Commit Graph

917436 Commits

Author SHA1 Message Date
Scott Bahling b0cb099062 ALSA: iec1712: Initialize STDSP24 properly when using the model=staudio option
The ST Audio ADCIII is an STDSP24 card plus extension box. With commit
e8a91ae18b ("ALSA: ice1712: Add support for STAudio ADCIII") we
enabled the ADCIII ports using the model=staudio option but forgot
this part to ensure the STDSP24 card is initialized properly.

Fixes: e8a91ae18b ("ALSA: ice1712: Add support for STAudio ADCIII")
Signed-off-by: Scott Bahling <sbahling@suse.com>
Cc: <stable@vger.kernel.org>
BugLink: https://bugzilla.suse.com/show_bug.cgi?id=1048934
Link: https://lore.kernel.org/r/20200518175728.28766-1-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2020-05-18 19:58:07 +02:00
Linus Torvalds 45088963ca Description for this pull request:
- Fix potential memory leak in exfat_find.
 - Set exfat's splice_write to iter_file_splice_write to fix the splice
   failure on direct-opened file
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Merge tag 'for-5.7-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/linkinjeon/exfat

Pull exfat fixes from Namjae Jeon:

 - Fix potential memory leak in exfat_find

 - Set exfat's splice_write to iter_file_splice_write to fix a splice
   failure on direct-opened files

* tag 'for-5.7-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/linkinjeon/exfat:
  exfat: fix possible memory leak in exfat_find()
  exfat: use iter_file_splice_write
2020-05-18 10:33:13 -07:00
David Howells 9d1be4f4dc afs: Don't unlock fetched data pages until the op completes successfully
Don't call req->page_done() on each page as we finish filling it with
the data coming from the network.  Whilst this might speed up the
application a bit, it's a problem if there's a network failure and the
operation has to be reissued.

If this happens, an oops occurs because afs_readpages_page_done() clears
the pointer to each page it unlocks and when a retry happens, the
pointers to the pages it wants to fill are now NULL (and the pages have
been unlocked anyway).

Instead, wait till the operation completes successfully and only then
release all the pages after clearing any terminal gap (the server can
give us less data than we requested as we're allowed to ask for more
than is available).

KASAN produces a bug like the following, and even without KASAN, it can
oops and panic.

    BUG: KASAN: wild-memory-access in _copy_to_iter+0x323/0x5f4
    Write of size 1404 at addr 0005088000000000 by task md5sum/5235

    CPU: 0 PID: 5235 Comm: md5sum Not tainted 5.7.0-rc3-fscache+ #250
    Hardware name: ASUS All Series/H97-PLUS, BIOS 2306 10/09/2014
    Call Trace:
     memcpy+0x39/0x58
     _copy_to_iter+0x323/0x5f4
     __skb_datagram_iter+0x89/0x2a6
     skb_copy_datagram_iter+0x129/0x135
     rxrpc_recvmsg_data.isra.0+0x615/0xd42
     rxrpc_kernel_recv_data+0x1e9/0x3ae
     afs_extract_data+0x139/0x33a
     yfs_deliver_fs_fetch_data64+0x47a/0x91b
     afs_deliver_to_call+0x304/0x709
     afs_wait_for_call_to_complete+0x1cc/0x4ad
     yfs_fs_fetch_data+0x279/0x288
     afs_fetch_data+0x1e1/0x38d
     afs_readpages+0x593/0x72e
     read_pages+0xf5/0x21e
     __do_page_cache_readahead+0x128/0x23f
     ondemand_readahead+0x36e/0x37f
     generic_file_buffered_read+0x234/0x680
     new_sync_read+0x109/0x17e
     vfs_read+0xe6/0x138
     ksys_read+0xd8/0x14d
     do_syscall_64+0x6e/0x8a
     entry_SYSCALL_64_after_hwframe+0x49/0xb3

Fixes: 196ee9cd2d ("afs: Make afs_fs_fetch_data() take a list of pages")
Fixes: 30062bd13e ("afs: Implement YFS support in the fs client")
Signed-off-by: David Howells <dhowells@redhat.com>
Reviewed-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2020-05-18 10:29:17 -07:00
Jens Axboe e3aabf9554 io_uring: cancel work if task_work_add() fails
We currently move it to the io_wqe_manager for execution, but we cannot
safely do so as we may lack some of the state to execute it out of
context. As we cancel work anyway when the ring/task exits, just mark
this request as canceled and io_async_task_func() will do the right
thing.

Fixes: aa96bf8a9e ("io_uring: use io-wq manager as backup task if task is exiting")
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2020-05-18 11:14:22 -06:00
Rafael J. Wysocki 607b9df630 ACPI: EC: PM: Avoid flushing EC work when EC GPE is inactive
Flushing the EC work while suspended to idle when the EC GPE status
is not set causes some EC wakeup events (notably power button and
lid ones) to be missed after a series of spurious wakeups on the Dell
XPS13 9360 in my office.

If that happens, the machine cannot be woken up from suspend-to-idle
by the power button or lid status change and it needs to be woken up
in some other way (eg. by a key press).

Flushing the EC work only after successful dispatching the EC GPE,
which means that its status has been set, avoids the issue, so change
the code in question accordingly.

Fixes: 7b301750f7 ("ACPI: EC: PM: Avoid premature returns from acpi_s2idle_wake()")
Cc: 5.4+ <stable@vger.kernel.org> # 5.4+
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Tested-by: Chris Chiu <chiu@endlessm.com>
2020-05-18 13:15:13 +02:00
Christian Lachner d9e8fe0cff ALSA: hda/realtek - Fix silent output on Gigabyte X570 Aorus Xtreme
The Gigabyte X570 Aorus Xtreme motherboard with ALC1220 codec
requires a similar workaround for Clevo laptops to enforce the
DAC/mixer connection path. Set up a quirk entry for that.

BugLink: https://bugzilla.kernel.org/show_bug.cgi?id=205275
Signed-off-by: Christian Lachner <gladiac@gmail.com>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20200518053844.42743-2-gladiac@gmail.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2020-05-18 09:53:45 +02:00
Brent Lu e7513c5786 ALSA: pcm: fix incorrect hw_base increase
There is a corner case that ALSA keeps increasing the hw_ptr but DMA
already stop working/updating the position for a long time.

In following log we can see the position returned from DMA driver does
not move at all but the hw_ptr got increased at some point of time so
snd_pcm_avail() will return a large number which seems to be a buffer
underrun event from user space program point of view. The program
thinks there is space in the buffer and fill more data.

