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| author | Takashi Iwai <tiwai@suse.de> | 2024-03-15 11:14:42 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2024-03-15 11:16:47 +0100 |
| commit | 587d67fd929ad89801bcc429675bda90d53f6592 (patch) | |
| tree | f08d52a695fb2f89cf3aac5171ae8bad820b28d8 /sound | |
| parent | 9b714a59b719b1ba9382c092f0f7aa4bbe94eba1 (diff) | |
| download | linux-stable-587d67fd929ad89801bcc429675bda90d53f6592.tar.gz linux-stable-587d67fd929ad89801bcc429675bda90d53f6592.tar.bz2 linux-stable-587d67fd929ad89801bcc429675bda90d53f6592.zip | |
ALSA: timer: Fix missing irq-disable at closing
The conversion to guard macro dropped the irq-disablement at closing
mistakenly, which may lead to a race. Fix it.
Fixes: beb45974dd49 ("ALSA: timer: Use guard() for locking")
Reported-by: syzbot+28c1a5a5b041a754b947@syzkaller.appspotmail.com
Closes: http://lore.kernel.org/r/0000000000000b9a510613b0145f@google.com
Message-ID: <20240315101447.18395-1-tiwai@suse.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/core/timer.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sound/core/timer.c b/sound/core/timer.c index 15b07d09c4b7..4d2ee99c12a3 100644 --- a/sound/core/timer.c +++ b/sound/core/timer.c @@ -409,7 +409,7 @@ static void snd_timer_close_locked(struct snd_timer_instance *timeri, struct snd_timer *timer = timeri->timer; if (timer) { - guard(spinlock)(&timer->lock); + guard(spinlock_irq)(&timer->lock); timeri->flags |= SNDRV_TIMER_IFLG_DEAD; } |