EINVAL;
}
@@ -1522,6 +1529,9 @@ static int do_ip_getsockopt(struct sock *sk, int level, int optname,
case IP_MINTTL:
val = inet->min_ttl;
break;
+ case IP_PROTOCOL:
+ val = inet_sk(sk)->inet_num;
+ break;
default:
release_sock(sk);
return -ENOPROTOOPT;
diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c
index 654f586fc0d7..8ad120c07096 100644
--- a/net/ipv4/raw.c
+++ b/net/ipv4/raw.c
@@ -563,6 +563,9 @@ static int raw_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
}
ipcm_init_sk(&ipc, inet);
+ /* Keep backward compat */
+ if (hdrincl)
+ ipc.protocol = IPPROTO_RAW;
if (msg->msg_controllen) {
err = ip_cmsg_send(sk, msg, &ipc, false);
@@ -630,7 +633,7 @@ static int raw_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
flowi4_init_output(&fl4, ipc.oif, sk->sk_mark, tos,
RT_SCOPE_UNIVERSE,
- hdrincl ? IPPROTO_RAW : sk->sk_protocol,
+ hdrincl ? ipc.protocol : sk->sk_protocol,
inet_sk_flowi_flags(sk) |
(hdrincl ? FLOWI_FLAG_KNOWN_NH : 0),
daddr, saddr, 0, 0, sk->sk_uid);
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index b51e0a1e15b6..cb96775fc86f 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -2568,6 +2568,12 @@ int tcp_disconnect(struct sock *sk, int flags)
int old_state = sk->sk_state;
u32 seq;
+ /* Deny disconnect if other threads are blocked in sk_wait_event()
+ * or inet_wait_for_connect().
+ */
+ if (sk->sk_wait_pending)
+ return -EBUSY;
+
if (old_state != TCP_CLOSE)
tcp_set_state(sk, TCP_CLOSE);
@@ -3370,7 +3376,8 @@ static int do_tcp_getsockopt(struct sock *sk, int level,
switch (optname) {
case TCP_MAXSEG:
val = tp->mss_cache;
- if (!val && ((1 << sk->sk_state) & (TCPF_CLOSE | TCPF_LISTEN)))
+ if (tp->rx_opt.user_mss &&
+ ((1 << sk->sk_state) & (TCPF_CLOSE | TCPF_LISTEN)))
val = tp->rx_opt.user_mss;
if (tp->repair)
val = tp->rx_opt.mss_clamp;
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index 8ed99732e24c..31aad22c59fc 100644
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -832,7 +832,8 @@ static int rawv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
if (!proto)
proto = inet->inet_num;
- else if (proto != inet->inet_num)
+ else if (proto != inet->inet_num &&
+ inet->inet_num != IPPROTO_RAW)
return -EINVAL;
if (proto > 255)
diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c
index 58bba2e2691f..b710889a90f6 100644
--- a/net/netfilter/nf_conntrack_netlink.c
+++ b/net/netfilter/nf_conntrack_netlink.c
@@ -1216,9 +1216,6 @@ static const struct nla_policy ct_nla_policy[CTA_MAX+1] = {
static int ctnetlink_flush_iterate(struct nf_conn *ct, void *data)
{
- if (test_bit(IPS_OFFLOAD_BIT, &ct->status))
- return 0;
-
return ctnetlink_filter_match(ct, data);
}
@@ -1280,11 +1277,6 @@ static int ctnetlink_del_conntrack(struct net *net, struct sock *ctnl,
ct = nf_ct_tuplehash_to_ctrack(h);
- if (test_bit(IPS_OFFLOAD_BIT, &ct->status)) {
- nf_ct_put(ct);
- return -EBUSY;
- }
-
if (cda[CTA_ID]) {
__be32 id = nla_get_be32(cda[CTA_ID]);
@@ -2689,7 +2681,9 @@ static int ctnetlink_exp_dump_mask(struct sk_buff *skb,
return -1;
}
+#if IS_ENABLED(CONFIG_NF_NAT)
static const union nf_inet_addr any_addr;
+#endif
