3.4-stable review patch. If anyone has any objections, please let me know.
------------------
From: Takashi Iwai <ti...@suse.de>
commit 60478295d6876619f8f47f6d1a5c25eaade69ee3 upstream.
snd_pcm_stop() must be called in the PCM substream lock context.
Signed-off-by: Takashi Iwai <ti...@suse.de>
Cc: Weng Meiling <wengmeiling.w...@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gre...@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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