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Message-Id: <2023042002-sedative-shimmer-f0e0@gregkh>
Date: Thu, 20 Apr 2023 12:26:03 +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 4.19.281
diff --git a/Documentation/sound/hd-audio/models.rst b/Documentation/sound/hd-audio/models.rst
index 8c0de54b5649..5aa24f7b78ed 100644
--- a/Documentation/sound/hd-audio/models.rst
+++ b/Documentation/sound/hd-audio/models.rst
@@ -691,7 +691,7 @@ ref
no-jd
BIOS setup but without jack-detection
intel
- Intel DG45* mobos
+ Intel D*45* mobos
dell-m6-amic
Dell desktops/laptops with analog mics
dell-m6-dmic
diff --git a/Makefile b/Makefile
index c70637ed93cd..5fb104fb2f36 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 4
PATCHLEVEL = 19
-SUBLEVEL = 280
+SUBLEVEL = 281
EXTRAVERSION =
NAME = "People's Front"
diff --git a/arch/arm64/kvm/guest.c b/arch/arm64/kvm/guest.c
index 870e594f95ed..b509afa05470 100644
--- a/arch/arm64/kvm/guest.c
+++ b/arch/arm64/kvm/guest.c
@@ -57,9 +57,8 @@ static u64 core_reg_offset_from_id(u64 id)
return id & ~(KVM_REG_ARCH_MASK | KVM_REG_SIZE_MASK | KVM_REG_ARM_CORE);
}
-static int validate_core_offset(const struct kvm_one_reg *reg)
+static int core_reg_size_from_offset(u64 off)
{
- u64 off = core_reg_offset_from_id(reg->id);
int size;
switch (off) {
@@ -89,11 +88,24 @@ static int validate_core_offset(const struct kvm_one_reg *reg)
return -EINVAL;
}
- if (KVM_REG_SIZE(reg->id) == size &&
- IS_ALIGNED(off, size / sizeof(__u32)))
- return 0;
+ if (!IS_ALIGNED(off, size / sizeof(__u32)))
+ return -EINVAL;
- return -EINVAL;
+ return size;
+}
+
+static int validate_core_offset(const struct kvm_one_reg *reg)
+{
+ u64 off = core_reg_offset_from_id(reg->id);
+ int size = core_reg_size_from_offset(off);
+
+ if (size < 0)
+ return -EINVAL;
+
+ if (KVM_REG_SIZE(reg->id) != size)
+ return -EINVAL;
+
+ return 0;
}
static int get_core_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg)
@@ -200,9 +212,51 @@ int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)
return -EINVAL;
}
+static int kvm_arm_copy_core_reg_indices(u64 __user *uindices)
+{
+ unsigned int i;
+ int n = 0;
+
+ for (i = 0; i < sizeof(struct kvm_regs) / sizeof(__u32); i++) {
+ u64 reg = KVM_REG_ARM64 | KVM_REG_ARM_CORE | i;
+ int size = core_reg_size_from_offset(i);
+
+ if (size < 0)
+ continue;
+
+ switch (size) {
+ case sizeof(__u32):
+ reg |= KVM_REG_SIZE_U32;
+ break;
+
+ case sizeof(__u64):
+ reg |= KVM_REG_SIZE_U64;
+ break;
+
+ case sizeof(__uint128_t):
+ reg |= KVM_REG_SIZE_U128;
+ break;
+
+ default:
+ WARN_ON(1);
+ continue;
+ }
+
+ if (uindices) {
+ if (put_user(reg, uindices))
+ return -EFAULT;
+ uindices++;
+ }
+
+ n++;
+ }
+
+ return n;
+}
+
static unsigned long num_core_regs(void)
{
- return sizeof(struct kvm_regs) / sizeof(__u32);
+ return kvm_arm_copy_core_reg_indices(NULL);
}
/**
@@ -276,23 +330,20 @@ unsigned long kvm_arm_num_regs(struct kvm_vcpu *vcpu)
*/
int kvm_arm_copy_reg_indices(struct kvm_vcpu *vcpu, u64 __user *uindices)
{
- unsigned int i;
- const u64 core_reg = KVM_REG_ARM64 | KVM_REG_SIZE_U64 | KVM_REG_ARM_CORE;
int ret;
- for (i = 0; i < sizeof(struct kvm_regs) / sizeof(__u32); i++) {
- if (put_user(core_reg | i, uindices))
- return -EFAULT;
- uindices++;
- }
+ ret = kvm_arm_copy_core_reg_indices(uindices);
+ if (ret < 0)
+ return ret;
+ uindices += ret;
ret = kvm_arm_copy_fw_reg_indices(vcpu, uindices);
- if (ret)
+ if (ret < 0)
return ret;
uindices += kvm_arm_get_fw_num_regs(vcpu);
ret = copy_timer_indices(vcpu, uindices);
- if (ret)
+ if (ret < 0)
return ret;
uindices += NUM_TIMER_REGS;
diff --git a/arch/x86/kernel/sysfb_efi.c b/arch/x86/kernel/sysfb_efi.c
index dd8d7636c542..5bc0fedb3342 100644
--- a/arch/x86/kernel/sysfb_efi.c
+++ b/arch/x86/kernel/sysfb_efi.c
@@ -273,6 +273,14 @@ static const struct dmi_system_id efifb_dmi_swap_width_height[] __initconst = {
"IdeaPad Duet 3 10IGL5"),
},
},
+ {
+ /* Lenovo Yoga Book X91F / X91L */
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ /* Non exact match to match F + L versions */
+ DMI_MATCH(DMI_PRODUCT_NAME, "Lenovo YB1-X91"),
+ },
+ },
{},
};
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index ec821a5d131a..265e70b0eb79 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -12752,7 +12752,7 @@ static int nested_vmx_check_vmcs_link_ptr(struct kvm_vcpu *vcpu,
static int check_vmentry_postreqs(struct kvm_vcpu *vcpu, struct vmcs12 *vmcs12,
u32 *exit_qual)
{
- bool ia32e;
+ bool ia32e = !!(vmcs12->vm_entry_controls & VM_ENTRY_IA32E_MODE);
*exit_qual = ENTRY_FAIL_DEFAULT;
@@ -12765,6 +12765,13 @@ static int check_vmentry_postreqs(struct kvm_vcpu *vcpu, struct vmcs12 *vmcs12,
return 1;
}
+ if ((vmcs12->guest_cr0 & (X86_CR0_PG | X86_CR0_PE)) == X86_CR0_PG)
+ return 1;
+
+ if ((ia32e && !(vmcs12->guest_cr4 & X86_CR4_PAE)) ||
+ (ia32e && !(vmcs12->guest_cr0 & X86_CR0_PG)))
+ return 1;
+
/*
* If the load IA32_EFER VM-entry control is 1, the following checks
* are performed on the field for the IA32_EFER MSR:
@@ -12776,7 +12783,6 @@ static int check_vmentry_postreqs(struct kvm_vcpu *vcpu, struct vmcs12 *vmcs12,
*/
if (to_vmx(vcpu)->nested.nested_run_pending &&
(vmcs12->vm_entry_controls & VM_ENTRY_LOAD_IA32_EFER)) {
- ia32e = (vmcs12->vm_entry_controls & VM_ENTRY_IA32E_MODE) != 0;
if (!kvm_valid_efer(vcpu, vmcs12->guest_ia32_efer) ||
ia32e != !!(vmcs12->guest_ia32_efer & EFER_LMA) ||
((vmcs12->guest_cr0 & X86_CR0_PG) &&
diff --git a/arch/x86/pci/fixup.c b/arch/x86/pci/fixup.c
index 76959a7d88c8..94291e0ddcb7 100644
--- a/arch/x86/pci/fixup.c
+++ b/arch/x86/pci/fixup.c
@@ -7,6 +7,7 @@
#include <linux/dmi.h>
#include <linux/pci.h>
#include <linux/vgaarb.h>
+#include <asm/amd_nb.h>
#include <asm/hpet.h>
#include <asm/pci_x86.h>
@@ -824,3 +825,23 @@ static void rs690_fix_64bit_dma(struct pci_dev *pdev)
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x7910, rs690_fix_64bit_dma);
#endif
+
+#ifdef CONFIG_AMD_NB
+
+#define AMD_15B8_RCC_DEV2_EPF0_STRAP2 0x10136008
