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Date: Wed, 7 Feb 2018 15:34:34 -0600
From: Greg KH <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org,
Andrew Morton <akpm@...ux-foundation.org>,
torvalds@...ux-foundation.org, stable@...r.kernel.org
Cc: lwn@....net, Jiri Slaby <jslaby@...e.cz>
Subject: Re: Linux 3.18.94
diff --git a/Makefile b/Makefile
index 172d9e596d25..03a5b7e2076c 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 3
PATCHLEVEL = 18
-SUBLEVEL = 93
+SUBLEVEL = 94
EXTRAVERSION =
NAME = Diseased Newt
diff --git a/arch/um/Makefile b/arch/um/Makefile
index e4b1a9639c4d..d467ae58c934 100644
--- a/arch/um/Makefile
+++ b/arch/um/Makefile
@@ -68,9 +68,10 @@ KBUILD_CFLAGS += $(CFLAGS) $(CFLAGS-y) -D__arch_um__ \
KBUILD_AFLAGS += $(ARCH_INCLUDE)
-USER_CFLAGS = $(patsubst $(KERNEL_DEFINES),,$(patsubst -D__KERNEL__,,\
- $(patsubst -I%,,$(KBUILD_CFLAGS)))) $(ARCH_INCLUDE) $(MODE_INCLUDE) \
- $(filter -I%,$(CFLAGS)) -D_FILE_OFFSET_BITS=64 -idirafter include
+USER_CFLAGS = $(patsubst $(KERNEL_DEFINES),,$(patsubst -I%,,$(KBUILD_CFLAGS))) \
+ $(ARCH_INCLUDE) $(MODE_INCLUDE) $(filter -I%,$(CFLAGS)) \
+ -D_FILE_OFFSET_BITS=64 -idirafter $(srctree)/include \
+ -idirafter $(obj)/include -D__KERNEL__ -D__UM_HOST__
#This will adjust *FLAGS accordingly to the platform.
include $(srctree)/$(ARCH_DIR)/Makefile-os-$(OS)
@@ -116,7 +117,7 @@ archheaders:
archprepare: include/generated/user_constants.h
LINK-$(CONFIG_LD_SCRIPT_STATIC) += -static
-LINK-$(CONFIG_LD_SCRIPT_DYN) += -Wl,-rpath,/lib
+LINK-$(CONFIG_LD_SCRIPT_DYN) += -Wl,-rpath,/lib $(call cc-option, -no-pie)
CFLAGS_NO_HARDENING := $(call cc-option, -fno-PIC,) $(call cc-option, -fno-pic,) \
$(call cc-option, -fno-stack-protector,) \
diff --git a/arch/um/drivers/mconsole.h b/arch/um/drivers/mconsole.h
index 8b22535c62ce..44af7379ea19 100644
--- a/arch/um/drivers/mconsole.h
+++ b/arch/um/drivers/mconsole.h
@@ -7,7 +7,7 @@
#ifndef __MCONSOLE_H__
#define __MCONSOLE_H__
-#ifndef __KERNEL__
+#ifdef __UM_HOST__
#include <stdint.h>
#define u32 uint32_t
#endif
diff --git a/arch/um/include/shared/init.h b/arch/um/include/shared/init.h
index b3906f860a87..233e2593eee0 100644
--- a/arch/um/include/shared/init.h
+++ b/arch/um/include/shared/init.h
@@ -40,28 +40,8 @@
typedef int (*initcall_t)(void);
typedef void (*exitcall_t)(void);
-#ifndef __KERNEL__
-#ifndef __section
-# define __section(S) __attribute__ ((__section__(#S)))
-#endif
-
-#if __GNUC__ == 3
-
-#if __GNUC_MINOR__ >= 3
-# define __used __attribute__((__used__))
-#else
-# define __used __attribute__((__unused__))
-#endif
-
-#else
-#if __GNUC__ == 4
-# define __used __attribute__((__used__))
-#endif
-#endif
-
-#else
#include <linux/compiler.h>
-#endif
+
/* These are for everybody (although not all archs will actually
discard it in modules) */
#define __init __section(.init.text)
@@ -131,7 +111,7 @@ extern struct uml_param __uml_setup_start, __uml_setup_end;
#define __uml_postsetup_call __used __section(.uml.postsetup.init)
#define __uml_exit_call __used __section(.uml.exitcall.exit)
-#ifndef __KERNEL__
+#ifdef __UM_HOST__
#define __define_initcall(level,fn) \
static initcall_t __initcall_##fn __used \
diff --git a/arch/um/include/shared/user.h b/arch/um/include/shared/user.h
index cef068563336..4cff19f6207a 100644
--- a/arch/um/include/shared/user.h
+++ b/arch/um/include/shared/user.h
@@ -17,7 +17,7 @@
#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
/* This is to get size_t */
-#ifdef __KERNEL__
+#ifndef __UM_HOST__
#include <linux/types.h>
#else
#include <stddef.h>
