Messages in this thread Patch in this message | | | Date | Wed, 11 Sep 2013 00:27:39 -0400 | From | Steven Rostedt <> | Subject | [032/251] staging: line6: Fix unlocked snd_pcm_stop() call |
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3.6.11.9-rc1 stable review patch. If anyone has any objections, please let me know.
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From: Takashi Iwai <tiwai@suse.de>
[ Upstream commit 86f0b5b86d142b9323432fef078a6cf0fb5dda74 ]
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> Signed-off-by: Steven Rostedt <rostedt@goodmis.org> --- drivers/staging/line6/pcm.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/staging/line6/pcm.c b/drivers/staging/line6/pcm.c index 5e319e3..01f00fd 100644 --- a/drivers/staging/line6/pcm.c +++ b/drivers/staging/line6/pcm.c @@ -378,8 +378,11 @@ static int snd_line6_pcm_free(struct snd_device *device) */ static void pcm_disconnect_substream(struct snd_pcm_substream *substream) { - if (substream->runtime && snd_pcm_running(substream)) + if (substream->runtime && snd_pcm_running(substream)) { + snd_pcm_stream_lock_irq(substream); snd_pcm_stop(substream, SNDRV_PCM_STATE_DISCONNECTED); + snd_pcm_stream_unlock_irq(substream); + } } /* -- 1.7.10.4
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