[  418.510086] sound pcmC0D5p: pos 96 hw_ptr 96 appl_ptr 4096 avail 12368
[  418.510149] sound pcmC0D5p: pos 96 hw_ptr 96 appl_ptr 6910 avail 9554
...
[  418.681052] sound pcmC0D5p: pos 96 hw_ptr 96 appl_ptr 15102 avail 1362
[  418.681130] sound pcmC0D5p: pos 96 hw_ptr 96 appl_ptr 16464 avail 0
[  418.726515] sound pcmC0D5p: pos 96 hw_ptr 16464 appl_ptr 16464 avail 16368

This is because the hw_base will be increased by runtime->buffer_size
frames unconditionally if the hw_ptr is not updated for over half of
buffer time. As the hw_base increases, so does the hw_ptr increased
by the same number.

The avail value returned from snd_pcm_avail() could exceed the limit
(buffer_size) easily becase the hw_ptr itself got increased by same
buffer_size samples when the corner case happens. In following log,
the buffer_size is 16368 samples but the avail is 21810 samples so
CRAS server complains about it.

[  418.851755] sound pcmC0D5p: pos 96 hw_ptr 16464 appl_ptr 27390 avail 5442
[  418.926491] sound pcmC0D5p: pos 96 hw_ptr 32832 appl_ptr 27390 avail 21810

cras_server[1907]: pcm_avail returned frames larger than buf_size:
sof-glkda7219max: :0,5: 21810 > 16368

By updating runtime->hw_ptr_jiffies each time the HWSYNC is called,
the hw_base will keep the same when buffer stall happens at long as
the interval between each HWSYNC call is shorter than half of buffer
time.

Following is a log captured by a patched kernel. The hw_base/hw_ptr
value is fixed in this corner case and user space program should be
aware of the buffer stall and handle it.

[  293.525543] sound pcmC0D5p: pos 96 hw_ptr 96 appl_ptr 4096 avail 12368
[  293.525606] sound pcmC0D5p: pos 96 hw_ptr 96 appl_ptr 6880 avail 9584
[  293.525975] sound pcmC0D5p: pos 96 hw_ptr 96 appl_ptr 10976 avail 5488
[  293.611178] sound pcmC0D5p: pos 96 hw_ptr 96 appl_ptr 15072 avail 1392
[  293.696429] sound pcmC0D5p: pos 96 hw_ptr 96 appl_ptr 16464 avail 0
...
[  381.139517] sound pcmC0D5p: pos 96 hw_ptr 96 appl_ptr 16464 avail 0

Signed-off-by: Brent Lu <brent.lu@intel.com>
Reviewed-by: Jaroslav Kysela <perex@perex.cz>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/1589776238-23877-1-git-send-email-brent.lu@intel.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2020-05-18 09:52:13 +02:00
Wei Yongjun 94182167ec exfat: fix possible memory leak in exfat_find()
'es' is malloced from exfat_get_dentry_set() in exfat_find() and should
be freed before leaving from the error handling cases, otherwise it will
cause memory leak.

Fixes: 5f2aa07507 ("exfat: add inode operations")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
2020-05-18 11:51:44 +09:00
Eric Sandeen 0357794830 exfat: use iter_file_splice_write
Doing copy_file_range() on exfat with a file opened for direct IO leads
to an -EFAULT:

# xfs_io -f -d -c "truncate 32768" \
       -c "copy_range -d 16384 -l 16384 -f 0" /mnt/test/junk
copy_range: Bad address

and the reason seems to be that we go through:

default_file_splice_write
 splice_from_pipe
  __splice_from_pipe
   write_pipe_buf
    __kernel_write
     new_sync_write
      generic_file_write_iter
       generic_file_direct_write
        exfat_direct_IO
         do_blockdev_direct_IO
          iov_iter_get_pages

and land in iterate_all_kinds(), which does "return -EFAULT" for our kvec
iter.

Setting exfat's splice_write to iter_file_splice_write fixes this and lets
fsx (which originally detected the problem) run to success from
the xfstests harness.

Signed-off-by: Eric Sandeen <sandeen@sandeen.net>
Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
2020-05-18 11:51:40 +09:00
Linus Torvalds b9bbe6ed63 Linux 5.7-rc6 2020-05-17 16:48:37 -07:00
Linus Torvalds 8feea6233d Convert i2c_new_device() to i2c_new_client_device()
Wolfram Sang has asked to have this included in 5.7 so the deprecated
 API can be removed next release.  There should be no functional
 difference.
 
 I think that entire this section of code can be removed; it is leftover
 from other things that have since changed, but this is the safer thing
 to do for now.  The full removal can happen next release.
 
 Thanks,
 
 -corey
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Merge tag 'for-linus-5.7-2' of git://github.com/cminyard/linux-ipmi

Pull IPMI update from Corey Minyard:
 "Convert i2c_new_device() to i2c_new_client_device()

  Wolfram Sang has asked to have this included in 5.7 so the deprecated
  API can be removed next release. There should be no functional
  difference.

  I think that entire this section of code can be removed; it is
  leftover from other things that have since changed, but this is the
  safer thing to do for now. The full removal can happen next release"

* tag 'for-linus-5.7-2' of git://github.com/cminyard/linux-ipmi:
  char: ipmi: convert to use i2c_new_client_device()
2020-05-17 16:07:30 -07:00
Richard Weinberger 0e7572cffe ubi: Fix seq_file usage in detailed_erase_block_info debugfs file
3bfa7e141b ("fs/seq_file.c: seq_read(): add info message about buggy .next functions")
showed that we don't use seq_file correctly.
So make sure that our ->next function always updates the position.

Fixes: 7bccd12d27 ("ubi: Add debugfs file for tracking PEB state")
Signed-off-by: Richard Weinberger <richard@nod.at>
2020-05-17 23:38:21 +02:00
Eric Biggers 3c3c32f85b ubifs: fix wrong use of crypto_shash_descsize()
crypto_shash_descsize() returns the size of the shash_desc context
needed to compute the hash, not the size of the hash itself.

crypto_shash_digestsize() would be correct, or alternatively using
c->hash_len and c->hmac_desc_len which already store the correct values.
But actually it's simpler to just use stack arrays, so do that instead.

Fixes: 49525e5eec ("ubifs: Add helper functions for authentication support")
Fixes: da8ef65f95 ("ubifs: Authenticate replayed journal")
Cc: <stable@vger.kernel.org> # v4.20+
Cc: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Eric Biggers <ebiggers@google.com>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Richard Weinberger <richard@nod.at>
2020-05-17 23:38:21 +02:00
Jens Axboe 948a774945 io_uring: remove dead check in io_splice()
We checked for 'force_nonblock' higher up, so it's definitely false
at this point. Kill the check, it's a remnant of when we tried to do
inline splice without always punting to async context.

Fixes: 2fb3e82284 ("io_uring: punt splice async because of inode mutex")
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2020-05-17 14:21:38 -06:00
Leon Romanovsky e3f2d5579c net: phy: propagate an error back to the callers of phy_sfp_probe
The compilation warning below reveals that the errors returned from
the sfp_bus_add_upstream() call are not propagated to the callers.
Fix it by returning "ret".

