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This is the 4.19.126 stable release

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Merge 4.19.126 into android-4.19-stable

Changes in 4.19.126
	ax25: fix setsockopt(SO_BINDTODEVICE)
	dpaa_eth: fix usage as DSA master, try 3
	net: dsa: mt7530: fix roaming from DSA user ports
	__netif_receive_skb_core: pass skb by reference
	net: inet_csk: Fix so_reuseport bind-address cache in tb->fast*
	net: ipip: fix wrong address family in init error path
	net/mlx5: Add command entry handling completion
	net: qrtr: Fix passing invalid reference to qrtr_local_enqueue()
	net: revert "net: get rid of an signed integer overflow in ip_idents_reserve()"
	net sched: fix reporting the first-time use timestamp
	r8152: support additional Microsoft Surface Ethernet Adapter variant
	sctp: Don't add the shutdown timer if its already been added
	sctp: Start shutdown on association restart if in SHUTDOWN-SENT state and socket is closed
	net/mlx5e: Update netdev txq on completions during closure
	net/mlx5: Annotate mutex destroy for root ns
	net: sun: fix missing release regions in cas_init_one().
	net/mlx4_core: fix a memory leak bug.
	mlxsw: spectrum: Fix use-after-free of split/unsplit/type_set in case reload fails
	ARM: dts: rockchip: fix phy nodename for rk3228-evb
	arm64: dts: rockchip: fix status for &gmac2phy in rk3328-evb.dts
	arm64: dts: rockchip: swap interrupts interrupt-names rk3399 gpu node
	ARM: dts: rockchip: swap clock-names of gpu nodes
	ARM: dts: rockchip: fix pinctrl sub nodename for spi in rk322x.dtsi
	gpio: tegra: mask GPIO IRQs during IRQ shutdown
	ALSA: usb-audio: add mapping for ASRock TRX40 Creator
	net: microchip: encx24j600: add missed kthread_stop
	gfs2: move privileged user check to gfs2_quota_lock_check
	cachefiles: Fix race between read_waiter and read_copier involving op->to_do
	usb: dwc3: pci: Enable extcon driver for Intel Merrifield
	usb: gadget: legacy: fix redundant initialization warnings
	net: freescale: select CONFIG_FIXED_PHY where needed
	IB/i40iw: Remove bogus call to netdev_master_upper_dev_get()
	riscv: stacktrace: Fix undefined reference to `walk_stackframe'
	cifs: Fix null pointer check in cifs_read
	samples: bpf: Fix build error
	Input: usbtouchscreen - add support for BonXeon TP
	Input: evdev - call input_flush_device() on release(), not flush()
	Input: xpad - add custom init packet for Xbox One S controllers
	Input: dlink-dir685-touchkeys - fix a typo in driver name
	Input: i8042 - add ThinkPad S230u to i8042 reset list
	Input: synaptics-rmi4 - really fix attn_data use-after-free
	Input: synaptics-rmi4 - fix error return code in rmi_driver_probe()
	ARM: 8970/1: decompressor: increase tag size
	ARM: 8843/1: use unified assembler in headers
	ARM: uaccess: consolidate uaccess asm to asm/uaccess-asm.h
	ARM: uaccess: integrate uaccess_save and uaccess_restore
	ARM: uaccess: fix DACR mismatch with nested exceptions
	gpio: exar: Fix bad handling for ida_simple_get error path
	IB/qib: Call kobject_put() when kobject_init_and_add() fails
	ARM: dts/imx6q-bx50v3: Set display interface clock parents
	ARM: dts: bcm2835-rpi-zero-w: Fix led polarity
	ARM: dts: bcm: HR2: Fix PPI interrupt types
	mmc: block: Fix use-after-free issue for rpmb
	RDMA/pvrdma: Fix missing pci disable in pvrdma_pci_probe()
	ALSA: hwdep: fix a left shifting 1 by 31 UB bug
	ALSA: hda/realtek - Add a model for Thinkpad T570 without DAC workaround
	ALSA: usb-audio: mixer: volume quirk for ESS Technology Asus USB DAC
	exec: Always set cap_ambient in cap_bprm_set_creds
	ALSA: usb-audio: Quirks for Gigabyte TRX40 Aorus Master onboard audio
	ALSA: hda/realtek - Add new codec supported for ALC287
	libceph: ignore pool overlay and cache logic on redirects
	IB/ipoib: Fix double free of skb in case of multicast traffic in CM mode
	mm: remove VM_BUG_ON(PageSlab()) from page_mapcount()
	fs/binfmt_elf.c: allocate initialized memory in fill_thread_core_info()
	include/asm-generic/topology.h: guard cpumask_of_node() macro argument
	iommu: Fix reference count leak in iommu_group_alloc.
	parisc: Fix kernel panic in mem_init()
	mmc: core: Fix recursive locking issue in CQE recovery path
	RDMA/core: Fix double destruction of uobject
	mac80211: mesh: fix discovery timer re-arming issue / crash
	x86/dma: Fix max PFN arithmetic overflow on 32 bit systems
	copy_xstate_to_kernel(): don't leave parts of destination uninitialized
	xfrm: allow to accept packets with ipv6 NEXTHDR_HOP in xfrm_input
	xfrm: call xfrm_output_gso when inner_protocol is set in xfrm_output
	xfrm interface: fix oops when deleting a x-netns interface
	xfrm: fix a warning in xfrm_policy_insert_list
	xfrm: fix a NULL-ptr deref in xfrm_local_error
	xfrm: fix error in comment
	vti4: eliminated some duplicate code.
	ip_vti: receive ipip packet by calling ip_tunnel_rcv
	netfilter: nft_reject_bridge: enable reject with bridge vlan
	netfilter: ipset: Fix subcounter update skip
	netfilter: nfnetlink_cthelper: unbreak userspace helper support
	netfilter: nf_conntrack_pptp: prevent buffer overflows in debug code
	esp6: get the right proto for transport mode in esp6_gso_encap
	bnxt_en: Fix accumulation of bp->net_stats_prev.
	xsk: Add overflow check for u64 division, stored into u32
	qlcnic: fix missing release in qlcnic_83xx_interrupt_test.
	crypto: chelsio/chtls: properly set tp->lsndtime
	bonding: Fix reference count leak in bond_sysfs_slave_add.
	netfilter: nf_conntrack_pptp: fix compilation warning with W=1 build
	mm/vmalloc.c: don't dereference possible NULL pointer in __vunmap()
	Linux 4.19.126

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Ic7ffeb4cbc4d3f1b49c60d97a5d113fcad1d098a
This commit is contained in:
Greg Kroah-Hartman 2020-06-03 09:23:15 +02:00
commit beb44e8562
107 changed files with 722 additions and 426 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
Makefile
View file

@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 4
PATCHLEVEL = 19
SUBLEVEL = 125
SUBLEVEL = 126
EXTRAVERSION =
NAME = "People's Front"

2
arch/arm/boot/compressed/vmlinux.lds.S
View file

@ -46,7 +46,7 @@ SECTIONS
}
.table : ALIGN(4) {
_table_start = .;
LONG(ZIMAGE_MAGIC(2))
LONG(ZIMAGE_MAGIC(4))
LONG(ZIMAGE_MAGIC(0x5a534c4b))
LONG(ZIMAGE_MAGIC(__piggy_size_addr - _start))
LONG(ZIMAGE_MAGIC(_kernel_bss_size))

6
arch/arm/boot/dts/bcm-hr2.dtsi
View file

@ -75,7 +75,7 @@
timer@20200 {
compatible = "arm,cortex-a9-global-timer";
reg = <0x20200 0x100>;
interrupts = <GIC_PPI 11 IRQ_TYPE_LEVEL_HIGH>;
interrupts = <GIC_PPI 11 IRQ_TYPE_EDGE_RISING>;
clocks = <&periph_clk>;
};
@ -83,7 +83,7 @@
compatible = "arm,cortex-a9-twd-timer";
reg = <0x20600 0x20>;
interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(1) |
IRQ_TYPE_LEVEL_HIGH)>;
IRQ_TYPE_EDGE_RISING)>;
clocks = <&periph_clk>;
};
@ -91,7 +91,7 @@
compatible = "arm,cortex-a9-twd-wdt";
reg = <0x20620 0x20>;
interrupts = <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(1) |
IRQ_TYPE_LEVEL_HIGH)>;
IRQ_TYPE_EDGE_RISING)>;
clocks = <&periph_clk>;
};

2
arch/arm/boot/dts/bcm2835-rpi-zero-w.dts
View file

@ -25,7 +25,7 @@
leds {
act {
gpios = <&gpio 47 GPIO_ACTIVE_HIGH>;
gpios = <&gpio 47 GPIO_ACTIVE_LOW>;
};
};

7
arch/arm/boot/dts/imx6q-b450v3.dts
View file

@ -65,13 +65,6 @@
};
};
&clks {
assigned-clocks = <&clks IMX6QDL_CLK_LDB_DI0_SEL>,
<&clks IMX6QDL_CLK_LDB_DI1_SEL>;
assigned-clock-parents = <&clks IMX6QDL_CLK_PLL3_USB_OTG>,
<&clks IMX6QDL_CLK_PLL3_USB_OTG>;
};
&ldb {
status = "okay";

7
arch/arm/boot/dts/imx6q-b650v3.dts
View file

@ -65,13 +65,6 @@
};
};
&clks {
assigned-clocks = <&clks IMX6QDL_CLK_LDB_DI0_SEL>,
<&clks IMX6QDL_CLK_LDB_DI1_SEL>;
assigned-clock-parents = <&clks IMX6QDL_CLK_PLL3_USB_OTG>,
<&clks IMX6QDL_CLK_PLL3_USB_OTG>;
};
&ldb {
status = "okay";

11
arch/arm/boot/dts/imx6q-b850v3.dts
View file

@ -53,17 +53,6 @@
};
};
&clks {
assigned-clocks = <&clks IMX6QDL_CLK_LDB_DI0_SEL>,
<&clks IMX6QDL_CLK_LDB_DI1_SEL>,
<&clks IMX6QDL_CLK_IPU1_DI0_PRE_SEL>,
<&clks IMX6QDL_CLK_IPU2_DI0_PRE_SEL>;
assigned-clock-parents = <&clks IMX6QDL_CLK_PLL5_VIDEO_DIV>,
<&clks IMX6QDL_CLK_PLL5_VIDEO_DIV>,
<&clks IMX6QDL_CLK_PLL2_PFD2_396M>,
<&clks IMX6QDL_CLK_PLL2_PFD2_396M>;
};
&ldb {
fsl,dual-channel;
status = "okay";

15
arch/arm/boot/dts/imx6q-bx50v3.dtsi
View file

@ -391,3 +391,18 @@
#interrupt-cells = <1>;
};
};
&clks {
assigned-clocks = <&clks IMX6QDL_CLK_LDB_DI0_SEL>,
<&clks IMX6QDL_CLK_LDB_DI1_SEL>,
<&clks IMX6QDL_CLK_IPU1_DI0_PRE_SEL>,
<&clks IMX6QDL_CLK_IPU1_DI1_PRE_SEL>,
<&clks IMX6QDL_CLK_IPU2_DI0_PRE_SEL>,
<&clks IMX6QDL_CLK_IPU2_DI1_PRE_SEL>;
assigned-clock-parents = <&clks IMX6QDL_CLK_PLL5_VIDEO_DIV>,
<&clks IMX6QDL_CLK_PLL5_VIDEO_DIV>,
<&clks IMX6QDL_CLK_PLL2_PFD0_352M>,
<&clks IMX6QDL_CLK_PLL2_PFD0_352M>,
<&clks IMX6QDL_CLK_PLL2_PFD0_352M>,
<&clks IMX6QDL_CLK_PLL2_PFD0_352M>;
};

2
arch/arm/boot/dts/rk3036.dtsi
View file

@ -128,7 +128,7 @@
assigned-clocks = <&cru SCLK_GPU>;
assigned-clock-rates = <100000000>;
clocks = <&cru SCLK_GPU>, <&cru SCLK_GPU>;
clock-names = "core", "bus";
clock-names = "bus", "core";
resets = <&cru SRST_GPU>;
status = "disabled";
};

2
arch/arm/boot/dts/rk3228-evb.dts
View file

@ -46,7 +46,7 @@
#address-cells = <1>;
#size-cells = <0>;
phy: phy@0 {
phy: ethernet-phy@0 {
compatible = "ethernet-phy-id1234.d400", "ethernet-phy-ieee802.3-c22";
reg = <0>;
clocks = <&cru SCLK_MAC_PHY>;

6
arch/arm/boot/dts/rk322x.dtsi
View file

@ -539,7 +539,7 @@
"pp1",
"ppmmu1";
clocks = <&cru ACLK_GPU>, <&cru ACLK_GPU>;
clock-names = "core", "bus";
clock-names = "bus", "core";
resets = <&cru SRST_GPU_A>;
status = "disabled";
};
@ -944,7 +944,7 @@
};
};
spi-0 {
spi0 {
spi0_clk: spi0-clk {
rockchip,pins = <0 9 RK_FUNC_2 &pcfg_pull_up>;
};
@ -962,7 +962,7 @@
};
};
spi-1 {
spi1 {
spi1_clk: spi1-clk {
rockchip,pins = <0 23 RK_FUNC_2 &pcfg_pull_up>;
};

2
arch/arm/boot/dts/rk3xxx.dtsi
View file

@ -84,7 +84,7 @@
compatible = "arm,mali-400";
reg = <0x10090000 0x10000>;
clocks = <&cru ACLK_GPU>, <&cru ACLK_GPU>;
clock-names = "core", "bus";
clock-names = "bus", "core";
assigned-clocks = <&cru ACLK_GPU>;
assigned-clock-rates = <100000000>;
resets = <&cru SRST_GPU>;

