Linux 3.18.4

From: Greg KH
Date: Tue Jan 27 2015 - 12:14:09 EST


I'm announcing the release of the 3.18.4 kernel.

All users of the 3.18 kernel series must upgrade.

The updated 3.18.y git tree can be found at:
git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git linux-3.18.y
and can be browsed at the normal kernel.org git web browser:
http://git.kernel.org/?p=linux/kernel/git/stable/linux-stable.git;a=summary

thanks,

greg k-h

------------

Documentation/kernel-parameters.txt | 1
Makefile | 2
arch/arc/boot/dts/nsimosci.dts | 18
arch/arm/boot/dts/berlin2q-marvell-dmp.dts | 2
arch/arm/boot/dts/berlin2q.dtsi | 63 +-
arch/arm/boot/dts/dra7-evm.dts | 10
arch/arm/boot/dts/imx25.dtsi | 2
arch/arm/boot/dts/imx51-babbage.dts | 22
arch/arm/configs/omap2plus_defconfig | 2
arch/arm/mach-imx/clk-imx6q.c | 4
arch/arm/mach-imx/clk-imx6sx.c | 3
arch/arm/mach-omap2/common.h | 1
arch/arm/mach-omap2/omap-headsmp.S | 21
arch/arm/mach-omap2/omap-smp.c | 13
arch/arm/mach-omap2/timer.c | 8
arch/arm/mach-shmobile/setup-sh73a0.c | 3
arch/arm64/mm/init.c | 8
arch/parisc/include/asm/ldcw.h | 13
arch/powerpc/platforms/powernv/opal-wrappers.S | 1
arch/um/Kconfig.common | 1
arch/x86/boot/Makefile | 1
arch/x86/kernel/cpu/Makefile | 1
arch/x86/kernel/kprobes/core.c | 20
arch/x86/kvm/vmx.c | 4
arch/x86/um/sys_call_table_32.c | 2
arch/x86/um/sys_call_table_64.c | 2
drivers/bus/omap_l3_noc.c | 63 ++
drivers/clk/at91/clk-slow.c | 27
drivers/clk/berlin/bg2q.c | 1
drivers/clk/clk-ppc-corenet.c | 2
drivers/clk/clk.c | 10
drivers/clk/rockchip/clk-rk3188.c | 15
drivers/clk/rockchip/clk-rk3288.c | 28 -
drivers/clk/samsung/clk-exynos-audss.c | 4
drivers/gpio/gpio-crystalcove.c | 2
drivers/gpio/gpiolib-of.c | 10
drivers/gpio/gpiolib-sysfs.c | 47 -
drivers/gpio/gpiolib.c | 18
drivers/gpu/drm/drm_dp_helper.c | 7
drivers/gpu/drm/drm_dp_mst_topology.c | 5
drivers/gpu/drm/drm_fb_helper.c | 13
drivers/gpu/drm/drm_irq.c | 3
drivers/gpu/drm/i915/i915_drv.c | 3
drivers/gpu/drm/i915/i915_drv.h | 3
drivers/gpu/drm/i915/i915_gem.c | 5
drivers/gpu/drm/i915/i915_gem_context.c | 48 +
drivers/gpu/drm/i915/i915_gem_stolen.c | 6
drivers/gpu/drm/i915/i915_irq.c | 6
drivers/gpu/drm/i915/i915_reg.h | 4
drivers/gpu/drm/i915/i915_suspend.c | 8
drivers/gpu/drm/i915/intel_display.c | 8
drivers/gpu/drm/i915/intel_pm.c | 27
drivers/gpu/drm/i915/intel_ringbuffer.c | 3
drivers/gpu/drm/i915/intel_uncore.c | 4
drivers/gpu/drm/nouveau/core/subdev/mc/nv4c.c | 8
drivers/gpu/drm/radeon/atombios_crtc.c | 8
drivers/gpu/drm/radeon/atombios_dp.c | 4
drivers/gpu/drm/radeon/ci_dpm.c | 2
drivers/gpu/drm/radeon/cik.c | 3
drivers/gpu/drm/radeon/dce3_1_afmt.c | 2
drivers/gpu/drm/radeon/kv_dpm.c | 10
drivers/gpu/drm/radeon/radeon_ttm.c | 2
drivers/gpu/drm/ttm/ttm_page_alloc.c | 26
drivers/gpu/drm/ttm/ttm_page_alloc_dma.c | 25
drivers/gpu/drm/vmwgfx/vmwgfx_drv.c | 8
drivers/gpu/drm/vmwgfx/vmwgfx_fence.c | 39 -
drivers/iio/adc/ad799x.c | 15
drivers/infiniband/ulp/iser/iscsi_iser.h | 2
drivers/infiniband/ulp/iser/iser_initiator.c | 6
drivers/infiniband/ulp/isert/ib_isert.c | 640 ++++++++++++++---------
drivers/infiniband/ulp/isert/ib_isert.h | 15
drivers/input/mouse/elantech.c | 2
drivers/input/serio/i8042-x86ia64io.h | 39 +
drivers/input/serio/i8042.c | 14
drivers/leds/leds-netxbig.c | 12
drivers/md/dm.c | 2
drivers/media/i2c/smiapp-pll.c | 4
drivers/media/i2c/smiapp/smiapp-core.c | 2
drivers/media/platform/vivid/vivid-vid-out.c | 2
drivers/media/rc/img-ir/img-ir-hw.c | 28 -
drivers/media/rc/img-ir/img-ir-hw.h | 3
drivers/media/usb/au0828/au0828-cards.c | 5
drivers/media/usb/dvb-usb/af9005.c | 3
drivers/media/usb/uvc/uvc_driver.c | 6
