Commit graph

468,174 commits

Author SHA1 Message Date
Linus Torvalds
373adb7313 RISC-V updates for v5.5-rc6
Two fixes for RISC-V:
 
 - Clear FP registers during boot when FP support is present, rather than
   when they aren't present
 
 - Move the header files associated with the SiFive L2 cache controller
   to drivers/soc (where the code was recently moved)
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Merge tag 'riscv/for-v5.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux

Pull RISC-V fixes from Paul Walmsley:
 "Two fixes for RISC-V:

   - Clear FP registers during boot when FP support is present, rather
     than when they aren't present

   - Move the header files associated with the SiFive L2 cache
     controller to drivers/soc (where the code was recently moved)"

* tag 'riscv/for-v5.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux:
  riscv: Fixup obvious bug for fp-regs reset
  riscv: move sifive_l2_cache.h to include/soc
2020-01-12 16:48:39 -08:00
Yash Shah
13cf4cf030 riscv: move sifive_l2_cache.h to include/soc
The commit 9209fb5189 ("riscv: move sifive_l2_cache.c to drivers/soc")
moves the sifive L2 cache driver to driver/soc. It did not move the
header file along with the driver. Therefore this patch moves the header
file to driver/soc

Signed-off-by: Yash Shah <yash.shah@sifive.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
[paul.walmsley@sifive.com: updated to fix the include guard]
Fixes: 9209fb5189 ("riscv: move sifive_l2_cache.c to drivers/soc")
Signed-off-by: Paul Walmsley <paul.walmsley@sifive.com>
2020-01-12 10:12:44 -08:00
Linus Torvalds
040a3c3362 IOMMU Fixes for Linux v5.5-rc5
Including:
 
 	- Two fixes for VT-d and generic IOMMU code to fix teardown on
 	  error handling code paths.
 
 	- Patch for the Intel VT-d driver to fix handling of non-PCI
 	  devices
 
 	- Fix W=1 compile warning in dma-iommu code
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Merge tag 'iommu-fixes-v5.5-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu

Pull iommu fixes from Joerg Roedel:

 - Two fixes for VT-d and generic IOMMU code to fix teardown on error
   handling code paths.

 - Patch for the Intel VT-d driver to fix handling of non-PCI devices

 - Fix W=1 compile warning in dma-iommu code

* tag 'iommu-fixes-v5.5-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu:
  iommu/dma: fix variable 'cookie' set but not used
  iommu/vt-d: Unlink device if failed to add to group
  iommu: Remove device link to group on failure
  iommu/vt-d: Fix adding non-PCI devices to Intel IOMMU
2020-01-12 09:35:42 -08:00
Linus Torvalds
6327edceb6 Merge branch 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux
Pull i2c fixes from Wolfram Sang:
 "Two driver bugfixes, a documentation fix, and a removal of a spec
  violation for the bus recovery algorithm in the core"

* 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux:
  i2c: fix bus recovery stop mode timing
  i2c: bcm2835: Store pointer to bus clock
  dt-bindings: i2c: at91: fix i2c-sda-hold-time-ns documentation for sam9x60
  i2c: at91: fix clk_offset for sam9x60
2020-01-11 15:40:43 -08:00
Linus Torvalds
ac61145a72 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid
Pull HID fix from Jiri Kosina:
 "A regression fix for EPOLLOUT handling in hidraw and uhid"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid:
  HID: hidraw, uhid: Always report EPOLLOUT
2020-01-10 13:41:16 -08:00
Linus Torvalds
213356fe98 USB/PHY fixes for 5.5-rc6
Here are a number of USB and PHY driver fixes for 5.5-rc6
 
 Nothing all that unusual, just the a bunch of small fixes for a lot of
 different reported issues.  The PHY driver fixes are in here as they
 interacted with the usb drivers.
 
 Full details of the patches are in the shortlog, and all of these have
 been in linux-next with no reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'usb-5.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB/PHY fixes from Greg KH:
 "Here are a number of USB and PHY driver fixes for 5.5-rc6

  Nothing all that unusual, just the a bunch of small fixes for a lot of
  different reported issues. The PHY driver fixes are in here as they
  interacted with the usb drivers.

  Full details of the patches are in the shortlog, and all of these have
  been in linux-next with no reported issues"

* tag 'usb-5.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (24 commits)
  usb: missing parentheses in USE_NEW_SCHEME
  usb: ohci-da8xx: ensure error return on variable error is set
  usb: musb: Disable pullup at init
  usb: musb: fix idling for suspend after disconnect interrupt
  usb: typec: ucsi: Fix the notification bit offsets
  USB: Fix: Don't skip endpoint descriptors with maxpacket=0
  USB-PD tcpm: bad warning+size, PPS adapters
  phy/rockchip: inno-hdmi: round clock rate down to closest 1000 Hz
  usb: chipidea: host: Disable port power only if previously enabled
  usb: cdns3: should not use the same dev_id for shared interrupt handler
  usb: dwc3: gadget: Fix request complete check
  usb: musb: dma: Correct parameter passed to IRQ handler
  usb: musb: jz4740: Silence error if code is -EPROBE_DEFER
  usb: udc: tegra: select USB_ROLE_SWITCH
  USB: core: fix check for duplicate endpoints
  phy: cpcap-usb: Drop extra write to usb2 register
  phy: cpcap-usb: Improve host vs docked mode detection
  phy: cpcap-usb: Prevent USB line glitches from waking up modem
  phy: mapphone-mdm6600: Fix uninitialized status value regression
  phy: cpcap-usb: Fix flakey host idling and enumerating of devices
  ...
2020-01-10 13:29:40 -08:00
Linus Torvalds
7da37cd052 Staging fixes for 5.5-rc6
Here are some small staging driver fixes for 5.5-rc6.
 
 Nothing major here, just some small fixes for a comedi driver, the
 vt6656 driver, and a new device id for the rtl8188eu driver.
 
 All of these have been in linux-next for a while with no reported
 issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'staging-5.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging

Pull staging fixes from Greg KH:
 "Here are some small staging driver fixes for 5.5-rc6.

  Nothing major here, just some small fixes for a comedi driver, the
  vt6656 driver, and a new device id for the rtl8188eu driver.

  All of these have been in linux-next for a while with no reported
  issues"

* tag 'staging-5.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging:
  staging: rtl8188eu: Add device code for TP-Link TL-WN727N v5.21
  staging: comedi: adv_pci1710: fix AI channels 16-31 for PCI-1713
  staging: vt6656: set usb_set_intfdata on driver fail.
  staging: vt6656: remove bool from vnt_radio_power_on ret
  staging: vt6656: limit reg output to block size
  staging: vt6656: correct return of vnt_init_registers.
  staging: vt6656: Fix non zero logical return of, usb_control_msg
2020-01-10 13:22:11 -08:00
Linus Torvalds
5a96c0bbff TTY/Serial fixes for 5.5-rc6
Here are two tty/serial driver fixes for 5.5-rc6.
 