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 306d152336cd..bcae7051aba2 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -849,7 +849,8 @@ int x86_emulate_instruction(struct kvm_vcpu *vcpu, unsigned long cr2,
static inline int emulate_instruction(struct kvm_vcpu *vcpu,
int emulation_type)
{
- return x86_emulate_instruction(vcpu, 0, emulation_type, NULL, 0);
+ return x86_emulate_instruction(vcpu, 0,
+ emulation_type | EMULTYPE_NO_REEXECUTE, NULL, 0);
}
void kvm_enable_efer_bits(u64);
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 852572c971c4..08751c554d35 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -4385,6 +4385,8 @@ int x86_decode_insn(struct x86_emulate_ctxt *ctxt, void *insn, int insn_len)
bool op_prefix = false;
bool has_seg_override = false;
struct opcode opcode;
+ u16 dummy;
+ struct desc_struct desc;
ctxt->memop.type = OP_NONE;
ctxt->memopp = NULL;
@@ -4403,6 +4405,11 @@ int x86_decode_insn(struct x86_emulate_ctxt *ctxt, void *insn, int insn_len)
switch (mode) {
case X86EMUL_MODE_REAL:
case X86EMUL_MODE_VM86:
+ def_op_bytes = def_ad_bytes = 2;
+ ctxt->ops->get_segment(ctxt, &dummy, &desc, NULL, VCPU_SREG_CS);
+ if (desc.d)
+ def_op_bytes = def_ad_bytes = 4;
+ break;
case X86EMUL_MODE_PROT16:
def_op_bytes = def_ad_bytes = 2;
break;
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index c1fd6d3d4394..9b02ba40fed0 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -4569,7 +4569,7 @@ static void vmx_vcpu_reset(struct kvm_vcpu *vcpu)
vmcs_writel(GUEST_SYSENTER_ESP, 0);
vmcs_writel(GUEST_SYSENTER_EIP, 0);
- vmcs_writel(GUEST_RFLAGS, 0x02);
+ kvm_set_rflags(vcpu, X86_EFLAGS_FIXED);
kvm_rip_write(vcpu, 0xfff0);
vmcs_writel(GUEST_GDTR_BASE, 0);
@@ -5707,7 +5707,7 @@ static int handle_invalid_guest_state(struct kvm_vcpu *vcpu)
if (test_bit(KVM_REQ_EVENT, &vcpu->requests))
return 1;
- err = emulate_instruction(vcpu, EMULTYPE_NO_REEXECUTE);
+ err = emulate_instruction(vcpu, 0);
if (err == EMULATE_USER_EXIT) {
++vcpu->stat.mmio_exits;
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 0dcbe370374f..80a83113a1ce 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -5109,7 +5109,7 @@ static int handle_emulation_failure(struct kvm_vcpu *vcpu)
vcpu->run->exit_reason = KVM_EXIT_INTERNAL_ERROR;
vcpu->run->internal.suberror = KVM_INTERNAL_ERROR_EMULATION;
vcpu->run->internal.ndata = 0;
- r = EMULATE_FAIL;
+ r = EMULATE_USER_EXIT;
}
kvm_queue_exception(vcpu, UD_VECTOR);
diff --git a/arch/x86/um/shared/sysdep/tls.h b/arch/x86/um/shared/sysdep/tls.h
index 27cce00c6b30..a682db13df23 100644
--- a/arch/x86/um/shared/sysdep/tls.h
+++ b/arch/x86/um/shared/sysdep/tls.h
@@ -1,7 +1,7 @@
#ifndef _SYSDEP_TLS_H
#define _SYSDEP_TLS_H
-# ifndef __KERNEL__
+#ifdef __UM_HOST__
/* Change name to avoid conflicts with the original one from <asm/ldt.h>, which
* may be named user_desc (but in 2.4 and in header matching its API was named
@@ -22,11 +22,11 @@ typedef struct um_dup_user_desc {
#endif
} user_desc_t;
-# else /* __KERNEL__ */
+#else /* __UM_HOST__ */
typedef struct user_desc user_desc_t;
-# endif /* __KERNEL__ */
+#endif /* __UM_HOST__ */
extern int os_set_thread_area(user_desc_t *info, int pid);
extern int os_get_thread_area(user_desc_t *info, int pid);
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index 6cb1beb47c25..94385b969f67 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -1512,9 +1512,8 @@ out:
return err;
}
-static void lo_release(struct gendisk *disk, fmode_t mode)
+static void __lo_release(struct loop_device *lo)
{
- struct loop_device *lo = disk->private_data;
int err;
mutex_lock(&lo->lo_ctl_mutex);
@@ -1542,6 +1541,13 @@ out:
mutex_unlock(&lo->lo_ctl_mutex);
}
+static void lo_release(struct gendisk *disk, fmode_t mode)