static __be32 nf_expect_get_id(const struct nf_conntrack_expect *exp)
{
@@ -3189,10 +3183,12 @@ ctnetlink_change_expect(struct nf_conntrack_expect *x,
return 0;
}
+#if IS_ENABLED(CONFIG_NF_NAT)
static const struct nla_policy exp_nat_nla_policy[CTA_EXPECT_NAT_MAX+1] = {
[CTA_EXPECT_NAT_DIR] = { .type = NLA_U32 },
[CTA_EXPECT_NAT_TUPLE] = { .type = NLA_NESTED },
};
+#endif
static int
ctnetlink_parse_expect_nat(const struct nlattr *attr,
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index c73784b7b67d..57fd9b7cfc75 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -1775,7 +1775,7 @@ static int netlink_getsockopt(struct socket *sock, int level, int optname,
break;
}
}
- if (put_user(ALIGN(nlk->ngroups / 8, sizeof(u32)), optlen))
+ if (put_user(ALIGN(BITS_TO_BYTES(nlk->ngroups), sizeof(u32)), optlen))
err = -EFAULT;
netlink_unlock_table();
return err;
diff --git a/net/netrom/nr_subr.c b/net/netrom/nr_subr.c
index 029c8bb90f4c..a7d3a265befb 100644
--- a/net/netrom/nr_subr.c
+++ b/net/netrom/nr_subr.c
@@ -126,7 +126,7 @@ void nr_write_internal(struct sock *sk, int frametype)
unsigned char *dptr;
int len, timeout;
- len = NR_NETWORK_LEN + NR_TRANSPORT_LEN;
+ len = NR_TRANSPORT_LEN;
switch (frametype & 0x0F) {
case NR_CONNREQ:
@@ -144,7 +144,8 @@ void nr_write_internal(struct sock *sk, int frametype)
return;
}
- if ((skb = alloc_skb(len, GFP_ATOMIC)) == NULL)
+ skb = alloc_skb(NR_NETWORK_LEN + len, GFP_ATOMIC);
+ if (!skb)
return;
/*
@@ -152,7 +153,7 @@ void nr_write_internal(struct sock *sk, int frametype)
*/
skb_reserve(skb, NR_NETWORK_LEN);
- dptr = skb_put(skb, skb_tailroom(skb));
+ dptr = skb_put(skb, len);
switch (frametype & 0x0F) {
case NR_CONNREQ:
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index aa12bee4133a..fb165286e76d 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -3117,6 +3117,9 @@ static int packet_do_bind(struct sock *sk, const char *name, int ifindex,
lock_sock(sk);
spin_lock(&po->bind_lock);
+ if (!proto)
+ proto = po->num;
+
rcu_read_lock();
if (po->fanout) {
@@ -3219,7 +3222,7 @@ static int packet_bind_spkt(struct socket *sock, struct sockaddr *uaddr,
memcpy(name, uaddr->sa_data, sizeof(uaddr->sa_data));
name[sizeof(uaddr->sa_data)] = 0;
- return packet_do_bind(sk, name, 0, pkt_sk(sk)->num);
+ return packet_do_bind(sk, name, 0, 0);
}
static int packet_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
@@ -3236,8 +3239,7 @@ static int packet_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len
if (sll->sll_family != AF_PACKET)
return -EINVAL;
- return packet_do_bind(sk, NULL, sll->sll_ifindex,
- sll->sll_protocol ? : pkt_sk(sk)->num);
+ return packet_do_bind(sk, NULL, sll->sll_ifindex, sll->sll_protocol);
}
static struct proto packet_proto = {
diff --git a/net/packet/diag.c b/net/packet/diag.c
index d9f912ad23df..ecabf78d29b8 100644
--- a/net/packet/diag.c
+++ b/net/packet/diag.c
@@ -142,7 +142,7 @@ static int sk_diag_fill(struct sock *sk, struct sk_buff *skb,
rp = nlmsg_data(nlh);
rp->pdiag_family = AF_PACKET;
rp->pdiag_type = sk->sk_type;
- rp->pdiag_num = ntohs(po->num);
+ rp->pdiag_num = ntohs(READ_ONCE(po->num));