14:37:51 drivers/net/phy/phy_device.c: In function 'phy_sfp_probe':
14:37:51 drivers/net/phy/phy_device.c:1236:6: warning: variable 'ret'
   set but not used [-Wunused-but-set-variable]
14:37:51  1236 |  int ret;
14:37:51       |      ^~~

Fixes: 298e54fa81 ("net: phy: add core phylib sfp support")
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-05-17 12:43:49 -07:00
Yuqi Jin a6211caa63 net: revert "net: get rid of an signed integer overflow in ip_idents_reserve()"
Commit adb03115f4 ("net: get rid of an signed integer overflow in ip_idents_reserve()")
used atomic_cmpxchg to replace "atomic_add_return" inside the function
"ip_idents_reserve". The reason was to avoid UBSAN warning.
However, this change has caused performance degrade and in GCC-8,
fno-strict-overflow is now mapped to -fwrapv -fwrapv-pointer
and signed integer overflow is now undefined by default at all
optimization levels[1]. Moreover, it was a bug in UBSAN vs -fwrapv
/-fno-strict-overflow, so Let's revert it safely.

[1] https://gcc.gnu.org/gcc-8/changes.html

Suggested-by: Peter Zijlstra <peterz@infradead.org>
Suggested-by: Eric Dumazet <edumazet@google.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>
Cc: Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>
Cc: Jakub Kicinski <kuba@kernel.org>
Cc: Jiri Pirko <jiri@resnulli.us>
Cc: Arvind Sankar <nivedita@alum.mit.edu>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Eric Dumazet <edumazet@google.com>
Cc: Jiong Wang <jiongwang@huawei.com>
Signed-off-by: Yuqi Jin <jinyuqi@huawei.com>
Signed-off-by: Shaokun Zhang <zhangshaokun@hisilicon.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-05-17 12:33:51 -07:00
Linus Torvalds 9b1f2cbdb6 Some more clk driver fixes for the merge window and one core framework
fix:
 
  - A handful of TI driver fixes for bad of_node_put() and incorrect
    parent names
  - Rockchip rk3228 aclk_gpu* creation was interfering with lima GPU work
    so we use a composite clk now
  - Resuming from suspend on Tegra Jetson TK1 was broken because an audio
    PLL calculated an incorrect rate
  - A fix for devicetree probing on IM-PD1 by actually specifying a clk
    name which is required to pass clk registration
  - Avoid list corruption if registration fails for a critical clk
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Merge tag 'clk-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux

Pull clk fixes from Stephen Boyd:
 "Some more clk driver fixes and one core framework fix:

   - A handful of TI driver fixes for bad of_node_put() and incorrect
     parent names

   - Rockchip rk3228 aclk_gpu* creation was interfering with lima GPU
     work so we use a composite clk now

   - Resuming from suspend on Tegra Jetson TK1 was broken because an
     audio PLL calculated an incorrect rate

   - A fix for devicetree probing on IM-PD1 by actually specifying a clk
     name which is required to pass clk registration

   - Avoid list corruption if registration fails for a critical clk"

* tag 'clk-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux:
  clk: ti: clkctrl: convert subclocks to use proper names also
  clk: ti: am33xx: fix RTC clock parent
  clk: ti: clkctrl: Fix Bad of_node_put within clkctrl_get_name
  clk: tegra: Fix initial rate for pll_a on Tegra124
  clk: impd1: Look up clock-output-names
  clk: Unlink clock if failed to prepare or enable
  clk: rockchip: fix incorrect configuration of rk3228 aclk_gpu* clocks
2020-05-17 12:33:00 -07:00
Kurt Kanzenbach 61d0301e6c dt-bindings: net: dsa: b53: Add missing size and address cells to example
Add the missing size and address cells to the b53 example. Otherwise, it may not
compile or issue warnings if directly copied into a device tree.

Signed-off-by: Kurt Kanzenbach <kurt@linutronix.de>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-05-17 12:31:56 -07:00
Linus Torvalds fb27bc034d USB fixes for 5.7-rc6
Here are a number of USB fixes for 5.7-rc6
 
 The "largest" in here is a bunch of raw-gadget fixes and api changes as
 the driver just showed up in -rc1 and work has been done to fix up some
 uapi issues found with the original submission, before it shows up in a
 -final release.
 
 Other than that, a bunch of other small USB gadget fixes, xhci fixes,
 some quirks, andother tiny fixes for reported issues.
 
 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-5.7-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB fixes from Greg KH:
 "Here are a number of USB fixes for 5.7-rc6

  The "largest" in here is a bunch of raw-gadget fixes and api changes
  as the driver just showed up in -rc1 and work has been done to fix up
  some uapi issues found with the original submission, before it shows
  up in a -final release.

  Other than that, a bunch of other small USB gadget fixes, xhci fixes,
  some quirks, andother tiny fixes for reported issues.

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

* tag 'usb-5.7-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (26 commits)
  USB: gadget: fix illegal array access in binding with UDC
  usb: core: hub: limit HUB_QUIRK_DISABLE_AUTOSUSPEND to USB5534B
  USB: usbfs: fix mmap dma mismatch
  usb: host: xhci-plat: keep runtime active when removing host
  usb: xhci: Fix NULL pointer dereference when enqueuing trbs from urb sg list
  usb: cdns3: gadget: make a bunch of functions static
  usb: mtu3: constify struct debugfs_reg32
  usb: gadget: udc: atmel: Make some symbols static
  usb: raw-gadget: fix null-ptr-deref when reenabling endpoints
  usb: raw-gadget: documentation updates
  usb: raw-gadget: support stalling/halting/wedging endpoints
  usb: raw-gadget: fix gadget endpoint selection
  usb: raw-gadget: improve uapi headers comments
  usb: typec: mux: intel: Fix DP_HPD_LVL bit field
  usb: raw-gadget: fix return value of ep read ioctls
  usb: dwc3: select USB_ROLE_SWITCH
  usb: gadget: legacy: fix error return code in gncm_bind()
  usb: gadget: legacy: fix error return code in cdc_bind()
  usb: gadget: legacy: fix redundant initialization warnings
  usb: gadget: tegra-xudc: Fix idle suspend/resume
  ...
2020-05-17 12:31:22 -07:00
Linus Torvalds b48397cb75 Merge branch 'exec-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace
Pull execve fix from Eric Biederman:
 "While working on my exec cleanups I found a bug in exec that I
  introduced by accident a couple of years ago. I apparently missed the
  fact that bprm->file can change.

  Now I have a very personal motive to clean up exec and make it more
  approachable.

