[PATCH 0/8] ALSA: Fix some bugs reported by Sashiko

[Takashi Iwai]

Hi,

now Sashiko reports the existing bugs, I took a look, grabbed a few
critical ones, and ere are the fix patches.  About a half are about
core stuff and a few about USB-audio mixers.


Takashi

===

Takashi Iwai (8):
  ALSA: seq: Drop the bogus RCU guard from clientptr()
  ALSA: pcm: Fix TOCTOU state overwrite in snd_pcm_drop()
  ALSA: hda: Fix potential UAF for gating jack
  ALSA: usb-audio: Fix invalid UAC2/3 mixer unit matrix evaluation
  ALSA: usb-audio: Fix data race at mixer_ctl_feature_info()
  ALSA: pcmtest: Fix a bogus pointer read in snd_pcmtst_pcm_pointer()
  ALSA: usb-audio: Fix mixer bitmap cache over 32 channels
  ALSA: core: Add missing barriers for power_ref vs card->shutdown

 sound/core/init.c              |   4 +
 sound/core/pcm_native.c        |   2 +-
 sound/core/seq/seq_clientmgr.c |  21 ++---
 sound/drivers/pcmtest.c        |   3 +-
 sound/hda/common/jack.c        |   9 ++-
 sound/usb/mixer.c              | 141 +++++++++++++++++++++++----------
 sound/usb/mixer.h              |   3 +-
 sound/usb/mixer_scarlett.c     |  18 ++---
 sound/usb/mixer_us16x08.c      |  20 ++---
 9 files changed, 139 insertions(+), 82 deletions(-)

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2.55.0