rp->pdiag_ino = sk_ino;
sock_diag_save_cookie(sk, rp->pdiag_cookie);
diff --git a/net/sched/cls_flower.c b/net/sched/cls_flower.c
index 6163648145c1..7ffa28a98d74 100644
--- a/net/sched/cls_flower.c
+++ b/net/sched/cls_flower.c
@@ -640,6 +640,9 @@ static int fl_set_geneve_opt(const struct nlattr *nla, struct fl_flow_key *key,
if (option_len > sizeof(struct geneve_opt))
data_len = option_len - sizeof(struct geneve_opt);
+ if (key->enc_opts.len > FLOW_DIS_TUN_OPTS_MAX - 4)
+ return -ERANGE;
+
opt = (struct geneve_opt *)&key->enc_opts.data[key->enc_opts.len];
memset(opt, 0xff, option_len);
opt->length = data_len / 4;
diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c
index 41c67cfd264f..5a0e71873e24 100644
--- a/net/sched/sch_api.c
+++ b/net/sched/sch_api.c
@@ -1148,7 +1148,12 @@ static struct Qdisc *qdisc_create(struct net_device *dev,
sch->parent = parent;
if (handle == TC_H_INGRESS) {
- sch->flags |= TCQ_F_INGRESS;
+ if (!(sch->flags & TCQ_F_INGRESS)) {
+ NL_SET_ERR_MSG(extack,
+ "Specified parent ID is reserved for ingress and clsact Qdiscs");
+ err = -EINVAL;
+ goto err_out3;
+ }
handle = TC_H_MAKE(TC_H_INGRESS, 0);
lockdep_set_class(qdisc_lock(sch), &qdisc_rx_lock);
} else {
@@ -1509,11 +1514,20 @@ static int tc_modify_qdisc(struct sk_buff *skb, struct nlmsghdr *n,
NL_SET_ERR_MSG(extack, "Invalid qdisc name");
return -EINVAL;
}
+ if (q->flags & TCQ_F_INGRESS) {
+ NL_SET_ERR_MSG(extack,
+ "Cannot regraft ingress or clsact Qdiscs");
+ return -EINVAL;
+ }
if (q == p ||
(p && check_loop(q, p, 0))) {
NL_SET_ERR_MSG(extack, "Qdisc parent/child loop detected");
return -ELOOP;
}
+ if (clid == TC_H_INGRESS) {
+ NL_SET_ERR_MSG(extack, "Ingress cannot graft directly");
+ return -EINVAL;
+ }
qdisc_refcount_inc(q);
goto graft;
} else {
diff --git a/net/sched/sch_ingress.c b/net/sched/sch_ingress.c
index ce3f55259d0d..834960cc755e 100644
--- a/net/sched/sch_ingress.c
+++ b/net/sched/sch_ingress.c
@@ -83,6 +83,9 @@ static int ingress_init(struct Qdisc *sch, struct nlattr *opt,
struct ingress_sched_data *q = qdisc_priv(sch);
struct net_device *dev = qdisc_dev(sch);
+ if (sch->parent != TC_H_INGRESS)
+ return -EOPNOTSUPP;
+
net_inc_ingress_queue();
mini_qdisc_pair_init(&q->miniqp, sch, &dev->miniq_ingress);
@@ -98,6 +101,9 @@ static void ingress_destroy(struct Qdisc *sch)
{
struct ingress_sched_data *q = qdisc_priv(sch);
+ if (sch->parent != TC_H_INGRESS)
+ return;
+
tcf_block_put_ext(q->block, sch, &q->block_info);
net_dec_ingress_queue();
}
@@ -130,7 +136,7 @@ static struct Qdisc_ops ingress_qdisc_ops __read_mostly = {
.cl_ops = &ingress_class_ops,
.id = "ingress",
.priv_size = sizeof(struct ingress_sched_data),
- .static_flags = TCQ_F_CPUSTATS,
+ .static_flags = TCQ_F_INGRESS | TCQ_F_CPUSTATS,
.init = ingress_init,
.destroy = ingress_destroy,
.dump = ingress_dump,
@@ -215,6 +221,9 @@ static int clsact_init(struct Qdisc *sch, struct nlattr *opt,
struct net_device *dev = qdisc_dev(sch);
int err;
+ if (sch->parent != TC_H_CLSACT)
+ return -EOPNOTSUPP;
+
net_inc_ingress_queue();
net_inc_egress_queue();