83
arch/arm/include/asm/assembler.h
View file

@ -21,11 +21,11 @@
#endif
#include <asm/ptrace.h>
#include <asm/domain.h>
#include <asm/opcodes-virt.h>
#include <asm/asm-offsets.h>
#include <asm/page.h>
#include <asm/thread_info.h>
#include <asm/uaccess-asm.h>
#define IOMEM(x) (x)
@ -374,9 +374,9 @@ THUMB( orr \reg , \reg , #PSR_T_BIT )
.macro usraccoff, instr, reg, ptr, inc, off, cond, abort, t=TUSER()
9999:
.if \inc == 1
\instr\cond\()b\()\t\().w \reg, [\ptr, #\off]
\instr\()b\t\cond\().w \reg, [\ptr, #\off]
.elseif \inc == 4
\instr\cond\()\t\().w \reg, [\ptr, #\off]
\instr\t\cond\().w \reg, [\ptr, #\off]
.else
.error "Unsupported inc macro argument"
.endif
@ -415,9 +415,9 @@ THUMB( orr \reg , \reg , #PSR_T_BIT )
.rept \rept
9999:
.if \inc == 1
\instr\cond\()b\()\t \reg, [\ptr], #\inc
\instr\()b\t\cond \reg, [\ptr], #\inc
.elseif \inc == 4
\instr\cond\()\t \reg, [\ptr], #\inc
\instr\t\cond \reg, [\ptr], #\inc
.else
.error "Unsupported inc macro argument"
.endif
@ -447,79 +447,6 @@ THUMB( orr \reg , \reg , #PSR_T_BIT )
.size \name , . - \name
.endm
.macro csdb
#ifdef CONFIG_THUMB2_KERNEL
.inst.w 0xf3af8014
#else
.inst 0xe320f014
#endif
.endm
.macro check_uaccess, addr:req, size:req, limit:req, tmp:req, bad:req
#ifndef CONFIG_CPU_USE_DOMAINS
adds \tmp, \addr, #\size - 1
sbcccs \tmp, \tmp, \limit
bcs \bad
#ifdef CONFIG_CPU_SPECTRE
movcs \addr, #0
csdb
#endif
#endif
.endm
.macro uaccess_mask_range_ptr, addr:req, size:req, limit:req, tmp:req
#ifdef CONFIG_CPU_SPECTRE
sub \tmp, \limit, #1
subs \tmp, \tmp, \addr @ tmp = limit - 1 - addr
addhs \tmp, \tmp, #1 @ if (tmp >= 0) {
subhss \tmp, \tmp, \size @ tmp = limit - (addr + size) }
movlo \addr, #0 @ if (tmp < 0) addr = NULL
csdb
#endif
.endm
.macro uaccess_disable, tmp, isb=1
#ifdef CONFIG_CPU_SW_DOMAIN_PAN
/*
* Whenever we re-enter userspace, the domains should always be
* set appropriately.
*/
mov \tmp, #DACR_UACCESS_DISABLE
mcr p15, 0, \tmp, c3, c0, 0 @ Set domain register
.if \isb
instr_sync
.endif
#endif
.endm
.macro uaccess_enable, tmp, isb=1
#ifdef CONFIG_CPU_SW_DOMAIN_PAN
/*
* Whenever we re-enter userspace, the domains should always be
* set appropriately.
*/
mov \tmp, #DACR_UACCESS_ENABLE
mcr p15, 0, \tmp, c3, c0, 0
.if \isb
instr_sync
.endif
#endif
.endm
.macro uaccess_save, tmp
#ifdef CONFIG_CPU_SW_DOMAIN_PAN
mrc p15, 0, \tmp, c3, c0, 0
str \tmp, [sp, #SVC_DACR]
#endif
.endm
.macro uaccess_restore
#ifdef CONFIG_CPU_SW_DOMAIN_PAN
ldr r0, [sp, #SVC_DACR]
mcr p15, 0, r0, c3, c0, 0
#endif
.endm
.irp c,,eq,ne,cs,cc,mi,pl,vs,vc,hi,ls,ge,lt,gt,le,hs,lo
.macro ret\c, reg
#if __LINUX_ARM_ARCH__ < 6

117
arch/arm/include/asm/uaccess-asm.h Normal file
View file

@ -0,0 +1,117 @@
/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef __ASM_UACCESS_ASM_H__
#define __ASM_UACCESS_ASM_H__
#include <asm/asm-offsets.h>
#include <asm/domain.h>
#include <asm/memory.h>
#include <asm/thread_info.h>
.macro csdb
#ifdef CONFIG_THUMB2_KERNEL
.inst.w 0xf3af8014
#else
.inst 0xe320f014
#endif
.endm
.macro check_uaccess, addr:req, size:req, limit:req, tmp:req, bad:req
#ifndef CONFIG_CPU_USE_DOMAINS
adds \tmp, \addr, #\size - 1
sbcscc \tmp, \tmp, \limit
bcs \bad
#ifdef CONFIG_CPU_SPECTRE
movcs \addr, #0
csdb
#endif
#endif
.endm
.macro uaccess_mask_range_ptr, addr:req, size:req, limit:req, tmp:req
#ifdef CONFIG_CPU_SPECTRE
sub \tmp, \limit, #1
subs \tmp, \tmp, \addr @ tmp = limit - 1 - addr
addhs \tmp, \tmp, #1 @ if (tmp >= 0) {
subshs \tmp, \tmp, \size @ tmp = limit - (addr + size) }
movlo \addr, #0 @ if (tmp < 0) addr = NULL
csdb
#endif
.endm
.macro uaccess_disable, tmp, isb=1
#ifdef CONFIG_CPU_SW_DOMAIN_PAN
/*
* Whenever we re-enter userspace, the domains should always be
* set appropriately.
*/
mov \tmp, #DACR_UACCESS_DISABLE
mcr p15, 0, \tmp, c3, c0, 0 @ Set domain register
.if \isb
instr_sync
.endif
#endif
.endm
.macro uaccess_enable, tmp, isb=1
#ifdef CONFIG_CPU_SW_DOMAIN_PAN
/*
* Whenever we re-enter userspace, the domains should always be
* set appropriately.
*/
mov \tmp, #DACR_UACCESS_ENABLE
mcr p15, 0, \tmp, c3, c0, 0
.if \isb
instr_sync
.endif
#endif
.endm
#if defined(CONFIG_CPU_SW_DOMAIN_PAN) || defined(CONFIG_CPU_USE_DOMAINS)
#define DACR(x...) x
#else
#define DACR(x...)
#endif
/*
* Save the address limit on entry to a privileged exception.
*
* If we are using the DACR for kernel access by the user accessors
* (CONFIG_CPU_USE_DOMAINS=y), always reset the DACR kernel domain
* back to client mode, whether or not \disable is set.
*
* If we are using SW PAN, set the DACR user domain to no access
* if \disable is set.
*/
.macro uaccess_entry, tsk, tmp0, tmp1, tmp2, disable
ldr \tmp1, [\tsk, #TI_ADDR_LIMIT]
mov \tmp2, #TASK_SIZE
str \tmp2, [\tsk, #TI_ADDR_LIMIT]
DACR( mrc p15, 0, \tmp0, c3, c0, 0)
DACR( str \tmp0, [sp, #SVC_DACR])
str \tmp1, [sp, #SVC_ADDR_LIMIT]
.if \disable && IS_ENABLED(CONFIG_CPU_SW_DOMAIN_PAN)
/* kernel=client, user=no access */
mov \tmp2, #DACR_UACCESS_DISABLE
mcr p15, 0, \tmp2, c3, c0, 0
instr_sync
.elseif IS_ENABLED(CONFIG_CPU_USE_DOMAINS)
/* kernel=client */
bic \tmp2, \tmp0, #domain_mask(DOMAIN_KERNEL)
orr \tmp2, \tmp2, #domain_val(DOMAIN_KERNEL, DOMAIN_CLIENT)
mcr p15, 0, \tmp2, c3, c0, 0
instr_sync
.endif
.endm
/* Restore the user access state previously saved by uaccess_entry */
.macro uaccess_exit, tsk, tmp0, tmp1
ldr \tmp1, [sp, #SVC_ADDR_LIMIT]
DACR( ldr \tmp0, [sp, #SVC_DACR])
str \tmp1, [\tsk, #TI_ADDR_LIMIT]
DACR( mcr p15, 0, \tmp0, c3, c0, 0)
.endm
#undef DACR
#endif /* __ASM_UACCESS_ASM_H__ */

8
arch/arm/include/asm/vfpmacros.h
View file

@ -29,13 +29,13 @@
ldr \tmp, =elf_hwcap @ may not have MVFR regs
ldr \tmp, [\tmp, #0]
tst \tmp, #HWCAP_VFPD32
ldcnel p11, cr0, [\base],#32*4 @ FLDMIAD \base!, {d16-d31}
ldclne p11, cr0, [\base],#32*4 @ FLDMIAD \base!, {d16-d31}
addeq \base, \base, #32*4 @ step over unused register space
#else
VFPFMRX \tmp, MVFR0 @ Media and VFP Feature Register 0
and \tmp, \tmp, #MVFR0_A_SIMD_MASK @ A_SIMD field
cmp \tmp, #2 @ 32 x 64bit registers?
ldceql p11, cr0, [\base],#32*4 @ FLDMIAD \base!, {d16-d31}
ldcleq p11, cr0, [\base],#32*4 @ FLDMIAD \base!, {d16-d31}
addne \base, \base, #32*4 @ step over unused register space
#endif
#endif
@ -53,13 +53,13 @@
ldr \tmp, =elf_hwcap @ may not have MVFR regs
ldr \tmp, [\tmp, #0]
tst \tmp, #HWCAP_VFPD32
stcnel p11, cr0, [\base],#32*4 @ FSTMIAD \base!, {d16-d31}
stclne p11, cr0, [\base],#32*4 @ FSTMIAD \base!, {d16-d31}
addeq \base, \base, #32*4 @ step over unused register space
#else
VFPFMRX \tmp, MVFR0 @ Media and VFP Feature Register 0
and \tmp, \tmp, #MVFR0_A_SIMD_MASK @ A_SIMD field
cmp \tmp, #2 @ 32 x 64bit registers?
stceql p11, cr0, [\base],#32*4 @ FSTMIAD \base!, {d16-d31}
stcleq p11, cr0, [\base],#32*4 @ FSTMIAD \base!, {d16-d31}
addne \base, \base, #32*4 @ step over unused register space
#endif
#endif

11
arch/arm/kernel/entry-armv.S
View file

@ -30,6 +30,7 @@
#include <asm/unistd.h>
#include <asm/tls.h>
#include <asm/system_info.h>
#include <asm/uaccess-asm.h>
#include "entry-header.S"
#include <asm/entry-macro-multi.S>
@ -182,15 +183,7 @@ ENDPROC(__und_invalid)
stmia r7, {r2 - r6}
get_thread_info tsk
ldr r0, [tsk, #TI_ADDR_LIMIT]
mov r1, #TASK_SIZE
str r1, [tsk, #TI_ADDR_LIMIT]
str r0, [sp, #SVC_ADDR_LIMIT]
uaccess_save r0
.if \uaccess
uaccess_disable r0
.endif
uaccess_entry tsk, r0, r1, r2, \uaccess
.if \trace
#ifdef CONFIG_TRACE_IRQFLAGS

9
arch/arm/kernel/entry-header.S
View file

@ -6,6 +6,7 @@
#include <asm/asm-offsets.h>
#include <asm/errno.h>
#include <asm/thread_info.h>
#include <asm/uaccess-asm.h>
#include <asm/v7m.h>
@ Bad Abort numbers
@ -217,9 +218,7 @@
blne trace_hardirqs_off
#endif
.endif
ldr r1, [sp, #SVC_ADDR_LIMIT]
uaccess_restore
str r1, [tsk, #TI_ADDR_LIMIT]
uaccess_exit tsk, r0, r1
#ifndef CONFIG_THUMB2_KERNEL
@ ARM mode SVC restore
@ -263,9 +262,7 @@
@ on the stack remains correct).
@
.macro svc_exit_via_fiq
ldr r1, [sp, #SVC_ADDR_LIMIT]
uaccess_restore
str r1, [tsk, #TI_ADDR_LIMIT]
uaccess_exit tsk, r0, r1
#ifndef CONFIG_THUMB2_KERNEL
@ ARM mode restore
mov r0, sp

8
arch/arm/lib/bitops.h
View file

@ -7,7 +7,7 @@
ENTRY( \name )
UNWIND( .fnstart )
ands ip, r1, #3
strneb r1, [ip] @ assert word-aligned
strbne r1, [ip] @ assert word-aligned
mov r2, #1
and r3, r0, #31 @ Get bit offset
mov r0, r0, lsr #5
@ -32,7 +32,7 @@ ENDPROC(\name )
ENTRY( \name )
UNWIND( .fnstart )
ands ip, r1, #3
strneb r1, [ip] @ assert word-aligned
strbne r1, [ip] @ assert word-aligned
mov r2, #1
and r3, r0, #31 @ Get bit offset
mov r0, r0, lsr #5
@ -62,7 +62,7 @@ ENDPROC(\name )
ENTRY( \name )
UNWIND( .fnstart )
ands ip, r1, #3
strneb r1, [ip] @ assert word-aligned
strbne r1, [ip] @ assert word-aligned
and r2, r0, #31
mov r0, r0, lsr #5
mov r3, #1
@ -89,7 +89,7 @@ ENDPROC(\name )
ENTRY( \name )
UNWIND( .fnstart )
ands ip, r1, #3
strneb r1, [ip] @ assert word-aligned
strbne r1, [ip] @ assert word-aligned
and r3, r0, #31
mov r0, r0, lsr #5
save_and_disable_irqs ip

2
arch/arm64/boot/dts/rockchip/rk3328-evb.dts
View file

@ -86,7 +86,7 @@
assigned-clock-rate = <50000000>;
assigned-clocks = <&cru SCLK_MAC2PHY>;
assigned-clock-parents = <&cru SCLK_MAC2PHY_SRC>;
status = "okay";
};
&i2c1 {

8
arch/arm64/boot/dts/rockchip/rk3399.dtsi
View file

@ -1817,10 +1817,10 @@
gpu: gpu@ff9a0000 {
compatible = "rockchip,rk3399-mali", "arm,mali-t860";
reg = <0x0 0xff9a0000 0x0 0x10000>;
interrupts = <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH 0>,
<GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH 0>,
<GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH 0>;
interrupt-names = "gpu", "job", "mmu";
interrupts = <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH 0>,
<GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH 0>,
<GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH 0>;
interrupt-names = "job", "mmu", "gpu";
clocks = <&cru ACLK_GPU>;
power-domains = <&power RK3399_PD_GPU>;
status = "disabled";

2
arch/parisc/mm/init.c
View file

@ -607,7 +607,7 @@ void __init mem_init(void)
> BITS_PER_LONG);
high_memory = __va((max_pfn << PAGE_SHIFT));
set_max_mapnr(page_to_pfn(virt_to_page(high_memory - 1)) + 1);
set_max_mapnr(max_low_pfn);
free_all_bootmem();
#ifdef CONFIG_PA11

2
arch/riscv/kernel/stacktrace.c
View file

@ -75,7 +75,7 @@ static void notrace walk_stackframe(struct task_struct *task,
#else /* !CONFIG_FRAME_POINTER */
static void notrace walk_stackframe(struct task_struct *task,
void notrace walk_stackframe(struct task_struct *task,
struct pt_regs *regs, bool (*fn)(unsigned long, void *), void *arg)
{
unsigned long sp, pc;

