ALSA: atiixp: Fix unlocked snd_pcm_stop() call

snd_pcm_stop() must be called in the PCM substream lock context.

Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

2 files changed, 4 insertions, 0 deletions

diff --git a/sound/pci/atiixp.c b/sound/pci/atiixp.c
index fe4c61bdb8ba..f6dec3ea371f 100644
--- a/sound/pci/atiixp.c
+++ b/sound/pci/atiixp.c
@@ -689,7 +689,9 @@ static void snd_atiixp_xrun_dma(struct atiixp *chip, struct atiixp_dma *dma)
         if (! dma->substream || ! dma->running)
                 return;
         snd_printdd("atiixp: XRUN detected (DMA %d)\n", dma->ops->type);
+        snd_pcm_stream_lock(dma->substream);
         snd_pcm_stop(dma->substream, SNDRV_PCM_STATE_XRUN);
+        snd_pcm_stream_unlock(dma->substream);
 }
 
 /*
diff --git a/sound/pci/atiixp_modem.c b/sound/pci/atiixp_modem.c
index cf29b9a1d65d..289563ecb6dd 100644
--- a/sound/pci/atiixp_modem.c
+++ b/sound/pci/atiixp_modem.c
@@ -638,7 +638,9 @@ static void snd_atiixp_xrun_dma(struct atiixp_modem *chip,
         if (! dma->substream || ! dma->running)
                 return;
         snd_printdd("atiixp-modem: XRUN detected (DMA %d)\n", dma->ops->type);
+        snd_pcm_stream_lock(dma->substream);
         snd_pcm_stop(dma->substream, SNDRV_PCM_STATE_XRUN);
+        snd_pcm_stream_unlock(dma->substream);
 }
 
 /*