drivers/misc/cxl/context.c | 26
drivers/misc/cxl/cxl.h | 9
drivers/misc/cxl/file.c | 6
drivers/misc/cxl/native.c | 12
drivers/misc/cxl/pci.c | 2
drivers/misc/cxl/sysfs.c | 10
drivers/misc/mei/hw-me.c | 12
drivers/mmc/host/sdhci.c | 6
drivers/net/can/usb/kvaser_usb.c | 20
drivers/net/ethernet/atheros/alx/main.c | 24
drivers/net/ethernet/broadcom/tg3.c | 34 -
drivers/net/ethernet/cisco/enic/enic_main.c | 12
drivers/net/ethernet/emulex/benet/be_main.c | 8
drivers/net/ethernet/intel/Kconfig | 11
drivers/net/ethernet/intel/i40e/Makefile | 2
drivers/net/ethernet/intel/i40e/i40e_osdep.h | 4
drivers/net/ethernet/mellanox/mlx4/en_netdev.c | 21
drivers/net/ethernet/mellanox/mlx4/en_tx.c | 12
drivers/net/ethernet/mellanox/mlx4/fw.c | 4
drivers/net/ethernet/mellanox/mlx4/mr.c | 9
drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c | 8
drivers/net/ethernet/ti/cpsw.c | 30 -
drivers/net/ethernet/ti/cpsw_ale.c | 10
drivers/net/ethernet/ti/cpsw_ale.h | 2
drivers/net/team/team.c | 16
drivers/net/wireless/iwlwifi/mvm/utils.c | 2
drivers/net/wireless/rtlwifi/pci.c | 32 -
drivers/net/wireless/rtlwifi/rtl8192ce/hw.c | 2
drivers/net/xen-netback/common.h | 4
drivers/net/xen-netback/interface.c | 4
drivers/net/xen-netback/netback.c | 27
drivers/net/xen-netback/xenbus.c | 13
drivers/pinctrl/pinctrl-xway.c | 2
drivers/platform/x86/asus-nb-wmi.c | 9
drivers/platform/x86/hp_accel.c | 1
drivers/reset/reset-sunxi.c | 4
drivers/scsi/mpt2sas/mpt2sas_transport.c | 5
drivers/scsi/mpt3sas/mpt3sas_transport.c | 5
drivers/scsi/scsi_devinfo.c | 1
drivers/scsi/scsi_error.c | 4
drivers/scsi/scsi_lib.c | 4
drivers/scsi/storvsc_drv.c | 7
drivers/target/iscsi/iscsi_target_login.c | 10
drivers/target/iscsi/iscsi_target_util.c | 26
drivers/target/loopback/tcm_loop.c | 66 --
drivers/target/loopback/tcm_loop.h | 7
drivers/target/target_core_device.c | 8
drivers/target/target_core_file.c | 11
drivers/target/target_core_iblock.c | 2
drivers/target/target_core_sbc.c | 15
drivers/target/target_core_spc.c | 5
drivers/thermal/intel_powerclamp.c | 2
drivers/tty/serial/serial_core.c | 4
drivers/usb/dwc3/gadget.c | 6
drivers/usb/gadget/legacy/inode.c | 1
drivers/usb/gadget/udc/atmel_usba_udc.c | 19
drivers/usb/host/ehci-sched.c | 8
drivers/usb/host/pci-quirks.c | 18
drivers/usb/host/xhci-pci.c | 2
drivers/usb/host/xhci.c | 9
drivers/usb/musb/musb_host.c | 1
drivers/usb/serial/console.c | 16
drivers/usb/serial/cp210x.c | 4
drivers/usb/serial/keyspan.c | 20
drivers/usb/serial/option.c | 11
drivers/usb/serial/qcserial.c | 1
drivers/usb/storage/unusual_uas.h | 28 +
drivers/vfio/pci/vfio_pci.c | 4
drivers/vhost/scsi.c | 24
drivers/video/fbdev/core/fb_defio.c | 5
drivers/video/logo/logo.c | 17
fs/lockd/svc.c | 8
fs/locks.c | 2
fs/nfs/nfs4client.c | 17
fs/proc/stat.c | 2
include/linux/kernel_stat.h | 1
include/linux/netdevice.h | 20
include/net/vxlan.h | 28 -
include/uapi/linux/in6.h | 3
include/uapi/linux/libc-compat.h | 3
include/uapi/linux/target_core_user.h | 4
kernel/irq/internals.h | 4
kernel/irq/irqdesc.c | 52 +
kernel/irq/proc.c | 22
kernel/time/tick-sched.c | 2
kernel/trace/ftrace.c | 53 +
lib/decompress_bunzip2.c | 2
net/batman-adv/fragmentation.c | 4
net/batman-adv/gateway_client.c | 2
net/core/dev.c | 37 -
net/core/skbuff.c | 1
net/ipv4/geneve.c | 30 -
net/ipv4/ip_gre.c | 9
net/ipv4/tcp_output.c | 4
net/ipv6/tcp_ipv6.c | 45 +
net/netlink/af_netlink.c | 54 -
net/wireless/chan.c | 9
net/wireless/nl80211.c | 2
net/wireless/reg.c | 12
scripts/Makefile.clean | 16
scripts/coccinelle/misc/bugon.cocci | 2
sound/usb/quirks-table.h | 166 +----
186 files changed, 1853 insertions(+), 1094 deletions(-)