2
arch/x86/include/asm/dma.h
View file

@ -74,7 +74,7 @@
#define MAX_DMA_PFN ((16UL * 1024 * 1024) >> PAGE_SHIFT)
/* 4GB broken PCI/AGP hardware bus master zone */
#define MAX_DMA32_PFN ((4UL * 1024 * 1024 * 1024) >> PAGE_SHIFT)
#define MAX_DMA32_PFN (1UL << (32 - PAGE_SHIFT))
#ifdef CONFIG_X86_32
/* The maximum address that we can perform a DMA transfer to on this platform */

86
arch/x86/kernel/fpu/xstate.c
View file

@ -964,18 +964,31 @@ static inline bool xfeatures_mxcsr_quirk(u64 xfeatures)
return true;
}
/*
* This is similar to user_regset_copyout(), but will not add offset to
* the source data pointer or increment pos, count, kbuf, and ubuf.
*/
static inline void
__copy_xstate_to_kernel(void *kbuf, const void *data,
unsigned int offset, unsigned int size, unsigned int size_total)
static void fill_gap(unsigned to, void **kbuf, unsigned *pos, unsigned *count)
{
if (offset < size_total) {
unsigned int copy = min(size, size_total - offset);
if (*pos < to) {
unsigned size = to - *pos;
memcpy(kbuf + offset, data, copy);
if (size > *count)
size = *count;
memcpy(*kbuf, (void *)&init_fpstate.xsave + *pos, size);
*kbuf += size;
*pos += size;
*count -= size;
}
}
static void copy_part(unsigned offset, unsigned size, void *from,
void **kbuf, unsigned *pos, unsigned *count)
{
fill_gap(offset, kbuf, pos, count);
if (size > *count)
size = *count;
if (size) {
memcpy(*kbuf, from, size);
*kbuf += size;
*pos += size;
*count -= size;
}
}
@ -988,8 +1001,9 @@ __copy_xstate_to_kernel(void *kbuf, const void *data,
*/
int copy_xstate_to_kernel(void *kbuf, struct xregs_state *xsave, unsigned int offset_start, unsigned int size_total)
{
unsigned int offset, size;
struct xstate_header header;
const unsigned off_mxcsr = offsetof(struct fxregs_state, mxcsr);
unsigned count = size_total;
int i;
/*
@ -1005,46 +1019,42 @@ int copy_xstate_to_kernel(void *kbuf, struct xregs_state *xsave, unsigned int of
header.xfeatures = xsave->header.xfeatures;
header.xfeatures &= ~XFEATURE_MASK_SUPERVISOR;
if (header.xfeatures & XFEATURE_MASK_FP)
copy_part(0, off_mxcsr,
&xsave->i387, &kbuf, &offset_start, &count);
if (header.xfeatures & (XFEATURE_MASK_SSE | XFEATURE_MASK_YMM))
copy_part(off_mxcsr, MXCSR_AND_FLAGS_SIZE,
&xsave->i387.mxcsr, &kbuf, &offset_start, &count);
if (header.xfeatures & XFEATURE_MASK_FP)
copy_part(offsetof(struct fxregs_state, st_space), 128,
&xsave->i387.st_space, &kbuf, &offset_start, &count);
if (header.xfeatures & XFEATURE_MASK_SSE)
copy_part(xstate_offsets[XFEATURE_MASK_SSE], 256,
&xsave->i387.xmm_space, &kbuf, &offset_start, &count);
/*
* Fill xsave->i387.sw_reserved value for ptrace frame:
*/
copy_part(offsetof(struct fxregs_state, sw_reserved), 48,
xstate_fx_sw_bytes, &kbuf, &offset_start, &count);
/*
* Copy xregs_state->header:
*/
offset = offsetof(struct xregs_state, header);
size = sizeof(header);
copy_part(offsetof(struct xregs_state, header), sizeof(header),
&header, &kbuf, &offset_start, &count);
__copy_xstate_to_kernel(kbuf, &header, offset, size, size_total);
for (i = 0; i < XFEATURE_MAX; i++) {
for (i = FIRST_EXTENDED_XFEATURE; i < XFEATURE_MAX; i++) {
/*
* Copy only in-use xstates:
*/
if ((header.xfeatures >> i) & 1) {
void *src = __raw_xsave_addr(xsave, 1 << i);
offset = xstate_offsets[i];
size = xstate_sizes[i];
/* The next component has to fit fully into the output buffer: */
if (offset + size > size_total)
break;
__copy_xstate_to_kernel(kbuf, src, offset, size, size_total);
copy_part(xstate_offsets[i], xstate_sizes[i],
src, &kbuf, &offset_start, &count);
}
}
if (xfeatures_mxcsr_quirk(header.xfeatures)) {
offset = offsetof(struct fxregs_state, mxcsr);
size = MXCSR_AND_FLAGS_SIZE;
__copy_xstate_to_kernel(kbuf, &xsave->i387.mxcsr, offset, size, size_total);
}
/*
* Fill xsave->i387.sw_reserved value for ptrace frame:
*/
offset = offsetof(struct fxregs_state, sw_reserved);
size = sizeof(xstate_fx_sw_bytes);
__copy_xstate_to_kernel(kbuf, xstate_fx_sw_bytes, offset, size, size_total);
fill_gap(size_total, &kbuf, &offset_start, &count);
return 0;
}

2
drivers/crypto/chelsio/chtls/chtls_io.c
View file

@ -686,7 +686,7 @@ int chtls_push_frames(struct chtls_sock *csk, int comp)
make_tx_data_wr(sk, skb, immdlen, len,
credits_needed, completion);
tp->snd_nxt += len;
tp->lsndtime = tcp_time_stamp(tp);
tp->lsndtime = tcp_jiffies32;
if (completion)
ULP_SKB_CB(skb)->flags &= ~ULPCB_FLAG_NEED_HDR;
} else {

7
drivers/gpio/gpio-exar.c
View file

@ -148,8 +148,10 @@ static int gpio_exar_probe(struct platform_device *pdev)
mutex_init(&exar_gpio->lock);
index = ida_simple_get(&ida_index, 0, 0, GFP_KERNEL);
if (index < 0)
goto err_destroy;
if (index < 0) {
ret = index;
goto err_mutex_destroy;
}
sprintf(exar_gpio->name, "exar_gpio%d", index);
exar_gpio->gpio_chip.label = exar_gpio->name;
@ -176,6 +178,7 @@ static int gpio_exar_probe(struct platform_device *pdev)
err_destroy:
ida_simple_remove(&ida_index, index);
err_mutex_destroy:
mutex_destroy(&exar_gpio->lock);
return ret;
}

1
drivers/gpio/gpio-tegra.c
View file

@ -357,6 +357,7 @@ static void tegra_gpio_irq_shutdown(struct irq_data *d)
struct tegra_gpio_info *tgi = bank->tgi;
unsigned int gpio = d->hwirq;
tegra_gpio_irq_mask(d);
gpiochip_unlock_as_irq(&tgi->gc, gpio);
}

19
drivers/infiniband/core/rdma_core.c
View file

@ -158,9 +158,9 @@ static int uverbs_destroy_uobject(struct ib_uobject *uobj,
uobj->context = NULL;
/*
* For DESTROY the usecnt is held write locked, the caller is expected
* to put it unlock and put the object when done with it. Only DESTROY
* can remove the IDR handle.
* For DESTROY the usecnt is not changed, the caller is expected to
* manage it via uobj_put_destroy(). Only DESTROY can remove the IDR
* handle.
*/
if (reason != RDMA_REMOVE_DESTROY)
atomic_set(&uobj->usecnt, 0);
@ -192,7 +192,7 @@ static int uverbs_destroy_uobject(struct ib_uobject *uobj,
/*
* This calls uverbs_destroy_uobject() using the RDMA_REMOVE_DESTROY
* sequence. It should only be used from command callbacks. On success the
* caller must pair this with rdma_lookup_put_uobject(LOOKUP_WRITE). This
* caller must pair this with uobj_put_destroy(). This
* version requires the caller to have already obtained an
* LOOKUP_DESTROY uobject kref.
*/
@ -203,6 +203,13 @@ int uobj_destroy(struct ib_uobject *uobj)
down_read(&ufile->hw_destroy_rwsem);
/*
* Once the uobject is destroyed by RDMA_REMOVE_DESTROY then it is left
* write locked as the callers put it back with UVERBS_LOOKUP_DESTROY.
* This is because any other concurrent thread can still see the object
* in the xarray due to RCU. Leaving it locked ensures nothing else will
* touch it.
*/
ret = uverbs_try_lock_object(uobj, UVERBS_LOOKUP_WRITE);
if (ret)
goto out_unlock;
@ -221,7 +228,7 @@ int uobj_destroy(struct ib_uobject *uobj)
/*
* uobj_get_destroy destroys the HW object and returns a handle to the uobj
* with a NULL object pointer. The caller must pair this with
* uverbs_put_destroy.
* uobj_put_destroy().
*/
struct ib_uobject *__uobj_get_destroy(const struct uverbs_api_object *obj,
u32 id, struct ib_uverbs_file *ufile)
@ -256,7 +263,7 @@ int __uobj_perform_destroy(const struct uverbs_api_object *obj, u32 id,
if (IS_ERR(uobj))
return PTR_ERR(uobj);
rdma_lookup_put_uobject(uobj, UVERBS_LOOKUP_WRITE);
uobj_put_destroy(uobj);
return success_res;
}

8
drivers/infiniband/hw/i40iw/i40iw_cm.c
View file

@ -1984,7 +1984,6 @@ static int i40iw_addr_resolve_neigh(struct i40iw_device *iwdev,
struct rtable *rt;
struct neighbour *neigh;
int rc = arpindex;
struct net_device *netdev = iwdev->netdev;
__be32 dst_ipaddr = htonl(dst_ip);
__be32 src_ipaddr = htonl(src_ip);
@ -1994,9 +1993,6 @@ static int i40iw_addr_resolve_neigh(struct i40iw_device *iwdev,
return rc;
}
if (netif_is_bond_slave(netdev))
netdev = netdev_master_upper_dev_get(netdev);
neigh = dst_neigh_lookup(&rt->dst, &dst_ipaddr);
rcu_read_lock();
@ -2062,7 +2058,6 @@ static int i40iw_addr_resolve_neigh_ipv6(struct i40iw_device *iwdev,
{
struct neighbour *neigh;
int rc = arpindex;
struct net_device *netdev = iwdev->netdev;
struct dst_entry *dst;
struct sockaddr_in6 dst_addr;
struct sockaddr_in6 src_addr;
@ -2083,9 +2078,6 @@ static int i40iw_addr_resolve_neigh_ipv6(struct i40iw_device *iwdev,
return rc;
}
if (netif_is_bond_slave(netdev))
netdev = netdev_master_upper_dev_get(netdev);
neigh = dst_neigh_lookup(dst, dst_addr.sin6_addr.in6_u.u6_addr32);
rcu_read_lock();

9
drivers/infiniband/hw/qib/qib_sysfs.c
View file

@ -756,7 +756,7 @@ int qib_create_port_files(struct ib_device *ibdev, u8 port_num,
qib_dev_err(dd,
"Skipping linkcontrol sysfs info, (err %d) port %u\n",
ret, port_num);
goto bail;
goto bail_link;
}
kobject_uevent(&ppd->pport_kobj, KOBJ_ADD);
@ -766,7 +766,7 @@ int qib_create_port_files(struct ib_device *ibdev, u8 port_num,
qib_dev_err(dd,
"Skipping sl2vl sysfs info, (err %d) port %u\n",
ret, port_num);
goto bail_link;
goto bail_sl;
}
kobject_uevent(&ppd->sl2vl_kobj, KOBJ_ADD);
@ -776,7 +776,7 @@ int qib_create_port_files(struct ib_device *ibdev, u8 port_num,
qib_dev_err(dd,
"Skipping diag_counters sysfs info, (err %d) port %u\n",
ret, port_num);
goto bail_sl;
goto bail_diagc;
}
kobject_uevent(&ppd->diagc_kobj, KOBJ_ADD);
@ -789,7 +789,7 @@ int qib_create_port_files(struct ib_device *ibdev, u8 port_num,
qib_dev_err(dd,
"Skipping Congestion Control sysfs info, (err %d) port %u\n",
ret, port_num);
goto bail_diagc;
goto bail_cc;
}
kobject_uevent(&ppd->pport_cc_kobj, KOBJ_ADD);
@ -871,6 +871,7 @@ void qib_verbs_unregister_sysfs(struct qib_devdata *dd)
&cc_table_bin_attr);
kobject_put(&ppd->pport_cc_kobj);
}
kobject_put(&ppd->diagc_kobj);
kobject_put(&ppd->sl2vl_kobj);
kobject_put(&ppd->pport_kobj);
}

2
drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c
View file

@ -833,7 +833,7 @@ static int pvrdma_pci_probe(struct pci_dev *pdev,
!(pci_resource_flags(pdev, 1) & IORESOURCE_MEM)) {
dev_err(&pdev->dev, "PCI BAR region not MMIO\n");
ret = -ENOMEM;
goto err_free_device;
goto err_disable_pdev;
}
ret = pci_request_regions(pdev, DRV_NAME);

4
drivers/infiniband/ulp/ipoib/ipoib.h
View file

@ -377,8 +377,12 @@ struct ipoib_dev_priv {
struct ipoib_rx_buf *rx_ring;
struct ipoib_tx_buf *tx_ring;
/* cyclic ring variables for managing tx_ring, for UD only */
unsigned int tx_head;
unsigned int tx_tail;
/* cyclic ring variables for counting overall outstanding send WRs */
unsigned int global_tx_head;
unsigned int global_tx_tail;
struct ib_sge tx_sge[MAX_SKB_FRAGS + 1];
struct ib_ud_wr tx_wr;
struct ib_wc send_wc[MAX_SEND_CQE];