  The change is just moving woud_dump to where it acts on the final
  bprm->file not the initial bprm->file. I have been careful and tested
  and verify this fix works"

* 'exec-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace:
  exec: Move would_dump into flush_old_exec
2020-05-17 12:23:37 -07:00
Linus Torvalds ef0d5b9102 A single bugfix for the ORC unwinder to ensure that the error flag which
tells the unwinding code whether a stack trace can be trusted or not is
 always set correctly. This was messed up by a couple of changes in the
 recent past.
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Merge tag 'objtool-urgent-2020-05-17' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 stack unwinding fix from Thomas Gleixner:
 "A single bugfix for the ORC unwinder to ensure that the error flag
  which tells the unwinding code whether a stack trace can be trusted or
  not is always set correctly.

  This was messed up by a couple of changes in the recent past"

* tag 'objtool-urgent-2020-05-17' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/unwind/orc: Fix error handling in __unwind_start()
2020-05-17 12:20:14 -07:00
Linus Torvalds 43567139f5 A single fix for early boot crashes of kernels built with gcc10 and
stack protector enabled.
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Merge tag 'x86_urgent_for_v5.7-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 fix from Borislav Petkov:
 "A single fix for early boot crashes of kernels built with gcc10 and
  stack protector enabled"

* tag 'x86_urgent_for_v5.7-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86: Fix early boot crash on gcc-10, third try
2020-05-17 11:08:29 -07:00
David Ahern 84be69b869 nexthop: Fix attribute checking for groups
For nexthop groups, attributes after NHA_GROUP_TYPE are invalid, but
nh_check_attr_group starts checking at NHA_GROUP. The group type defaults
to multipath and the NHA_GROUP_TYPE is currently optional so this has
slipped through so far. Fix the attribute checking to handle support of
new group types.

Fixes: 430a049190 ("nexthop: Add support for nexthop groups")
Signed-off-by: ASSOGBA Emery <assogba.emery@gmail.com>
Signed-off-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-05-17 10:41:24 -07:00
Eric W. Biederman f87d1c9559 exec: Move would_dump into flush_old_exec
I goofed when I added mm->user_ns support to would_dump.  I missed the
fact that in the case of binfmt_loader, binfmt_em86, binfmt_misc, and
binfmt_script bprm->file is reassigned.  Which made the move of
would_dump from setup_new_exec to __do_execve_file before exec_binprm
incorrect as it can result in would_dump running on the script instead
of the interpreter of the script.

The net result is that the code stopped making unreadable interpreters
undumpable.  Which allows them to be ptraced and written to disk
without special permissions.  Oops.

The move was necessary because the call in set_new_exec was after
bprm->mm was no longer valid.

To correct this mistake move the misplaced would_dump from
__do_execve_file into flos_old_exec, before exec_mmap is called.

I tested and confirmed that without this fix I can attach with gdb to
a script with an unreadable interpreter, and with this fix I can not.

Cc: stable@vger.kernel.org
Fixes: f84df2a6f2 ("exec: Ensure mm->user_ns contains the execed files")
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
2020-05-17 10:48:24 -05:00
Pavel Begunkov bd2ab18a1d io_uring: fix FORCE_ASYNC req preparation
As for other not inlined requests, alloc req->io for FORCE_ASYNC reqs,
so they can be prepared properly.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2020-05-17 09:22:09 -06:00
Pavel Begunkov 650b548129 io_uring: don't prepare DRAIN reqs twice
If req->io is not NULL, it's already prepared. Don't do it again,
it's dangerous.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2020-05-17 09:22:09 -06:00
Jens Axboe 583863ed91 io_uring: initialize ctx->sqo_wait earlier
Ensure that ctx->sqo_wait is initialized as soon as the ctx is allocated,
instead of deferring it to the offload setup. This fixes a syzbot
reported lockdep complaint, which is really due to trying to wake_up
on an uninitialized wait queue:

RSP: 002b:00007fffb1fb9aa8 EFLAGS: 00000246 ORIG_RAX: 00000000000001a9
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441319
RDX: 0000000000000001 RSI: 0000000020000140 RDI: 000000000000047b
RBP: 0000000000010475 R08: 0000000000000001 R09: 00000000004002c8
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000402260
R13: 00000000004022f0 R14: 0000000000000000 R15: 0000000000000000
INFO: trying to register non-static key.
the code is fine but needs lockdep annotation.
turning off the locking correctness validator.
CPU: 1 PID: 7090 Comm: syz-executor222 Not tainted 5.7.0-rc1-next-20200415-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+0x188/0x20d lib/dump_stack.c:118
 assign_lock_key kernel/locking/lockdep.c:913 [inline]
 register_lock_class+0x1664/0x1760 kernel/locking/lockdep.c:1225
 __lock_acquire+0x104/0x4c50 kernel/locking/lockdep.c:4234
 lock_acquire+0x1f2/0x8f0 kernel/locking/lockdep.c:4934
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
 _raw_spin_lock_irqsave+0x8c/0xbf kernel/locking/spinlock.c:159
 __wake_up_common_lock+0xb4/0x130 kernel/sched/wait.c:122
 io_cqring_ev_posted+0xa5/0x1e0 fs/io_uring.c:1160
 io_poll_remove_all fs/io_uring.c:4357 [inline]
 io_ring_ctx_wait_and_kill+0x2bc/0x5a0 fs/io_uring.c:7305
 io_uring_create fs/io_uring.c:7843 [inline]
 io_uring_setup+0x115e/0x22b0 fs/io_uring.c:7870
 do_syscall_64+0xf6/0x7d0 arch/x86/entry/common.c:295
 entry_SYSCALL_64_after_hwframe+0x49/0xb3
RIP: 0033:0x441319
Code: e8 5c ae 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 bb 0a fc ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007fffb1fb9aa8 EFLAGS: 00000246 ORIG_RAX: 00000000000001a9

Reported-by: syzbot+8c91f5d054e998721c57@syzkaller.appspotmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2020-05-17 09:20:00 -06:00
Loïc Yhuel b4f1874c62 tpm: check event log version before reading final events
This fixes the boot issues since 5.3 on several Dell models when the TPM
is enabled. Depending on the exact grub binary, booting the kernel would
freeze early, or just report an error parsing the final events log.

We get an event log in the SHA-1 format, which doesn't have a
tcg_efi_specid_event_head in the first event, and there is a final events
table which doesn't match the crypto agile format.
__calc_tpm2_event_size reads bad "count" and "efispecid->num_algs", and
either fails, or loops long enough for the machine to be appear frozen.

So we now only parse the final events table, which is per the spec always
supposed to be in the crypto agile format, when we got a event log in this
format.