 The first fixes a much much reported issue with a previous tty port link
 patch that is in your tree, and the second fixes a problem where the
 serdev driver would claim ACPI devices that it shouldn't be claiming.
 
 Both have been in linux-next for a while with no reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'tty-5.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty

Pull tty/serial fixes from Greg KH:
 "Here are two tty/serial driver fixes for 5.5-rc6.

  The first fixes a much much reported issue with a previous tty port
  link patch that is in your tree, and the second fixes a problem where
  the serdev driver would claim ACPI devices that it shouldn't be
  claiming.

  Both have been in linux-next for a while with no reported issues"

* tag 'tty-5.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty:
  serdev: Don't claim unsupported ACPI serial devices
  tty: always relink the port
2020-01-10 13:17:21 -08:00
Linus Torvalds
4e4cd21c64 block-5.5-2020-01-10
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Merge tag 'block-5.5-2020-01-10' of git://git.kernel.dk/linux-block

Pull block fixes from Jens Axboe:
 "A few fixes that should go into this round.

  This pull request contains two NVMe fixes via Keith, removal of a dead
  function, and a fix for the bio op for read truncates (Ming)"

* tag 'block-5.5-2020-01-10' of git://git.kernel.dk/linux-block:
  nvmet: fix per feat data len for get_feature
  nvme: Translate more status codes to blk_status_t
  fs: move guard_bio_eod() after bio_set_op_attrs
  block: remove unused mp_bvec_last_segment
2020-01-10 12:05:26 -08:00
Linus Torvalds
4936ce17bf MTD:
* sm_ftl: Fix NULL pointer warning.
 
 Raw NAND:
 * Cadence: fix compile testing.
 * STM32: Avoid locking.
 
 Onenand:
 * Fix several sparse/build warnings.
 
 SPI-NOR:
 * Add a flag to fix interaction with Micron parts.
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Merge tag 'mtd/fixes-for-5.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux

Pull MTD fixes from Miquel Raynal:
 "MTD:
   - sm_ftl: Fix NULL pointer warning.

  Raw NAND:
   - Cadence: fix compile testing.
   - STM32: Avoid locking.

  Onenand:
   - Fix several sparse/build warnings.

  SPI-NOR:
   - Add a flag to fix interaction with Micron parts"

* tag 'mtd/fixes-for-5.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux:
  mtd: spi-nor: Fix the writing of the Status Register on micron flashes
  mtd: sm_ftl: fix NULL pointer warning
  mtd: onenand: omap2: Pass correct flags for prep_dma_memcpy
  mtd: onenand: samsung: Fix iomem access with regular memcpy
  mtd: onenand: omap2: Fix errors in style
  mtd: cadence: Fix cast to pointer from integer of different size warning
  mtd: rawnand: stm32_fmc2: avoid to lock the CPU bus
2020-01-10 11:57:10 -08:00
Linus Torvalds
658e1af5ee - Fix backward compatibility with old DTBs on QCOM tsens (Amit Kucheria)
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Merge tag 'thermal-v5.5-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/thermal/linux

Pull thermal fix from Daniel Lezcano:
 "Fix backward compatibility with old DTBs on QCOM tsens (Amit
  Kucheria)"

* tag 'thermal-v5.5-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/thermal/linux:
  drivers: thermal: tsens: Work with old DTBs
2020-01-10 11:48:37 -08:00
Linus Torvalds
c23e744b59 Power management fixes for 5.5-rc6
Prevent the cpufreq-dt driver from probing Tegra20/30 (Dmitry Osipenko)
 and prevent the Intel RAPL power capping driver from crashing during
 CPU initialization due to a NULL pointer dereference if the processor
 model in use is not known to it (Harry Pan).
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Merge tag 'pm-5.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull power management fixes from Rafael Wysocki:
 "Prevent the cpufreq-dt driver from probing Tegra20/30 (Dmitry
  Osipenko) and prevent the Intel RAPL power capping driver from
  crashing during CPU initialization due to a NULL pointer dereference
  if the processor model in use is not known to it (Harry Pan)"

* tag 'pm-5.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  powercap: intel_rapl: add NULL pointer check to rapl_mmio_cpu_online()
  cpufreq: dt-platdev: Blacklist NVIDIA Tegra20 and Tegra30 SoCs
2020-01-10 11:46:59 -08:00
Amit Engel
e17016f6dc nvmet: fix per feat data len for get_feature
The existing implementation for the get_feature admin-cmd does not
use per-feature data len. This patch introduces a new helper function
nvmet_feat_data_len(), which is used to calculate per feature data len.
Right now we only set data len for fid 0x81 (NVME_FEAT_HOST_ID).

Fixes: commit e9061c3978 ("nvmet: Remove the data_len field from the nvmet_req struct")

Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Amit Engel <amit.engel@dell.com>
[endiness, naming, and kernel style fixes]
Signed-off-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Signed-off-by: Keith Busch <kbusch@kernel.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2020-01-10 08:55:50 -07:00
Keith Busch
35038bffa8 nvme: Translate more status codes to blk_status_t
Decode interrupted command and not ready namespace nvme status codes to
BLK_STS_TARGET. These are not generic IO errors and should use a non-path
specific error so that it can use the non-failover retry path.

Reported-by: John Meneghini <John.Meneghini@netapp.com>
Cc: Hannes Reinecke <hare@suse.de>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Keith Busch <kbusch@kernel.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2020-01-10 08:55:50 -07:00
Jiri Kosina
9e635c2851 HID: hidraw, uhid: Always report EPOLLOUT
hidraw and uhid device nodes are always available for writing so we should
always report EPOLLOUT and EPOLLWRNORM bits, not only in the cases when
there is nothing to read.