+{
+ mutex_lock(&loop_index_mutex);
+ __lo_release(disk->private_data);
+ mutex_unlock(&loop_index_mutex);
+}
+
static const struct block_device_operations lo_fops = {
.owner = THIS_MODULE,
.open = lo_open,
diff --git a/drivers/gpio/gpio-iop.c b/drivers/gpio/gpio-iop.c
index 0a5e9d3f308c..2978aa5ae282 100644
--- a/drivers/gpio/gpio-iop.c
+++ b/drivers/gpio/gpio-iop.c
@@ -130,3 +130,7 @@ static int __init iop3xx_gpio_init(void)
return platform_driver_register(&iop3xx_gpio_driver);
}
arch_initcall(iop3xx_gpio_init);
+
+MODULE_DESCRIPTION("GPIO handling for Intel IOP3xx processors");
+MODULE_AUTHOR("Lennert Buytenhek <buytenh@...tstofly.org>");
+MODULE_LICENSE("GPL");
diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c
index 291d11fe93e7..6f3fabb5350f 100644
--- a/drivers/hwmon/pmbus/pmbus_core.c
+++ b/drivers/hwmon/pmbus/pmbus_core.c
@@ -20,6 +20,7 @@
*/
#include <linux/kernel.h>
+#include <linux/math64.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/err.h>
@@ -443,8 +444,8 @@ static long pmbus_reg2data_linear(struct pmbus_data *data,
static long pmbus_reg2data_direct(struct pmbus_data *data,
struct pmbus_sensor *sensor)
{
- long val = (s16) sensor->data;
- long m, b, R;
+ s64 b, val = (s16)sensor->data;
+ s32 m, R;
m = data->info->m[sensor->class];
b = data->info->b[sensor->class];
@@ -472,11 +473,12 @@ static long pmbus_reg2data_direct(struct pmbus_data *data,
R--;
}
while (R < 0) {
- val = DIV_ROUND_CLOSEST(val, 10);
+ val = div_s64(val + 5LL, 10L); /* round closest */
R++;
}
- return (val - b) / m;
+ val = div_s64(val - b, m);
+ return clamp_val(val, LONG_MIN, LONG_MAX);
}
/*
@@ -588,7 +590,8 @@ static u16 pmbus_data2reg_linear(struct pmbus_data *data,
static u16 pmbus_data2reg_direct(struct pmbus_data *data,
struct pmbus_sensor *sensor, long val)
{
- long m, b, R;
+ s64 b, val64 = val;
+ s32 m, R;
m = data->info->m[sensor->class];
b = data->info->b[sensor->class];
@@ -605,18 +608,18 @@ static u16 pmbus_data2reg_direct(struct pmbus_data *data,
R -= 3; /* Adjust R and b for data in milli-units */
b *= 1000;
}
- val = val * m + b;
+ val64 = val64 * m + b;
while (R > 0) {
- val *= 10;
+ val64 *= 10;
R--;
}
while (R < 0) {
- val = DIV_ROUND_CLOSEST(val, 10);
+ val64 = div_s64(val64 + 5LL, 10L); /* round closest */
R++;
}
- return val;
+ return (u16)clamp_val(val64, S16_MIN, S16_MAX);
}
static u16 pmbus_data2reg_vid(struct pmbus_data *data,
diff --git a/drivers/input/input.c b/drivers/input/input.c
index 0f175f55782b..34aae7e5498a 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -668,6 +668,7 @@ EXPORT_SYMBOL(input_close_device);
*/
static void input_dev_release_keys(struct input_dev *dev)
{
+ bool need_sync = false;
int code;
if (is_event_supported(EV_KEY, dev->evbit, EV_MAX)) {
@@ -675,9 +676,11 @@ static void input_dev_release_keys(struct input_dev *dev)
if (is_event_supported(code, dev->keybit, KEY_MAX) &&
__test_and_clear_bit(code, dev->key)) {
input_pass_event(dev, EV_KEY, code, 0);
+ need_sync = true;
}
}
- input_pass_event(dev, EV_SYN, SYN_REPORT, 1);
+ if (need_sync)
+ input_pass_event(dev, EV_SYN, SYN_REPORT, 1);
}
}
diff --git a/drivers/md/bcache/btree.c b/drivers/md/bcache/btree.c
index 43829d9493f7..e53ce5e2a28a 100644
--- a/drivers/md/bcache/btree.c
+++ b/drivers/md/bcache/btree.c
@@ -808,7 +808,10 @@ int bch_btree_cache_alloc(struct cache_set *c)
c->shrink.scan_objects = bch_mca_scan;
c->shrink.seeks = 4;
c->shrink.batch = c->btree_pages * 2;
- register_shrinker(&c->shrink);
+
+ if (register_shrinker(&c->shrink))
+ pr_warn("bcache: %s: could not register shrinker",
+ __func__);
return 0;
}