Fixes: c46f340569 ("tpm: Reserve the TPM final events table")
Fixes: 166a2809d6 ("tpm: Don't duplicate events from the final event log in the TCG2 log")
Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=1779611
Signed-off-by: Loïc Yhuel <loic.yhuel@gmail.com>
Link: https://lore.kernel.org/r/20200512040113.277768-1-loic.yhuel@gmail.com
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Reviewed-by: Jerry Snitselaar <jsnitsel@redhat.com>
Reviewed-by: Matthew Garrett <mjg59@google.com>
[ardb: warn when final events table is missing or in the wrong format]
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
2020-05-17 11:46:50 +02:00
Benjamin Thiel e8da08a088 efi: Pull up arch-specific prototype efi_systab_show_arch()
Pull up arch-specific prototype efi_systab_show_arch() in order to
fix a -Wmissing-prototypes warning:

arch/x86/platform/efi/efi.c:957:7: warning: no previous prototype for
‘efi_systab_show_arch’ [-Wmissing-prototypes]
char *efi_systab_show_arch(char *str)

Signed-off-by: Benjamin Thiel <b.thiel@posteo.de>
Link: https://lore.kernel.org/r/20200516132647.14568-1-b.thiel@posteo.de
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
2020-05-17 11:46:50 +02:00
Linus Torvalds 5a9ffb954a three small cifs/smb3 fixes, one for stable
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Merge tag '5.7-rc5-smb3-fixes' of git://git.samba.org/sfrench/cifs-2.6

Pull cifs fixes from Steve French:
 "Three small cifs/smb3 fixes, one for stable"

* tag '5.7-rc5-smb3-fixes' of git://git.samba.org/sfrench/cifs-2.6:
  cifs: fix leaked reference on requeued write
  cifs: Fix null pointer check in cifs_read
  CIFS: Spelling s/EACCESS/EACCES/
2020-05-16 21:43:11 -07:00
Alex Elder f45a7bccdc net: ipa: don't be a hog in gsi_channel_poll()
The iteration count value used in gsi_channel_poll() is intended to
limit poll iterations to the budget supplied as an argument.  But
it's never updated.

Fix this bug by incrementing the count each time through the loop.

Reported-by: Sharath Chandra Vurukala <sharathv@codeaurora.com>
Signed-off-by: Alex Elder <elder@linaro.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-05-16 15:14:54 -07:00
DENG Qingfang 5e5502e012 net: dsa: mt7530: fix roaming from DSA user ports
When a client moves from a DSA user port to a software port in a bridge,
it cannot reach any other clients that connected to the DSA user ports.
That is because SA learning on the CPU port is disabled, so the switch
ignores the client's frames from the CPU port and still thinks it is at
the user port.

Fix it by enabling SA learning on the CPU port.

To prevent the switch from learning from flooding frames from the CPU
port, set skb->offload_fwd_mark to 1 for unicast and broadcast frames,
and let the switch flood them instead of trapping to the CPU port.
Multicast frames still need to be trapped to the CPU port for snooping,
so set the SA_DIS bit of the MTK tag to 1 when transmitting those frames
to disable SA learning.

Fixes: b8f126a8d5 ("net-next: dsa: add dsa support for Mediatek MT7530 switch")
Signed-off-by: DENG Qingfang <dqfext@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-05-16 13:49:28 -07:00
Madhuparna Bhowmik b6dd5acde3 ipv6: Fix suspicious RCU usage warning in ip6mr
This patch fixes the following warning:

=============================
WARNING: suspicious RCU usage
5.7.0-rc4-next-20200507-syzkaller #0 Not tainted
-----------------------------
net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!!

ipmr_new_table() returns an existing table, but there is no table at
init. Therefore the condition: either holding rtnl or the list is empty
is used.

Fixes: d1db275dd3 ("ipv6: ip6mr: support multiple tables")
Reported-by: kernel test robot <lkp@intel.com>
Suggested-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Madhuparna Bhowmik <madhuparnabhowmik10@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-05-16 13:41:53 -07:00
Linus Torvalds 5d438e071f A new testcase for guest debugging (gdbstub) that exposed a bunch of
bugs, mostly for AMD processors.  And a few other x86 fixes.
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm

Pull kvm fixes from Paolo Bonzini:
 "A new testcase for guest debugging (gdbstub) that exposed a bunch of
  bugs, mostly for AMD processors. And a few other x86 fixes"

* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm:
  KVM: x86: Fix off-by-one error in kvm_vcpu_ioctl_x86_setup_mce
  KVM: x86: Fix pkru save/restore when guest CR4.PKE=0, move it to x86.c
  KVM: SVM: Disable AVIC before setting V_IRQ
  KVM: Introduce kvm_make_all_cpus_request_except()
  KVM: VMX: pass correct DR6 for GD userspace exit
  KVM: x86, SVM: isolate vcpu->arch.dr6 from vmcb->save.dr6
  KVM: SVM: keep DR6 synchronized with vcpu->arch.dr6
  KVM: nSVM: trap #DB and #BP to userspace if guest debugging is on
  KVM: selftests: Add KVM_SET_GUEST_DEBUG test
  KVM: X86: Fix single-step with KVM_SET_GUEST_DEBUG
  KVM: X86: Set RTM for DB_VECTOR too for KVM_EXIT_DEBUG
  KVM: x86: fix DR6 delivery for various cases of #DB injection
  KVM: X86: Declare KVM_CAP_SET_GUEST_DEBUG properly
2020-05-16 13:39:22 -07:00
Linus Torvalds befc42e5dd powerpc fixes for 5.7 #4
A fix for unrecoverable SLB faults in the interrupt exit path, introduced by the
 recent rewrite of interrupt exit in C.
 
 Four fixes for our KUAP (Kernel Userspace Access Prevention) support on 64-bit.
 These are all fairly minor with the exception of the change to evaluate the
 get/put_user() arguments before we enable user access, which reduces the amount
 of code we run with user access enabled.
 
 A fix for our secure boot IMA rules, if enforcement of module signatures is
 enabled at runtime rather than build time.
 
 A fix to our 32-bit VDSO clock_getres() which wasn't falling back to the syscall
 for unknown clocks.
 
 A build fix for CONFIG_PPC_KUAP_DEBUG on 32-bit BookS, and another for 40x.
 
 Thanks to:
   Christophe Leroy, Hugh Dickins, Nicholas Piggin, Aurelien Jarno, Mimi Zohar,
   Nayna Jain.
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Merge tag 'powerpc-5.7-4' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux

Pull powerpc fixes from Michael Ellerman:

 - A fix for unrecoverable SLB faults in the interrupt exit path,
   introduced by the recent rewrite of interrupt exit in C.

 - Four fixes for our KUAP (Kernel Userspace Access Prevention) support
   on 64-bit. These are all fairly minor with the exception of the
   change to evaluate the get/put_user() arguments before we enable user
   access, which reduces the amount of code we run with user access
   enabled.

 - A fix for our secure boot IMA rules, if enforcement of module
   signatures is enabled at runtime rather than build time.