Reported-by: Linus Torvalds <torvalds@linux-foundation.org>
Fixes: be54e7461f ("HID: uhid: Fix returning EPOLLOUT from uhid_char_poll")
Fixes: 9f3b61dc1d ("HID: hidraw: Fix returning EPOLLOUT from hidraw_poll")
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2020-01-10 15:34:28 +01:00
Rafael J. Wysocki
10674d97c4 Merge branch 'powercap'
* powercap:
  powercap: intel_rapl: add NULL pointer check to rapl_mmio_cpu_online()
2020-01-10 10:58:45 +01:00
Linus Torvalds
6d25ef7735 drm fixes for 5.5-rc6
core:
 - mst Fix NO_STOP_BIT bit offset (Wayne)
 
 fb_helper:
 - fb_helper: Fix bits_per_pixel param set behavior to round up (Geert)
 
 sun4i:
 - Fix RGB_DIV clock min divider on old hardware (Chen-Yu)
 
 amdgpu:
 - Stability fix for raven
 - Reduce pixel encoding to if max clock is exceeded on HDMI
   to allow additional high res modes
 - enable DRIVER_SYNCOBJ_TIMELINE for amdgpu
 
 i915:
 - Fix GitLab issue #446 causing GPU hangs: Do not restore invalid RS state
 - Fix GitLab issue #846: Restore coarse power gating that was disabled
   by initial RC66 context corruption security fixes.
 - Revert f6ec948309 ("drm/i915: extend audio CDCLK>=2*BCLK constraint to more platforms")
   to avoid screen flicker
 - Fix to fill in unitialized uabi_instance in virtual engine uAPI
 - Add two missing W/As for ICL and EHL
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Merge tag 'drm-fixes-2020-01-10' of git://anongit.freedesktop.org/drm/drm

Pull drm fixes from Dave Airlie:
 "Pre-LCA pull request I'm not sure how things will look next week,
  myself and Daniel are at LCA and I'm speaking quite late, so if I get
  my talk finished I'll probably process fixes.

  This week has a bunch of i915 fixes, some amdgpu fixes, one sun4i, one
  core MST, and one core fb_helper fix. More details below:

  core:
   - mst Fix NO_STOP_BIT bit offset (Wayne)

  fb_helper:
   - fb_helper: Fix bits_per_pixel param set behavior to round up
     (Geert)

  sun4i:
   - Fix RGB_DIV clock min divider on old hardware (Chen-Yu)

  amdgpu:
   - Stability fix for raven
   - Reduce pixel encoding to if max clock is exceeded on HDMI to allow
     additional high res modes
   - enable DRIVER_SYNCOBJ_TIMELINE for amdgpu

  i915:
   - Fix GitLab issue #446 causing GPU hangs: Do not restore invalid RS
     state
   - Fix GitLab issue #846: Restore coarse power gating that was
     disabled by initial RC66 context corruption security fixes.
   - Revert f6ec948309 ("drm/i915: extend audio CDCLK>=2*BCLK
     constraint to more platforms") to avoid screen flicker
   - Fix to fill in unitialized uabi_instance in virtual engine uAPI
   - Add two missing W/As for ICL and EHL"

* tag 'drm-fixes-2020-01-10' of git://anongit.freedesktop.org/drm/drm:
  drm/amdgpu: add DRIVER_SYNCOBJ_TIMELINE to amdgpu
  drm/amd/display: Reduce HDMI pixel encoding if max clock is exceeded
  Revert "drm/amdgpu: Set no-retry as default."
  drm/fb-helper: Round up bits_per_pixel if possible
  drm/sun4i: tcon: Set RGB DCLK min. divider based on hardware model
  drm/i915/dp: Disable Port sync mode correctly on teardown
  drm/i915: Add Wa_1407352427:icl,ehl
  drm/i915: Add Wa_1408615072 and Wa_1407596294 to icl,ehl
  drm/i915/gt: Restore coarse power gating
  drm/i915/gt: Do not restore invalid RS state
  drm/i915: Limit audio CDCLK>=2*BCLK constraint back to GLK only
  drm/i915/gt: Mark up virtual engine uabi_instance
  drm/dp_mst: correct the shifting in DP_REMOTE_I2C_READ
2020-01-09 21:37:39 -08:00
Linus Torvalds
5e7c1b75bd First RDMA subsystem updates for 5.5-rc
Five small driver fixes:
 
 - Fix error flow with MR allocation in bnxt_re
 
 - An errata work around for bnxt_re
 
 - Misuse of the workqueue API in hfi1
 
 - Protocol error in hfi1
 
 - Regression in 5.5 related to the mmap rework with i40iw
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma

Pull rdma fixes from Jason Gunthorpe:
 "First RDMA subsystem updates for 5.5-rc. A very small set of fixes,
  most people seem to still be recovering from December!

  Five small driver fixes:

   - Fix error flow with MR allocation in bnxt_re

   - An errata work around for bnxt_re

   - Misuse of the workqueue API in hfi1

   - Protocol error in hfi1

   - Regression in 5.5 related to the mmap rework with i40iw"

* tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma:
  i40iw: Remove setting of VMA private data and use rdma_user_mmap_io
  IB/hfi1: Adjust flow PSN with the correct resync_psn
  IB/hfi1: Don't cancel unused work item
  RDMA/bnxt_re: Fix Send Work Entry state check while polling completions
  RDMA/bnxt_re: Avoid freeing MR resources if dereg fails
2020-01-09 21:03:54 -08:00
Dave Airlie
023b3b0e13 Merge tag 'drm-intel-fixes-2020-01-09-1' of git://anongit.freedesktop.org/drm/drm-intel into drm-fixes
- Fix GitLab issue #446 causing GPU hangs: Do not restore invalid RS state
- Fix GitLab issue #846: Restore coarse power gating that was disabled
  by initial RC66 context corruption security fixes.
- Revert f6ec948309 ("drm/i915: extend audio CDCLK>=2*BCLK constraint to more platforms")
  to avoid screen flicker
- Fix to fill in unitialized uabi_instance in virtual engine uAPI
- Add two missing W/As for ICL and EHL

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200109133458.GA15558@jlahtine-desk.ger.corp.intel.com
2020-01-10 11:43:02 +10:00
Linus Torvalds
4a3033ef6e GPIO fixes for the v5.5 kernel cycle:
- Select GPIOLIB_IRQCHIP on the max77620 GPIO expander
 - Fix context restore in the Zynq driver
 - Create a new ACPI quirk handler for disabling wakeups on
   problematic hardware.
 - Fix a coding style issue on the mockup device.
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Merge tag 'gpio-v5.5-3' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio

Pull GPIO fixes from Linus Walleij:
 "Here is a host of GPIO fixes for the v5.5 series. The ACPI fix is
  especially important, see summary below and in the commit for details:

   - Select GPIOLIB_IRQCHIP on the max77620 GPIO expander

   - Fix context restore in the Zynq driver

   - Create a new ACPI quirk handler for disabling wakeups on
     problematic hardware.