+#define AMD_15B8_RCC_DEV2_EPF0_STRAP2_NO_SOFT_RESET_DEV2_F0_MASK 0x00000080L
+
+static void quirk_clear_strap_no_soft_reset_dev2_f0(struct pci_dev *dev)
+{
+ u32 data;
+
+ if (!amd_smn_read(0, AMD_15B8_RCC_DEV2_EPF0_STRAP2, &data)) {
+ data &= ~AMD_15B8_RCC_DEV2_EPF0_STRAP2_NO_SOFT_RESET_DEV2_F0_MASK;
+ if (amd_smn_write(0, AMD_15B8_RCC_DEV2_EPF0_STRAP2, data))
+ pci_err(dev, "Failed to write data 0x%x\n", data);
+ } else {
+ pci_err(dev, "Failed to read data\n");
+ }
+}
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD, 0x15b8, quirk_clear_strap_no_soft_reset_dev2_f0);
+#endif
diff --git a/crypto/asymmetric_keys/verify_pefile.c b/crypto/asymmetric_keys/verify_pefile.c
index d178650fd524..411977947adb 100644
--- a/crypto/asymmetric_keys/verify_pefile.c
+++ b/crypto/asymmetric_keys/verify_pefile.c
@@ -139,11 +139,15 @@ static int pefile_strip_sig_wrapper(const void *pebuf,
pr_debug("sig wrapper = { %x, %x, %x }\n",
wrapper.length, wrapper.revision, wrapper.cert_type);
- /* Both pesign and sbsign round up the length of certificate table
- * (in optional header data directories) to 8 byte alignment.
+ /* sbsign rounds up the length of certificate table (in optional
+ * header data directories) to 8 byte alignment. However, the PE
+ * specification states that while entries are 8-byte aligned, this is
+ * not included in their length, and as a result, pesign has not
+ * rounded up since 0.110.
*/
- if (round_up(wrapper.length, 8) != ctx->sig_len) {
- pr_debug("Signature wrapper len wrong\n");
+ if (wrapper.length > ctx->sig_len) {
+ pr_debug("Signature wrapper bigger than sig len (%x > %x)\n",
+ ctx->sig_len, wrapper.length);
return -ELIBBAD;
}
if (wrapper.revision != WIN_CERT_REVISION_2_0) {
diff --git a/drivers/gpio/gpio-davinci.c b/drivers/gpio/gpio-davinci.c
index abb332d15a13..ead75c1062fb 100644
--- a/drivers/gpio/gpio-davinci.c
+++ b/drivers/gpio/gpio-davinci.c
@@ -327,7 +327,7 @@ static struct irq_chip gpio_irqchip = {
.irq_enable = gpio_irq_enable,
.irq_disable = gpio_irq_disable,
.irq_set_type = gpio_irq_type,
- .flags = IRQCHIP_SET_TYPE_MASKED,
+ .flags = IRQCHIP_SET_TYPE_MASKED | IRQCHIP_SKIP_SET_WAKE,
};
static void gpio_irq_handler(struct irq_desc *desc)
diff --git a/drivers/hwtracing/coresight/coresight-etm4x.c b/drivers/hwtracing/coresight/coresight-etm4x.c
index b7bc08cf90c6..56357322f594 100644
--- a/drivers/hwtracing/coresight/coresight-etm4x.c
+++ b/drivers/hwtracing/coresight/coresight-etm4x.c
@@ -143,7 +143,7 @@ static void etm4_enable_hw(void *info)
writel_relaxed(config->ss_pe_cmp[i],
drvdata->base + TRCSSPCICRn(i));
}
- for (i = 0; i < drvdata->nr_addr_cmp; i++) {
+ for (i = 0; i < drvdata->nr_addr_cmp * 2; i++) {
writeq_relaxed(config->addr_val[i],
drvdata->base + TRCACVRn(i));
writeq_relaxed(config->addr_acc[i],
diff --git a/drivers/i2c/busses/i2c-imx-lpi2c.c b/drivers/i2c/busses/i2c-imx-lpi2c.c
index 90c510d16651..f494b2749700 100644
--- a/drivers/i2c/busses/i2c-imx-lpi2c.c
+++ b/drivers/i2c/busses/i2c-imx-lpi2c.c
@@ -468,6 +468,8 @@ static int lpi2c_imx_xfer(struct i2c_adapter *adapter,
if (num == 1 && msgs[0].len == 0)
goto stop;
+ lpi2c_imx->rx_buf = NULL;
+ lpi2c_imx->tx_buf = NULL;
lpi2c_imx->delivered = 0;
lpi2c_imx->msglen = msgs[i].len;
init_completion(&lpi2c_imx->complete);
diff --git a/drivers/iio/dac/cio-dac.c b/drivers/iio/dac/cio-dac.c
index 6898b0c79013..901350697390 100644
--- a/drivers/iio/dac/cio-dac.c
+++ b/drivers/iio/dac/cio-dac.c
@@ -74,8 +74,8 @@ static int cio_dac_write_raw(struct iio_dev *indio_dev,
if (mask != IIO_CHAN_INFO_RAW)
return -EINVAL;
- /* DAC can only accept up to a 16-bit value */
- if ((unsigned int)val > 65535)
+ /* DAC can only accept up to a 12-bit value */
+ if ((unsigned int)val > 4095)
return -EINVAL;
priv->chan_out_states[chan->channel] = val;
diff --git a/drivers/mtd/mtdblock.c b/drivers/mtd/mtdblock.c
index a5b1933c0490..17b3495fe356 100644
--- a/drivers/mtd/mtdblock.c
+++ b/drivers/mtd/mtdblock.c
@@ -164,7 +164,7 @@ static int do_cached_write (struct mtdblk_dev *mtdblk, unsigned long pos,
mtdblk->cache_state = STATE_EMPTY;
ret = mtd_read(mtd, sect_start, sect_size,
&retlen, mtdblk->cache_data);
- if (ret)
+ if (ret && !mtd_is_bitflip(ret))
return ret;
if (retlen != sect_size)
return -EIO;
@@ -199,8 +199,12 @@ static int do_cached_read (struct mtdblk_dev *mtdblk, unsigned long pos,
pr_debug("mtdblock: read on \"%s\" at 0x%lx, size 0x%x\n",
mtd->name, pos, len);
- if (!sect_size)
- return mtd_read(mtd, pos, len, &retlen, buf);
+ if (!sect_size) {
+ ret = mtd_read(mtd, pos, len, &retlen, buf);
+ if (ret && !mtd_is_bitflip(ret))
+ return ret;
+ return 0;
+ }
while (len > 0) {
unsigned long sect_start = (pos/sect_size)*sect_size;
@@ -220,7 +224,7 @@ static int do_cached_read (struct mtdblk_dev *mtdblk, unsigned long pos,
memcpy (buf, mtdblk->cache_data + offset, size);
} else {
ret = mtd_read(mtd, pos, size, &retlen, buf);
- if (ret)
+ if (ret && !mtd_is_bitflip(ret))
return ret;
if (retlen != size)
return -EIO;
diff --git a/drivers/mtd/ubi/build.c b/drivers/mtd/ubi/build.c
index 3d0241f8f3ec..3eb14c68cb9b 100644
--- a/drivers/mtd/ubi/build.c
+++ b/drivers/mtd/ubi/build.c
@@ -657,12 +657,6 @@ static int io_init(struct ubi_device *ubi, int max_beb_per1024)
ubi->ec_hdr_alsize = ALIGN(UBI_EC_HDR_SIZE, ubi->hdrs_min_io_size);
ubi->vid_hdr_alsize = ALIGN(UBI_VID_HDR_SIZE, ubi->hdrs_min_io_size);
- if (ubi->vid_hdr_offset && ((ubi->vid_hdr_offset + UBI_VID_HDR_SIZE) >
- ubi->vid_hdr_alsize)) {
- ubi_err(ubi, "VID header offset %d too large.", ubi->vid_hdr_offset);
- return -EINVAL;
- }
-
dbg_gen("min_io_size %d", ubi->min_io_size);
dbg_gen("max_write_size %d", ubi->max_write_size);
dbg_gen("hdrs_min_io_size %d", ubi->hdrs_min_io_size);
@@ -680,6 +674,21 @@ static int io_init(struct ubi_device *ubi, int max_beb_per1024)
ubi->vid_hdr_aloffset;
}
+ /*
+ * Memory allocation for VID header is ubi->vid_hdr_alsize
+ * which is described in comments in io.c.