@@ -242,6 +251,9 @@ static void clsact_destroy(struct Qdisc *sch)
{
struct clsact_sched_data *q = qdisc_priv(sch);
+ if (sch->parent != TC_H_CLSACT)
+ return;
+
tcf_block_put_ext(q->egress_block, sch, &q->egress_block_info);
tcf_block_put_ext(q->ingress_block, sch, &q->ingress_block_info);
@@ -262,7 +274,7 @@ static struct Qdisc_ops clsact_qdisc_ops __read_mostly = {
.cl_ops = &clsact_class_ops,
.id = "clsact",
.priv_size = sizeof(struct clsact_sched_data),
- .static_flags = TCQ_F_CPUSTATS,
+ .static_flags = TCQ_F_INGRESS | TCQ_F_CPUSTATS,
.init = clsact_init,
.destroy = clsact_destroy,
.dump = ingress_dump,
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index 1cd21a8c4dea..6fe578773a51 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -2240,7 +2240,7 @@ xfrm_secpath_reject(int idx, struct sk_buff *skb, const struct flowi *fl)
static inline int
xfrm_state_ok(const struct xfrm_tmpl *tmpl, const struct xfrm_state *x,
- unsigned short family)
+ unsigned short family, u32 if_id)
{
if (xfrm_state_kern(x))
return tmpl->optional && !xfrm_state_addr_cmp(tmpl, x, tmpl->encap_family);
@@ -2251,7 +2251,8 @@ xfrm_state_ok(const struct xfrm_tmpl *tmpl, const struct xfrm_state *x,
(tmpl->allalgs || (tmpl->aalgos & (1<<x->props.aalgo)) ||
!(xfrm_id_proto_match(tmpl->id.proto, IPSEC_PROTO_ANY))) &&
!(x->props.mode != XFRM_MODE_TRANSPORT &&
- xfrm_state_addr_cmp(tmpl, x, family));
+ xfrm_state_addr_cmp(tmpl, x, family)) &&
+ (if_id == 0 || if_id == x->if_id);
}
/*
@@ -2263,7 +2264,7 @@ xfrm_state_ok(const struct xfrm_tmpl *tmpl, const struct xfrm_state *x,
*/
static inline int
xfrm_policy_ok(const struct xfrm_tmpl *tmpl, const struct sec_path *sp, int start,
- unsigned short family)
+ unsigned short family, u32 if_id)
{
int idx = start;
@@ -2273,7 +2274,7 @@ xfrm_policy_ok(const struct xfrm_tmpl *tmpl, const struct sec_path *sp, int star
} else
start = -1;
for (; idx < sp->len; idx++) {
- if (xfrm_state_ok(tmpl, sp->xvec[idx], family))
+ if (xfrm_state_ok(tmpl, sp->xvec[idx], family, if_id))
return ++idx;
if (sp->xvec[idx]->props.mode != XFRM_MODE_TRANSPORT) {
if (start == -1)
@@ -2450,7 +2451,7 @@ int __xfrm_policy_check(struct sock *sk, int dir, struct sk_buff *skb,
* are implied between each two transformations.
*/
for (i = xfrm_nr-1, k = 0; i >= 0; i--) {
- k = xfrm_policy_ok(tpp[i], sp, k, family);
+ k = xfrm_policy_ok(tpp[i], sp, k, family, if_id);
if (k < 0) {
if (k < -1)
/* "-2 - errored_index" returned */
diff --git a/security/selinux/Makefile b/security/selinux/Makefile
index 08ba8ca81d40..89c67a814566 100644
--- a/security/selinux/Makefile
+++ b/security/selinux/Makefile
@@ -22,5 +22,9 @@ quiet_cmd_flask = GEN $(obj)/flask.h $(obj)/av_permissions.h
cmd_flask = $< $(obj)/flask.h $(obj)/av_permissions.h
targets += flask.h av_permissions.h
-$(obj)/flask.h $(obj)/av_permissions.h &: scripts/selinux/genheaders/genheaders FORCE
+# once make >= 4.3 is required, we can use grouped targets in the rule below,
+# which basically involves adding both headers and a '&' before the colon, see
+# the example below:
+# $(obj)/flask.h $(obj)/av_permissions.h &: scripts/selinux/...