   - Fix a coding style issue on the mockup device"

* tag 'gpio-v5.5-3' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio:
  gpiolib: acpi: Add honor_wakeup module-option + quirk mechanism
  gpiolib: acpi: Turn dmi_system_id table into a generic quirk table
  gpio: zynq: Fix for bug in zynq_gpio_restore_context API
  gpio: max77620: Add missing dependency on GPIOLIB_IRQCHIP
  gpio: mockup: fix coding style
2020-01-09 15:43:35 -08:00
Linus Torvalds
a6a55b52a1 Pin control fixes for the v5.5 kernel cycle:
- Fix erroneous shift in the Meson driver
 
 - Make Lochnagar select the GPIOLIB Kconfig symbol
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Merge tag 'pinctrl-v5.5-4' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl

Pull pin control fixes from Linus Walleij:
 "Two fixes for pin control, not much to say about it, it's just regular
  driver fixes:

   - Fix erroneous shift in the Meson driver

   - Make Lochnagar select the GPIOLIB Kconfig symbol"

* tag 'pinctrl-v5.5-4' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl:
  pinctrl: meson: Fix wrong shift value when get drive-strength
  pinctrl: lochnagar: select GPIOLIB
2020-01-09 15:41:54 -08:00
Linus Torvalds
b5b3159cff Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull input fixes from Dmitry Torokhov:
 "Just a few small fixups here"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input:
  Input: imx_sc_key - only take the valid data from SCU firmware as key state
  Input: add safety guards to input_set_keycode()
  Input: input_event - fix struct padding on sparc64
  Input: uinput - always report EPOLLOUT
2020-01-09 15:37:40 -08:00
Russell King
cf8ce8b80f i2c: fix bus recovery stop mode timing
The I2C specification states that tsu:sto for standard mode timing must
be at minimum 4us. Pictographically, this is:

SCL: ____/~~~~~~~~~
SDA: _________/~~~~
       ->|    |<- 4us minimum

We are currently waiting 2.5us between asserting SCL and SDA, which is
in violation of the standard. Adjust the timings to ensure that we meet
what is stipulated as the minimum timings to ensure that all devices
correctly interpret the STOP bus transition.

This is more important than trying to generate a square wave with even
duty cycle.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
2020-01-09 22:21:08 +01:00
Tudor Ambarus
82de6a6fb6 mtd: spi-nor: Fix the writing of the Status Register on micron flashes
Micron flashes do not support 16 bit writes on the Status Register.
According to micron datasheets, when using the Write Status Register
(01h) command, the chip select should be driven LOW and held LOW until
the eighth bit of the last data byte has been latched in, after which
it must be driven HIGH. If CS is not driven HIGH, the command is not
executed, flag status register error bits are not set, and the write enable
latch remains set to 1. This fixes the lock operations on micron flashes.

Reported-by: John Garry <john.garry@huawei.com>
Fixes: 39d1e3340c ("mtd: spi-nor: Fix clearing of QE bit on lock()/unlock()")
Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Tested-by: John Garry <john.garry@huawei.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
2020-01-09 20:11:34 +01:00
Arnd Bergmann
de08b5ac10 mtd: sm_ftl: fix NULL pointer warning
With gcc -O3, we get a new warning:

In file included from arch/arm64/include/asm/processor.h:28,
                 from drivers/mtd/sm_ftl.c:8:
In function 'memset',
    inlined from 'sm_read_sector.constprop' at drivers/mtd/sm_ftl.c:250:3:
include/linux/string.h:411:9: error: argument 1 null where non-null expected [-Werror=nonnull]
  return __builtin_memset(p, c, size);

>From all I can tell, this cannot happen (the function is called
either with a NULL buffer or with a -1 block number but not both),
but adding a check makes it more robust and avoids the warning.

Fixes: mmtom ("init/Kconfig: enable -O3 for all arches")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
2020-01-09 20:09:55 +01:00
Peter Ujfalusi
8bcef0d540 mtd: onenand: omap2: Pass correct flags for prep_dma_memcpy
The commit converting the driver to DMAengine was missing the flags for
the memcpy prepare call.
It went unnoticed since the omap-dma driver was ignoring them.

Fixes: 3ed6a4d1de (" mtd: onenand: omap2: Convert to use dmaengine for memcp")
Reported-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Tested-by: H. Nikolaus Schaller <hns@goldelico.com>
Tested-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
2020-01-09 20:09:29 +01:00
Krzysztof Kozlowski
14ebf24175 mtd: onenand: samsung: Fix iomem access with regular memcpy
The __iomem memory should be copied with memcpy_fromio.  This fixes
Sparse warnings like:

    drivers/mtd/nand/onenand/samsung_mtd.c:678:40: warning: incorrect type in argument 2 (different address spaces)
    drivers/mtd/nand/onenand/samsung_mtd.c:678:40:    expected void const *from
    drivers/mtd/nand/onenand/samsung_mtd.c:678:40:    got void [noderef] <asn:2> *[assigned] p
    drivers/mtd/nand/onenand/samsung_mtd.c:679:19: warning: incorrect type in assignment (different address spaces)
    drivers/mtd/nand/onenand/samsung_mtd.c:679:19:    expected void [noderef] <asn:2> *[assigned] p
    drivers/mtd/nand/onenand/samsung_mtd.c:679:19:    got unsigned char *

Reported-by: kbuild test robot <lkp@intel.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
2020-01-09 20:09:05 +01:00
Amir Mahdi Ghorbanian
44f45994f4 mtd: onenand: omap2: Fix errors in style
Correct mispelling, spacing, and coding style flaws caught by
checkpatch.pl script in the Omap2 Onenand driver .

Signed-off-by: Amir Mahdi Ghorbanian <indigoomega021@gmail.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
2020-01-09 20:08:15 +01:00
Vasyl Gomonovych
4aa906f185 mtd: cadence: Fix cast to pointer from integer of different size warning
Use dma_addr_t type to pass memory address and control data in
DMA descriptor fields memory_pointer and ctrl_data_ptr
To fix warning: cast to pointer from integer of different size

Signed-off-by: Vasyl Gomonovych <gomonovych@gmail.com>
Acked-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
2020-01-09 20:05:15 +01:00
Christophe Kerello
4114b17af4 mtd: rawnand: stm32_fmc2: avoid to lock the CPU bus
We are currently using nand_soft_waitrdy to poll the status of the NAND
flash. FMC2 enables the wait feature bit (this feature is mandatory for
the sequencer mode). By enabling this feature, we can't poll the status
of the NAND flash, the read status command is stucked in FMC2 pipeline
until R/B# signal is high, and locks the CPU bus.
To avoid to lock the CPU bus, we poll FMC2 ISR register. This register
reports the status of the R/B# signal.