15
drivers/infiniband/ulp/ipoib/ipoib_cm.c
View file

@ -756,7 +756,8 @@ void ipoib_cm_send(struct net_device *dev, struct sk_buff *skb, struct ipoib_cm_
return;
}
if ((priv->tx_head - priv->tx_tail) == ipoib_sendq_size - 1) {
if ((priv->global_tx_head - priv->global_tx_tail) ==
ipoib_sendq_size - 1) {
ipoib_dbg(priv, "TX ring 0x%x full, stopping kernel net queue\n",
tx->qp->qp_num);
netif_stop_queue(dev);
@ -786,7 +787,7 @@ void ipoib_cm_send(struct net_device *dev, struct sk_buff *skb, struct ipoib_cm_
} else {
netif_trans_update(dev);
++tx->tx_head;
++priv->tx_head;
++priv->global_tx_head;
}
}
@ -820,10 +821,11 @@ void ipoib_cm_handle_tx_wc(struct net_device *dev, struct ib_wc *wc)
netif_tx_lock(dev);
++tx->tx_tail;
++priv->tx_tail;
++priv->global_tx_tail;
if (unlikely(netif_queue_stopped(dev) &&
(priv->tx_head - priv->tx_tail) <= ipoib_sendq_size >> 1 &&
((priv->global_tx_head - priv->global_tx_tail) <=
ipoib_sendq_size >> 1) &&
test_bit(IPOIB_FLAG_ADMIN_UP, &priv->flags)))
netif_wake_queue(dev);
@ -1233,8 +1235,9 @@ static void ipoib_cm_tx_destroy(struct ipoib_cm_tx *p)
dev_kfree_skb_any(tx_req->skb);
netif_tx_lock_bh(p->dev);
++p->tx_tail;
++priv->tx_tail;
if (unlikely(priv->tx_head - priv->tx_tail == ipoib_sendq_size >> 1) &&
++priv->global_tx_tail;
if (unlikely((priv->global_tx_head - priv->global_tx_tail) <=
ipoib_sendq_size >> 1) &&
netif_queue_stopped(p->dev) &&
test_bit(IPOIB_FLAG_ADMIN_UP, &priv->flags))
netif_wake_queue(p->dev);

9
drivers/infiniband/ulp/ipoib/ipoib_ib.c
View file

@ -406,9 +406,11 @@ static void ipoib_ib_handle_tx_wc(struct net_device *dev, struct ib_wc *wc)
dev_kfree_skb_any(tx_req->skb);
++priv->tx_tail;
++priv->global_tx_tail;
if (unlikely(netif_queue_stopped(dev) &&
((priv->tx_head - priv->tx_tail) <= ipoib_sendq_size >> 1) &&
((priv->global_tx_head - priv->global_tx_tail) <=
ipoib_sendq_size >> 1) &&
test_bit(IPOIB_FLAG_ADMIN_UP, &priv->flags)))
netif_wake_queue(dev);
@ -633,7 +635,8 @@ int ipoib_send(struct net_device *dev, struct sk_buff *skb,
else
priv->tx_wr.wr.send_flags &= ~IB_SEND_IP_CSUM;
/* increase the tx_head after send success, but use it for queue state */
if (priv->tx_head - priv->tx_tail == ipoib_sendq_size - 1) {
if ((priv->global_tx_head - priv->global_tx_tail) ==
ipoib_sendq_size - 1) {
ipoib_dbg(priv, "TX ring full, stopping kernel net queue\n");
netif_stop_queue(dev);
}
@ -661,6 +664,7 @@ int ipoib_send(struct net_device *dev, struct sk_buff *skb,
rc = priv->tx_head;
++priv->tx_head;
++priv->global_tx_head;
}
return rc;
}
@ -807,6 +811,7 @@ int ipoib_ib_dev_stop_default(struct net_device *dev)
ipoib_dma_unmap_tx(priv, tx_req);
dev_kfree_skb_any(tx_req->skb);
++priv->tx_tail;
++priv->global_tx_tail;
}
for (i = 0; i < ipoib_recvq_size; ++i) {

10
drivers/infiniband/ulp/ipoib/ipoib_main.c
View file

@ -1188,9 +1188,11 @@ static void ipoib_timeout(struct net_device *dev)
ipoib_warn(priv, "transmit timeout: latency %d msecs\n",
jiffies_to_msecs(jiffies - dev_trans_start(dev)));
ipoib_warn(priv, "queue stopped %d, tx_head %u, tx_tail %u\n",
netif_queue_stopped(dev),
priv->tx_head, priv->tx_tail);
ipoib_warn(priv,
"queue stopped %d, tx_head %u, tx_tail %u, global_tx_head %u, global_tx_tail %u\n",
netif_queue_stopped(dev), priv->tx_head, priv->tx_tail,
priv->global_tx_head, priv->global_tx_tail);
/* XXX reset QP, etc. */
}
@ -1705,7 +1707,7 @@ static int ipoib_dev_init_default(struct net_device *dev)
goto out_rx_ring_cleanup;
}
/* priv->tx_head, tx_tail & tx_outstanding are already 0 */
/* priv->tx_head, tx_tail and global_tx_tail/head are already 0 */
if (ipoib_transport_dev_init(dev, priv->ca)) {
pr_warn("%s: ipoib_transport_dev_init failed\n",

19
drivers/input/evdev.c
View file

@ -329,20 +329,6 @@ static int evdev_fasync(int fd, struct file *file, int on)
return fasync_helper(fd, file, on, &client->fasync);
}
static int evdev_flush(struct file *file, fl_owner_t id)
{
struct evdev_client *client = file->private_data;
struct evdev *evdev = client->evdev;
mutex_lock(&evdev->mutex);
if (evdev->exist && !client->revoked)
input_flush_device(&evdev->handle, file);
mutex_unlock(&evdev->mutex);
return 0;
}
static void evdev_free(struct device *dev)
{
struct evdev *evdev = container_of(dev, struct evdev, dev);
@ -456,6 +442,10 @@ static int evdev_release(struct inode *inode, struct file *file)
unsigned int i;
mutex_lock(&evdev->mutex);
if (evdev->exist && !client->revoked)
input_flush_device(&evdev->handle, file);
evdev_ungrab(evdev, client);
mutex_unlock(&evdev->mutex);
@ -1317,7 +1307,6 @@ static const struct file_operations evdev_fops = {
.compat_ioctl = evdev_ioctl_compat,
#endif
.fasync = evdev_fasync,
.flush = evdev_flush,
.llseek = no_llseek,
};

12
drivers/input/joystick/xpad.c
View file

@ -472,6 +472,16 @@ static const u8 xboxone_fw2015_init[] = {
0x05, 0x20, 0x00, 0x01, 0x00
};
/*
* This packet is required for Xbox One S (0x045e:0x02ea)
* and Xbox One Elite Series 2 (0x045e:0x0b00) pads to
* initialize the controller that was previously used in
* Bluetooth mode.
*/
static const u8 xboxone_s_init[] = {
0x05, 0x20, 0x00, 0x0f, 0x06
};
/*
* This packet is required for the Titanfall 2 Xbox One pads
* (0x0e6f:0x0165) to finish initialization and for Hori pads
@ -530,6 +540,8 @@ static const struct xboxone_init_packet xboxone_init_packets[] = {
XBOXONE_INIT_PKT(0x0e6f, 0x0165, xboxone_hori_init),
XBOXONE_INIT_PKT(0x0f0d, 0x0067, xboxone_hori_init),
XBOXONE_INIT_PKT(0x0000, 0x0000, xboxone_fw2015_init),
XBOXONE_INIT_PKT(0x045e, 0x02ea, xboxone_s_init),
XBOXONE_INIT_PKT(0x045e, 0x0b00, xboxone_s_init),
XBOXONE_INIT_PKT(0x0e6f, 0x0000, xboxone_pdp_init1),
XBOXONE_INIT_PKT(0x0e6f, 0x0000, xboxone_pdp_init2),
XBOXONE_INIT_PKT(0x24c6, 0x541a, xboxone_rumblebegin_init),

2
drivers/input/keyboard/dlink-dir685-touchkeys.c
View file

@ -142,7 +142,7 @@ MODULE_DEVICE_TABLE(of, dir685_tk_of_match);
static struct i2c_driver dir685_tk_i2c_driver = {
.driver = {
.name = "dlin-dir685-touchkeys",
.name = "dlink-dir685-touchkeys",
.of_match_table = of_match_ptr(dir685_tk_of_match),
},
.probe = dir685_tk_probe,

5
drivers/input/rmi4/rmi_driver.c
View file

@ -208,7 +208,7 @@ static irqreturn_t rmi_irq_fn(int irq, void *dev_id)
if (count) {
kfree(attn_data.data);
attn_data.data = NULL;
drvdata->attn_data.data = NULL;
}
if (!kfifo_is_empty(&drvdata->attn_fifo))
@ -1213,7 +1213,8 @@ static int rmi_driver_probe(struct device *dev)
if (data->input) {
rmi_driver_set_input_name(rmi_dev, data->input);
if (!rmi_dev->xport->input) {
if (input_register_device(data->input)) {
retval = input_register_device(data->input);
if (retval) {
dev_err(dev, "%s: Failed to register input device.\n",
__func__);
goto err_destroy_functions;

7
drivers/input/serio/i8042-x86ia64io.h
View file

@ -666,6 +666,13 @@ static const struct dmi_system_id __initconst i8042_dmi_reset_table[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "P65xRP"),
},
},
{
/* Lenovo ThinkPad Twist S230u */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
DMI_MATCH(DMI_PRODUCT_NAME, "33474HU"),
},
},
{ }
};

1
drivers/input/touchscreen/usbtouchscreen.c
View file

@ -195,6 +195,7 @@ static const struct usb_device_id usbtouch_devices[] = {
#endif
#ifdef CONFIG_TOUCHSCREEN_USB_IRTOUCH
{USB_DEVICE(0x255e, 0x0001), .driver_info = DEVTYPE_IRTOUCH},
{USB_DEVICE(0x595a, 0x0001), .driver_info = DEVTYPE_IRTOUCH},
{USB_DEVICE(0x6615, 0x0001), .driver_info = DEVTYPE_IRTOUCH},
{USB_DEVICE(0x6615, 0x0012), .driver_info = DEVTYPE_IRTOUCH_HIRES},

2
drivers/iommu/iommu.c
View file

@ -393,7 +393,7 @@ struct iommu_group *iommu_group_alloc(void)
NULL, "%d", group->id);
if (ret) {
ida_simple_remove(&iommu_group_ida, group->id);
kfree(group);
kobject_put(&group->kobj);
return ERR_PTR(ret);
}

2
drivers/mmc/core/block.c
View file

@ -2488,8 +2488,8 @@ static int mmc_rpmb_chrdev_release(struct inode *inode, struct file *filp)
struct mmc_rpmb_data *rpmb = container_of(inode->i_cdev,
struct mmc_rpmb_data, chrdev);
put_device(&rpmb->dev);
mmc_blk_put(rpmb->md);
put_device(&rpmb->dev);
return 0;
}

13
drivers/mmc/core/queue.c
View file

@ -109,7 +109,7 @@ static enum blk_eh_timer_return mmc_cqe_timed_out(struct request *req)
case MMC_ISSUE_DCMD:
if (host->cqe_ops->cqe_timeout(host, mrq, &recovery_needed)) {
if (recovery_needed)
__mmc_cqe_recovery_notifier(mq);
mmc_cqe_recovery_notifier(mrq);
return BLK_EH_RESET_TIMER;
}
/* The request has gone already */
@ -126,18 +126,13 @@ static enum blk_eh_timer_return mmc_mq_timed_out(struct request *req,
struct request_queue *q = req->q;
struct mmc_queue *mq = q->queuedata;
unsigned long flags;
int ret;
bool ignore_tout;
spin_lock_irqsave(q->queue_lock, flags);
if (mq->recovery_needed || !mq->use_cqe)
ret = BLK_EH_RESET_TIMER;
else
ret = mmc_cqe_timed_out(req);
ignore_tout = mq->recovery_needed || !mq->use_cqe;
spin_unlock_irqrestore(q->queue_lock, flags);
return ret;
return ignore_tout ? BLK_EH_RESET_TIMER : mmc_cqe_timed_out(req);
}
static void mmc_mq_recovery_handler(struct work_struct *work)

4
drivers/net/bonding/bond_sysfs_slave.c
View file

@ -153,8 +153,10 @@ int bond_sysfs_slave_add(struct slave *slave)
err = kobject_init_and_add(&slave->kobj, &slave_ktype,
&(slave->dev->dev.kobj), "bonding_slave");
if (err)
if (err) {
kobject_put(&slave->kobj);
return err;
}
for (a = slave_attrs; *a; ++a) {
err = sysfs_create_file(&slave->kobj, &((*a)->attr));

9
drivers/net/dsa/mt7530.c
View file

@ -685,11 +685,8 @@ mt7530_cpu_port_enable(struct mt7530_priv *priv,
/* Setup the MAC by default for the cpu port */
mt7530_write(priv, MT7530_PMCR_P(port), PMCR_CPUP_LINK);
/* Disable auto learning on the cpu port */
mt7530_set(priv, MT7530_PSC_P(port), SA_DIS);
/* Unknown unicast frame fordwarding to the cpu port */
mt7530_set(priv, MT7530_MFC, UNU_FFP(BIT(port)));
/* Unknown multicast frame forwarding to the cpu port */
mt7530_rmw(priv, MT7530_MFC, UNM_FFP_MASK, UNM_FFP(BIT(port)));
/* CPU port gets connected to all user ports of
* the switch
@ -1288,8 +1285,6 @@ mt7530_setup(struct dsa_switch *ds)
/* Enable and reset MIB counters */
mt7530_mib_reset(ds);
mt7530_clear(priv, MT7530_MFC, UNU_FFP_MASK);
for (i = 0; i < MT7530_NUM_PORTS; i++) {
/* Disable forwarding by default on all ports */
mt7530_rmw(priv, MT7530_PCR_P(i), PCR_MATRIX_MASK,

1
drivers/net/dsa/mt7530.h
View file

@ -34,6 +34,7 @@
#define MT7530_MFC 0x10
#define BC_FFP(x) (((x) & 0xff) << 24)
#define UNM_FFP(x) (((x) & 0xff) << 16)
#define UNM_FFP_MASK UNM_FFP(~0)
#define UNU_FFP(x) (((x) & 0xff) << 8)
#define UNU_FFP_MASK UNU_FFP(~0)

2
drivers/net/ethernet/broadcom/bnxt/bnxt.c
View file

@ -7177,7 +7177,7 @@ static void __bnxt_close_nic(struct bnxt *bp, bool irq_re_init,
bnxt_free_skbs(bp);
/* Save ring stats before shutdown */
if (bp->bnapi)
if (bp->bnapi && irq_re_init)
bnxt_get_ring_stats(bp, &bp->net_stats_prev);
if (irq_re_init) {
bnxt_free_irq(bp);

2
drivers/net/ethernet/freescale/Kconfig
View file

@ -76,6 +76,7 @@ config UCC_GETH
depends on QUICC_ENGINE
select FSL_PQ_MDIO
select PHYLIB
select FIXED_PHY
---help---
This driver supports the Gigabit Ethernet mode of the QUICC Engine,
which is available on some Freescale SOCs.
@ -89,6 +90,7 @@ config GIANFAR
depends on HAS_DMA
select FSL_PQ_MDIO
select PHYLIB
select FIXED_PHY
select CRC32
---help---
This driver supports the Gigabit TSEC on the MPC83xx, MPC85xx,

