| From | Greg Kroah-Hartman <> | Subject | [ 037/103] ALSA: asihpi: Fix unlocked snd_pcm_stop() call | Date | Tue, 23 Jul 2013 15:25:48 -0700 |
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3.10-stable review patch. If anyone has any objections, please let me know.
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From: Takashi Iwai <tiwai@suse.de>
commit 60478295d6876619f8f47f6d1a5c25eaade69ee3 upstream.
snd_pcm_stop() must be called in the PCM substream lock context.
Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- sound/pci/asihpi/asihpi.c | 3 +++ 1 file changed, 3 insertions(+)
--- a/sound/pci/asihpi/asihpi.c +++ b/sound/pci/asihpi/asihpi.c @@ -769,7 +769,10 @@ static void snd_card_asihpi_timer_functi s->number); ds->drained_count++; if (ds->drained_count > 20) { + unsigned long flags; + snd_pcm_stream_lock_irqsave(s, flags); snd_pcm_stop(s, SNDRV_PCM_STATE_XRUN); + snd_pcm_stream_unlock_irqrestore(s, flags); continue; } } else {
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