]> git.baikalelectronics.ru Git - kernel.git/commit
ALSA: firewire-tascam: fix corruption due to spin lock without restoration in SoftIRQ...
authorTakashi Sakamoto <o-takashi@sakamocchi.jp>
Mon, 13 Jan 2020 08:57:19 +0000 (17:57 +0900)
committerTakashi Iwai <tiwai@suse.de>
Mon, 13 Jan 2020 09:41:01 +0000 (10:41 +0100)
commit16da1430a982a7703fda70c5e950fbe7e350dbe8
treef2d12eb89a5f310d2e45d8a63720d9ce773ae9a7
parent5191f76c9bc7043b44c1a3a6ace74f3f06359463
ALSA: firewire-tascam: fix corruption due to spin lock without restoration in SoftIRQ context

ALSA firewire-tascam driver can bring corruption due to spin lock without
restoration of IRQ flag in SoftIRQ context. This commit fixes the bug.

Cc: Scott Bahling <sbahling@suse.com>
Cc: <stable@vger.kernel.org> # v4.21
Fixes: b036f923a66b ("ALSA: firewire-tascam: queue events for change of control surface")
Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Link: https://lore.kernel.org/r/20200113085719.26788-1-o-takashi@sakamocchi.jp
Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/firewire/tascam/amdtp-tascam.c