From 4b06cd616f646a4257b39a1cc9a10410e7c90088 Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Thu, 11 Jul 2013 17:55:57 +0200 Subject: [PATCH] ALSA: asihpi: Fix unlocked snd_pcm_stop() call commit 60478295d6876619f8f47f6d1a5c25eaade69ee3 upstream. snd_pcm_stop() must be called in the PCM substream lock context. Signed-off-by: Takashi Iwai Signed-off-by: Greg Kroah-Hartman --- sound/pci/asihpi/asihpi.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/sound/pci/asihpi/asihpi.c b/sound/pci/asihpi/asihpi.c index fbc17203613..a471d821c60 100644 --- a/sound/pci/asihpi/asihpi.c +++ b/sound/pci/asihpi/asihpi.c @@ -769,7 +769,10 @@ static void snd_card_asihpi_timer_function(unsigned long data) 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 { -- 2.20.1