 - A fix to our 32-bit VDSO clock_getres() which wasn't falling back to
   the syscall for unknown clocks.

 - A build fix for CONFIG_PPC_KUAP_DEBUG on 32-bit BookS, and another
   for 40x.

Thanks to: Christophe Leroy, Hugh Dickins, Nicholas Piggin, Aurelien
Jarno, Mimi Zohar, Nayna Jain.

* tag 'powerpc-5.7-4' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux:
  powerpc/40x: Make more space for system call exception
  powerpc/vdso32: Fallback on getres syscall when clock is unknown
  powerpc/32s: Fix build failure with CONFIG_PPC_KUAP_DEBUG
  powerpc/ima: Fix secure boot rules in ima arch policy
  powerpc/64s/kuap: Restore AMR in fast_interrupt_return
  powerpc/64s/kuap: Restore AMR in system reset exception
  powerpc/64/kuap: Move kuap checks out of MSR[RI]=0 regions of exit code
  powerpc/64s: Fix unrecoverable SLB crashes due to preemption check
  powerpc/uaccess: Evaluate macro arguments once, before user access is allowed
2020-05-16 13:34:45 -07:00
Linus Torvalds 26b089a7fc csky updates for 5.7-rc6
10 Fixups for this updates :P
 
  - 1 fixup for copy_from/to_user (a hard-to-find bug, thx Viro)
  - 1 fixup for calltrace panic without FRAME_POINT
  - 2 fixups for perf
  - 2 fixups for compile error
  - 4 fixups for non-fatal bugs:
    (msa, rm dis_irq, cleanup psr, gdbmacros.txt)
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Merge tag 'csky-for-linus-5.7-rc6' of git://github.com/c-sky/csky-linux

Pull csky updates from Guo Ren:

 - fix for copy_from/to_user (a hard-to-find bug, thx Viro)

 - fix for calltrace panic without FRAME_POINT

 - two fixes for perf

 - two build fixes

 - four fixes for non-fatal bugs (msa, rm dis_irq, cleanup psr,
   gdbmacros.txt)

* tag 'csky-for-linus-5.7-rc6' of git://github.com/c-sky/csky-linux:
  csky: Fixup raw_copy_from_user()
  csky: Fixup gdbmacros.txt with name sp in thread_struct
  csky: Fixup remove unnecessary save/restore PSR code
  csky: Fixup remove duplicate irq_disable
  csky: Fixup calltrace panic
  csky: Fixup perf callchain unwind
  csky: Fixup msa highest 3 bits mask
  csky: Fixup perf probe -x hungup
  csky: Fixup compile error for abiv1 entry.S
  csky/ftrace: Fixup error when disable CONFIG_DYNAMIC_FTRACE
2020-05-16 13:31:40 -07:00
Linus Torvalds 5c33696f2b ARM: SoC/dt fixes for v5.7
This round of fixes is almost exclusively device tree changes,
 with trivial defconfig fixes and one compiler warning fix
 added in.
 
 A number of patches are to fix dtc warnings, in particular on
 Amlogic, i.MX and Rockchips.
 
 Other notable changes include:
 
 Renesas:
  - Fix a wrong clock configuration on R-Mobile A1,
  - Fix IOMMU support on R-Car V3H
 
 Allwinner
  - Multiple audio fixes
 
 Qualcomm
  - Use a safe CPU voltage on MSM8996
  - Fixes to match a late audio driver change
 
 Rockchip:
  - Some fixes for the newly added Pinebook Pro
 
 NXP i.MX:
  - Fix I2C1 pinctrl configuration for i.MX27 phytec-phycard board.
  - Fix imx6dl-yapp4-ursa board Ethernet connection.
 
 OMAP:
  - A regression fix for non-existing can device on am534x-idk
  - Fix flakey wlan on droid4 where some devices would not connect
    at all because of internal pull being used with an external pull
  - Fix occasional missed wake-up events on droid4 modem uart
 
 Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Merge tag 'arm-soc-fixes-5.7' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM SoC/dt fixes from Arnd Bergmann:
 "This round of fixes is almost exclusively device tree changes, with
  trivial defconfig fixes and one compiler warning fix added in.

  A number of patches are to fix dtc warnings, in particular on Amlogic,
  i.MX and Rockchips.

  Other notable changes include:

  Renesas:
   - Fix a wrong clock configuration on R-Mobile A1
   - Fix IOMMU support on R-Car V3H

  Allwinner
   - Multiple audio fixes

  Qualcomm
   - Use a safe CPU voltage on MSM8996
   - Fixes to match a late audio driver change

  Rockchip:
   - Some fixes for the newly added Pinebook Pro

  NXP i.MX:
   - Fix I2C1 pinctrl configuration for i.MX27 phytec-phycard board
   - Fix imx6dl-yapp4-ursa board Ethernet connection

  OMAP:
   - A regression fix for non-existing can device on am534x-idk
   - Fix flakey wlan on droid4 where some devices would not connect at
     all because of internal pull being used with an external pull
   - Fix occasional missed wake-up events on droid4 modem uart"

* tag 'arm-soc-fixes-5.7' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (51 commits)
  ARM: dts: iwg20d-q7-dbcm-ca: Remove unneeded properties in hdmi@39
  ARM: dts: renesas: Make hdmi encoder nodes compliant with DT bindings
  arm64: dts: renesas: Make hdmi encoder nodes compliant with DT bindings
  arm64: defconfig: add MEDIA_PLATFORM_SUPPORT
  arm64: defconfig: ARCH_R8A7795: follow changed config symbol name
  arm64: defconfig: add DRM_DISPLAY_CONNECTOR
  arm64: defconfig: DRM_DUMB_VGA_DAC: follow changed config symbol name
  ARM: oxnas: make ox820_boot_secondary static
  ARM: dts: r8a7740: Add missing extal2 to CPG node
  ARM: dts: omap4-droid4: Fix occasional lost wakeirq for uart1
  ARM: dts: omap4-droid4: Fix flakey wlan by disabling internal pull for gpio
  arm64: dts: allwinner: a64: Remove unused SPDIF sound card
  arm64: dts: allwinner: a64: pinetab: Fix cpvdd supply name
  arm64: dts: meson-g12: remove spurious blank line
  arm64: dts: meson-g12b-khadas-vim3: add missing frddr_a status property
  arm64: dts: meson-g12-common: fix dwc2 clock names
  arm64: dts: meson-g12b-ugoos-am6: fix usb vbus-supply
  arm64: dts: freescale: imx8mp: update input_val for AUDIOMIX_BIT_STREAM
  ARM: dts: r7s9210: Remove bogus clock-names from OSTM nodes
  ARM: dts: rockchip: fix pinctrl sub nodename for spi in rk322x.dtsi
  ...
2020-05-16 13:27:58 -07:00
Linus Torvalds 3d1c1e5931 block-5.7-2020-05-16
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Merge tag 'block-5.7-2020-05-16' of git://git.kernel.dk/linux-block