+ * Make sure VID header shift + UBI_VID_HDR_SIZE not exceeds
+ * ubi->vid_hdr_alsize, so that all vid header operations
+ * won't access memory out of bounds.
+ */
+ if ((ubi->vid_hdr_shift + UBI_VID_HDR_SIZE) > ubi->vid_hdr_alsize) {
+ ubi_err(ubi, "Invalid VID header offset %d, VID header shift(%d)"
+ " + VID header size(%zu) > VID header aligned size(%d).",
+ ubi->vid_hdr_offset, ubi->vid_hdr_shift,
+ UBI_VID_HDR_SIZE, ubi->vid_hdr_alsize);
+ return -EINVAL;
+ }
+
/* Similar for the data offset */
ubi->leb_start = ubi->vid_hdr_offset + UBI_VID_HDR_SIZE;
ubi->leb_start = ALIGN(ubi->leb_start, ubi->min_io_size);
diff --git a/drivers/mtd/ubi/wl.c b/drivers/mtd/ubi/wl.c
index 7f0847ee53f2..83c460f7a883 100644
--- a/drivers/mtd/ubi/wl.c
+++ b/drivers/mtd/ubi/wl.c
@@ -568,6 +568,7 @@ static int erase_worker(struct ubi_device *ubi, struct ubi_work *wl_wrk,
* @vol_id: the volume ID that last used this PEB
* @lnum: the last used logical eraseblock number for the PEB
* @torture: if the physical eraseblock has to be tortured
+ * @nested: denotes whether the work_sem is already held
*
* This function returns zero in case of success and a %-ENOMEM in case of
* failure.
@@ -1046,8 +1047,6 @@ static int ensure_wear_leveling(struct ubi_device *ubi, int nested)
* __erase_worker - physical eraseblock erase worker function.
* @ubi: UBI device description object
* @wl_wrk: the work object
- * @shutdown: non-zero if the worker has to free memory and exit
- * because the WL sub-system is shutting down
*
* This function erases a physical eraseblock and perform torture testing if
* needed. It also takes care about marking the physical eraseblock bad if
@@ -1097,7 +1096,7 @@ static int __erase_worker(struct ubi_device *ubi, struct ubi_work *wl_wrk)
int err1;
/* Re-schedule the LEB for erasure */
- err1 = schedule_erase(ubi, e, vol_id, lnum, 0, false);
+ err1 = schedule_erase(ubi, e, vol_id, lnum, 0, true);
if (err1) {
spin_lock(&ubi->wl_lock);
wl_entry_destroy(ubi, e);
diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c
index 324d81516832..d58f5bbb8795 100644
--- a/drivers/net/ethernet/cadence/macb_main.c
+++ b/drivers/net/ethernet/cadence/macb_main.c
@@ -707,6 +707,10 @@ static dma_addr_t macb_get_addr(struct macb *bp, struct macb_dma_desc *desc)
}
#endif
addr |= MACB_BF(RX_WADDR, MACB_BFEXT(RX_WADDR, desc->addr));
+#ifdef CONFIG_MACB_USE_HWSTAMP
+ if (bp->hw_dma_cap & HW_DMA_CAP_PTP)
+ addr &= ~GEM_BIT(DMA_RXVALID);
+#endif
return addr;
}
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c
index d344e9d43832..d3030bd967d5 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ctx.c
@@ -629,7 +629,13 @@ int qlcnic_fw_create_ctx(struct qlcnic_adapter *dev)
int i, err, ring;
if (dev->flags & QLCNIC_NEED_FLR) {
- pci_reset_function(dev->pdev);
+ err = pci_reset_function(dev->pdev);
+ if (err) {
+ dev_err(&dev->pdev->dev,
+ "Adapter reset failed (%d). Please reboot\n",
+ err);
+ return err;
+ }
dev->flags &= ~QLCNIC_NEED_FLR;
}
diff --git a/drivers/net/ethernet/sun/niu.c b/drivers/net/ethernet/sun/niu.c
index 605c4d15b88c..1693a70325c5 100644
--- a/drivers/net/ethernet/sun/niu.c
+++ b/drivers/net/ethernet/sun/niu.c
@@ -4505,7 +4505,7 @@ static int niu_alloc_channels(struct niu *np)
err = niu_rbr_fill(np, rp, GFP_KERNEL);
if (err)
- return err;
+ goto out_err;
}
tx_rings = kcalloc(num_tx_rings, sizeof(struct tx_ring_info),
diff --git a/drivers/pinctrl/pinctrl-amd.c b/drivers/pinctrl/pinctrl-amd.c
index 66b9c5826ec0..a44902b14087 100644
--- a/drivers/pinctrl/pinctrl-amd.c
+++ b/drivers/pinctrl/pinctrl-amd.c
@@ -774,6 +774,34 @@ static const struct pinconf_ops amd_pinconf_ops = {
.pin_config_group_set = amd_pinconf_group_set,
};
+static void amd_gpio_irq_init(struct amd_gpio *gpio_dev)
+{
+ struct pinctrl_desc *desc = gpio_dev->pctrl->desc;
+ unsigned long flags;
+ u32 pin_reg, mask;
+ int i;
+
+ mask = BIT(WAKE_CNTRL_OFF_S0I3) | BIT(WAKE_CNTRL_OFF_S3) |
+ BIT(INTERRUPT_MASK_OFF) | BIT(INTERRUPT_ENABLE_OFF) |
+ BIT(WAKE_CNTRL_OFF_S4);
+
+ for (i = 0; i < desc->npins; i++) {
+ int pin = desc->pins[i].number;
+ const struct pin_desc *pd = pin_desc_get(gpio_dev->pctrl, pin);
+
+ if (!pd)
+ continue;
+
+ raw_spin_lock_irqsave(&gpio_dev->lock, flags);
+
+ pin_reg = readl(gpio_dev->base + i * 4);
+ pin_reg &= ~mask;
+ writel(pin_reg, gpio_dev->base + i * 4);
+
+ raw_spin_unlock_irqrestore(&gpio_dev->lock, flags);
+ }
+}
+
#ifdef CONFIG_PM_SLEEP
static bool amd_gpio_should_save(struct amd_gpio *gpio_dev, unsigned int pin)
{
