3.10-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Takashi Iwai <[email protected]>

commit e6355ad7b1c6f70e2f48ae159f5658b441ccff95 upstream.

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

Signed-off-by: Takashi Iwai <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>

---
 drivers/media/pci/saa7134/saa7134-alsa.c |    2 ++
 1 file changed, 2 insertions(+)

--- a/drivers/media/pci/saa7134/saa7134-alsa.c
+++ b/drivers/media/pci/saa7134/saa7134-alsa.c
@@ -172,7 +172,9 @@ static void saa7134_irq_alsa_done(struct
                dprintk("irq: overrun [full=%d/%d] - Blocks in 
%d\n",dev->dmasound.read_count,
                        dev->dmasound.bufsize, dev->dmasound.blocks);
                spin_unlock(&dev->slock);
+               snd_pcm_stream_lock(dev->dmasound.substream);
                snd_pcm_stop(dev->dmasound.substream,SNDRV_PCM_STATE_XRUN);
+               snd_pcm_stream_unlock(dev->dmasound.substream);
                return;
        }
 


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