Aaron Lu (1):
gpio: crystalcove: use handle_nested_irq

Ahmed S. Darwish (3):
can: kvaser_usb: Don't free packets when tight on URBs
can: kvaser_usb: Reset all URB tx contexts upon channel close
can: kvaser_usb: Don't send a RESET_CHIP for non-existing channels

Alan Stern (2):
SCSI: fix regression in scsi_send_eh_cmnd()
USB: EHCI: fix initialization bug in iso_stream_schedule()

Alex Deucher (7):
drm/radeon: fix typo in CI dpm disable
drm/radeon: work around a hw bug in MGCG on CIK
drm/radeon: check the right ring in radeon_evict_flags()
drm/radeon: KV has three PPLLs (v2)
drm/radeon: fix sad_count check for dce3
drm/radeon: adjust default bapm settings for KV
drm/radeon: properly filter DP1.2 4k modes on non-DP1.2 hw

Alexander Usyskin (1):
mei: clean reset bit before reset

Amir Vadai (1):
net/mlx4_en: Doorbell is byteswapped in Little Endian archs

Amit Virdi (2):
usb: dwc3: gadget: Fix TRB preparation during SG
usb: dwc3: gadget: Stop TRB preparation after limit is reached

Anton Blanchard (1):
powernv: Fix OPAL tracepoint code

Antonio Quartulli (1):
batman-adv: avoid NULL dereferences and fix if check

Arik Nemtsov (1):
cfg80211: avoid mem leak on driver hint set

Arseny Solokha (1):
OHCI: add a quirk for ULi M5237 blocking on reset

Bandan Das (1):
KVM: nVMX: Disable unrestricted mode if ept=0

Bjørn Mork (1):
x86/build: Clean auto-generated processor feature files

Bo Shen (2):
usb: gadget: udc: atmel: change setting for DMA
usb: gadget: udc: atmel: fix possible IN hang issue