@@ -858,6 +886,7 @@ static int amd_gpio_probe(struct platform_device *pdev)
int irq_base;
struct resource *res;
struct amd_gpio *gpio_dev;
+ struct gpio_irq_chip *girq;
gpio_dev = devm_kzalloc(&pdev->dev,
sizeof(struct amd_gpio), GFP_KERNEL);
@@ -921,6 +950,18 @@ static int amd_gpio_probe(struct platform_device *pdev)
return PTR_ERR(gpio_dev->pctrl);
}
+ /* Disable and mask interrupts */
+ amd_gpio_irq_init(gpio_dev);
+
+ girq = &gpio_dev->gc.irq;
+ girq->chip = &amd_gpio_irqchip;
+ /* This will let us handle the parent IRQ in the driver */
+ girq->parent_handler = NULL;
+ girq->num_parents = 0;
+ girq->parents = NULL;
+ girq->default_type = IRQ_TYPE_NONE;
+ girq->handler = handle_simple_irq;
+
ret = gpiochip_add_data(&gpio_dev->gc, gpio_dev);
if (ret)
return ret;
@@ -932,19 +973,8 @@ static int amd_gpio_probe(struct platform_device *pdev)
goto out2;
}
- ret = gpiochip_irqchip_add(&gpio_dev->gc,
- &amd_gpio_irqchip,
- 0,
- handle_simple_irq,
- IRQ_TYPE_NONE);
- if (ret) {
- dev_err(&pdev->dev, "could not add irqchip\n");
- ret = -ENODEV;
- goto out2;
- }
-
- ret = devm_request_irq(&pdev->dev, irq_base, amd_gpio_irq_handler, 0,
- KBUILD_MODNAME, gpio_dev);
+ ret = devm_request_irq(&pdev->dev, irq_base, amd_gpio_irq_handler,
+ IRQF_SHARED, KBUILD_MODNAME, gpio_dev);
if (ret)
goto out2;
diff --git a/drivers/power/supply/cros_usbpd-charger.c b/drivers/power/supply/cros_usbpd-charger.c
index 688a16bacfbb..74b5914abbf7 100644
--- a/drivers/power/supply/cros_usbpd-charger.c
+++ b/drivers/power/supply/cros_usbpd-charger.c
@@ -242,7 +242,7 @@ static int cros_usbpd_charger_get_power_info(struct port_data *port)
port->psy_current_max = 0;
break;
default:
- dev_err(dev, "Port %d: default case!\n", port->port_number);
+ dev_dbg(dev, "Port %d: default case!\n", port->port_number);
port->psy_usb_type = POWER_SUPPLY_USB_TYPE_SDP;
}
diff --git a/drivers/pwm/pwm-cros-ec.c b/drivers/pwm/pwm-cros-ec.c
index 98f6ac6cf6ab..bedf6298acfb 100644
--- a/drivers/pwm/pwm-cros-ec.c
+++ b/drivers/pwm/pwm-cros-ec.c
@@ -125,6 +125,7 @@ static void cros_ec_pwm_get_state(struct pwm_chip *chip, struct pwm_device *pwm,
state->enabled = (ret > 0);
state->period = EC_PWM_MAX_DUTY;
+ state->polarity = PWM_POLARITY_NORMAL;
/* Note that "disabled" and "duty cycle == 0" are treated the same */
state->duty_cycle = ret;
diff --git a/drivers/scsi/ses.c b/drivers/scsi/ses.c
index f50a675dc4b8..f2ab113d6633 100644
--- a/drivers/scsi/ses.c
+++ b/drivers/scsi/ses.c
@@ -519,9 +519,6 @@ static int ses_enclosure_find_by_addr(struct enclosure_device *edev,
int i;
struct ses_component *scomp;
- if (!edev->component[0].scratch)
- return 0;
-
for (i = 0; i < edev->components; i++) {
scomp = edev->component[i].scratch;
if (scomp->addr != efd->addr)
@@ -612,8 +609,10 @@ static void ses_enclosure_data_process(struct enclosure_device *edev,
components++,
type_ptr[0],
name);
- else
+ else if (components < edev->components)
ecomp = &edev->component[components++];
+ else
+ ecomp = ERR_PTR(-EINVAL);
if (!IS_ERR(ecomp)) {
if (addl_desc_ptr) {
@@ -744,11 +743,6 @@ static int ses_intf_add(struct device *cdev,
components += type_ptr[1];
}
- if (components == 0) {
- sdev_printk(KERN_WARNING, sdev, "enclosure has no enumerated components\n");
- goto err_free;
- }
-
ses_dev->page1 = buf;
ses_dev->page1_len = len;
buf = NULL;
@@ -790,9 +784,11 @@ static int ses_intf_add(struct device *cdev,
buf = NULL;
}
page2_not_supported:
- scomp = kcalloc(components, sizeof(struct ses_component), GFP_KERNEL);
- if (!scomp)
- goto err_free;
+ if (components > 0) {
+ scomp = kcalloc(components, sizeof(struct ses_component), GFP_KERNEL);
+ if (!scomp)
+ goto err_free;
+ }
edev = enclosure_register(cdev->parent, dev_name(&sdev->sdev_gendev),
components, &ses_enclosure_callbacks);
diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c
index ba7f0b44b710..dfe9ac3b95af 100644
--- a/drivers/tty/serial/sh-sci.c
+++ b/drivers/tty/serial/sh-sci.c
@@ -2908,6 +2908,13 @@ static int sci_init_single(struct platform_device *dev,
for (i = 0; i < ARRAY_SIZE(sci_port->irqs); ++i)
sci_port->irqs[i] = platform_get_irq(dev, i);
+ /*
+ * The fourth interrupt on SCI port is transmit end interrupt, so
+ * shuffle the interrupts.
+ */
+ if (p->type == PORT_SCI)
+ swap(sci_port->irqs[SCIx_BRI_IRQ], sci_port->irqs[SCIx_TEI_IRQ]);
+
/* The SCI generates several interrupts. They can be muxed together or
* connected to different interrupt lines. In the muxed case only one
* interrupt resource is specified as there is only one interrupt ID.