1
drivers/net/ethernet/freescale/dpaa/Kconfig
View file

@ -2,6 +2,7 @@ menuconfig FSL_DPAA_ETH
tristate "DPAA Ethernet"
depends on FSL_DPAA && FSL_FMAN
select PHYLIB
select FIXED_PHY
select FSL_FMAN_MAC
---help---
Data Path Acceleration Architecture Ethernet driver,

2
drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
View file

@ -2796,7 +2796,7 @@ static int dpaa_eth_probe(struct platform_device *pdev)
}
/* Do this here, so we can be verbose early */
SET_NETDEV_DEV(net_dev, dev);
SET_NETDEV_DEV(net_dev, dev->parent);
dev_set_drvdata(dev, net_dev);
priv = netdev_priv(net_dev);

2
drivers/net/ethernet/mellanox/mlx4/fw.c
View file

@ -2731,7 +2731,7 @@ void mlx4_opreq_action(struct work_struct *work)
if (err) {
mlx4_err(dev, "Failed to retrieve required operation: %d\n",
err);
return;
goto out;
}
MLX4_GET(modifier, outbox, GET_OP_REQ_MODIFIER_OFFSET);
MLX4_GET(token, outbox, GET_OP_REQ_TOKEN_OFFSET);

14
drivers/net/ethernet/mellanox/mlx5/core/cmd.c
View file

@ -835,6 +835,7 @@ static void cmd_work_handler(struct work_struct *work)
int alloc_ret;
int cmd_mode;
complete(&ent->handling);
sem = ent->page_queue ? &cmd->pages_sem : &cmd->sem;
down(sem);
if (!ent->page_queue) {
@ -953,6 +954,11 @@ static int wait_func(struct mlx5_core_dev *dev, struct mlx5_cmd_work_ent *ent)
struct mlx5_cmd *cmd = &dev->cmd;
int err;
if (!wait_for_completion_timeout(&ent->handling, timeout) &&
cancel_work_sync(&ent->work)) {
ent->ret = -ECANCELED;
goto out_err;
}
if (cmd->mode == CMD_MODE_POLLING || ent->polling) {
wait_for_completion(&ent->done);
} else if (!wait_for_completion_timeout(&ent->done, timeout)) {
@ -960,12 +966,17 @@ static int wait_func(struct mlx5_core_dev *dev, struct mlx5_cmd_work_ent *ent)
mlx5_cmd_comp_handler(dev, 1UL << ent->idx, true);
}
out_err:
err = ent->ret;
if (err == -ETIMEDOUT) {
mlx5_core_warn(dev, "%s(0x%x) timeout. Will cause a leak of a command resource\n",
mlx5_command_str(msg_to_opcode(ent->in)),
msg_to_opcode(ent->in));
} else if (err == -ECANCELED) {
mlx5_core_warn(dev, "%s(0x%x) canceled on out of queue timeout.\n",
mlx5_command_str(msg_to_opcode(ent->in)),
msg_to_opcode(ent->in));
}
mlx5_core_dbg(dev, "err %d, delivery status %s(%d)\n",
err, deliv_status_to_str(ent->status), ent->status);
@ -1001,6 +1012,7 @@ static int mlx5_cmd_invoke(struct mlx5_core_dev *dev, struct mlx5_cmd_msg *in,
ent->token = token;
ent->polling = force_polling;
init_completion(&ent->handling);
if (!callback)
init_completion(&ent->done);
@ -1020,6 +1032,8 @@ static int mlx5_cmd_invoke(struct mlx5_core_dev *dev, struct mlx5_cmd_msg *in,
err = wait_func(dev, ent);
if (err == -ETIMEDOUT)
goto out;
if (err == -ECANCELED)
goto out_free;
ds = ent->ts2 - ent->ts1;
op = MLX5_GET(mbox_in, in->first.data, opcode);

6
drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
View file

@ -595,8 +595,9 @@ bool mlx5e_poll_tx_cq(struct mlx5e_cq *cq, int napi_budget)
void mlx5e_free_txqsq_descs(struct mlx5e_txqsq *sq)
{
struct mlx5e_tx_wqe_info *wi;
u32 nbytes = 0;
u16 ci, npkts = 0;
struct sk_buff *skb;
u16 ci;
int i;
while (sq->cc != sq->pc) {
@ -617,8 +618,11 @@ void mlx5e_free_txqsq_descs(struct mlx5e_txqsq *sq)
}
dev_kfree_skb_any(skb);
npkts++;
nbytes += wi->num_bytes;
sq->cc += wi->num_wqebbs;
}
netdev_tx_completed_queue(sq->txq, npkts, nbytes);
}
#ifdef CONFIG_MLX5_CORE_IPOIB

6
drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
View file

@ -364,6 +364,12 @@ static void del_sw_ns(struct fs_node *node)
static void del_sw_prio(struct fs_node *node)
{
struct mlx5_flow_root_namespace *root_ns;
struct mlx5_flow_namespace *ns;
fs_get_obj(ns, node);
root_ns = container_of(ns, struct mlx5_flow_root_namespace, ns);
mutex_destroy(&root_ns->chain_lock);
kfree(node);
}

14
drivers/net/ethernet/mellanox/mlxsw/spectrum.c
View file

@ -3126,6 +3126,7 @@ static void mlxsw_sp_ports_remove(struct mlxsw_sp *mlxsw_sp)
mlxsw_sp_port_remove(mlxsw_sp, i);
kfree(mlxsw_sp->port_to_module);
kfree(mlxsw_sp->ports);
mlxsw_sp->ports = NULL;
}
static int mlxsw_sp_ports_create(struct mlxsw_sp *mlxsw_sp)
@ -3174,6 +3175,7 @@ static int mlxsw_sp_ports_create(struct mlxsw_sp *mlxsw_sp)
kfree(mlxsw_sp->port_to_module);
err_port_to_module_alloc:
kfree(mlxsw_sp->ports);
mlxsw_sp->ports = NULL;
return err;
}
@ -3228,6 +3230,14 @@ static void mlxsw_sp_port_unsplit_create(struct mlxsw_sp *mlxsw_sp,
}
}
static struct mlxsw_sp_port *
mlxsw_sp_port_get_by_local_port(struct mlxsw_sp *mlxsw_sp, u8 local_port)
{
if (mlxsw_sp->ports && mlxsw_sp->ports[local_port])
return mlxsw_sp->ports[local_port];
return NULL;
}
static int mlxsw_sp_port_split(struct mlxsw_core *mlxsw_core, u8 local_port,
unsigned int count,
struct netlink_ext_ack *extack)
@ -3238,7 +3248,7 @@ static int mlxsw_sp_port_split(struct mlxsw_core *mlxsw_core, u8 local_port,
int i;
int err;
mlxsw_sp_port = mlxsw_sp->ports[local_port];
mlxsw_sp_port = mlxsw_sp_port_get_by_local_port(mlxsw_sp, local_port);
if (!mlxsw_sp_port) {
dev_err(mlxsw_sp->bus_info->dev, "Port number \"%d\" does not exist\n",
local_port);
@ -3305,7 +3315,7 @@ static int mlxsw_sp_port_unsplit(struct mlxsw_core *mlxsw_core, u8 local_port,
unsigned int count;
int i;
mlxsw_sp_port = mlxsw_sp->ports[local_port];
mlxsw_sp_port = mlxsw_sp_port_get_by_local_port(mlxsw_sp, local_port);
if (!mlxsw_sp_port) {
dev_err(mlxsw_sp->bus_info->dev, "Port number \"%d\" does not exist\n",
local_port);

8
drivers/net/ethernet/mellanox/mlxsw/switchx2.c
View file

@ -1289,6 +1289,7 @@ static void mlxsw_sx_ports_remove(struct mlxsw_sx *mlxsw_sx)
if (mlxsw_sx_port_created(mlxsw_sx, i))
mlxsw_sx_port_remove(mlxsw_sx, i);
kfree(mlxsw_sx->ports);
mlxsw_sx->ports = NULL;
}
static int mlxsw_sx_ports_create(struct mlxsw_sx *mlxsw_sx)
@ -1323,6 +1324,7 @@ static int mlxsw_sx_ports_create(struct mlxsw_sx *mlxsw_sx)
if (mlxsw_sx_port_created(mlxsw_sx, i))
mlxsw_sx_port_remove(mlxsw_sx, i);
kfree(mlxsw_sx->ports);
mlxsw_sx->ports = NULL;
return err;
}
@ -1406,6 +1408,12 @@ static int mlxsw_sx_port_type_set(struct mlxsw_core *mlxsw_core, u8 local_port,
u8 module, width;
int err;
if (!mlxsw_sx->ports || !mlxsw_sx->ports[local_port]) {
dev_err(mlxsw_sx->bus_info->dev, "Port number \"%d\" does not exist\n",
local_port);
return -EINVAL;
}
if (new_type == DEVLINK_PORT_TYPE_AUTO)
return -EOPNOTSUPP;

5
drivers/net/ethernet/microchip/encx24j600.c
View file

@ -1075,7 +1075,7 @@ static int encx24j600_spi_probe(struct spi_device *spi)
if (unlikely(ret)) {
netif_err(priv, probe, ndev, "Error %d initializing card encx24j600 card\n",
ret);
goto out_free;
goto out_stop;
}
eidled = encx24j600_read_reg(priv, EIDLED);
@ -1093,6 +1093,8 @@ static int encx24j600_spi_probe(struct spi_device *spi)
out_unregister:
unregister_netdev(priv->ndev);
out_stop:
kthread_stop(priv->kworker_task);
out_free:
free_netdev(ndev);
@ -1105,6 +1107,7 @@ static int encx24j600_spi_remove(struct spi_device *spi)
struct encx24j600_priv *priv = dev_get_drvdata(&spi->dev);
unregister_netdev(priv->ndev);
kthread_stop(priv->kworker_task);
free_netdev(priv->ndev);

4
drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c
View file

@ -3651,7 +3651,7 @@ int qlcnic_83xx_interrupt_test(struct net_device *netdev)
ahw->diag_cnt = 0;
ret = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_INTRPT_TEST);
if (ret)
goto fail_diag_irq;
goto fail_mbx_args;
if (adapter->flags & QLCNIC_MSIX_ENABLED)
intrpt_id = ahw->intr_tbl[0].id;
@ -3681,6 +3681,8 @@ int qlcnic_83xx_interrupt_test(struct net_device *netdev)
done:
qlcnic_free_mbx_args(&cmd);
fail_mbx_args:
qlcnic_83xx_diag_free_res(netdev, drv_sds_rings);
fail_diag_irq:

3
drivers/net/ethernet/sun/cassini.c
View file

@ -4971,7 +4971,7 @@ static int cas_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
cas_cacheline_size)) {
dev_err(&pdev->dev, "Could not set PCI cache "
"line size\n");
goto err_write_cacheline;
goto err_out_free_res;
}
}
#endif
@ -5144,7 +5144,6 @@ static int cas_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
err_out_free_res:
pci_release_regions(pdev);
err_write_cacheline:
/* Try to restore it in case the error occurred after we
* set it.
*/

11
drivers/net/usb/cdc_ether.c
View file

@ -821,14 +821,21 @@ static const struct usb_device_id products[] = {
.driver_info = 0,
},
/* Microsoft Surface 3 dock (based on Realtek RTL8153) */
/* Microsoft Surface Ethernet Adapter (based on Realtek RTL8153) */
{
USB_DEVICE_AND_INTERFACE_INFO(MICROSOFT_VENDOR_ID, 0x07c6, USB_CLASS_COMM,
USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE),
.driver_info = 0,
},
/* TP-LINK UE300 USB 3.0 Ethernet Adapters (based on Realtek RTL8153) */
/* Microsoft Surface Ethernet Adapter (based on Realtek RTL8153B) */
{
USB_DEVICE_AND_INTERFACE_INFO(MICROSOFT_VENDOR_ID, 0x0927, USB_CLASS_COMM,
USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE),
.driver_info = 0,
},
/* TP-LINK UE300 USB 3.0 Ethernet Adapters (based on Realtek RTL8153) */
{
USB_DEVICE_AND_INTERFACE_INFO(TPLINK_VENDOR_ID, 0x0601, USB_CLASS_COMM,
USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE),

1
drivers/net/usb/r8152.c
View file

@ -5344,6 +5344,7 @@ static const struct usb_device_id rtl8152_table[] = {
{REALTEK_USB_DEVICE(VENDOR_ID_REALTEK, 0x8153)},
{REALTEK_USB_DEVICE(VENDOR_ID_MICROSOFT, 0x07ab)},
{REALTEK_USB_DEVICE(VENDOR_ID_MICROSOFT, 0x07c6)},
{REALTEK_USB_DEVICE(VENDOR_ID_MICROSOFT, 0x0927)},
{REALTEK_USB_DEVICE(VENDOR_ID_SAMSUNG, 0xa101)},
{REALTEK_USB_DEVICE(VENDOR_ID_LENOVO, 0x304f)},
{REALTEK_USB_DEVICE(VENDOR_ID_LENOVO, 0x3062)},

1
drivers/usb/dwc3/dwc3-pci.c
View file

@ -112,6 +112,7 @@ static const struct property_entry dwc3_pci_intel_properties[] = {
static const struct property_entry dwc3_pci_mrfld_properties[] = {
PROPERTY_ENTRY_STRING("dr_mode", "otg"),
PROPERTY_ENTRY_STRING("linux,extcon-name", "mrfld_bcove_pwrsrc"),
PROPERTY_ENTRY_BOOL("linux,sysdev_is_parent"),
{}
};

3
drivers/usb/gadget/legacy/inode.c
View file

@ -1360,7 +1360,6 @@ gadgetfs_setup (struct usb_gadget *gadget, const struct usb_ctrlrequest *ctrl)
req->buf = dev->rbuf;
req->context = NULL;
value = -EOPNOTSUPP;
switch (ctrl->bRequest) {
case USB_REQ_GET_DESCRIPTOR:
@ -1783,7 +1782,7 @@ static ssize_t
dev_config (struct file *fd, const char __user *buf, size_t len, loff_t *ptr)
{
struct dev_data *dev = fd->private_data;
ssize_t value = len, length = len;
ssize_t value, length = len;
unsigned total;
u32 tag;
char *kbuf;

2
fs/binfmt_elf.c
View file

@ -1766,7 +1766,7 @@ static int fill_thread_core_info(struct elf_thread_core_info *t,
(!regset->active || regset->active(t->task, regset) > 0)) {
int ret;
size_t size = regset_size(t->task, regset);
void *data = kmalloc(size, GFP_KERNEL);
void *data = kzalloc(size, GFP_KERNEL);
if (unlikely(!data))
return 0;
ret = regset->get(t->task, regset,

