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Commit 1b6a6fc5 authored by Amadeusz Sławiński's avatar Amadeusz Sławiński Committed by Takashi Iwai
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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: default avatarAmadeusz Sławiński <amadeuszx.slawinski@linux.intel.com>
Reviewed-by: default avatarCezary Rojewski <cezary.rojewski@intel.com>
Link: https://lore.kernel.org/r/20220412091628.3056922-1-amadeuszx.slawinski@linux.intel.com
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 8f06bd1f
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