@@ -2973,7 +2980,7 @@ static int sci_init_single(struct platform_device *dev,
port->flags = UPF_FIXED_PORT | UPF_BOOT_AUTOCONF | p->flags;
port->fifosize = sci_port->params->fifosize;
- if (port->type == PORT_SCI) {
+ if (port->type == PORT_SCI && !dev->dev.of_node) {
if (sci_port->reg_size >= 0x20)
port->regshift = 2;
else
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index 7932a65324d2..c203b2e7b838 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -121,6 +121,7 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(0x10C4, 0x826B) }, /* Cygnal Integrated Products, Inc., Fasttrax GPS demonstration module */
{ USB_DEVICE(0x10C4, 0x8281) }, /* Nanotec Plug & Drive */
{ USB_DEVICE(0x10C4, 0x8293) }, /* Telegesis ETRX2USB */
+ { USB_DEVICE(0x10C4, 0x82AA) }, /* Silicon Labs IFS-USB-DATACABLE used with Quint UPS */
{ USB_DEVICE(0x10C4, 0x82EF) }, /* CESINEL FALCO 6105 AC Power Supply */
{ USB_DEVICE(0x10C4, 0x82F1) }, /* CESINEL MEDCAL EFD Earth Fault Detector */
{ USB_DEVICE(0x10C4, 0x82F2) }, /* CESINEL MEDCAL ST Network Analyzer */
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 17cfa0fd6175..8dd94ce7245e 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -1198,6 +1198,8 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RM520N, 0xff, 0xff, 0x30) },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RM520N, 0xff, 0, 0x40) },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RM520N, 0xff, 0, 0) },
+ { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, 0x0900, 0xff, 0, 0), /* RM500U-CN */
+ .driver_info = ZLP },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EC200U, 0xff, 0, 0) },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EC200S_CN, 0xff, 0, 0) },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EC200T, 0xff, 0, 0) },
@@ -1300,6 +1302,14 @@ static const struct usb_device_id option_ids[] = {
.driver_info = NCTRL(0) | RSVD(1) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1075, 0xff), /* Telit FN990 (PCIe) */
.driver_info = RSVD(0) },
+ { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1080, 0xff), /* Telit FE990 (rmnet) */
+ .driver_info = NCTRL(0) | RSVD(1) | RSVD(2) },
+ { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1081, 0xff), /* Telit FE990 (MBIM) */
+ .driver_info = NCTRL(0) | RSVD(1) },
+ { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1082, 0xff), /* Telit FE990 (RNDIS) */
+ .driver_info = NCTRL(2) | RSVD(3) },
+ { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1083, 0xff), /* Telit FE990 (ECM) */
+ .driver_info = NCTRL(0) | RSVD(1) },
{ USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_ME910),
.driver_info = NCTRL(0) | RSVD(1) | RSVD(3) },
{ USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_ME910_DUAL_MODEM),
diff --git a/drivers/watchdog/sbsa_gwdt.c b/drivers/watchdog/sbsa_gwdt.c
index e8bd9887c566..1ffb0394c8a1 100644
--- a/drivers/watchdog/sbsa_gwdt.c
+++ b/drivers/watchdog/sbsa_gwdt.c
@@ -130,6 +130,7 @@ static int sbsa_gwdt_set_timeout(struct watchdog_device *wdd,
struct sbsa_gwdt *gwdt = watchdog_get_drvdata(wdd);
wdd->timeout = timeout;
+ timeout = clamp_t(unsigned int, timeout, 1, wdd->max_hw_heartbeat_ms / 1000);
if (action)
writel(gwdt->clk * timeout,
diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h
index 5ac7bf24c507..2d438318681a 100644
--- a/fs/nfs/nfs4_fs.h
+++ b/fs/nfs/nfs4_fs.h
@@ -190,7 +190,7 @@ struct nfs4_state {
unsigned int n_wronly; /* Number of write-only references */
unsigned int n_rdwr; /* Number of read/write references */
fmode_t state; /* State on the server (R,W, or RW) */
- atomic_t count;
+ refcount_t count;
wait_queue_head_t waitq;
};
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 250fa88303fa..3651619468d7 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -1792,7 +1792,7 @@ static struct nfs4_state *nfs4_try_open_cached(struct nfs4_opendata *opendata)
out:
return ERR_PTR(ret);
out_return_state:
- atomic_inc(&state->count);
+ refcount_inc(&state->count);
return state;
}
@@ -1851,8 +1851,7 @@ _nfs4_opendata_reclaim_to_nfs4_state(struct nfs4_opendata *data)
if (!data->rpc_done) {
if (data->rpc_status)
return ERR_PTR(data->rpc_status);
- /* cached opens have already been processed */
- goto update;
+ return nfs4_try_open_cached(data);
}
ret = nfs_refresh_inode(inode, &data->f_attr);
@@ -1861,10 +1860,11 @@ _nfs4_opendata_reclaim_to_nfs4_state(struct nfs4_opendata *data)
if (data->o_res.delegation_type != 0)
nfs4_opendata_check_deleg(data, state);
-update:
- update_open_stateid(state, &data->o_res.stateid, NULL,
- data->o_arg.fmode);
- atomic_inc(&state->count);
+
+ if (!update_open_stateid(state, &data->o_res.stateid,
+ NULL, data->o_arg.fmode))
+ return ERR_PTR(-EAGAIN);
+ refcount_inc(&state->count);
return state;
}
@@ -1902,7 +1902,7 @@ nfs4_opendata_find_nfs4_state(struct nfs4_opendata *data)
return ERR_CAST(inode);
if (data->state != NULL && data->state->inode == inode) {
state = data->state;
- atomic_inc(&state->count);
+ refcount_inc(&state->count);
} else
state = nfs4_get_open_state(inode, data->owner);
iput(inode);
@@ -1928,8 +1928,11 @@ _nfs4_opendata_to_nfs4_state(struct nfs4_opendata *data)
if (data->o_res.delegation_type != 0)
nfs4_opendata_check_deleg(data, state);
- update_open_stateid(state, &data->o_res.stateid, NULL,
- data->o_arg.fmode);
+ if (!update_open_stateid(state, &data->o_res.stateid,
+ NULL, data->o_arg.fmode)) {
+ nfs4_put_open_state(state);
+ state = ERR_PTR(-EAGAIN);
+ }
out:
nfs_release_seqid(data->o_arg.seqid);
return state;
@@ -1975,7 +1978,7 @@ static struct nfs4_opendata *nfs4_open_recoverdata_alloc(struct nfs_open_context
if (opendata == NULL)
return ERR_PTR(-ENOMEM);
opendata->state = state;
- atomic_inc(&state->count);
+ refcount_inc(&state->count);
return opendata;
}
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
index b9fbd01ef4cf..e5b4c6987c84 100644
--- a/fs/nfs/nfs4state.c
+++ b/fs/nfs/nfs4state.c
@@ -675,7 +675,7 @@ nfs4_alloc_open_state(void)
state = kzalloc(sizeof(*state), GFP_NOFS);