2
fs/cachefiles/rdwr.c
View file

@ -64,9 +64,9 @@ static int cachefiles_read_waiter(wait_queue_entry_t *wait, unsigned mode,
object = container_of(op->op.object, struct cachefiles_object, fscache);
spin_lock(&object->work_lock);
list_add_tail(&monitor->op_link, &op->to_do);
fscache_enqueue_retrieval(op);
spin_unlock(&object->work_lock);
fscache_enqueue_retrieval(op);
fscache_put_retrieval(op);
return 0;
}

2
fs/cifs/file.c
View file

@ -3532,7 +3532,7 @@ cifs_read(struct file *file, char *read_data, size_t read_size, loff_t *offset)
* than it negotiated since it will refuse the read
* then.
*/
if ((tcon->ses) && !(tcon->ses->capabilities &
if (!(tcon->ses->capabilities &
tcon->ses->server->vals->cap_large_files)) {
current_read_size = min_t(uint,
current_read_size, CIFSMaxBufSize);

3
fs/gfs2/quota.c
View file

@ -1043,8 +1043,7 @@ int gfs2_quota_lock(struct gfs2_inode *ip, kuid_t uid, kgid_t gid)
u32 x;
int error = 0;
if (capable(CAP_SYS_RESOURCE) ||
sdp->sd_args.ar_quota != GFS2_QUOTA_ON)
if (sdp->sd_args.ar_quota != GFS2_QUOTA_ON)
return 0;
error = gfs2_quota_hold(ip, uid, gid);

3
fs/gfs2/quota.h
View file

@ -47,7 +47,8 @@ static inline int gfs2_quota_lock_check(struct gfs2_inode *ip,
int ret;
ap->allowed = UINT_MAX; /* Assume we are permitted a whole lot */
if (sdp->sd_args.ar_quota == GFS2_QUOTA_OFF)
if (capable(CAP_SYS_RESOURCE) ||
sdp->sd_args.ar_quota == GFS2_QUOTA_OFF)
return 0;
ret = gfs2_quota_lock(ip, NO_UID_QUOTA_CHANGE, NO_GID_QUOTA_CHANGE);
if (ret)

2
include/asm-generic/topology.h
View file

@ -48,7 +48,7 @@
#ifdef CONFIG_NEED_MULTIPLE_NODES
#define cpumask_of_node(node) ((node) == 0 ? cpu_online_mask : cpu_none_mask)
#else
#define cpumask_of_node(node) ((void)node, cpu_online_mask)
#define cpumask_of_node(node) ((void)(node), cpu_online_mask)
#endif
#endif
#ifndef pcibus_to_node

1
include/linux/mlx5/driver.h
View file

@ -902,6 +902,7 @@ struct mlx5_cmd_work_ent {
struct delayed_work cb_timeout_work;
void *context;
int idx;
struct completion handling;
struct completion done;
struct mlx5_cmd *cmd;
struct work_struct work;

15
include/linux/mm.h
View file

@ -619,6 +619,11 @@ static inline void *kvcalloc(size_t n, size_t size, gfp_t flags)
extern void kvfree(const void *addr);
/*
* Mapcount of compound page as a whole, does not include mapped sub-pages.
*
* Must be called only for compound pages or any their tail sub-pages.
*/
static inline int compound_mapcount(struct page *page)
{
VM_BUG_ON_PAGE(!PageCompound(page), page);
@ -638,10 +643,16 @@ static inline void page_mapcount_reset(struct page *page)
int __page_mapcount(struct page *page);
/*
* Mapcount of 0-order page; when compound sub-page, includes
* compound_mapcount().
*
* Result is undefined for pages which cannot be mapped into userspace.
* For example SLAB or special types of pages. See function page_has_type().
* They use this place in struct page differently.
*/
static inline int page_mapcount(struct page *page)
{
VM_BUG_ON_PAGE(PageSlab(page), page);
if (unlikely(PageCompound(page)))
return __page_mapcount(page);
return atomic_read(&page->_mapcount) + 1;

2
include/linux/netfilter/nf_conntrack_pptp.h
View file

@ -5,7 +5,7 @@
#include <linux/netfilter/nf_conntrack_common.h>
extern const char *const pptp_msg_name[];
const char *pptp_msg_name(u_int16_t msg);
/* state of the control session */
enum pptp_ctrlsess_state {

3
include/net/act_api.h
View file

@ -67,7 +67,8 @@ static inline void tcf_tm_dump(struct tcf_t *dtm, const struct tcf_t *stm)
{
dtm->install = jiffies_to_clock_t(jiffies - stm->install);
dtm->lastuse = jiffies_to_clock_t(jiffies - stm->lastuse);
dtm->firstuse = jiffies_to_clock_t(jiffies - stm->firstuse);
dtm->firstuse = stm->firstuse ?
jiffies_to_clock_t(jiffies - stm->firstuse) : 0;
dtm->expires = jiffies_to_clock_t(stm->expires);
}

2
include/rdma/uverbs_std_types.h
View file

@ -95,7 +95,7 @@ struct ib_uobject *__uobj_get_destroy(const struct uverbs_api_object *obj,
static inline void uobj_put_destroy(struct ib_uobject *uobj)
{
rdma_lookup_put_uobject(uobj, UVERBS_LOOKUP_WRITE);
rdma_lookup_put_uobject(uobj, UVERBS_LOOKUP_DESTROY);
}
static inline void uobj_put_read(struct ib_uobject *uobj)

2
include/uapi/linux/xfrm.h
View file

@ -304,7 +304,7 @@ enum xfrm_attr_type_t {
XFRMA_PROTO, /* __u8 */
XFRMA_ADDRESS_FILTER, /* struct xfrm_address_filter */
XFRMA_PAD,
XFRMA_OFFLOAD_DEV, /* struct xfrm_state_offload */
XFRMA_OFFLOAD_DEV, /* struct xfrm_user_offload */
XFRMA_SET_MARK, /* __u32 */
XFRMA_SET_MARK_MASK, /* __u32 */
XFRMA_IF_ID, /* __u32 */

2
mm/vmalloc.c
View file

@ -1518,7 +1518,7 @@ static void __vunmap(const void *addr, int deallocate_pages)
addr))
return;
area = find_vmap_area((unsigned long)addr)->vm;
area = find_vm_area(addr);
if (unlikely(!area)) {
WARN(1, KERN_ERR "Trying to vfree() nonexistent vm area (%p)\n",
addr);

6
net/ax25/af_ax25.c
View file

@ -638,8 +638,10 @@ static int ax25_setsockopt(struct socket *sock, int level, int optname,
break;
case SO_BINDTODEVICE:
if (optlen > IFNAMSIZ)
optlen = IFNAMSIZ;
if (optlen > IFNAMSIZ - 1)
optlen = IFNAMSIZ - 1;
memset(devname, 0, sizeof(devname));
if (copy_from_user(devname, optval, optlen)) {
res = -EFAULT;

6
net/bridge/netfilter/nft_reject_bridge.c
View file

@ -34,6 +34,12 @@ static void nft_reject_br_push_etherhdr(struct sk_buff *oldskb,
ether_addr_copy(eth->h_dest, eth_hdr(oldskb)->h_source);
eth->h_proto = eth_hdr(oldskb)->h_proto;
skb_pull(nskb, ETH_HLEN);
if (skb_vlan_tag_present(oldskb)) {
u16 vid = skb_vlan_tag_get(oldskb);
__vlan_hwaccel_put_tag(nskb, oldskb->vlan_proto, vid);
}
}
static int nft_bridge_iphdr_validate(struct sk_buff *skb)

4
net/ceph/osd_client.c
View file

@ -3540,7 +3540,9 @@ static void handle_reply(struct ceph_osd *osd, struct ceph_msg *msg)
* supported.
*/
req->r_t.target_oloc.pool = m.redirect.oloc.pool;
req->r_flags |= CEPH_OSD_FLAG_REDIRECTED;
req->r_flags |= CEPH_OSD_FLAG_REDIRECTED |
CEPH_OSD_FLAG_IGNORE_OVERLAY |
CEPH_OSD_FLAG_IGNORE_CACHE;
req->r_tid = 0;
__submit_request(req, false);
goto out_unlock_osdc;

20
net/core/dev.c
View file

@ -4778,11 +4778,12 @@ static inline int nf_ingress(struct sk_buff *skb, struct packet_type **pt_prev,
return 0;
}
static int __netif_receive_skb_core(struct sk_buff *skb, bool pfmemalloc,
static int __netif_receive_skb_core(struct sk_buff **pskb, bool pfmemalloc,
struct packet_type **ppt_prev)
{
struct packet_type *ptype, *pt_prev;
rx_handler_func_t *rx_handler;
struct sk_buff *skb = *pskb;
struct net_device *orig_dev;
bool deliver_exact = false;
int ret = NET_RX_DROP;
@ -4813,8 +4814,10 @@ static int __netif_receive_skb_core(struct sk_buff *skb, bool pfmemalloc,
ret2 = do_xdp_generic(rcu_dereference(skb->dev->xdp_prog), skb);
preempt_enable();
if (ret2 != XDP_PASS)
return NET_RX_DROP;
if (ret2 != XDP_PASS) {
ret = NET_RX_DROP;
goto out;
}
skb_reset_mac_len(skb);
}
@ -4936,6 +4939,13 @@ static int __netif_receive_skb_core(struct sk_buff *skb, bool pfmemalloc,
}
out:
/* The invariant here is that if *ppt_prev is not NULL
* then skb should also be non-NULL.
*
* Apparently *ppt_prev assignment above holds this invariant due to
* skb dereferencing near it.
*/
*pskb = skb;
return ret;
}
@ -4945,7 +4955,7 @@ static int __netif_receive_skb_one_core(struct sk_buff *skb, bool pfmemalloc)
struct packet_type *pt_prev = NULL;
int ret;
ret = __netif_receive_skb_core(skb, pfmemalloc, &pt_prev);
ret = __netif_receive_skb_core(&skb, pfmemalloc, &pt_prev);
if (pt_prev)
ret = pt_prev->func(skb, skb->dev, pt_prev, orig_dev);
return ret;
@ -5021,7 +5031,7 @@ static void __netif_receive_skb_list_core(struct list_head *head, bool pfmemallo
struct packet_type *pt_prev = NULL;
skb_list_del_init(skb);
__netif_receive_skb_core(skb, pfmemalloc, &pt_prev);
__netif_receive_skb_core(&skb, pfmemalloc, &pt_prev);
if (!pt_prev)
continue;
if (pt_curr != pt_prev || od_curr != orig_dev) {

15
net/dsa/tag_mtk.c
View file

@ -22,6 +22,7 @@
#define MTK_HDR_XMIT_TAGGED_TPID_8100 1
#define MTK_HDR_RECV_SOURCE_PORT_MASK GENMASK(2, 0)
#define MTK_HDR_XMIT_DP_BIT_MASK GENMASK(5, 0)
#define MTK_HDR_XMIT_SA_DIS BIT(6)
static struct sk_buff *mtk_tag_xmit(struct sk_buff *skb,
struct net_device *dev)
@ -29,6 +30,9 @@ static struct sk_buff *mtk_tag_xmit(struct sk_buff *skb,
struct dsa_port *dp = dsa_slave_to_port(dev);
u8 *mtk_tag;
bool is_vlan_skb = true;
unsigned char *dest = eth_hdr(skb)->h_dest;
bool is_multicast_skb = is_multicast_ether_addr(dest) &&
!is_broadcast_ether_addr(dest);
/* Build the special tag after the MAC Source Address. If VLAN header
* is present, it's required that VLAN header and special tag is
@ -54,6 +58,10 @@ static struct sk_buff *mtk_tag_xmit(struct sk_buff *skb,
MTK_HDR_XMIT_UNTAGGED;
mtk_tag[1] = (1 << dp->index) & MTK_HDR_XMIT_DP_BIT_MASK;
/* Disable SA learning for multicast frames */
if (unlikely(is_multicast_skb))
mtk_tag[1] |= MTK_HDR_XMIT_SA_DIS;
/* Tag control information is kept for 802.1Q */
if (!is_vlan_skb) {
mtk_tag[2] = 0;
@ -68,6 +76,9 @@ static struct sk_buff *mtk_tag_rcv(struct sk_buff *skb, struct net_device *dev,
{
int port;
__be16 *phdr, hdr;
unsigned char *dest = eth_hdr(skb)->h_dest;
bool is_multicast_skb = is_multicast_ether_addr(dest) &&
!is_broadcast_ether_addr(dest);
if (unlikely(!pskb_may_pull(skb, MTK_HDR_LEN)))
return NULL;
@ -93,6 +104,10 @@ static struct sk_buff *mtk_tag_rcv(struct sk_buff *skb, struct net_device *dev,
if (!skb->dev)
return NULL;
/* Only unicast or broadcast frames are offloaded */
if (likely(!is_multicast_skb))
skb->offload_fwd_mark = 1;
return skb;
}