+$(obj)/flask.h: scripts/selinux/genheaders/genheaders FORCE
$(call if_changed,flask)
diff --git a/sound/core/oss/pcm_plugin.h b/sound/core/oss/pcm_plugin.h
index c9cd29d86efd..64a2057aa061 100644
--- a/sound/core/oss/pcm_plugin.h
+++ b/sound/core/oss/pcm_plugin.h
@@ -156,6 +156,14 @@ int snd_pcm_area_copy(const struct snd_pcm_channel_area *src_channel,
void *snd_pcm_plug_buf_alloc(struct snd_pcm_substream *plug, snd_pcm_uframes_t size);
void snd_pcm_plug_buf_unlock(struct snd_pcm_substream *plug, void *ptr);
+#else
+
+static inline snd_pcm_sframes_t snd_pcm_plug_client_size(struct snd_pcm_substream *handle, snd_pcm_uframes_t drv_size) { return drv_size; }
+static inline snd_pcm_sframes_t snd_pcm_plug_slave_size(struct snd_pcm_substream *handle, snd_pcm_uframes_t clt_size) { return clt_size; }
+static inline int snd_pcm_plug_slave_format(int format, const struct snd_mask *format_mask) { return format; }
+
+#endif
+
snd_pcm_sframes_t snd_pcm_oss_write3(struct snd_pcm_substream *substream,
const char *ptr, snd_pcm_uframes_t size,
int in_kernel);
@@ -166,14 +174,6 @@ snd_pcm_sframes_t snd_pcm_oss_writev3(struct snd_pcm_substream *substream,
snd_pcm_sframes_t snd_pcm_oss_readv3(struct snd_pcm_substream *substream,
void **bufs, snd_pcm_uframes_t frames);
-#else
-
-static inline snd_pcm_sframes_t snd_pcm_plug_client_size(struct snd_pcm_substream *handle, snd_pcm_uframes_t drv_size) { return drv_size; }
-static inline snd_pcm_sframes_t snd_pcm_plug_slave_size(struct snd_pcm_substream *handle, snd_pcm_uframes_t clt_size) { return clt_size; }
-static inline int snd_pcm_plug_slave_format(int format, const struct snd_mask *format_mask) { return format; }
-
-#endif
-
#ifdef PLUGIN_DEBUG
#define pdprintf(fmt, args...) printk(KERN_DEBUG "plugin: " fmt, ##args)
#else
diff --git a/sound/soc/codecs/ssm2602.c b/sound/soc/codecs/ssm2602.c
index 501a4e73b185..06f382c794b2 100644
--- a/sound/soc/codecs/ssm2602.c
+++ b/sound/soc/codecs/ssm2602.c
@@ -67,6 +67,18 @@ static const struct reg_default ssm2602_reg[SSM2602_CACHEREGNUM] = {
{ .reg = 0x09, .def = 0x0000 }
};
+/*
+ * ssm2602 register patch
+ * Workaround for playback distortions after power up: activates digital
+ * core, and then powers on output, DAC, and whole chip at the same time
+ */
+
+static const struct reg_sequence ssm2602_patch[] = {
+ { SSM2602_ACTIVE, 0x01 },
+ { SSM2602_PWR, 0x07 },
+ { SSM2602_RESET, 0x00 },
+};
+
/*Appending several "None"s just for OSS mixer use*/
static const char *ssm2602_input_select[] = {
@@ -577,6 +589,9 @@ static int ssm260x_component_probe(struct snd_soc_component *component)
return ret;
}
+ regmap_register_patch(ssm2602->regmap, ssm2602_patch,
+ ARRAY_SIZE(ssm2602_patch));
+
/* set the update bits */
regmap_update_bits(ssm2602->regmap, SSM2602_LINVOL,
LINVOL_LRIN_BOTH, LINVOL_LRIN_BOTH);
diff --git a/sound/soc/dwc/dwc-i2s.c b/sound/soc/dwc/dwc-i2s.c
index 65112b9d8588..90b8814d7506 100644
--- a/sound/soc/dwc/dwc-i2s.c
+++ b/sound/soc/dwc/dwc-i2s.c
@@ -132,13 +132,13 @@ static irqreturn_t i2s_irq_handler(int irq, void *dev_id)
/* Error Handling: TX */
if (isr[i] & ISR_TXFO) {
- dev_err(dev->dev, "TX overrun (ch_id=%d)\n", i);
+ dev_err_ratelimited(dev->dev, "TX overrun (ch_id=%d)\n", i);
irq_valid = true;
}
/* Error Handling: TX */
if (isr[i] & ISR_RXFO) {
- dev_err(dev->dev, "RX overrun (ch_id=%d)\n", i);
+ dev_err_ratelimited(dev->dev, "RX overrun (ch_id=%d)\n", i);
irq_valid = true;
}
}
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