Fixes: 2cd457f328 ("mtd: rawnand: stm32_fmc2: add STM32 FMC2 NAND flash controller driver")
Signed-off-by: Christophe Kerello <christophe.kerello@st.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
2020-01-09 20:03:41 +01:00
Linus Torvalds
e69ec487b2 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid
Pull HID fixes from Jiri Kosina:

 - fix for OOB in hiddev, from Dmitry Torokhov

 - _poll API fixes for hidraw, from Marcel Holtmann

 - functional fix for Steam driver, from Rodrigo Rivas Costa

 - a few new device IDs / device-specific quirks and other assorted
   smaller fixes

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid:
  HID: steam: Fix input device disappearing
  HID: intel-ish-hid: ipc: Add Tiger Lake PCI device ID
  drivers/hid/hid-multitouch.c: fix a possible null pointer access.
  HID: wacom: Recognize new MobileStudio Pro PID
  HID: intel-ish-hid: ipc: add CMP device id
  HID: hiddev: fix mess in hiddev_open()
  HID: hid-input: clear unmapped usages
  HID: Add quirk for incorrect input length on Lenovo Y720
  HID: asus: Ignore Asus vendor-page usage-code 0xff events
  HID: ite: Add USB id match for Acer SW5-012 keyboard dock
  HID: Add quirk for Xin-Mo Dual Controller
  HID: Fix slab-out-of-bounds read in hid_field_extract
  HID: multitouch: Add LG MELF0410 I2C touchscreen support
  HID: uhid: Fix returning EPOLLOUT from uhid_char_poll
  HID: hidraw: Fix returning EPOLLOUT from hidraw_poll
2020-01-09 10:51:22 -08:00
Linus Torvalds
a5f48c7878 Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Pull networking fixes from David Miller:

 1) Missing netns pointer init in arp_tables, from Florian Westphal.

 2) Fix normal tcp SACK being treated as D-SACK, from Pengcheng Yang.

 3) Fix divide by zero in sch_cake, from Wen Yang.

 4) Len passed to skb_put_padto() is wrong in qrtr code, from Carl
    Huang.

 5) cmd->obj.chunk is leaked in sctp code error paths, from Xin Long.

 6) cgroup bpf programs can be released out of order, fix from Roman
    Gushchin.

 7) Make sure stmmac debugfs entry name is changed when device name
    changes, from Jiping Ma.

 8) Fix memory leak in vlan_dev_set_egress_priority(), from Eric
    Dumazet.

 9) SKB leak in lan78xx usb driver, also from Eric Dumazet.

10) Ridiculous TCA_FQ_QUANTUM values configured can cause loops in fq
    packet scheduler, reject them. From Eric Dumazet.

* git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (69 commits)
  tipc: fix wrong connect() return code
  tipc: fix link overflow issue at socket shutdown
  netfilter: ipset: avoid null deref when IPSET_ATTR_LINENO is present
  netfilter: conntrack: dccp, sctp: handle null timeout argument
  atm: eni: fix uninitialized variable warning
  macvlan: do not assume mac_header is set in macvlan_broadcast()
  net: sch_prio: When ungrafting, replace with FIFO
  mlxsw: spectrum_qdisc: Ignore grafting of invisible FIFO
  MAINTAINERS: Remove myself as co-maintainer for qcom-ethqos
  gtp: fix bad unlock balance in gtp_encap_enable_socket
  pkt_sched: fq: do not accept silly TCA_FQ_QUANTUM
  tipc: remove meaningless assignment in Makefile
  tipc: do not add socket.o to tipc-y twice
  net: stmmac: dwmac-sun8i: Allow all RGMII modes
  net: stmmac: dwmac-sunxi: Allow all RGMII modes
  net: usb: lan78xx: fix possible skb leak
  net: stmmac: Fixed link does not need MDIO Bus
  vlan: vlan_changelink() should propagate errors
  vlan: fix memory leak in vlan_dev_set_egress_priority
  stmmac: debugfs entry name is not be changed when udev rename device name.
  ...
2020-01-09 10:34:07 -08:00
Rodrigo Rivas Costa
20eee6e5af HID: steam: Fix input device disappearing
The `connected` value for wired devices was not properly initialized,
it must be set to `true` upon creation, because wired devices do not
generate connection events.

When a raw client (the Steam Client) uses the device, the input device
is destroyed. Then, when the raw client finishes, it must be recreated.
But since the `connected` variable was false this never happended.

Signed-off-by: Rodrigo Rivas Costa <rodrigorivascosta@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2020-01-09 10:57:41 +01:00
Dave Airlie
ac0c9d3f8a Merge tag 'amd-drm-fixes-5.5-2020-01-08' of git://people.freedesktop.org/~agd5f/linux into drm-fixes
amd-drm-fixes-5.5-2020-01-08:

amdgpu:
- Stability fix for raven
- Reduce pixel encoding to if max clock is exceeded on HDMI
  to allow additional high res modes

UAPI:
- enable DRIVER_SYNCOBJ_TIMELINE for amdgpu

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Alex Deucher <alexdeucher@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200108213649.5485-1-alexander.deucher@amd.com
2020-01-09 12:32:06 +10:00
Dave Airlie
2c3addd839 -mst: Fix NO_STOP_BIT bit offset (Wayne)
-sun4i: Fix RGB_DIV clock min divider on old hardware (Chen-Yu)
 -fb_helper: Fix bits_per_pixel param set behavior to round up (Geert)
 
 Cc: Wayne Lin <Wayne.Lin@amd.com>
 Cc: Chen-Yu Tsai <wens@csie.org>
 Cc: Geert Uytterhoeven <geert+renesas@glider.be>
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Merge tag 'drm-misc-fixes-2020-01-08' of git://anongit.freedesktop.org/drm/drm-misc into drm-fixes

mst: Fix NO_STOP_BIT bit offset (Wayne)
sun4i: Fix RGB_DIV clock min divider on old hardware (Chen-Yu)
fb_helper: Fix bits_per_pixel param set behavior to round up (Geert)

Cc: Wayne Lin <Wayne.Lin@amd.com>
Cc: Chen-Yu Tsai <wens@csie.org>
Cc: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Sean Paul <sean@poorly.run>
Link: https://patchwork.freedesktop.org/patch/msgid/20200108205949.GA233273@art_vandelay
2020-01-09 12:24:03 +10:00
Arnd Bergmann
30780d086a atm: eni: fix uninitialized variable warning
With -O3, gcc has found an actual unintialized variable stored
into an mmio register in two instances:

drivers/atm/eni.c: In function 'discard':
drivers/atm/eni.c:465:13: error: 'dma[1]' is used uninitialized in this function [-Werror=uninitialized]
   writel(dma[i*2+1],eni_dev->rx_dma+dma_wr*8+4);
             ^
drivers/atm/eni.c:465:13: error: 'dma[3]' is used uninitialized in this function [-Werror=uninitialized]

Change the code to always write zeroes instead.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-08 13:11:00 -08:00
Eric Dumazet
96cc4b6958 macvlan: do not assume mac_header is set in macvlan_broadcast()
Use of eth_hdr() in tx path is error prone.