if (!state)
return NULL;
- atomic_set(&state->count, 1);
+ refcount_set(&state->count, 1);
INIT_LIST_HEAD(&state->lock_states);
spin_lock_init(&state->state_lock);
seqlock_init(&state->seqlock);
@@ -709,7 +709,7 @@ __nfs4_find_state_byowner(struct inode *inode, struct nfs4_state_owner *owner)
continue;
if (!nfs4_valid_open_stateid(state))
continue;
- if (atomic_inc_not_zero(&state->count))
+ if (refcount_inc_not_zero(&state->count))
return state;
}
return NULL;
@@ -763,7 +763,7 @@ void nfs4_put_open_state(struct nfs4_state *state)
struct inode *inode = state->inode;
struct nfs4_state_owner *owner = state->owner;
- if (!atomic_dec_and_lock(&state->count, &owner->so_lock))
+ if (!refcount_dec_and_lock(&state->count, &owner->so_lock))
return;
spin_lock(&inode->i_lock);
list_del(&state->inode_states);
@@ -1596,7 +1596,7 @@ static int nfs4_reclaim_open_state(struct nfs4_state_owner *sp, const struct nfs
continue;
if (state->state == 0)
continue;
- atomic_inc(&state->count);
+ refcount_inc(&state->count);
spin_unlock(&sp->so_lock);
status = ops->recover_open(sp, state);
if (status >= 0) {
diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c
index 11914b3585b3..7765a7f9963c 100644
--- a/fs/nilfs2/segment.c
+++ b/fs/nilfs2/segment.c
@@ -2609,11 +2609,10 @@ static int nilfs_segctor_thread(void *arg)
goto loop;
end_thread:
- spin_unlock(&sci->sc_state_lock);
-
/* end sync. */
sci->sc_task = NULL;
wake_up(&sci->sc_wait_task); /* for nilfs_segctor_kill_thread() */
+ spin_unlock(&sci->sc_state_lock);
return 0;
}
diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c
index 2961b5ceb4a7..221a54faab52 100644
--- a/fs/nilfs2/super.c
+++ b/fs/nilfs2/super.c
@@ -484,6 +484,7 @@ static void nilfs_put_super(struct super_block *sb)
up_write(&nilfs->ns_sem);
}
+ nilfs_sysfs_delete_device_group(nilfs);
iput(nilfs->ns_sufile);
iput(nilfs->ns_cpfile);
iput(nilfs->ns_dat);
@@ -1110,6 +1111,7 @@ nilfs_fill_super(struct super_block *sb, void *data, int silent)
nilfs_put_root(fsroot);
failed_unload:
+ nilfs_sysfs_delete_device_group(nilfs);
iput(nilfs->ns_sufile);
iput(nilfs->ns_cpfile);
iput(nilfs->ns_dat);
diff --git a/fs/nilfs2/the_nilfs.c b/fs/nilfs2/the_nilfs.c
index 6541e29a8b20..24f626e7d012 100644
--- a/fs/nilfs2/the_nilfs.c
+++ b/fs/nilfs2/the_nilfs.c
@@ -87,7 +87,6 @@ void destroy_nilfs(struct the_nilfs *nilfs)
{
might_sleep();
if (nilfs_init(nilfs)) {
- nilfs_sysfs_delete_device_group(nilfs);
brelse(nilfs->ns_sbh[0]);
brelse(nilfs->ns_sbh[1]);
}
@@ -275,6 +274,10 @@ int load_nilfs(struct the_nilfs *nilfs, struct super_block *sb)
goto failed;
}
+ err = nilfs_sysfs_create_device_group(sb);
+ if (unlikely(err))
+ goto sysfs_error;
+
if (valid_fs)
goto skip_recovery;
@@ -336,6 +339,9 @@ int load_nilfs(struct the_nilfs *nilfs, struct super_block *sb)
goto failed;
failed_unload:
+ nilfs_sysfs_delete_device_group(nilfs);
+
+ sysfs_error:
iput(nilfs->ns_cpfile);
iput(nilfs->ns_sufile);
iput(nilfs->ns_dat);
@@ -668,10 +674,6 @@ int init_nilfs(struct the_nilfs *nilfs, struct super_block *sb, char *data)
if (err)
goto failed_sbh;
- err = nilfs_sysfs_create_device_group(sb);
- if (err)
- goto failed_sbh;
-
set_nilfs_init(nilfs);
err = 0;
out:
diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h
index dd16e8218db3..ed35a950ce58 100644
--- a/include/linux/ftrace.h
+++ b/include/linux/ftrace.h
@@ -689,7 +689,7 @@ static inline void __ftrace_enabled_restore(int enabled)
#define CALLER_ADDR5 ((unsigned long)ftrace_return_address(5))
#define CALLER_ADDR6 ((unsigned long)ftrace_return_address(6))
-static inline unsigned long get_lock_parent_ip(void)
+static __always_inline unsigned long get_lock_parent_ip(void)
{
unsigned long addr = CALLER_ADDR0;
diff --git a/kernel/cgroup/cpuset.c b/kernel/cgroup/cpuset.c
index c6d412cebc43..3067d3e5a51d 100644
--- a/kernel/cgroup/cpuset.c
+++ b/kernel/cgroup/cpuset.c
@@ -1504,7 +1504,9 @@ static void cpuset_cancel_attach(struct cgroup_taskset *tset)
cs = css_cs(css);
mutex_lock(&cpuset_mutex);
- css_cs(css)->attach_in_progress--;
+ cs->attach_in_progress--;
+ if (!cs->attach_in_progress)
+ wake_up(&cpuset_attach_wq);
mutex_unlock(&cpuset_mutex);
}
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 668e5492e4c4..72ed3f3d078f 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -10431,7 +10431,7 @@ perf_event_set_output(struct perf_event *event, struct perf_event *output_event)
/*
* If its not a per-cpu rb, it must be the same task.
*/
- if (output_event->cpu == -1 && output_event->ctx != event->ctx)
+ if (output_event->cpu == -1 && output_event->hw.target != event->hw.target)
goto out;
/*
diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c
index bef3d01b8ff6..37fade5101ee 100644
--- a/kernel/trace/ring_buffer.c
+++ b/kernel/trace/ring_buffer.c
@@ -2463,6 +2463,10 @@ rb_set_commit_to_write(struct ring_buffer_per_cpu *cpu_buffer)
if (RB_WARN_ON(cpu_buffer,
rb_is_reader_page(cpu_buffer->tail_page)))
return;
+ /*
+ * No need for a memory barrier here, as the update
+ * of the tail_page did it for this page.
+ */
local_set(&cpu_buffer->commit_page->page->commit,
rb_page_write(cpu_buffer->commit_page));
rb_inc_page(cpu_buffer, &cpu_buffer->commit_page);
@@ -2476,6 +2480,8 @@ rb_set_commit_to_write(struct ring_buffer_per_cpu *cpu_buffer)
while (rb_commit_index(cpu_buffer) !=
rb_page_write(cpu_buffer->commit_page)) {
+ /* Make sure the readers see the content of what is committed. */
+ smp_wmb();
local_set(&cpu_buffer->commit_page->page->commit,
rb_page_write(cpu_buffer->commit_page));
RB_WARN_ON(cpu_buffer,
@@ -3841,7 +3847,12 @@ rb_get_reader_page(struct ring_buffer_per_cpu *cpu_buffer)
/*
* Make sure we see any padding after the write update
- * (see rb_reset_tail())
+ * (see rb_reset_tail()).
+ *
+ * In addition, a writer may be writing on the reader page
+ * if the page has not been fully filled, so the read barrier
+ * is also needed to make sure we see the content of what is
+ * committed by the writer (see rb_set_commit_to_write()).