diff --git a/drivers/media/usb/usbtv/usbtv-core.c b/drivers/media/usb/usbtv/usbtv-core.c
index 29428bef272c..3bbc77aa6a33 100644
--- a/drivers/media/usb/usbtv/usbtv-core.c
+++ b/drivers/media/usb/usbtv/usbtv-core.c
@@ -127,6 +127,7 @@ static void usbtv_disconnect(struct usb_interface *intf)
static struct usb_device_id usbtv_id_table[] = {
{ USB_DEVICE(0x1b71, 0x3002) },
+ { USB_DEVICE(0x1f71, 0x3301) },
{}
};
MODULE_DEVICE_TABLE(usb, usbtv_id_table);
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index 3b3911e511ac..1ffad88e8a29 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -3172,7 +3172,7 @@ static int __igb_close(struct net_device *netdev, bool suspending)
static int igb_close(struct net_device *netdev)
{
- if (netif_device_present(netdev))
+ if (netif_device_present(netdev) || netdev->dismantle)
return __igb_close(netdev, false);
return 0;
}
diff --git a/drivers/net/ethernet/xilinx/Kconfig b/drivers/net/ethernet/xilinx/Kconfig
index 7b90a5eba099..9d6c252c1911 100644
--- a/drivers/net/ethernet/xilinx/Kconfig
+++ b/drivers/net/ethernet/xilinx/Kconfig
@@ -36,6 +36,7 @@ config XILINX_AXI_EMAC
config XILINX_LL_TEMAC
tristate "Xilinx LL TEMAC (LocalLink Tri-mode Ethernet MAC) driver"
depends on (PPC || MICROBLAZE)
+ depends on !64BIT || BROKEN
select PHYLIB
---help---
This driver supports the Xilinx 10/100/1000 LocalLink TEMAC
diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
index 8f45be1592ca..e76f46edee08 100644
--- a/drivers/net/xen-netfront.c
+++ b/drivers/net/xen-netfront.c
@@ -85,6 +85,8 @@ struct netfront_cb {
/* IRQ name is queue name with "-tx" or "-rx" appended */
#define IRQ_NAME_SIZE (QUEUE_NAME_SIZE + 3)
+static DECLARE_WAIT_QUEUE_HEAD(module_unload_q);
+
struct netfront_stats {
u64 rx_packets;
u64 tx_packets;
@@ -2080,10 +2082,12 @@ static void netback_changed(struct xenbus_device *dev,
break;
case XenbusStateClosed:
+ wake_up_all(&module_unload_q);
if (dev->state == XenbusStateClosed)
break;
/* Missed the backend's CLOSING state -- fallthrough */
case XenbusStateClosing:
+ wake_up_all(&module_unload_q);
xenbus_frontend_closed(dev);
break;
}
@@ -2305,6 +2309,20 @@ static int xennet_remove(struct xenbus_device *dev)
dev_dbg(&dev->dev, "%s\n", dev->nodename);
+ if (xenbus_read_driver_state(dev->otherend) != XenbusStateClosed) {
+ xenbus_switch_state(dev, XenbusStateClosing);
+ wait_event(module_unload_q,
+ xenbus_read_driver_state(dev->otherend) ==
+ XenbusStateClosing);
+
+ xenbus_switch_state(dev, XenbusStateClosed);
+ wait_event(module_unload_q,
+ xenbus_read_driver_state(dev->otherend) ==
+ XenbusStateClosed ||
+ xenbus_read_driver_state(dev->otherend) ==
+ XenbusStateUnknown);
+ }
+
xennet_disconnect_backend(info);
xennet_sysfs_delif(info->netdev);
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 605ca60e8a10..64ee59685aac 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -4287,12 +4287,15 @@ static int ufshcd_config_vreg(struct device *dev,
struct ufs_vreg *vreg, bool on)
{
int ret = 0;
- struct regulator *reg = vreg->reg;
- const char *name = vreg->name;
+ struct regulator *reg;
+ const char *name;
int min_uV, uA_load;
BUG_ON(!vreg);
+ reg = vreg->reg;
+ name = vreg->name;
+
if (regulator_count_voltages(reg) > 0) {
min_uV = on ? vreg->min_uV : 0;
ret = regulator_set_voltage(reg, min_uV, vreg->max_uV);
diff --git a/drivers/spi/spi-imx.c b/drivers/spi/spi-imx.c
index bf0effb86137..4c5e43f6f7f6 100644
--- a/drivers/spi/spi-imx.c
+++ b/drivers/spi/spi-imx.c
@@ -1220,12 +1220,23 @@ static int spi_imx_remove(struct platform_device *pdev)
{
struct spi_master *master = platform_get_drvdata(pdev);
struct spi_imx_data *spi_imx = spi_master_get_devdata(master);