Many drivers call skb_reset_mac_header() before using it,
but others do not.

Commit 6d1ccff627 ("net: reset mac header in dev_start_xmit()")
attempted to fix this generically, but commit d346a3fae3
("packet: introduce PACKET_QDISC_BYPASS socket option") brought
back the macvlan bug.

Lets add a new helper, so that tx paths no longer have
to call skb_reset_mac_header() only to get a pointer
to skb->data.

Hopefully we will be able to revert 6d1ccff627
("net: reset mac header in dev_start_xmit()") and save few cycles
in transmit fast path.

BUG: KASAN: use-after-free in __get_unaligned_cpu32 include/linux/unaligned/packed_struct.h:19 [inline]
BUG: KASAN: use-after-free in mc_hash drivers/net/macvlan.c:251 [inline]
BUG: KASAN: use-after-free in macvlan_broadcast+0x547/0x620 drivers/net/macvlan.c:277
Read of size 4 at addr ffff8880a4932401 by task syz-executor947/9579

CPU: 0 PID: 9579 Comm: syz-executor947 Not tainted 5.5.0-rc4-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x197/0x210 lib/dump_stack.c:118
 print_address_description.constprop.0.cold+0xd4/0x30b mm/kasan/report.c:374
 __kasan_report.cold+0x1b/0x41 mm/kasan/report.c:506
 kasan_report+0x12/0x20 mm/kasan/common.c:639
 __asan_report_load_n_noabort+0xf/0x20 mm/kasan/generic_report.c:145
 __get_unaligned_cpu32 include/linux/unaligned/packed_struct.h:19 [inline]
 mc_hash drivers/net/macvlan.c:251 [inline]
 macvlan_broadcast+0x547/0x620 drivers/net/macvlan.c:277
 macvlan_queue_xmit drivers/net/macvlan.c:520 [inline]
 macvlan_start_xmit+0x402/0x77f drivers/net/macvlan.c:559
 __netdev_start_xmit include/linux/netdevice.h:4447 [inline]
 netdev_start_xmit include/linux/netdevice.h:4461 [inline]
 dev_direct_xmit+0x419/0x630 net/core/dev.c:4079
 packet_direct_xmit+0x1a9/0x250 net/packet/af_packet.c:240
 packet_snd net/packet/af_packet.c:2966 [inline]
 packet_sendmsg+0x260d/0x6220 net/packet/af_packet.c:2991
 sock_sendmsg_nosec net/socket.c:639 [inline]
 sock_sendmsg+0xd7/0x130 net/socket.c:659
 __sys_sendto+0x262/0x380 net/socket.c:1985
 __do_sys_sendto net/socket.c:1997 [inline]
 __se_sys_sendto net/socket.c:1993 [inline]
 __x64_sys_sendto+0xe1/0x1a0 net/socket.c:1993
 do_syscall_64+0xfa/0x790 arch/x86/entry/common.c:294
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x442639
Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 5b 10 fc ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007ffc13549e08 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000442639
RDX: 000000000000000e RSI: 0000000020000080 RDI: 0000000000000003
RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000403bb0 R14: 0000000000000000 R15: 0000000000000000

Allocated by task 9389:
 save_stack+0x23/0x90 mm/kasan/common.c:72
 set_track mm/kasan/common.c:80 [inline]
 __kasan_kmalloc mm/kasan/common.c:513 [inline]
 __kasan_kmalloc.constprop.0+0xcf/0xe0 mm/kasan/common.c:486
 kasan_kmalloc+0x9/0x10 mm/kasan/common.c:527
 __do_kmalloc mm/slab.c:3656 [inline]
 __kmalloc+0x163/0x770 mm/slab.c:3665
 kmalloc include/linux/slab.h:561 [inline]
 tomoyo_realpath_from_path+0xc5/0x660 security/tomoyo/realpath.c:252
 tomoyo_get_realpath security/tomoyo/file.c:151 [inline]
 tomoyo_path_perm+0x230/0x430 security/tomoyo/file.c:822
 tomoyo_inode_getattr+0x1d/0x30 security/tomoyo/tomoyo.c:129
 security_inode_getattr+0xf2/0x150 security/security.c:1222
 vfs_getattr+0x25/0x70 fs/stat.c:115
 vfs_statx_fd+0x71/0xc0 fs/stat.c:145
 vfs_fstat include/linux/fs.h:3265 [inline]
 __do_sys_newfstat+0x9b/0x120 fs/stat.c:378
 __se_sys_newfstat fs/stat.c:375 [inline]
 __x64_sys_newfstat+0x54/0x80 fs/stat.c:375
 do_syscall_64+0xfa/0x790 arch/x86/entry/common.c:294
 entry_SYSCALL_64_after_hwframe+0x49/0xbe

Freed by task 9389:
 save_stack+0x23/0x90 mm/kasan/common.c:72
 set_track mm/kasan/common.c:80 [inline]
 kasan_set_free_info mm/kasan/common.c:335 [inline]
 __kasan_slab_free+0x102/0x150 mm/kasan/common.c:474
 kasan_slab_free+0xe/0x10 mm/kasan/common.c:483
 __cache_free mm/slab.c:3426 [inline]
 kfree+0x10a/0x2c0 mm/slab.c:3757
 tomoyo_realpath_from_path+0x1a7/0x660 security/tomoyo/realpath.c:289
 tomoyo_get_realpath security/tomoyo/file.c:151 [inline]
 tomoyo_path_perm+0x230/0x430 security/tomoyo/file.c:822
 tomoyo_inode_getattr+0x1d/0x30 security/tomoyo/tomoyo.c:129
 security_inode_getattr+0xf2/0x150 security/security.c:1222
 vfs_getattr+0x25/0x70 fs/stat.c:115
 vfs_statx_fd+0x71/0xc0 fs/stat.c:145
 vfs_fstat include/linux/fs.h:3265 [inline]
 __do_sys_newfstat+0x9b/0x120 fs/stat.c:378
 __se_sys_newfstat fs/stat.c:375 [inline]
 __x64_sys_newfstat+0x54/0x80 fs/stat.c:375
 do_syscall_64+0xfa/0x790 arch/x86/entry/common.c:294
 entry_SYSCALL_64_after_hwframe+0x49/0xbe