*/
smp_rmb();
diff --git a/mm/swapfile.c b/mm/swapfile.c
index f3b2d694a155..a4a80b9765b7 100644
--- a/mm/swapfile.c
+++ b/mm/swapfile.c
@@ -620,6 +620,7 @@ static void __del_from_avail_list(struct swap_info_struct *p)
{
int nid;
+ assert_spin_locked(&p->lock);
for_each_node(nid)
plist_del(&p->avail_lists[nid], &swap_avail_heads[nid]);
}
@@ -2575,8 +2576,8 @@ SYSCALL_DEFINE1(swapoff, const char __user *, specialfile)
spin_unlock(&swap_lock);
goto out_dput;
}
- del_from_avail_list(p);
spin_lock(&p->lock);
+ del_from_avail_list(p);
if (p->prio < 0) {
struct swap_info_struct *si = p;
int nid;
diff --git a/net/9p/trans_xen.c b/net/9p/trans_xen.c
index 08b96aeaff46..c87146a49636 100644
--- a/net/9p/trans_xen.c
+++ b/net/9p/trans_xen.c
@@ -299,6 +299,10 @@ static void xen_9pfs_front_free(struct xen_9pfs_front_priv *priv)
write_unlock(&xen_9pfs_lock);
for (i = 0; i < priv->num_rings; i++) {
+ struct xen_9pfs_dataring *ring = &priv->rings[i];
+
+ cancel_work_sync(&ring->work);
+
if (!priv->rings[i].intf)
break;
if (priv->rings[i].irq > 0)
diff --git a/net/bluetooth/hidp/core.c b/net/bluetooth/hidp/core.c
index 0cbd0bca971f..00dae8e875a2 100644
--- a/net/bluetooth/hidp/core.c
+++ b/net/bluetooth/hidp/core.c
@@ -428,7 +428,7 @@ static void hidp_set_timer(struct hidp_session *session)
static void hidp_del_timer(struct hidp_session *session)
{
if (session->idle_to > 0)
- del_timer(&session->timer);
+ del_timer_sync(&session->timer);
}
static void hidp_process_report(struct hidp_session *session, int type,
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index 0e034925e360..1a68aad5737e 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -4350,33 +4350,27 @@ static inline int l2cap_disconnect_req(struct l2cap_conn *conn,
BT_DBG("scid 0x%4.4x dcid 0x%4.4x", scid, dcid);
- mutex_lock(&conn->chan_lock);
-
- chan = __l2cap_get_chan_by_scid(conn, dcid);
+ chan = l2cap_get_chan_by_scid(conn, dcid);
if (!chan) {
- mutex_unlock(&conn->chan_lock);
cmd_reject_invalid_cid(conn, cmd->ident, dcid, scid);
return 0;
}
- l2cap_chan_hold(chan);
- l2cap_chan_lock(chan);
-
rsp.dcid = cpu_to_le16(chan->scid);
rsp.scid = cpu_to_le16(chan->dcid);
l2cap_send_cmd(conn, cmd->ident, L2CAP_DISCONN_RSP, sizeof(rsp), &rsp);
chan->ops->set_shutdown(chan);
+ mutex_lock(&conn->chan_lock);
l2cap_chan_del(chan, ECONNRESET);
+ mutex_unlock(&conn->chan_lock);
chan->ops->close(chan);
l2cap_chan_unlock(chan);
l2cap_chan_put(chan);
- mutex_unlock(&conn->chan_lock);
-
return 0;
}
@@ -4396,33 +4390,27 @@ static inline int l2cap_disconnect_rsp(struct l2cap_conn *conn,
BT_DBG("dcid 0x%4.4x scid 0x%4.4x", dcid, scid);
- mutex_lock(&conn->chan_lock);
-
- chan = __l2cap_get_chan_by_scid(conn, scid);
+ chan = l2cap_get_chan_by_scid(conn, scid);
if (!chan) {
mutex_unlock(&conn->chan_lock);
return 0;
}
- l2cap_chan_hold(chan);
- l2cap_chan_lock(chan);
-
if (chan->state != BT_DISCONN) {
l2cap_chan_unlock(chan);
l2cap_chan_put(chan);
- mutex_unlock(&conn->chan_lock);
return 0;
}
+ mutex_lock(&conn->chan_lock);
l2cap_chan_del(chan, 0);
+ mutex_unlock(&conn->chan_lock);
chan->ops->close(chan);
l2cap_chan_unlock(chan);
l2cap_chan_put(chan);
- mutex_unlock(&conn->chan_lock);
-
return 0;
}
diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index 41e32a958d08..08f0da9e6a80 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -136,6 +136,20 @@ static void queue_process(struct work_struct *work)
}
}
+static int netif_local_xmit_active(struct net_device *dev)
+{
+ int i;
+
+ for (i = 0; i < dev->num_tx_queues; i++) {
+ struct netdev_queue *txq = netdev_get_tx_queue(dev, i);
+
+ if (READ_ONCE(txq->xmit_lock_owner) == smp_processor_id())
+ return 1;
+ }
+
+ return 0;
+}
+
static void poll_one_napi(struct napi_struct *napi)
{
int work;
@@ -182,7 +196,10 @@ void netpoll_poll_dev(struct net_device *dev)
if (!ni || down_trylock(&ni->dev_lock))
return;
- if (!netif_running(dev)) {
+ /* Some drivers will take the same locks in poll and xmit,
+ * we can't poll if local CPU is already in xmit.
+ */
+ if (!netif_running(dev) || netif_local_xmit_active(dev)) {
up(&ni->dev_lock);
return;
}
diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c
index aa179e6461e1..af0ddaa55e43 100644
--- a/net/ipv4/icmp.c
+++ b/net/ipv4/icmp.c
@@ -759,6 +759,11 @@ void __icmp_send(struct sk_buff *skb_in, int type, int code, __be32 info,
room = 576;
room -= sizeof(struct iphdr) + icmp_param.replyopts.opt.opt.optlen;
room -= sizeof(struct icmphdr);
+ /* Guard against tiny mtu. We need to include at least one
+ * IP network header for this message to make any sense.
+ */
+ if (room <= (int)sizeof(struct iphdr))
+ goto ende;
icmp_param.data_len = skb_in->len - icmp_param.offset;
if (icmp_param.data_len > room)
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 70820d049b92..4f31a781ab37 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -1730,8 +1730,13 @@ struct sk_buff *__ip6_make_skb(struct sock *sk,
IP6_UPD_PO_STATS(net, rt->rt6i_idev, IPSTATS_MIB_OUT, skb->len);
if (proto == IPPROTO_ICMPV6) {
struct inet6_dev *idev = ip6_dst_idev(skb_dst(skb));
+ u8 icmp6_type;
- ICMP6MSGOUT_INC_STATS(net, idev, icmp6_hdr(skb)->icmp6_type);
+ if (sk->sk_socket->type == SOCK_RAW && !inet_sk(sk)->hdrincl)
+ icmp6_type = fl6->fl6_icmp_type;
+ else
+ icmp6_type = icmp6_hdr(skb)->icmp6_type;
+ ICMP6MSGOUT_INC_STATS(net, idev, icmp6_type);
ICMP6_INC_STATS(net, idev, ICMP6_MIB_OUTMSGS);
}
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 9b0cae403027..16c98a2a5c36 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -1219,9 +1219,11 @@ int udpv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
msg->msg_name = &sin;
msg->msg_namelen = sizeof(sin);
do_udp_sendmsg:
- if (__ipv6_only_sock(sk))
- return -ENETUNREACH;
- return udp_sendmsg(sk, msg, len);
+ err = __ipv6_only_sock(sk) ?