+ int ret;
spi_bitbang_stop(&spi_imx->bitbang);
+ ret = clk_enable(spi_imx->clk_per);
+ if (ret)
+ return ret;
+
+ ret = clk_enable(spi_imx->clk_ipg);
+ if (ret) {
+ clk_disable(spi_imx->clk_per);
+ return ret;
+ }
+
writel(0, spi_imx->base + MXC_CSPICTRL);
- clk_unprepare(spi_imx->clk_ipg);
- clk_unprepare(spi_imx->clk_per);
+ clk_disable_unprepare(spi_imx->clk_ipg);
+ clk_disable_unprepare(spi_imx->clk_per);
spi_imx_sdma_exit(spi_imx);
spi_master_put(master);
diff --git a/drivers/staging/rtl8188eu/os_dep/ioctl_linux.c b/drivers/staging/rtl8188eu/os_dep/ioctl_linux.c
index d598fec4abbf..0bfb4fe8a86e 100644
--- a/drivers/staging/rtl8188eu/os_dep/ioctl_linux.c
+++ b/drivers/staging/rtl8188eu/os_dep/ioctl_linux.c
@@ -1396,19 +1396,13 @@ static int rtw_wx_get_essid(struct net_device *dev,
if ((check_fwstate(pmlmepriv, _FW_LINKED)) ||
(check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE))) {
len = pcur_bss->Ssid.SsidLength;
-
- wrqu->essid.length = len;
-
memcpy(extra, pcur_bss->Ssid.Ssid, len);
-
- wrqu->essid.flags = 1;
} else {
- ret = -1;
- goto exit;
+ len = 0;
+ *extra = 0;
}
-
-exit:
-
+ wrqu->essid.length = len;
+ wrqu->essid.flags = 1;
return ret;
}
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index a5e94b8fa2dc..e01d39509172 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -381,7 +381,7 @@ static int acm_submit_read_urb(struct acm *acm, int index, gfp_t mem_flags)
res = usb_submit_urb(acm->read_urbs[index], mem_flags);
if (res) {
- if (res != -EPERM) {
+ if (res != -EPERM && res != -ENODEV) {
dev_err(&acm->data->dev,
"%s - usb_submit_urb failed: %d\n",
__func__, res);
@@ -1712,6 +1712,9 @@ static const struct usb_device_id acm_ids[] = {
{ USB_DEVICE(0x0ace, 0x1611), /* ZyDAS 56K USB MODEM - new version */
.driver_info = SINGLE_RX_URB, /* firmware bug */
},
+ { USB_DEVICE(0x11ca, 0x0201), /* VeriFone Mx870 Gadget Serial */
+ .driver_info = SINGLE_RX_URB,
+ },
{ USB_DEVICE(0x22b8, 0x7000), /* Motorola Q Phone */
.driver_info = NO_UNION_NORMAL, /* has no union descriptor */
},
diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
index f24adf48b0cc..0056ca7e588c 100644
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -103,7 +103,6 @@ int config_ep_by_speed(struct usb_gadget *g,
struct usb_function *f,
struct usb_ep *_ep)
{
- struct usb_composite_dev *cdev = get_gadget_data(g);
struct usb_endpoint_descriptor *chosen_desc = NULL;
struct usb_descriptor_header **speed_desc = NULL;
@@ -170,8 +169,12 @@ ep_found:
_ep->maxburst = comp_desc->bMaxBurst + 1;
break;
default:
- if (comp_desc->bMaxBurst != 0)
+ if (comp_desc->bMaxBurst != 0) {
+ struct usb_composite_dev *cdev;
+
+ cdev = get_gadget_data(g);
ERROR(cdev, "ep0 bMaxBurst must be 0\n");
+ }
_ep->maxburst = 1;
break;
}
diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c
index 2c46089ac423..88aa287f10ea 100644
--- a/drivers/usb/gadget/function/f_fs.c
+++ b/drivers/usb/gadget/function/f_fs.c
@@ -3438,7 +3438,8 @@ static void ffs_closed(struct ffs_data *ffs)
ci = opts->func_inst.group.cg_item.ci_parent->ci_parent;
ffs_dev_unlock();
- unregister_gadget_item(ci);
+ if (test_bit(FFS_FL_BOUND, &ffs->flags))
+ unregister_gadget_item(ci);
return;
done:
ffs_dev_unlock();
diff --git a/drivers/usb/serial/Kconfig b/drivers/usb/serial/Kconfig
index a69f7cd9d0bf..1594e811ab00 100644
--- a/drivers/usb/serial/Kconfig
+++ b/drivers/usb/serial/Kconfig
@@ -62,6 +62,7 @@ config USB_SERIAL_SIMPLE
- Fundamental Software dongle.
- HP4x calculators
- a number of Motorola phones
+ - Motorola Tetra devices
- Novatel Wireless GPS receivers
- Siemens USB/MPI adapter.
- ViVOtech ViVOpay USB device.
diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c
index f35befe3bccf..eef2cbb001ea 100644
--- a/drivers/usb/serial/io_edgeport.c
+++ b/drivers/usb/serial/io_edgeport.c
@@ -2219,7 +2219,6 @@ static int write_cmd_usb(struct edgeport_port *edge_port,
/* something went wrong */
dev_err(dev, "%s - usb_submit_urb(write command) failed, status = %d\n",
__func__, status);
- usb_kill_urb(urb);
usb_free_urb(urb);
atomic_dec(&CmdUrbs);
return status;
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index 534c308c6b33..387dde4abb57 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -39,6 +39,7 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_RSAQ2) },
{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_DCU11) },
{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_RSAQ3) },
+ { USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_CHILITAG) },
{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_PHAROS) },
{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_ALDIGA) },
{ USB_DEVICE(PL2303_VENDOR_ID, PL2303_PRODUCT_ID_MMX) },
diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h
index e3b7af8adfb7..6184bd4d3777 100644
--- a/drivers/usb/serial/pl2303.h
+++ b/drivers/usb/serial/pl2303.h
@@ -17,6 +17,7 @@
#define PL2303_PRODUCT_ID_DCU11 0x1234
#define PL2303_PRODUCT_ID_PHAROS 0xaaa0
#define PL2303_PRODUCT_ID_RSAQ3 0xaaa2
+#define PL2303_PRODUCT_ID_CHILITAG 0xaaa8
#define PL2303_PRODUCT_ID_ALDIGA 0x0611
#define PL2303_PRODUCT_ID_MMX 0x0612
#define PL2303_PRODUCT_ID_GPRS 0x0609
diff --git a/drivers/usb/serial/usb-serial-simple.c b/drivers/usb/serial/usb-serial-simple.c
index 40de275cddf4..35f6b121f9d8 100644
--- a/drivers/usb/serial/usb-serial-simple.c
+++ b/drivers/usb/serial/usb-serial-simple.c
@@ -72,6 +72,11 @@ DEVICE(vivopay, VIVOPAY_IDS);
{ USB_DEVICE(0x22b8, 0x2c64) } /* Motorola V950 phone */
DEVICE(moto_modem, MOTO_IDS);
+/* Motorola Tetra driver */
+#define MOTOROLA_TETRA_IDS() \
+ { USB_DEVICE(0x0cad, 0x9011) } /* Motorola Solutions TETRA PEI */
+DEVICE(motorola_tetra, MOTOROLA_TETRA_IDS);
+
/* Novatel Wireless GPS driver */
#define NOVATEL_IDS() \
{ USB_DEVICE(0x09d7, 0x0100) } /* NovAtel FlexPack GPS */
@@ -101,6 +106,7 @@ static struct usb_serial_driver * const serial_drivers[] = {
&flashloader_device,
&vivopay_device,
&moto_modem_device,
+ &motorola_tetra_device,
&novatel_gps_device,
&hp4x_device,
&suunto_device,
@@ -115,6 +121,7 @@ static const struct usb_device_id id_table[] = {
FLASHLOADER_IDS(),
VIVOPAY_IDS(),
MOTO_IDS(),
+ MOTOROLA_TETRA_IDS(),
NOVATEL_IDS(),
HP4X_IDS(),
SUUNTO_IDS(),
diff --git a/drivers/usb/storage/uas.c b/drivers/usb/storage/uas.c
index 017278ec4e03..7d535f1ddecc 100644
--- a/drivers/usb/storage/uas.c
+++ b/drivers/usb/storage/uas.c
@@ -1067,20 +1067,19 @@ static int uas_post_reset(struct usb_interface *intf)
return 0;
err = uas_configure_endpoints(devinfo);
- if (err) {
+ if (err && err != ENODEV)
shost_printk(KERN_ERR, shost,
"%s: alloc streams error %d after reset",
__func__, err);
- return 1;
- }
+ /* we must unblock the host in every case lest we deadlock */
spin_lock_irqsave(shost->host_lock, flags);
scsi_report_bus_reset(shost, 0);
spin_unlock_irqrestore(shost->host_lock, flags);
scsi_unblock_requests(shost);
- return 0;
+ return err ? 1 : 0;
}
static int uas_suspend(struct usb_interface *intf, pm_message_t message)
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index d59ce5a665d9..34b718c6ce53 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -62,12 +62,16 @@ static const stateid_t zero_stateid = {
static const stateid_t currentstateid = {
.si_generation = 1,
};
+static const stateid_t close_stateid = {
+ .si_generation = 0xffffffffU,
+};
static u64 current_sessionid = 1;
#define ZERO_STATEID(stateid) (!memcmp((stateid), &zero_stateid, sizeof(stateid_t)))
#define ONE_STATEID(stateid) (!memcmp((stateid), &one_stateid, sizeof(stateid_t)))
#define CURRENT_STATEID(stateid) (!memcmp((stateid), ¤tstateid, sizeof(stateid_t)))
+#define CLOSE_STATEID(stateid) (!memcmp((stateid), &close_stateid, sizeof(stateid_t)))
/* forward declarations */