The buggy address belongs to the object at ffff8880a4932000
 which belongs to the cache kmalloc-4k of size 4096
The buggy address is located 1025 bytes inside of
 4096-byte region [ffff8880a4932000, ffff8880a4933000)
The buggy address belongs to the page:
page:ffffea0002924c80 refcount:1 mapcount:0 mapping:ffff8880aa402000 index:0x0 compound_mapcount: 0
raw: 00fffe0000010200 ffffea0002846208 ffffea00028f3888 ffff8880aa402000
raw: 0000000000000000 ffff8880a4932000 0000000100000001 0000000000000000
page dumped because: kasan: bad access detected

Memory state around the buggy address:
 ffff8880a4932300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff8880a4932380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff8880a4932400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
                   ^
 ffff8880a4932480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
 ffff8880a4932500: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb

Fixes: b863ceb7dd ("[NET]: Add macvlan driver")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reported-by: syzbot <syzkaller@googlegroups.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-08 12:52:33 -08:00
Petr Machata
3971a535b8 mlxsw: spectrum_qdisc: Ignore grafting of invisible FIFO
The following patch will change PRIO to replace a removed Qdisc with an
invisible FIFO, instead of NOOP. mlxsw will see this replacement due to the
graft message that is generated. But because FIFO does not issue its own
REPLACE message, when the graft operation takes place, the Qdisc that mlxsw
tracks under the indicated band is still the old one. The child
handle (0:0) therefore does not match, and mlxsw rejects the graft
operation, which leads to an extack message:

    Warning: Offloading graft operation failed.

Fix by ignoring the invisible children in the PRIO graft handler. The
DESTROY message of the removed Qdisc is going to follow shortly and handle
the removal.

Fixes: 32dc5efc6c ("mlxsw: spectrum: qdiscs: prio: Handle graft command")
Signed-off-by: Petr Machata <petrm@mellanox.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-08 12:45:52 -08:00
Eric Dumazet
90d72256ad gtp: fix bad unlock balance in gtp_encap_enable_socket
WARNING: bad unlock balance detected!
5.5.0-rc5-syzkaller #0 Not tainted
-------------------------------------
syz-executor921/9688 is trying to release lock (sk_lock-AF_INET6) at:
[<ffffffff84bf8506>] gtp_encap_enable_socket+0x146/0x400 drivers/net/gtp.c:830
but there are no more locks to release!

other info that might help us debug this:
2 locks held by syz-executor921/9688:
 #0: ffffffff8a4d8840 (rtnl_mutex){+.+.}, at: rtnl_lock net/core/rtnetlink.c:72 [inline]
 #0: ffffffff8a4d8840 (rtnl_mutex){+.+.}, at: rtnetlink_rcv_msg+0x405/0xaf0 net/core/rtnetlink.c:5421
 #1: ffff88809304b560 (slock-AF_INET6){+...}, at: spin_lock_bh include/linux/spinlock.h:343 [inline]
 #1: ffff88809304b560 (slock-AF_INET6){+...}, at: release_sock+0x20/0x1c0 net/core/sock.c:2951

stack backtrace:
CPU: 0 PID: 9688 Comm: syz-executor921 Not tainted 5.5.0-rc5-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x197/0x210 lib/dump_stack.c:118
 print_unlock_imbalance_bug kernel/locking/lockdep.c:4008 [inline]
 print_unlock_imbalance_bug.cold+0x114/0x123 kernel/locking/lockdep.c:3984
 __lock_release kernel/locking/lockdep.c:4242 [inline]
 lock_release+0x5f2/0x960 kernel/locking/lockdep.c:4503
 sock_release_ownership include/net/sock.h:1496 [inline]
 release_sock+0x17c/0x1c0 net/core/sock.c:2961
 gtp_encap_enable_socket+0x146/0x400 drivers/net/gtp.c:830
 gtp_encap_enable drivers/net/gtp.c:852 [inline]
 gtp_newlink+0x9fc/0xc60 drivers/net/gtp.c:666
 __rtnl_newlink+0x109e/0x1790 net/core/rtnetlink.c:3305
 rtnl_newlink+0x69/0xa0 net/core/rtnetlink.c:3363
 rtnetlink_rcv_msg+0x45e/0xaf0 net/core/rtnetlink.c:5424
 netlink_rcv_skb+0x177/0x450 net/netlink/af_netlink.c:2477
 rtnetlink_rcv+0x1d/0x30 net/core/rtnetlink.c:5442
 netlink_unicast_kernel net/netlink/af_netlink.c:1302 [inline]
 netlink_unicast+0x58c/0x7d0 net/netlink/af_netlink.c:1328
 netlink_sendmsg+0x91c/0xea0 net/netlink/af_netlink.c:1917
 sock_sendmsg_nosec net/socket.c:639 [inline]
 sock_sendmsg+0xd7/0x130 net/socket.c:659
 ____sys_sendmsg+0x753/0x880 net/socket.c:2330
 ___sys_sendmsg+0x100/0x170 net/socket.c:2384
 __sys_sendmsg+0x105/0x1d0 net/socket.c:2417
 __do_sys_sendmsg net/socket.c:2426 [inline]
 __se_sys_sendmsg net/socket.c:2424 [inline]
 __x64_sys_sendmsg+0x78/0xb0 net/socket.c:2424
 do_syscall_64+0xfa/0x790 arch/x86/entry/common.c:294
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x445d49
Code: e8 bc b7 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 2b 12 fc ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007f8019074db8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00000000006dac38 RCX: 0000000000445d49
RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000000000003
RBP: 00000000006dac30 R08: 0000000000000004 R09: 0000000000000000
R10: 0000000000000008 R11: 0000000000000246 R12: 00000000006dac3c
R13: 00007ffea687f6bf R14: 00007f80190759c0 R15: 20c49ba5e353f7cf

Fixes: e198987e7d ("gtp: fix suspicious RCU usage")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reported-by: syzbot <syzkaller@googlegroups.com>
Cc: Taehee Yoo <ap420073@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-08 12:42:49 -08:00
Chen-Yu Tsai
f1239d8aa8 net: stmmac: dwmac-sun8i: Allow all RGMII modes
Allow all the RGMII modes to be used. This would allow us to represent
the hardware better in the device tree with RGMII_ID where in most
cases the PHY's internal delay for both RX and TX are used.

Fixes: 9f93ac8d40 ("net-next: stmmac: Add dwmac-sun8i")
Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-08 12:31:25 -08:00
Chen-Yu Tsai
52cc73e540 net: stmmac: dwmac-sunxi: Allow all RGMII modes
Allow all the RGMII modes to be used. This would allow us to represent
the hardware better in the device tree with RGMII_ID where in most
cases the PHY's internal delay for both RX and TX are used.