Boris Brezillon (1):
clk: at91: keep slow clk enabled to prevent system hang

Catalin Marinas (1):
arm64: partially revert "ARM: 8167/1: extend the reserved memory for initrd to be page aligned"

Chris Wilson (4):
drm/i915: Only warn the first time we attempt to mmio whilst suspended
drm/i915: Invalidate media caches on gen7
drm/i915: Force the CS stall for invalidate flushes
drm/i915: Disable PSMI sleep messages on all rings around context switches

Dan Carpenter (1):
decompress_bunzip2: off by one in get_next_block()

Daniel Borkmann (1):
x86, um: actually mark system call tables readonly

Daniel Vetter (3):
drm/dp-mst: Remove branches before dropping the reference
drm/i915: Don't complain about stolen conflicts on gen3
drm/i915: Disallow pin ioctl completely for kms drivers

Dave Airlie (3):
drm/fb_helper: move deferred fb checking into restore mode (v2)
drm/dp: retry AUX transactions 32 times (v1.1)
drm/i915: resume MST after reading back hw state

David Miller (1):
netlink: Always copy on mmap TX.

David Peterson (1):
USB: cp210x: add IDs for CEL USB sticks and MeshWorks devices

David Vrabel (1):
xen-netback: support frontends without feature-rx-notify again

Dmitry Torokhov (1):
Input: I8042 - add Acer Aspire 7738 to the nomux list

Dmitry Voytik (1):
ARM: imx6q: drop unnecessary semicolon

Dominique Leuenberger (1):
hp_accel: Add support for HP ZBook 15

Dylan Rajaratnam (1):
img-ir/hw: Always read data to clear buffer

Emmanuel Grumbach (1):
cfg80211: don't WARN about two consecutive Country IE hint

Eric Dumazet (1):
alx: fix alx_poll()

Eyal Shapira (1):
iwlwifi: mvm: fix Rx with both chains

Fabio Estevam (3):
ARM: imx6sx: Set PLL2 as parent of QSPI clocks
ARM: dts: imx25: Fix the SPI1 clocks
ARM: dts: imx51-babbage: Fix ULPI PHY reset modelling

Felipe Balbi (1):
net: ethernet: cpsw: fix hangs with interrupts

Frank Schaefer (1):
af9005: fix kernel panic on init if compiled without IR

Gary Bisson (1):
ARM: clk-imx6q: fix video divider for rev T0 1.0

Geert Uytterhoeven (1):
ARM: shmobile: sh73a0 legacy: Set .control_parent for all irqpin instances

Govindarajulu Varadarajan (1):
enic: fix rx skb checksum

Greg Kroah-Hartman (1):
Linux 3.18.4

Hannes Reinecke (1):
tcm_loop: Fix wrong I_T nexus association

Hans Holmberg (1):
gpiolib: of: Correct error handling in of_get_named_gpiod_flags

Hans Verkuil (1):
vivid: fix CROP_BOUNDS typo for video output

Hans de Goede (5):
xhci: Add broken-streams quirk for Fresco Logic FL1000G xhci controllers
asus-nb-wmi: Add another wapf=4 quirk
uas: Add US_FL_NO_ATA_1X for Seagate devices with usb-id 0bc2:a013
uas: Add US_FL_NO_REPORT_OPCODES for JMicron JMS566 with usb-id 0bc2:a013
uas: Add US_FL_NO_ATA_1X for 2 more Seagate disk enclosures

Heiko Stuebner (2):
clk: rockchip: fix rk3288 cpuclk core dividers
clk: rockchip: fix rk3066 pll lock bit location

Herbert Xu (1):
tcp: Do not apply TSO segment limit to non-TSO packets

Ian Munsie (3):
cxl: Change contexts_lock to a mutex to fix sleep while atomic bug
cxl: Add timeout to process element commands
cxl: Unmap MMIO regions when detaching a context

Ido Shamay (1):
net/mlx4: Cache line CQE/EQE stride fixes

Ilia Mirkin (1):
drm/nv4c/mc: disable msi

James Bottomley (1):
serial: fix parisc boot hang

James Hogan (1):
img-ir/hw: Fix potential deadlock stopping timer

Jason Wang (1):
net: drop the packet when fails to do software segmentation or header check

