ALSA: line6: toneport: Fix broken usage of timer for delayed execution

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The line6 toneport driver has code for some delayed initialization,
and this hits the kernel Oops because mutex and other sleepable
functions are used in the timer callback.  Fix the abuse by a delayed
work instead so that everything works gracefully.

Reported-by: syzbot+a07d0142e74fdd595cfb@syzkaller.appspotmail.com
Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

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This commit is contained in:

Takashi Iwai 2019-05-08 15:01:24 +02:00

parent 534420c6ff

commit 7f84ff68be

1 changed files with 9 additions and 7 deletions

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sound/usb/line6/toneport.c

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