Fixes: af0bd4e9ba ("net: stmmac: sunxi platform extensions for GMAC in Allwinner A20 SoC's")
Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-08 12:30:19 -08:00
Qi Zhou
1530f6f5f5 usb: missing parentheses in USE_NEW_SCHEME
According to bd0e6c9614 ("usb: hub: try old enumeration scheme first
for high speed devices") the kernel will try the old enumeration scheme
first for high speed devices.  This can happen when a high speed device
is plugged in.

But due to missing parentheses in the USE_NEW_SCHEME define, this logic
can get messed up and the incorrect result happens.

Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Qi Zhou <atmgnd@outlook.com>
Link: https://lore.kernel.org/r/ht4mtag8ZP-HKEhD0KkJhcFnVlOFV8N8eNjJVRD9pDkkLUNhmEo8_cL_sl7xy9mdajdH-T8J3TFQsjvoYQT61NFjQXy469Ed_BbBw_x4S1E=@protonmail.com
[ fixup changelog text - gregkh]
Cc: stable <stable@vger.kernel.org>
Fixes: bd0e6c9614 ("usb: hub: try old enumeration scheme first for high speed devices")
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-01-08 17:44:11 +01:00
Colin Ian King
ba9b40810b usb: ohci-da8xx: ensure error return on variable error is set
Currently when an error occurs when calling devm_gpiod_get_optional or
calling gpiod_to_irq it causes an uninitialized error return in variable
'error' to be returned.  Fix this by ensuring the error variable is set
from da8xx_ohci->oc_gpio and oc_irq.

Thanks to Dan Carpenter for spotting the uninitialized error in the
gpiod_to_irq failure case.

Addresses-Coverity: ("Uninitialized scalar variable")
Fixes: d193abf1c9 ("usb: ohci-da8xx: add vbus and overcurrent gpios")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Cc: stable <stable@vger.kernel.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Link: https://lore.kernel.org/r/20200107123901.101190-1-colin.king@canonical.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-01-08 17:34:18 +01:00
Paul Cercueil
96a0c12843 usb: musb: Disable pullup at init
The pullup may be already enabled before the driver is initialized. This
happens for instance on JZ4740.

It has to be disabled at init time, as we cannot guarantee that a gadget
driver will be bound to the UDC.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Suggested-by: Bin Liu <b-liu@ti.com>
Cc: stable@vger.kernel.org
Signed-off-by: Bin Liu <b-liu@ti.com>
Link: https://lore.kernel.org/r/20200107152625.857-3-b-liu@ti.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-01-08 17:34:17 +01:00
Tony Lindgren
5fbf7a2534 usb: musb: fix idling for suspend after disconnect interrupt
When disconnected as USB B-device, suspend interrupt should come before
diconnect interrupt, because the DP/DM pins are shorter than the
VBUS/GND pins on the USB connectors. But we sometimes get a suspend
interrupt after disconnect interrupt. In that case we have devctl set to
99 with VBUS still valid and musb_pm_runtime_check_session() wrongly
thinks we have an active session. We have no other interrupts after
disconnect coming in this case at least with the omap2430 glue.

Let's fix the issue by checking the interrupt status again with
delayed work for the devctl 99 case. In the suspend after disconnect
case the devctl session bit has cleared by then and musb can idle.
For a typical USB B-device connect case we just continue with normal
interrupts.

Fixes: 467d5c9807 ("usb: musb: Implement session bit based runtime PM for musb-core")

Cc: Merlijn Wajer <merlijn@wizzup.org>
Cc: Pavel Machek <pavel@ucw.cz>
Cc: Sebastian Reichel <sre@kernel.org>
Cc: stable@vger.kernel.org
Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Bin Liu <b-liu@ti.com>
Link: https://lore.kernel.org/r/20200107152625.857-2-b-liu@ti.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-01-08 17:34:17 +01:00
Heikki Krogerus
33786a2801 usb: typec: ucsi: Fix the notification bit offsets
The bit offsets for the Set Notification Enable command were
not considering the reserved bits in the middle.

Fixes: 470ce43a1a ("usb: typec: ucsi: Remove struct ucsi_control")
Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Link: https://lore.kernel.org/r/20200108131347.43217-2-heikki.krogerus@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-01-08 17:34:16 +01:00
Tadeusz Struk
a430e67d9a tpm: Handle negative priv->response_len in tpm_common_read()
The priv->response_length can hold the size of an response or an negative
error code, and the tpm_common_read() needs to handle both cases correctly.
Changed the type of response_length to signed and accounted for negative
value in tpm_common_read().

Cc: stable@vger.kernel.org
Fixes: d23d124843 ("tpm: fix invalid locking in NONBLOCKING mode")
Reported-by: Laura Abbott <labbott@redhat.com>
Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com>
Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
2020-01-08 18:11:09 +02:00
Eric Dumazet
47240ba0cd net: usb: lan78xx: fix possible skb leak
If skb_linearize() fails, we need to free the skb.

TSO makes skb bigger, and this bug might be the reason
Raspberry Pi 3B+ users had to disable TSO.

Fixes: 55d7de9de6 ("Microchip's LAN7800 family USB 2/3 to 10/100/1000 Ethernet device driver")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reported-by: RENARD Pierre-Francois <pfrenard@gmail.com>
Cc: Stefan Wahren <stefan.wahren@i2se.com>
Cc: Woojung Huh <woojung.huh@microchip.com>
Cc: Microchip Linux Driver Support <UNGLinuxDriver@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-07 14:09:28 -08:00
Jose Abreu
da29f2d84b net: stmmac: Fixed link does not need MDIO Bus
When using fixed link we don't need the MDIO bus support.

Reported-by: Heiko Stuebner <heiko@sntech.de>
Reported-by: kernelci.org bot <bot@kernelci.org>
Fixes: d3e014ec7d ("net: stmmac: platform: Fix MDIO init for platforms without PHY")
Signed-off-by: Jose Abreu <Jose.Abreu@synopsys.com>
Acked-by: Sriram Dash <Sriram.dash@samsung.com>
Tested-by: Patrice Chotard <patrice.chotard@st.com>
Tested-by: Heiko Stuebner <heiko@sntech.de>
Acked-by: Neil Armstrong <narmstrong@baylibre.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Tested-by: Florian Fainelli <f.fainelli@gmail> # Lamobo R1 (fixed-link + MDIO sub node for roboswitch).
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-07 13:40:29 -08:00
Jiping Ma
481a7d154c stmmac: debugfs entry name is not be changed when udev rename device name.
Add one notifier for udev changes net device name.
Fixes: b6601323ef9e ("net: stmmac: debugfs entry name is not be changed when udev rename")

Signed-off-by: Jiping Ma <jiping.ma2@windriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-01-07 13:26:16 -08:00