43
net/ipv4/inet_connection_sock.c
View file

@ -28,17 +28,19 @@
#include <net/addrconf.h>
#if IS_ENABLED(CONFIG_IPV6)
/* match_wildcard == true: IPV6_ADDR_ANY equals to any IPv6 addresses if IPv6
* only, and any IPv4 addresses if not IPv6 only
* match_wildcard == false: addresses must be exactly the same, i.e.
* IPV6_ADDR_ANY only equals to IPV6_ADDR_ANY,
* and 0.0.0.0 equals to 0.0.0.0 only
/* match_sk*_wildcard == true: IPV6_ADDR_ANY equals to any IPv6 addresses
* if IPv6 only, and any IPv4 addresses
* if not IPv6 only
* match_sk*_wildcard == false: addresses must be exactly the same, i.e.
* IPV6_ADDR_ANY only equals to IPV6_ADDR_ANY,
* and 0.0.0.0 equals to 0.0.0.0 only
*/
static bool ipv6_rcv_saddr_equal(const struct in6_addr *sk1_rcv_saddr6,
const struct in6_addr *sk2_rcv_saddr6,
__be32 sk1_rcv_saddr, __be32 sk2_rcv_saddr,
bool sk1_ipv6only, bool sk2_ipv6only,
bool match_wildcard)
bool match_sk1_wildcard,
bool match_sk2_wildcard)
{
int addr_type = ipv6_addr_type(sk1_rcv_saddr6);
int addr_type2 = sk2_rcv_saddr6 ? ipv6_addr_type(sk2_rcv_saddr6) : IPV6_ADDR_MAPPED;
@ -48,8 +50,8 @@ static bool ipv6_rcv_saddr_equal(const struct in6_addr *sk1_rcv_saddr6,
if (!sk2_ipv6only) {
if (sk1_rcv_saddr == sk2_rcv_saddr)
return true;
if (!sk1_rcv_saddr || !sk2_rcv_saddr)
return match_wildcard;
return (match_sk1_wildcard && !sk1_rcv_saddr) ||
(match_sk2_wildcard && !sk2_rcv_saddr);
}
return false;
}
@ -57,11 +59,11 @@ static bool ipv6_rcv_saddr_equal(const struct in6_addr *sk1_rcv_saddr6,
if (addr_type == IPV6_ADDR_ANY && addr_type2 == IPV6_ADDR_ANY)
return true;
if (addr_type2 == IPV6_ADDR_ANY && match_wildcard &&
if (addr_type2 == IPV6_ADDR_ANY && match_sk2_wildcard &&
!(sk2_ipv6only && addr_type == IPV6_ADDR_MAPPED))
return true;
if (addr_type == IPV6_ADDR_ANY && match_wildcard &&
if (addr_type == IPV6_ADDR_ANY && match_sk1_wildcard &&
!(sk1_ipv6only && addr_type2 == IPV6_ADDR_MAPPED))
return true;
@ -73,18 +75,19 @@ static bool ipv6_rcv_saddr_equal(const struct in6_addr *sk1_rcv_saddr6,
}
#endif
/* match_wildcard == true: 0.0.0.0 equals to any IPv4 addresses
* match_wildcard == false: addresses must be exactly the same, i.e.
* 0.0.0.0 only equals to 0.0.0.0
/* match_sk*_wildcard == true: 0.0.0.0 equals to any IPv4 addresses
* match_sk*_wildcard == false: addresses must be exactly the same, i.e.
* 0.0.0.0 only equals to 0.0.0.0
*/
static bool ipv4_rcv_saddr_equal(__be32 sk1_rcv_saddr, __be32 sk2_rcv_saddr,
bool sk2_ipv6only, bool match_wildcard)
bool sk2_ipv6only, bool match_sk1_wildcard,
bool match_sk2_wildcard)
{
if (!sk2_ipv6only) {
if (sk1_rcv_saddr == sk2_rcv_saddr)
return true;
if (!sk1_rcv_saddr || !sk2_rcv_saddr)
return match_wildcard;
return (match_sk1_wildcard && !sk1_rcv_saddr) ||
(match_sk2_wildcard && !sk2_rcv_saddr);
}
return false;
}
@ -100,10 +103,12 @@ bool inet_rcv_saddr_equal(const struct sock *sk, const struct sock *sk2,
sk2->sk_rcv_saddr,
ipv6_only_sock(sk),
ipv6_only_sock(sk2),
match_wildcard,
match_wildcard);
#endif
return ipv4_rcv_saddr_equal(sk->sk_rcv_saddr, sk2->sk_rcv_saddr,
ipv6_only_sock(sk2), match_wildcard);
ipv6_only_sock(sk2), match_wildcard,
match_wildcard);
}
EXPORT_SYMBOL(inet_rcv_saddr_equal);
@ -274,10 +279,10 @@ static inline int sk_reuseport_match(struct inet_bind_bucket *tb,
tb->fast_rcv_saddr,
sk->sk_rcv_saddr,
tb->fast_ipv6_only,
ipv6_only_sock(sk), true);
ipv6_only_sock(sk), true, false);
#endif
return ipv4_rcv_saddr_equal(tb->fast_rcv_saddr, sk->sk_rcv_saddr,
ipv6_only_sock(sk), true);
ipv6_only_sock(sk), true, false);
}
/* Obtain a reference to a local port for the given sock,

75
net/ipv4/ip_vti.c
View file

@ -50,7 +50,7 @@ static unsigned int vti_net_id __read_mostly;
static int vti_tunnel_init(struct net_device *dev);
static int vti_input(struct sk_buff *skb, int nexthdr, __be32 spi,
int encap_type)
int encap_type, bool update_skb_dev)
{
struct ip_tunnel *tunnel;
const struct iphdr *iph = ip_hdr(skb);
@ -65,6 +65,9 @@ static int vti_input(struct sk_buff *skb, int nexthdr, __be32 spi,
XFRM_TUNNEL_SKB_CB(skb)->tunnel.ip4 = tunnel;
if (update_skb_dev)
skb->dev = tunnel->dev;
return xfrm_input(skb, nexthdr, spi, encap_type);
}
@ -74,25 +77,43 @@ static int vti_input(struct sk_buff *skb, int nexthdr, __be32 spi,
return 0;
}
static int vti_input_ipip(struct sk_buff *skb, int nexthdr, __be32 spi,
int encap_type)
static int vti_input_proto(struct sk_buff *skb, int nexthdr, __be32 spi,
int encap_type)
{
struct ip_tunnel *tunnel;
return vti_input(skb, nexthdr, spi, encap_type, false);
}
static int vti_rcv(struct sk_buff *skb, __be32 spi, bool update_skb_dev)
{
XFRM_SPI_SKB_CB(skb)->family = AF_INET;
XFRM_SPI_SKB_CB(skb)->daddroff = offsetof(struct iphdr, daddr);
return vti_input(skb, ip_hdr(skb)->protocol, spi, 0, update_skb_dev);
}
static int vti_rcv_proto(struct sk_buff *skb)
{
return vti_rcv(skb, 0, false);
}
static int vti_rcv_tunnel(struct sk_buff *skb)
{
struct ip_tunnel_net *itn = net_generic(dev_net(skb->dev), vti_net_id);
const struct iphdr *iph = ip_hdr(skb);
struct net *net = dev_net(skb->dev);
struct ip_tunnel_net *itn = net_generic(net, vti_net_id);
struct ip_tunnel *tunnel;
tunnel = ip_tunnel_lookup(itn, skb->dev->ifindex, TUNNEL_NO_KEY,
iph->saddr, iph->daddr, 0);
if (tunnel) {
struct tnl_ptk_info tpi = {
.proto = htons(ETH_P_IP),
};
if (!xfrm4_policy_check(NULL, XFRM_POLICY_IN, skb))
goto drop;
XFRM_TUNNEL_SKB_CB(skb)->tunnel.ip4 = tunnel;
skb->dev = tunnel->dev;
return xfrm_input(skb, nexthdr, spi, encap_type);
if (iptunnel_pull_header(skb, 0, tpi.proto, false))
goto drop;
return ip_tunnel_rcv(tunnel, skb, &tpi, NULL, false);
}
return -EINVAL;
@ -101,22 +122,6 @@ static int vti_input_ipip(struct sk_buff *skb, int nexthdr, __be32 spi,
return 0;
}
static int vti_rcv(struct sk_buff *skb)
{
XFRM_SPI_SKB_CB(skb)->family = AF_INET;
XFRM_SPI_SKB_CB(skb)->daddroff = offsetof(struct iphdr, daddr);
return vti_input(skb, ip_hdr(skb)->protocol, 0, 0);
}
static int vti_rcv_ipip(struct sk_buff *skb)
{
XFRM_SPI_SKB_CB(skb)->family = AF_INET;
XFRM_SPI_SKB_CB(skb)->daddroff = offsetof(struct iphdr, daddr);
return vti_input_ipip(skb, ip_hdr(skb)->protocol, ip_hdr(skb)->saddr, 0);
}
static int vti_rcv_cb(struct sk_buff *skb, int err)
{
unsigned short family;
@ -478,31 +483,31 @@ static void __net_init vti_fb_tunnel_init(struct net_device *dev)
}
static struct xfrm4_protocol vti_esp4_protocol __read_mostly = {
.handler = vti_rcv,
.input_handler = vti_input,
.handler = vti_rcv_proto,
.input_handler = vti_input_proto,
.cb_handler = vti_rcv_cb,
.err_handler = vti4_err,
.priority = 100,
};
static struct xfrm4_protocol vti_ah4_protocol __read_mostly = {
.handler = vti_rcv,
.input_handler = vti_input,
.handler = vti_rcv_proto,
.input_handler = vti_input_proto,
.cb_handler = vti_rcv_cb,
.err_handler = vti4_err,
.priority = 100,
};
static struct xfrm4_protocol vti_ipcomp4_protocol __read_mostly = {
.handler = vti_rcv,
.input_handler = vti_input,
.handler = vti_rcv_proto,
.input_handler = vti_input_proto,
.cb_handler = vti_rcv_cb,
.err_handler = vti4_err,
.priority = 100,
};
static struct xfrm_tunnel ipip_handler __read_mostly = {
.handler = vti_rcv_ipip,
.handler = vti_rcv_tunnel,
.err_handler = vti4_err,
.priority = 0,
};

2
net/ipv4/ipip.c
View file

@ -704,7 +704,7 @@ static int __init ipip_init(void)
rtnl_link_failed:
#if IS_ENABLED(CONFIG_MPLS)
xfrm4_tunnel_deregister(&mplsip_handler, AF_INET);
xfrm4_tunnel_deregister(&mplsip_handler, AF_MPLS);
xfrm_tunnel_mplsip_failed:
#endif

7
net/ipv4/netfilter/nf_nat_pptp.c
View file

@ -165,8 +165,7 @@ pptp_outbound_pkt(struct sk_buff *skb,
break;
default:
pr_debug("unknown outbound packet 0x%04x:%s\n", msg,
msg <= PPTP_MSG_MAX ? pptp_msg_name[msg] :
pptp_msg_name[0]);
pptp_msg_name(msg));
/* fall through */
case PPTP_SET_LINK_INFO:
/* only need to NAT in case PAC is behind NAT box */
@ -267,9 +266,7 @@ pptp_inbound_pkt(struct sk_buff *skb,
pcid_off = offsetof(union pptp_ctrl_union, setlink.peersCallID);
break;
default:
pr_debug("unknown inbound packet %s\n",
msg <= PPTP_MSG_MAX ? pptp_msg_name[msg] :
pptp_msg_name[0]);
pr_debug("unknown inbound packet %s\n", pptp_msg_name(msg));
/* fall through */
case PPTP_START_SESSION_REQUEST:
case PPTP_START_SESSION_REPLY:

14
net/ipv4/route.c
View file

@ -484,18 +484,16 @@ u32 ip_idents_reserve(u32 hash, int segs)
atomic_t *p_id = ip_idents + hash % IP_IDENTS_SZ;
u32 old = READ_ONCE(*p_tstamp);
u32 now = (u32)jiffies;
u32 new, delta = 0;
u32 delta = 0;
if (old != now && cmpxchg(p_tstamp, old, now) == old)
delta = prandom_u32_max(now - old);
/* Do not use atomic_add_return() as it makes UBSAN unhappy */
do {
old = (u32)atomic_read(p_id);
new = old + delta + segs;
} while (atomic_cmpxchg(p_id, old, new) != old);
return new - segs;
/* If UBSAN reports an error there, please make sure your compiler
* supports -fno-strict-overflow before reporting it that was a bug
* in UBSAN, and it has been fixed in GCC-8.
*/
return atomic_add_return(segs + delta, p_id) - segs;
}
EXPORT_SYMBOL(ip_idents_reserve);

9
net/ipv6/esp6_offload.c
View file

@ -121,9 +121,16 @@ static void esp6_gso_encap(struct xfrm_state *x, struct sk_buff *skb)
struct ip_esp_hdr *esph;
struct ipv6hdr *iph = ipv6_hdr(skb);
struct xfrm_offload *xo = xfrm_offload(skb);
int proto = iph->nexthdr;
u8 proto = iph->nexthdr;
skb_push(skb, -skb_network_offset(skb));
if (x->outer_mode->encap == XFRM_MODE_TRANSPORT) {
__be16 frag;
ipv6_skip_exthdr(skb, sizeof(struct ipv6hdr), &proto, &frag);
}
esph = ip_esp_hdr(skb);
*skb_mac_header(skb) = IPPROTO_ESP;

7
net/mac80211/mesh_hwmp.c
View file

@ -1088,7 +1088,14 @@ void mesh_path_start_discovery(struct ieee80211_sub_if_data *sdata)
mesh_path_sel_frame_tx(MPATH_PREQ, 0, sdata->vif.addr, ifmsh->sn,
target_flags, mpath->dst, mpath->sn, da, 0,
ttl, lifetime, 0, ifmsh->preq_id++, sdata);
spin_lock_bh(&mpath->state_lock);
if (mpath->flags & MESH_PATH_DELETED) {
spin_unlock_bh(&mpath->state_lock);
goto enddiscovery;
}
mod_timer(&mpath->timer, jiffies + mpath->discovery_timeout);
spin_unlock_bh(&mpath->state_lock);
enddiscovery:
rcu_read_unlock();

2
net/netfilter/ipset/ip_set_list_set.c
View file

@ -63,7 +63,7 @@ list_set_ktest(struct ip_set *set, const struct sk_buff *skb,
/* Don't lookup sub-counters at all */
opt->cmdflags &= ~IPSET_FLAG_MATCH_COUNTERS;
if (opt->cmdflags & IPSET_FLAG_SKIP_SUBCOUNTER_UPDATE)
opt->cmdflags &= ~IPSET_FLAG_SKIP_COUNTER_UPDATE;
opt->cmdflags |= IPSET_FLAG_SKIP_COUNTER_UPDATE;
list_for_each_entry_rcu(e, &map->members, list) {
ret = ip_set_test(e->id, skb, par, opt);
if (ret <= 0)