+ -ENETUNREACH : udp_sendmsg(sk, msg, len);
+ msg->msg_name = sin6;
+ msg->msg_namelen = addr_len;
+ return err;
}
}
diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c
index 5e28be07cad8..5c209f72de70 100644
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -969,7 +969,8 @@ static int __must_check __sta_info_destroy_part1(struct sta_info *sta)
list_del_rcu(&sta->list);
sta->removed = true;
- drv_sta_pre_rcu_remove(local, sta->sdata, sta);
+ if (sta->uploaded)
+ drv_sta_pre_rcu_remove(local, sta->sdata, sta);
if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN &&
rcu_access_pointer(sdata->u.vlan.sta) == sta)
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 8901bb7afa2b..355b89579e93 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -1953,6 +1953,10 @@ static int sctp_sendmsg_to_asoc(struct sctp_association *asoc,
err = sctp_wait_for_sndbuf(asoc, &timeo, msg_len);
if (err)
goto err;
+ if (unlikely(sinfo->sinfo_stream >= asoc->stream.outcnt)) {
+ err = -EINVAL;
+ goto err;
+ }
}
if (sctp_state(asoc, CLOSED)) {
diff --git a/net/sctp/stream_interleave.c b/net/sctp/stream_interleave.c
index 0a78cdf86463..3290e6f5b6c6 100644
--- a/net/sctp/stream_interleave.c
+++ b/net/sctp/stream_interleave.c
@@ -1151,7 +1151,8 @@ static void sctp_generate_iftsn(struct sctp_outq *q, __u32 ctsn)
#define _sctp_walk_ifwdtsn(pos, chunk, end) \
for (pos = chunk->subh.ifwdtsn_hdr->skip; \
- (void *)pos < (void *)chunk->subh.ifwdtsn_hdr->skip + (end); pos++)
+ (void *)pos <= (void *)chunk->subh.ifwdtsn_hdr->skip + (end) - \
+ sizeof(struct sctp_ifwdtsn_skip); pos++)
#define sctp_walk_ifwdtsn(pos, ch) \
_sctp_walk_ifwdtsn((pos), (ch), ntohs((ch)->chunk_hdr->length) - \
diff --git a/sound/i2c/cs8427.c b/sound/i2c/cs8427.c
index 8afa2f888466..ef40501cf898 100644
--- a/sound/i2c/cs8427.c
+++ b/sound/i2c/cs8427.c
@@ -568,10 +568,13 @@ int snd_cs8427_iec958_active(struct snd_i2c_device *cs8427, int active)
if (snd_BUG_ON(!cs8427))
return -ENXIO;
chip = cs8427->private_data;
- if (active)
+ if (active) {
memcpy(chip->playback.pcm_status,
chip->playback.def_status, 24);
- chip->playback.pcm_ctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
+ chip->playback.pcm_ctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
+ } else {
+ chip->playback.pcm_ctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE;
+ }
snd_ctl_notify(cs8427->bus->card,
SNDRV_CTL_EVENT_MASK_VALUE | SNDRV_CTL_EVENT_MASK_INFO,
&chip->playback.pcm_ctl->id);
diff --git a/sound/pci/emu10k1/emupcm.c b/sound/pci/emu10k1/emupcm.c
index 623776b13f8d..54f09fbd786f 100644
--- a/sound/pci/emu10k1/emupcm.c
+++ b/sound/pci/emu10k1/emupcm.c
@@ -1258,7 +1258,7 @@ static int snd_emu10k1_capture_mic_close(struct snd_pcm_substream *substream)
{
struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
- emu->capture_interrupt = NULL;
+ emu->capture_mic_interrupt = NULL;
emu->pcm_capture_mic_substream = NULL;
return 0;
}
@@ -1366,7 +1366,7 @@ static int snd_emu10k1_capture_efx_close(struct snd_pcm_substream *substream)
{
struct snd_emu10k1 *emu = snd_pcm_substream_chip(substream);
- emu->capture_interrupt = NULL;
+ emu->capture_efx_interrupt = NULL;
emu->pcm_capture_efx_substream = NULL;
return 0;
}
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 9cedb78bffe7..546872e72427 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -2556,6 +2556,7 @@ static const struct snd_pci_quirk alc882_fixup_tbl[] = {
SND_PCI_QUIRK(0x1462, 0xda57, "MSI Z270-Gaming", ALC1220_FIXUP_GB_DUAL_CODECS),
SND_PCI_QUIRK_VENDOR(0x1462, "MSI", ALC882_FIXUP_GPIO3),
SND_PCI_QUIRK(0x147b, 0x107a, "Abit AW9D-MAX", ALC882_FIXUP_ABIT_AW9D_MAX),
+ SND_PCI_QUIRK(0x1558, 0x3702, "Clevo X370SN[VW]", ALC1220_FIXUP_CLEVO_PB51ED_PINS),
SND_PCI_QUIRK(0x1558, 0x50d3, "Clevo PC50[ER][CDF]", ALC1220_FIXUP_CLEVO_PB51ED_PINS),
SND_PCI_QUIRK(0x1558, 0x65d1, "Clevo PB51[ER][CDF]", ALC1220_FIXUP_CLEVO_PB51ED_PINS),
SND_PCI_QUIRK(0x1558, 0x65d2, "Clevo PB51R[CDF]", ALC1220_FIXUP_CLEVO_PB51ED_PINS),
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 8d09312b2e42..e91df1152612 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -1723,6 +1723,7 @@ static const struct snd_pci_quirk stac925x_fixup_tbl[] = {
};
static const struct hda_pintbl ref92hd73xx_pin_configs[] = {
+ // Port A-H
{ 0x0a, 0x02214030 },
{ 0x0b, 0x02a19040 },
{ 0x0c, 0x01a19020 },
@@ -1731,9 +1732,12 @@ static const struct hda_pintbl ref92hd73xx_pin_configs[] = {
{ 0x0f, 0x01014010 },
{ 0x10, 0x01014020 },
{ 0x11, 0x01014030 },
+ // CD in
{ 0x12, 0x02319040 },
+ // Digial Mic ins
{ 0x13, 0x90a000f0 },
{ 0x14, 0x90a000f0 },
+ // Digital outs
{ 0x22, 0x01452050 },
{ 0x23, 0x01452050 },
{}
@@ -1774,6 +1778,7 @@ static const struct hda_pintbl alienware_m17x_pin_configs[] = {
};
static const struct hda_pintbl intel_dg45id_pin_configs[] = {
+ // Analog outputs
{ 0x0a, 0x02214230 },
{ 0x0b, 0x02A19240 },
{ 0x0c, 0x01013214 },
@@ -1781,6 +1786,9 @@ static const struct hda_pintbl intel_dg45id_pin_configs[] = {
{ 0x0e, 0x01A19250 },
{ 0x0f, 0x01011212 },
{ 0x10, 0x01016211 },
+ // Digital output
+ { 0x22, 0x01451380 },
+ { 0x23, 0x40f000f0 },
{}
};
@@ -1971,6 +1979,8 @@ static const struct snd_pci_quirk stac92hd73xx_fixup_tbl[] = {
"DFI LanParty", STAC_92HD73XX_REF),
SND_PCI_QUIRK(PCI_VENDOR_ID_DFI, 0x3101,
"DFI LanParty", STAC_92HD73XX_REF),
+ SND_PCI_QUIRK(PCI_VENDOR_ID_INTEL, 0x5001,
+ "Intel DP45SG", STAC_92HD73XX_INTEL),
SND_PCI_QUIRK(PCI_VENDOR_ID_INTEL, 0x5002,
"Intel DG45ID", STAC_92HD73XX_INTEL),
SND_PCI_QUIRK(PCI_VENDOR_ID_INTEL, 0x5003,
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