static bool check_for_locks(struct nfs4_file *fp, struct nfs4_lockowner *lowner);
@@ -4411,7 +4415,8 @@ static __be32 nfsd4_validate_stateid(struct nfs4_client *cl, stateid_t *stateid)
struct nfs4_stid *s;
__be32 status = nfserr_bad_stateid;
- if (ZERO_STATEID(stateid) || ONE_STATEID(stateid))
+ if (ZERO_STATEID(stateid) || ONE_STATEID(stateid) ||
+ CLOSE_STATEID(stateid))
return status;
/* Client debugging aid. */
if (!same_clid(&stateid->si_opaque.so_clid, &cl->cl_clientid)) {
@@ -4469,7 +4474,8 @@ nfsd4_lookup_stateid(struct nfsd4_compound_state *cstate,
else if (typemask & NFS4_DELEG_STID)
typemask |= NFS4_REVOKED_DELEG_STID;
- if (ZERO_STATEID(stateid) || ONE_STATEID(stateid))
+ if (ZERO_STATEID(stateid) || ONE_STATEID(stateid) ||
+ CLOSE_STATEID(stateid))
return nfserr_bad_stateid;
status = lookup_clientid(&stateid->si_opaque.so_clid, cstate, nn);
if (status == nfserr_stale_clientid) {
@@ -4901,6 +4907,11 @@ nfsd4_close(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
nfsd4_close_open_stateid(stp);
+ /* See RFC5661 sectionm 18.2.4 */
+ if (stp->st_stid.sc_client->cl_minorversion)
+ memcpy(&close->cl_stateid, &close_stateid,
+ sizeof(close->cl_stateid));
+
/* put reference from nfs4_preprocess_seqid_op */
nfs4_put_stid(&stp->st_stid);
out:
diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c
index 18aaccb290c2..a9b448e8f92d 100644
--- a/fs/quota/dquot.c
+++ b/fs/quota/dquot.c
@@ -2730,7 +2730,8 @@ static int __init dquot_init(void)
printk("Dquot-cache hash table entries: %ld (order %ld, %ld bytes)\n",
nr_hash, order, (PAGE_SIZE << order));
- register_shrinker(&dqcache_shrinker);
+ if (register_shrinker(&dqcache_shrinker))
+ panic("Cannot register dquot shrinker");
return 0;
}
diff --git a/net/mac80211/mesh_hwmp.c b/net/mac80211/mesh_hwmp.c
index 214e63b84e5c..4efc60236cdb 100644
--- a/net/mac80211/mesh_hwmp.c
+++ b/net/mac80211/mesh_hwmp.c
@@ -763,7 +763,7 @@ static void hwmp_rann_frame_process(struct ieee80211_sub_if_data *sdata,
struct mesh_path *mpath;
u8 ttl, flags, hopcount;
const u8 *orig_addr;
- u32 orig_sn, metric, metric_txsta, interval;
+ u32 orig_sn, new_metric, orig_metric, last_hop_metric, interval;
bool root_is_gate;
ttl = rann->rann_ttl;
@@ -774,7 +774,7 @@ static void hwmp_rann_frame_process(struct ieee80211_sub_if_data *sdata,
interval = le32_to_cpu(rann->rann_interval);
hopcount = rann->rann_hopcount;
hopcount++;
- metric = le32_to_cpu(rann->rann_metric);
+ orig_metric = le32_to_cpu(rann->rann_metric);
/* Ignore our own RANNs */
if (ether_addr_equal(orig_addr, sdata->vif.addr))
@@ -791,7 +791,10 @@ static void hwmp_rann_frame_process(struct ieee80211_sub_if_data *sdata,
return;
}
- metric_txsta = airtime_link_metric_get(local, sta);
+ last_hop_metric = airtime_link_metric_get(local, sta);
+ new_metric = orig_metric + last_hop_metric;
+ if (new_metric < orig_metric)
+ new_metric = MAX_METRIC;
mpath = mesh_path_lookup(sdata, orig_addr);
if (!mpath) {
@@ -804,7 +807,7 @@ static void hwmp_rann_frame_process(struct ieee80211_sub_if_data *sdata,
}
if (!(SN_LT(mpath->sn, orig_sn)) &&
- !(mpath->sn == orig_sn && metric < mpath->rann_metric)) {
+ !(mpath->sn == orig_sn && new_metric < mpath->rann_metric)) {
rcu_read_unlock();
return;
}
@@ -822,7 +825,7 @@ static void hwmp_rann_frame_process(struct ieee80211_sub_if_data *sdata,
}
mpath->sn = orig_sn;
- mpath->rann_metric = metric + metric_txsta;
+ mpath->rann_metric = new_metric;
mpath->is_root = true;
/* Recording RANNs sender address to send individually
* addressed PREQs destined for root mesh STA */
@@ -842,7 +845,7 @@ static void hwmp_rann_frame_process(struct ieee80211_sub_if_data *sdata,
mesh_path_sel_frame_tx(MPATH_RANN, flags, orig_addr,
orig_sn, 0, NULL, 0, broadcast_addr,
hopcount, ttl, interval,
- metric + metric_txsta, 0, sdata);
+ new_metric, 0, sdata);
}
rcu_read_unlock();
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index be04b056c1bd..8223fe463fa3 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -3969,6 +3969,8 @@ static int sock_has_perm(struct task_struct *task, struct sock *sk, u32 perms)