62
net/netfilter/nf_conntrack_pptp.c
View file

@ -71,24 +71,32 @@ EXPORT_SYMBOL_GPL(nf_nat_pptp_hook_expectfn);
#if defined(DEBUG) || defined(CONFIG_DYNAMIC_DEBUG)
/* PptpControlMessageType names */
const char *const pptp_msg_name[] = {
"UNKNOWN_MESSAGE",
"START_SESSION_REQUEST",
"START_SESSION_REPLY",
"STOP_SESSION_REQUEST",
"STOP_SESSION_REPLY",
"ECHO_REQUEST",
"ECHO_REPLY",
"OUT_CALL_REQUEST",
"OUT_CALL_REPLY",
"IN_CALL_REQUEST",
"IN_CALL_REPLY",
"IN_CALL_CONNECT",
"CALL_CLEAR_REQUEST",
"CALL_DISCONNECT_NOTIFY",
"WAN_ERROR_NOTIFY",
"SET_LINK_INFO"
static const char *const pptp_msg_name_array[PPTP_MSG_MAX + 1] = {
[0] = "UNKNOWN_MESSAGE",
[PPTP_START_SESSION_REQUEST] = "START_SESSION_REQUEST",
[PPTP_START_SESSION_REPLY] = "START_SESSION_REPLY",
[PPTP_STOP_SESSION_REQUEST] = "STOP_SESSION_REQUEST",
[PPTP_STOP_SESSION_REPLY] = "STOP_SESSION_REPLY",
[PPTP_ECHO_REQUEST] = "ECHO_REQUEST",
[PPTP_ECHO_REPLY] = "ECHO_REPLY",
[PPTP_OUT_CALL_REQUEST] = "OUT_CALL_REQUEST",
[PPTP_OUT_CALL_REPLY] = "OUT_CALL_REPLY",
[PPTP_IN_CALL_REQUEST] = "IN_CALL_REQUEST",
[PPTP_IN_CALL_REPLY] = "IN_CALL_REPLY",
[PPTP_IN_CALL_CONNECT] = "IN_CALL_CONNECT",
[PPTP_CALL_CLEAR_REQUEST] = "CALL_CLEAR_REQUEST",
[PPTP_CALL_DISCONNECT_NOTIFY] = "CALL_DISCONNECT_NOTIFY",
[PPTP_WAN_ERROR_NOTIFY] = "WAN_ERROR_NOTIFY",
[PPTP_SET_LINK_INFO] = "SET_LINK_INFO"
};
const char *pptp_msg_name(u_int16_t msg)
{
if (msg > PPTP_MSG_MAX)
return pptp_msg_name_array[0];
return pptp_msg_name_array[msg];
}
EXPORT_SYMBOL(pptp_msg_name);
#endif
@ -275,7 +283,7 @@ pptp_inbound_pkt(struct sk_buff *skb, unsigned int protoff,
typeof(nf_nat_pptp_hook_inbound) nf_nat_pptp_inbound;
msg = ntohs(ctlh->messageType);
pr_debug("inbound control message %s\n", pptp_msg_name[msg]);
pr_debug("inbound control message %s\n", pptp_msg_name(msg));
switch (msg) {
case PPTP_START_SESSION_REPLY:
@ -310,7 +318,7 @@ pptp_inbound_pkt(struct sk_buff *skb, unsigned int protoff,
pcid = pptpReq->ocack.peersCallID;
if (info->pns_call_id != pcid)
goto invalid;
pr_debug("%s, CID=%X, PCID=%X\n", pptp_msg_name[msg],
pr_debug("%s, CID=%X, PCID=%X\n", pptp_msg_name(msg),
ntohs(cid), ntohs(pcid));
if (pptpReq->ocack.resultCode == PPTP_OUTCALL_CONNECT) {
@ -327,7 +335,7 @@ pptp_inbound_pkt(struct sk_buff *skb, unsigned int protoff,
goto invalid;
cid = pptpReq->icreq.callID;
pr_debug("%s, CID=%X\n", pptp_msg_name[msg], ntohs(cid));
pr_debug("%s, CID=%X\n", pptp_msg_name(msg), ntohs(cid));
info->cstate = PPTP_CALL_IN_REQ;
info->pac_call_id = cid;
break;
@ -346,7 +354,7 @@ pptp_inbound_pkt(struct sk_buff *skb, unsigned int protoff,
if (info->pns_call_id != pcid)
goto invalid;
pr_debug("%s, PCID=%X\n", pptp_msg_name[msg], ntohs(pcid));
pr_debug("%s, PCID=%X\n", pptp_msg_name(msg), ntohs(pcid));
info->cstate = PPTP_CALL_IN_CONF;
/* we expect a GRE connection from PAC to PNS */
@ -356,7 +364,7 @@ pptp_inbound_pkt(struct sk_buff *skb, unsigned int protoff,
case PPTP_CALL_DISCONNECT_NOTIFY:
/* server confirms disconnect */
cid = pptpReq->disc.callID;
pr_debug("%s, CID=%X\n", pptp_msg_name[msg], ntohs(cid));
pr_debug("%s, CID=%X\n", pptp_msg_name(msg), ntohs(cid));
info->cstate = PPTP_CALL_NONE;
/* untrack this call id, unexpect GRE packets */
@ -383,7 +391,7 @@ pptp_inbound_pkt(struct sk_buff *skb, unsigned int protoff,
invalid:
pr_debug("invalid %s: type=%d cid=%u pcid=%u "
"cstate=%d sstate=%d pns_cid=%u pac_cid=%u\n",
msg <= PPTP_MSG_MAX ? pptp_msg_name[msg] : pptp_msg_name[0],
pptp_msg_name(msg),
msg, ntohs(cid), ntohs(pcid), info->cstate, info->sstate,
ntohs(info->pns_call_id), ntohs(info->pac_call_id));
return NF_ACCEPT;
@ -403,7 +411,7 @@ pptp_outbound_pkt(struct sk_buff *skb, unsigned int protoff,
typeof(nf_nat_pptp_hook_outbound) nf_nat_pptp_outbound;
msg = ntohs(ctlh->messageType);
pr_debug("outbound control message %s\n", pptp_msg_name[msg]);
pr_debug("outbound control message %s\n", pptp_msg_name(msg));
switch (msg) {
case PPTP_START_SESSION_REQUEST:
@ -425,7 +433,7 @@ pptp_outbound_pkt(struct sk_buff *skb, unsigned int protoff,
info->cstate = PPTP_CALL_OUT_REQ;
/* track PNS call id */
cid = pptpReq->ocreq.callID;
pr_debug("%s, CID=%X\n", pptp_msg_name[msg], ntohs(cid));
pr_debug("%s, CID=%X\n", pptp_msg_name(msg), ntohs(cid));
info->pns_call_id = cid;
break;
@ -439,7 +447,7 @@ pptp_outbound_pkt(struct sk_buff *skb, unsigned int protoff,
pcid = pptpReq->icack.peersCallID;
if (info->pac_call_id != pcid)
goto invalid;
pr_debug("%s, CID=%X PCID=%X\n", pptp_msg_name[msg],
pr_debug("%s, CID=%X PCID=%X\n", pptp_msg_name(msg),
ntohs(cid), ntohs(pcid));
if (pptpReq->icack.resultCode == PPTP_INCALL_ACCEPT) {
@ -479,7 +487,7 @@ pptp_outbound_pkt(struct sk_buff *skb, unsigned int protoff,
invalid:
pr_debug("invalid %s: type=%d cid=%u pcid=%u "
"cstate=%d sstate=%d pns_cid=%u pac_cid=%u\n",
msg <= PPTP_MSG_MAX ? pptp_msg_name[msg] : pptp_msg_name[0],
pptp_msg_name(msg),
msg, ntohs(cid), ntohs(pcid), info->cstate, info->sstate,
ntohs(info->pns_call_id), ntohs(info->pac_call_id));
return NF_ACCEPT;

3
net/netfilter/nfnetlink_cthelper.c
View file

@ -106,7 +106,7 @@ nfnl_cthelper_from_nlattr(struct nlattr *attr, struct nf_conn *ct)
if (help->helper->data_len == 0)
return -EINVAL;
nla_memcpy(help->data, nla_data(attr), sizeof(help->data));
nla_memcpy(help->data, attr, sizeof(help->data));
return 0;
}
@ -242,6 +242,7 @@ nfnl_cthelper_create(const struct nlattr * const tb[],
ret = -ENOMEM;
goto err2;
}
helper->data_len = size;
helper->flags |= NF_CT_HELPER_F_USERSPACE;
memcpy(&helper->tuple, tuple, sizeof(struct nf_conntrack_tuple));

2
net/qrtr/qrtr.c
View file

@ -718,7 +718,7 @@ static int qrtr_bcast_enqueue(struct qrtr_node *node, struct sk_buff *skb,
}
mutex_unlock(&qrtr_node_lock);
qrtr_local_enqueue(node, skb, type, from, to);
qrtr_local_enqueue(NULL, skb, type, from, to);
return 0;
}

14
net/sctp/sm_sideeffect.c
View file

@ -1537,9 +1537,17 @@ static int sctp_cmd_interpreter(enum sctp_event event_type,
timeout = asoc->timeouts[cmd->obj.to];
BUG_ON(!timeout);
timer->expires = jiffies + timeout;
sctp_association_hold(asoc);
add_timer(timer);
/*
* SCTP has a hard time with timer starts. Because we process
* timer starts as side effects, it can be hard to tell if we
* have already started a timer or not, which leads to BUG
* halts when we call add_timer. So here, instead of just starting
* a timer, if the timer is already started, and just mod
* the timer with the shorter of the two expiration times
*/
if (!timer_pending(timer))
sctp_association_hold(asoc);
timer_reduce(timer, jiffies + timeout);
break;
case SCTP_CMD_TIMER_RESTART:

9
net/sctp/sm_statefuns.c
View file

@ -1871,12 +1871,13 @@ static enum sctp_disposition sctp_sf_do_dupcook_a(
/* Update the content of current association. */
sctp_add_cmd_sf(commands, SCTP_CMD_UPDATE_ASSOC, SCTP_ASOC(new_asoc));
sctp_add_cmd_sf(commands, SCTP_CMD_EVENT_ULP, SCTP_ULPEVENT(ev));
if (sctp_state(asoc, SHUTDOWN_PENDING) &&
if ((sctp_state(asoc, SHUTDOWN_PENDING) ||
sctp_state(asoc, SHUTDOWN_SENT)) &&
(sctp_sstate(asoc->base.sk, CLOSING) ||
sock_flag(asoc->base.sk, SOCK_DEAD))) {
/* if were currently in SHUTDOWN_PENDING, but the socket
* has been closed by user, don't transition to ESTABLISHED.
* Instead trigger SHUTDOWN bundled with COOKIE_ACK.
/* If the socket has been closed by user, don't
* transition to ESTABLISHED. Instead trigger SHUTDOWN
* bundled with COOKIE_ACK.
*/
sctp_add_cmd_sf(commands, SCTP_CMD_REPLY, SCTP_CHUNK(repl));
return sctp_sf_do_9_2_start_shutdown(net, ep, asoc,

8
net/xdp/xdp_umem.c
View file

@ -258,8 +258,8 @@ static int xdp_umem_account_pages(struct xdp_umem *umem)
static int xdp_umem_reg(struct xdp_umem *umem, struct xdp_umem_reg *mr)
{
u32 chunk_size = mr->chunk_size, headroom = mr->headroom;
u64 npgs, addr = mr->addr, size = mr->len;
unsigned int chunks, chunks_per_page;
u64 addr = mr->addr, size = mr->len;
int err, i;
if (chunk_size < XDP_UMEM_MIN_CHUNK_SIZE || chunk_size > PAGE_SIZE) {
@ -285,6 +285,10 @@ static int xdp_umem_reg(struct xdp_umem *umem, struct xdp_umem_reg *mr)
if ((addr + size) < addr)
return -EINVAL;
npgs = div_u64(size, PAGE_SIZE);
if (npgs > U32_MAX)
return -EINVAL;
chunks = (unsigned int)div_u64(size, chunk_size);
if (chunks == 0)
return -EINVAL;
@ -303,7 +307,7 @@ static int xdp_umem_reg(struct xdp_umem *umem, struct xdp_umem_reg *mr)
umem->props.size = size;
umem->headroom = headroom;
umem->chunk_size_nohr = chunk_size - headroom;
umem->npgs = size / PAGE_SIZE;
umem->npgs = (u32)npgs;
umem->pgs = NULL;
umem->user = NULL;
INIT_LIST_HEAD(&umem->xsk_list);

2
net/xfrm/xfrm_input.c
View file

@ -407,7 +407,7 @@ int xfrm_input(struct sk_buff *skb, int nexthdr, __be32 spi, int encap_type)
dev_put(skb->dev);
spin_lock(&x->lock);
if (nexthdr <= 0) {
if (nexthdr < 0) {
if (nexthdr == -EBADMSG) {
xfrm_audit_state_icvfail(x, skb,
x->type->proto);

21
net/xfrm/xfrm_interface.c
View file

@ -780,7 +780,28 @@ static void __net_exit xfrmi_exit_net(struct net *net)
rtnl_unlock();
}
static void __net_exit xfrmi_exit_batch_net(struct list_head *net_exit_list)
{
struct net *net;
LIST_HEAD(list);
rtnl_lock();
list_for_each_entry(net, net_exit_list, exit_list) {
struct xfrmi_net *xfrmn = net_generic(net, xfrmi_net_id);
struct xfrm_if __rcu **xip;
struct xfrm_if *xi;
for (xip = &xfrmn->xfrmi[0];
(xi = rtnl_dereference(*xip)) != NULL;
xip = &xi->next)
unregister_netdevice_queue(xi->dev, &list);
}
unregister_netdevice_many(&list);
rtnl_unlock();
}
static struct pernet_operations xfrmi_net_ops = {
.exit_batch = xfrmi_exit_batch_net,
.init = xfrmi_init_net,
.exit = xfrmi_exit_net,
.id = &xfrmi_net_id,

15
net/xfrm/xfrm_output.c
View file

@ -235,18 +235,20 @@ int xfrm_output(struct sock *sk, struct sk_buff *skb)
xfrm_state_hold(x);
if (skb_is_gso(skb)) {
skb_shinfo(skb)->gso_type |= SKB_GSO_ESP;
if (skb->inner_protocol)
return xfrm_output_gso(net, sk, skb);
return xfrm_output2(net, sk, skb);
skb_shinfo(skb)->gso_type |= SKB_GSO_ESP;
goto out;
}
if (x->xso.dev && x->xso.dev->features & NETIF_F_HW_ESP_TX_CSUM)
goto out;
} else {
if (skb_is_gso(skb))
return xfrm_output_gso(net, sk, skb);
}
if (skb_is_gso(skb))
return xfrm_output_gso(net, sk, skb);
if (skb->ip_summed == CHECKSUM_PARTIAL) {
err = skb_checksum_help(skb);
if (err) {
@ -283,7 +285,8 @@ void xfrm_local_error(struct sk_buff *skb, int mtu)
if (skb->protocol == htons(ETH_P_IP))
proto = AF_INET;
else if (skb->protocol == htons(ETH_P_IPV6))
else if (skb->protocol == htons(ETH_P_IPV6) &&
skb->sk->sk_family == AF_INET6)
proto = AF_INET6;
else
return;

7
net/xfrm/xfrm_policy.c
View file

@ -730,12 +730,7 @@ static void xfrm_policy_requeue(struct xfrm_policy *old,
static bool xfrm_policy_mark_match(struct xfrm_policy *policy,
struct xfrm_policy *pol)
{
u32 mark = policy->mark.v & policy->mark.m;
if (policy->mark.v == pol->mark.v && policy->mark.m == pol->mark.m)
return true;
if ((mark & pol->mark.m) == pol->mark.v &&
if (policy->mark.v == pol->mark.v &&
policy->priority == pol->priority)
return true;

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