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| author | Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com> | 2022-04-12 11:16:28 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2022-04-12 12:19:05 +0200 |
| commit | 1b6a6fc5280e97559287b61eade2d4b363e836f2 (patch) | |
| tree | 3654c5b0592641ee7e1dc78b9c71be650dc08d95 /sound/pcmcia/pdaudiocf | |
| parent | 8f06bd1f89ca8b58dd8c4447b0eeae6ebe63ca0e (diff) | |
| download | lwn-1b6a6fc5280e97559287b61eade2d4b363e836f2.tar.gz lwn-1b6a6fc5280e97559287b61eade2d4b363e836f2.zip | |
ALSA: jack: Access input_dev under mutex
It is possible when using ASoC that input_dev is unregistered while
calling snd_jack_report, which causes NULL pointer dereference.
In order to prevent this serialize access to input_dev using mutex lock.
Signed-off-by: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com>
Reviewed-by: Cezary Rojewski <cezary.rojewski@intel.com>
Link: https://lore.kernel.org/r/20220412091628.3056922-1-amadeuszx.slawinski@linux.intel.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pcmcia/pdaudiocf')
0 files changed, 0 insertions, 0 deletions