Pull block fix from Jens Axboe:
 "Just a single NVMe pull in here, with a single fix for a missing DMA
  read memory barrier for completions"

* tag 'block-5.7-2020-05-16' of git://git.kernel.dk/linux-block:
  nvme-pci: dma read memory barrier for completions
2020-05-16 13:24:41 -07:00
Linus Torvalds cf0ca701a0 Pin control fixes for the v5.7 series:
- Pad lock register on Intel Sunrisepoint had the wrong offset.
 - Fix pin config setting for the Baytrail GPIO chip.
 - Fix a compilation warning in the Mediatek driver.
 - Fix a function group name in the Actions driver.
 - Fix a behaviour bug in the edge polarity code in the Qualcomm
   driver.
 - Add a missing spinlock in the Intel Cherryview driver.
 - Add affinity callbacks to the Qualcomm MSMGPIO chip.
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Merge tag 'pinctrl-v5.7-2' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl

Pull pin control fixes from Linus Walleij:
 "A bunch of pin control fixes, some a bit overly ripe, sorry about
  that. We have important systems like Intel laptops and Qualcomm mobile
  chips covered.

   - Pad lock register on Intel Sunrisepoint had the wrong offset

   - Fix pin config setting for the Baytrail GPIO chip

   - Fix a compilation warning in the Mediatek driver

   - Fix a function group name in the Actions driver

   - Fix a behaviour bug in the edge polarity code in the Qualcomm
     driver

   - Add a missing spinlock in the Intel Cherryview driver

   - Add affinity callbacks to the Qualcomm MSMGPIO chip"

* tag 'pinctrl-v5.7-2' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl:
  pinctrl: qcom: Add affinity callbacks to msmgpio IRQ chip
  pinctrl: cherryview: Add missing spinlock usage in chv_gpio_irq_handler
  pinctrl: qcom: fix wrong write in update_dual_edge
  pinctrl: actions: fix function group name for i2c0_group
  pinctrl: mediatek: remove shadow variable declaration
  pinctrl: baytrail: Enable pin configuration setting for GPIO chip
  pinctrl: sunrisepoint: Fix PAD lock register offset for SPT-H
2020-05-16 13:20:50 -07:00
Linus Torvalds 18e70f3a76 io_uring-5.7-2020-05-15
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Merge tag 'io_uring-5.7-2020-05-15' of git://git.kernel.dk/linux-block

Pull io_uring fixes from Jens Axboe:
 "Two small fixes that should go into this release:

   - Check and handle zero length splice (Pavel)

   - Fix a regression in this merge window for fixed files used with
     polled block IO"

* tag 'io_uring-5.7-2020-05-15' of git://git.kernel.dk/linux-block:
  io_uring: polled fixed file must go through free iteration
  io_uring: fix zero len do_splice()
2020-05-16 13:17:41 -07:00
Jens Axboe 3948955397 Merge branch 'nvme-5.7' of git://git.infradead.org/nvme into block-5.7
Pull NVMe fix from Christoph.

* 'nvme-5.7' of git://git.infradead.org/nvme:
  nvme-pci: dma read memory barrier for completions
2020-05-16 09:25:34 -06:00
Jason Yan 80542002cc drm/vmwgfx: Return true in function vmw_fence_obj_signaled()
Fix the following coccicheck warning:

drivers/gpu/drm/vmwgfx/vmwgfx_fence.c:518:9-10: WARNING: return of 0/1
in function 'vmw_fence_obj_signaled' with return type bool

Signed-off-by: Jason Yan <yanaijie@huawei.com>
Signed-off-by: Roland Scheidegger <sroland@vmware.com>
2020-05-16 06:50:37 +02:00
Colin Ian King c594285f30 drm/vmwgfx: remove redundant assignment to variable ret
The variable ret is being initialized with a value that is never read
and it is being updated later with a new value. The initialization
is redundant and can be removed.

Addresses-Coverity: ("Unused value")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Roland Scheidegger <sroland@vmware.com>
2020-05-16 06:50:32 +02:00
Guixiong Wei bde26a79d1 drm/vmwgfx: Fix parameter name in vmw_bo_init
The parameter name should be interruptible instead of interuptable.

Signed-off-by: Guixiong Wei <guixiongwei@gmail.com>
Signed-off-by: Roland Scheidegger <sroland@vmware.com>
2020-05-16 06:50:21 +02:00
Roland Scheidegger e913a9f5e5 drm/vmwgfx: update MAINTAINERS entry
Maintainer switch from Thomas Hellstrom to Roland Scheidegger

Reviewed-by: Charmaine Lee <charmainel@vmware.com>
Reviewed-by: Neha Bhende <bhenden@vmware.com>
Acked-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Roland Scheidegger <sroland@vmware.com>
2020-05-16 06:50:13 +02:00
Arnd Bergmann d5fef88ccb Renesas fixes for v5.7 (take two)
- Fix a wrong clock configuration on R-Mobile A1,
   - Minor fixes that are fast-tracked to avoid introducing regressions
     during conversion of DT bindings to json-schema.
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Merge tag 'renesas-fixes-for-v5.7-tag2' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-devel into arm/fixes

Renesas fixes for v5.7 (take two)

  - Fix a wrong clock configuration on R-Mobile A1,
  - Minor fixes that are fast-tracked to avoid introducing regressions
    during conversion of DT bindings to json-schema.

* tag 'renesas-fixes-for-v5.7-tag2' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-devel:
  ARM: dts: iwg20d-q7-dbcm-ca: Remove unneeded properties in hdmi@39
  ARM: dts: renesas: Make hdmi encoder nodes compliant with DT bindings
  arm64: dts: renesas: Make hdmi encoder nodes compliant with DT bindings
  ARM: dts: r8a7740: Add missing extal2 to CPG node

Link: https://lore.kernel.org/r/20200515125043.22811-1-geert+renesas@glider.be
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2020-05-15 23:14:36 +02:00
Arnd Bergmann 495e135643 Two fixes for the Allwinner SoCs, one to remove some inexistant sound card on
the A64, and one to fix the audio codec regulator on the pinetab.
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Merge tag 'sunxi-fixes-for-5.7-1' of git://git.kernel.org/pub/scm/linux/kernel/git/sunxi/linux into arm/fixes

Two fixes for the Allwinner SoCs, one to remove some inexistant sound card on
the A64, and one to fix the audio codec regulator on the pinetab.