Jay Vosburgh (1):
net/core: Handle csum for CHECKSUM_COMPLETE VXLAN forwarding

Jesse Barnes (1):
drm/i915: save/restore GMBUS freq across suspend/resume on gen4

Jesse Gross (3):
geneve: Remove socket and offload handlers at destruction.
geneve: Fix races between socket add and release.
net: Generalize ndo_gso_check to ndo_features_check

Jiri Pirko (1):
team: avoid possible underflow of count_pending value for notify_peers and mcast_rejoin

Jisheng Zhang (4):
clk: berlin: bg2q: remove non-exist "smemc" gate clock
ARM: dts: berlin: fix io clk and add missing core clk for BG2Q sdhci2 host
ARM: dts: berlin: correct BG2Q's SM GPIO location.
ARM: dts: berlin: add broken-cd and set bus width for eMMC in Marvell DMP DT

Johan Hovold (9):
pinctrl: lantiq: remove bogus of_gpio_chip_add
gpio: fix memory and reference leaks in gpiochip_add error path
gpio: fix memory leak and sleep-while-atomic
gpio: fix sleep-while-atomic in gpiochip_remove
gpio: sysfs: fix gpio-chip device-attribute leak
gpio: sysfs: fix gpio device-attribute leak
USB: keyspan: fix null-deref at probe
USB: console: fix uninitialised ldisc semaphore
USB: console: fix potential use after free

John David Anglin (1):
parisc: fix out-of-register compiler error in ldcw inline assembler function

Jouni Malinen (1):
cfg80211: Fix 160 MHz channels with 80+80 and 160 MHz drivers

Keerthy (2):
bus: omap_l3_noc: Add resume hook to restore context
bus: omap_l3_noc: Correct returning IRQ_HANDLED unconditionally in the irq handler

Kevin Hao (1):
Revert "clk: ppc-corenet: Fix Section mismatch warning"

Krzysztof Kozlowski (1):
clk: samsung: Fix double add of syscore ops after driver rebind

Kyle McMartin (1):
uapi/linux/target_core_user.h: fix headers_install.sh badness

Larry Finger (2):
rtlwifi: rtl8192ce: Set fw_ready flag
rtlwifi: Fix error when accessing unmapped memory in skb

Lars-Peter Clausen (1):
iio: ad799x: Fix ad7991/ad7995/ad7999 config setup

Lennart Sorensen (2):
ARM: omap5/dra7xx: Fix frequency typos
ARM: omap5/dra7xx: Enable booting secondary CPU in HYP mode

Long Li (1):
storvsc: ring buffer failures may result in I/O freeze

Luciano Coelho (1):
nl80211: check matches array length before acessing it

Maor Gottlieb (1):
net/mlx4_core: Correcly update the mtt's offset in the MR re-reg flow

Mario Schuknecht (1):
usb: gadget: gadgetfs: Free memory allocated by memdup_user()

Martin K. Petersen (1):
scsi: blacklist RSOC for Microsoft iSCSI target devices

Mathias Nyman (1):
xhci: Check if slot is already in default state before moving it there

Mauro Carvalho Chehab (3):
bugon.cocci: fix Options at the macro
sound: simplify au0828 quirk table
sound: Update au0828 quirks table

Max Gurtovoy (1):
IB/iser: Fix possible SQ overflow

Michal Marek (1):
kbuild: Fix removal of the debian/ directory

Mugunthan V N (2):
drivers: net: cpsw: fix multicast flush in dual emac mode
ARM: dts: dra7-evm: fix qspi device tree partition size

NeilBrown (1):
locks: fix NULL-deref in generic_delete_lease

Nicholas Bellinger (3):
iscsi-target: Fail connection on short sendmsg writes
target: Drop arbitrary maximum I/O size limit
vhost-scsi: Add missing virtio-scsi -> TCM attribute conversion

Nicolas Dichtel (1):
tcp6: don't move IP6CB before xfrm6_policy_check()

Nishanth Menon (1):
ARM: omap2plus_defconfig: use CONFIG_CPUFREQ_DT

Palik, Imre (1):
xen-netback: fixing the propagation of the transmit shaper timeout

Prashant Sreedharan (1):
tg3: tg3_disable_ints using uninitialized mailbox value to disable interrupts