struct lsm_network_audit net = {0,};
u32 tsid = task_sid(task);
+ if (!sksec)
+ return -EFAULT;
if (sksec->sid == SECINITSID_KERNEL)
return 0;
diff --git a/sound/core/seq/seq_clientmgr.c b/sound/core/seq/seq_clientmgr.c
index 0a52e377a617..83bf65ae8251 100644
--- a/sound/core/seq/seq_clientmgr.c
+++ b/sound/core/seq/seq_clientmgr.c
@@ -236,6 +236,7 @@ static struct snd_seq_client *seq_create_client1(int client_index, int poolsize)
rwlock_init(&client->ports_lock);
mutex_init(&client->ports_mutex);
INIT_LIST_HEAD(&client->ports_list_head);
+ mutex_init(&client->ioctl_mutex);
/* find free slot in the client table */
spin_lock_irqsave(&clients_lock, flags);
@@ -2200,6 +2201,7 @@ static int snd_seq_do_ioctl(struct snd_seq_client *client, unsigned int cmd,
void __user *arg)
{
struct seq_ioctl_table *p;
+ int ret;
switch (cmd) {
case SNDRV_SEQ_IOCTL_PVERSION:
@@ -2213,8 +2215,12 @@ static int snd_seq_do_ioctl(struct snd_seq_client *client, unsigned int cmd,
if (! arg)
return -EFAULT;
for (p = ioctl_tables; p->cmd; p++) {
- if (p->cmd == cmd)
- return p->func(client, arg);
+ if (p->cmd == cmd) {
+ mutex_lock(&client->ioctl_mutex);
+ ret = p->func(client, arg);
+ mutex_unlock(&client->ioctl_mutex);
+ return ret;
+ }
}
pr_debug("ALSA: seq unknown ioctl() 0x%x (type='%c', number=0x%02x)\n",
cmd, _IOC_TYPE(cmd), _IOC_NR(cmd));
diff --git a/sound/core/seq/seq_clientmgr.h b/sound/core/seq/seq_clientmgr.h
index 20f0a725ec7d..91f8f165bfdc 100644
--- a/sound/core/seq/seq_clientmgr.h
+++ b/sound/core/seq/seq_clientmgr.h
@@ -59,6 +59,7 @@ struct snd_seq_client {
struct list_head ports_list_head;
rwlock_t ports_lock;
struct mutex ports_mutex;
+ struct mutex ioctl_mutex;
int convert32; /* convert 32->64bit */
/* output pool */
diff --git a/sound/soc/codecs/pcm512x-spi.c b/sound/soc/codecs/pcm512x-spi.c
index f297058c0038..3ace683f0aec 100644
--- a/sound/soc/codecs/pcm512x-spi.c
+++ b/sound/soc/codecs/pcm512x-spi.c
@@ -67,3 +67,7 @@ static struct spi_driver pcm512x_spi_driver = {
};
module_spi_driver(pcm512x_spi_driver);
+
+MODULE_DESCRIPTION("ASoC PCM512x codec driver - SPI");
+MODULE_AUTHOR("Mark Brown <broonie@...nel.org>");
+MODULE_LICENSE("GPL v2");
diff --git a/tools/usb/usbip/src/usbip_bind.c b/tools/usb/usbip/src/usbip_bind.c
index fa46141ae68b..e121cfb1746a 100644
--- a/tools/usb/usbip/src/usbip_bind.c
+++ b/tools/usb/usbip/src/usbip_bind.c
@@ -144,6 +144,7 @@ static int bind_device(char *busid)
int rc;
struct udev *udev;
struct udev_device *dev;
+ const char *devpath;
/* Check whether the device with this bus ID exists. */
udev = udev_new();
@@ -152,8 +153,16 @@ static int bind_device(char *busid)
err("device with the specified bus ID does not exist");
return -1;
}
+ devpath = udev_device_get_devpath(dev);
udev_unref(udev);
+ /* If the device is already attached to vhci_hcd - bail out */
+ if (strstr(devpath, USBIP_VHCI_DRV_NAME)) {
+ err("bind loop detected: device: %s is attached to %s\n",
+ devpath, USBIP_VHCI_DRV_NAME);
+ return -1;
+ }
+
rc = unbind_other(busid);
if (rc == UNBIND_ST_FAILED) {
err("could not unbind driver from device on busid %s", busid);
diff --git a/tools/usb/usbip/src/usbip_list.c b/tools/usb/usbip/src/usbip_list.c
index d5ce34a410e7..ac6081c3db82 100644
--- a/tools/usb/usbip/src/usbip_list.c
+++ b/tools/usb/usbip/src/usbip_list.c
@@ -180,6 +180,7 @@ static int list_devices(bool parsable)
const char *busid;
char product_name[128];
int ret = -1;
+ const char *devpath;
/* Create libudev context. */
udev = udev_new();
@@ -202,6 +203,14 @@ static int list_devices(bool parsable)
path = udev_list_entry_get_name(dev_list_entry);
dev = udev_device_new_from_syspath(udev, path);
+ /* Ignore devices attached to vhci_hcd */
+ devpath = udev_device_get_devpath(dev);
+ if (strstr(devpath, USBIP_VHCI_DRV_NAME)) {
+ dbg("Skip the device %s already attached to %s\n",
+ devpath, USBIP_VHCI_DRV_NAME);
+ continue;
+ }
+
/* Get device information. */
idVendor = udev_device_get_sysattr_value(dev, "idVendor");
idProduct = udev_device_get_sysattr_value(dev, "idProduct");
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