* tag 'sunxi-fixes-for-5.7-1' of git://git.kernel.org/pub/scm/linux/kernel/git/sunxi/linux:
  arm64: dts: allwinner: a64: Remove unused SPDIF sound card
  arm64: dts: allwinner: a64: pinetab: Fix cpvdd supply name

Link: https://lore.kernel.org/r/f7a98a47-316d-4b1a-b5a5-0e1e330d5f52.lettre@localhost
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2020-05-15 23:13:45 +02:00
Linus Torvalds 12bf0b632e NFS client bugfixes for Linux 5.7
Highlights include:
 
 Stable fixes:
 - nfs: fix NULL deference in nfs4_get_valid_delegation
 
 Bugfixes:
 - Fix corruption of the return value in cachefiles_read_or_alloc_pages()
 - Fix several fscache cookie issues
 - Fix a fscache queuing race that can trigger a BUG_ON
 - NFS: Fix 2 use-after-free regressions due to the RPC_TASK_CRED_NOREF flag
 - SUNRPC: Fix a use-after-free regression in rpc_free_client_work()
 - SUNRPC: Fix a race when tearing down the rpc client debugfs directory
 - SUNRPC: Signalled ASYNC tasks need to exit
 - NFSv3: fix rpc receive buffer size for MOUNT call
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Merge tag 'nfs-for-5.7-5' of git://git.linux-nfs.org/projects/trondmy/linux-nfs

Pull NFS client bugfixes from Trond Myklebust:
 "Highlights include:

  Stable fixes:
   - nfs: fix NULL deference in nfs4_get_valid_delegation

  Bugfixes:
   - Fix corruption of the return value in cachefiles_read_or_alloc_pages()
   - Fix several fscache cookie issues
   - Fix a fscache queuing race that can trigger a BUG_ON
   - NFS: Fix two use-after-free regressions due to the RPC_TASK_CRED_NOREF flag
   - SUNRPC: Fix a use-after-free regression in rpc_free_client_work()
   - SUNRPC: Fix a race when tearing down the rpc client debugfs directory
   - SUNRPC: Signalled ASYNC tasks need to exit
   - NFSv3: fix rpc receive buffer size for MOUNT call"

* tag 'nfs-for-5.7-5' of git://git.linux-nfs.org/projects/trondmy/linux-nfs:
  NFSv3: fix rpc receive buffer size for MOUNT call
  SUNRPC: 'Directory with parent 'rpc_clnt' already present!'
  NFS/pnfs: Don't use RPC_TASK_CRED_NOREF with pnfs
  NFS: Don't use RPC_TASK_CRED_NOREF with delegreturn
  SUNRPC: Signalled ASYNC tasks need to exit
  nfs: fix NULL deference in nfs4_get_valid_delegation
  SUNRPC: fix use-after-free in rpc_free_client_work()
  cachefiles: Fix race between read_waiter and read_copier involving op->to_do
  NFSv4: Fix fscache cookie aux_data to ensure change_attr is included
  NFS: Fix fscache super_cookie allocation
  NFS: Fix fscache super_cookie index_key from changing after umount
  cachefiles: Fix corruption of the return value in cachefiles_read_or_alloc_pages()
2020-05-15 14:03:13 -07:00
Linus Torvalds f85c1598dd Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Pull networking fixes from David Miller:

 1) Fix sk_psock reference count leak on receive, from Xiyu Yang.

 2) CONFIG_HNS should be invisible, from Geert Uytterhoeven.

 3) Don't allow locking route MTUs in ipv6, RFCs actually forbid this,
    from Maciej Żenczykowski.

 4) ipv4 route redirect backoff wasn't actually enforced, from Paolo
    Abeni.

 5) Fix netprio cgroup v2 leak, from Zefan Li.

 6) Fix infinite loop on rmmod in conntrack, from Florian Westphal.

 7) Fix tcp SO_RCVLOWAT hangs, from Eric Dumazet.

 8) Various bpf probe handling fixes, from Daniel Borkmann.

* git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (68 commits)
  selftests: mptcp: pm: rm the right tmp file
  dpaa2-eth: properly handle buffer size restrictions
  bpf: Restrict bpf_trace_printk()'s %s usage and add %pks, %pus specifier
  bpf: Add bpf_probe_read_{user, kernel}_str() to do_refine_retval_range
  bpf: Restrict bpf_probe_read{, str}() only to archs where they work
  MAINTAINERS: Mark networking drivers as Maintained.
  ipmr: Add lockdep expression to ipmr_for_each_table macro
  ipmr: Fix RCU list debugging warning
  drivers: net: hamradio: Fix suspicious RCU usage warning in bpqether.c
  net: phy: broadcom: fix BCM54XX_SHD_SCR3_TRDDAPD value for BCM54810
  tcp: fix error recovery in tcp_zerocopy_receive()
  MAINTAINERS: Add Jakub to networking drivers.
  MAINTAINERS: another add of Karsten Graul for S390 networking
  drivers: ipa: fix typos for ipa_smp2p structure doc
  pppoe: only process PADT targeted at local interfaces
  selftests/bpf: Enforce returning 0 for fentry/fexit programs
  bpf: Enforce returning 0 for fentry/fexit progs
  net: stmmac: fix num_por initialization
  security: Fix the default value of secid_to_secctx hook
  libbpf: Fix register naming in PT_REGS s390 macros
  ...
2020-05-15 13:10:06 -07:00
Linus Torvalds d5dfe4f1b4 Second RDMA 5.7 rc pull request
A few minor bug fixes for user visible defects, and one regression:
 
 - Various bugs from static checkers and syzkaller
 
 - Add missing error checking in mlx4
 
 - Prevent RTNL lock recursion in i40iw
 
 - Fix segfault in cxgb4 in peer abort cases
 
 - Fix a regression added in 5.7 where the IB_EVENT_DEVICE_FATAL could be
   lost, and wasn't delivered to all the FDs
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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:
 "A few minor bug fixes for user visible defects, and one regression:

   - Various bugs from static checkers and syzkaller

   - Add missing error checking in mlx4

   - Prevent RTNL lock recursion in i40iw

   - Fix segfault in cxgb4 in peer abort cases

   - Fix a regression added in 5.7 where the IB_EVENT_DEVICE_FATAL could
     be lost, and wasn't delivered to all the FDs"

* tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma:
  RDMA/uverbs: Move IB_EVENT_DEVICE_FATAL to destroy_uobj
  RDMA/uverbs: Do not discard the IB_EVENT_DEVICE_FATAL event
  RDMA/iw_cxgb4: Fix incorrect function parameters
  RDMA/core: Fix double put of resource
  IB/core: Fix potential NULL pointer dereference in pkey cache
  IB/hfi1: Fix another case where pq is left on waitlist
  IB/i40iw: Remove bogus call to netdev_master_upper_dev_get()
  IB/mlx4: Test return value of calls to ib_get_cached_pkey
  RDMA/rxe: Always return ERR_PTR from rxe_create_mmap_info()
  i40iw: Fix error handling in i40iw_manage_arp_cache()
2020-05-15 13:06:56 -07:00