Preston Fick (1):
USB: cp210x: fix ID for production CEL MeshConnect USB Stick

Reinhard Speyerer (1):
USB: qcserial/option: make AT URCs work for Sierra Wireless MC73xx

Richard Weinberger (1):
um: Skip futex_atomic_cmpxchg_inatomic() test

Rob Clark (1):
drm/irq: BUG_ON() -> WARN_ON()

Sagi Grimberg (9):
iscsi,iser-target: Initiate termination only once
iser-target: Fix flush + disconnect completion handling
iser-target: Parallelize CM connection establishment
iser-target: Fix connected_handler + teardown flow race
iser-target: Handle ADDR_CHANGE event for listener cm_id
iser-target: Fix implicit termination of connections
iser-target: Allocate PI contexts dynamically
iser-target: Fix NULL dereference in SW mode DIF
iscsi,iser-target: Expose supported protection ops according to t10_pi

Sakari Ailus (2):
smiapp-pll: Correct clock debug prints
smiapp: Take mutex during PLL update in sensor initialisation

Sam hung (1):
Input: elantech - support new ICs types for version 4

Sebastian Andrzej Siewior (1):
usb: musb: stuff leak of struct usb_hcd

Simon Guinot (1):
leds: netxbig: fix oops at probe time

Songjun Wu (1):
usb: gadget: udc: atmel: fix possible oops when unloading module

Sreekanth Reddy (2):
Revert "[SCSI] mpt2sas: Remove phys on topology change."
Revert "[SCSI] mpt3sas: Remove phys on topology change"

Srihari Vijayaraghavan (1):
Input: i8042 - reset keyboard to fix Elantech touchpad detection

Stephen Boyd (1):
clk: Really fix deadlock with mmap_sem

Steven Rostedt (Red Hat) (3):
ftrace/jprobes/x86: Fix conflict between jprobes and function graph tracing
ftrace: Fix updating of filters for shared global_ops filters
ftrace: Check both notrace and filter for old hash

Sven Eckelmann (2):
batman-adv: Calculate extra tail size based on queued fragments
batman-adv: Unify fragment size calculation

Takashi Iwai (1):
uvcvideo: Fix destruction order in uvc_delete()

Tetsuo Handa (1):
drm/ttm: Avoid memory allocation from shrinker functions.

Thomas Gleixner (2):
tick/powerclamp: Remove tick_nohz_idle abuse
genirq: Prevent proc race against freeing of irq descriptors

Thomas Graf (2):
netlink: Don't reorder loads/stores before marking mmap netlink frame as available
net: Reset secmark when scrubbing packet

Thomas Hellstrom (3):
drm/vmwgfx: Don't use memory accounting for kernel-side fence objects
drm/vmwgfx: Fix error printout on signals pending
drm/vmwgfx: Fix fence event code

Tim Kryger (1):
mmc: sdhci: Set SDHCI_POWER_ON with external vmmc

Timo Teräs (1):
gre: fix the inner mac header in nbma tunnel xmit path

Tomeu Vizoso (1):
clk: Don't try to use a struct clk* after it could have been freed

Tomi Valkeinen (2):
video/logo: prevent use of logos after they have been freed
video/fbdev: fix defio's fsync

Tony Battersby (1):
scsi: fix random memory corruption with scsi-mq + T10 PI

Toshiaki Makita (1):
net: Fix stacked vlan offload features computation

Trond Myklebust (2):
NFSv4.1: Fix client id trunking on Linux
LOCKD: Fix a race when initialising nlmsvc_timeout

Tyler Baker (1):
reset: sunxi: fix spinlock initialization

Vasu Dev (1):
i40e: adds FCoE configure option

Ville Syrjälä (3):
drm/i915: Don't call intel_prepare_page_flip() multiple times on gen2-4
Revert "drm/i915: Preserve VGACNTR bits from the BIOS"
drm/i915: Kill check_power_well() calls

Vineet Gupta (1):
ARC: [nsimosci] move peripherals to match model to FPGA

Wei Yang (1):
vfio-pci: Fix the check on pci device type in vfio_pci_probe()

stephen hemminger (1):
in6: fix conflict with glibc

zhendong chen (1):
dm: fix missed error code if .end_io isn't implemented by target_type

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