[ 3.5.y.z extended stable ] Patch "ASoC: s6000: Fix unlocked snd_pcm_stop() call" has been added to staging queue
Luis Henriques
luis.henriques at canonical.com
Wed Jul 24 09:12:03 UTC 2013
This is a note to let you know that I have just added a patch titled
ASoC: s6000: Fix unlocked snd_pcm_stop() call
to the linux-3.5.y-queue branch of the 3.5.y.z extended stable tree
which can be found at:
http://kernel.ubuntu.com/git?p=ubuntu/linux.git;a=shortlog;h=refs/heads/linux-3.5.y-queue
If you, or anyone else, feels it should not be added to this tree, please
reply to this email.
For more information about the 3.5.y.z tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable
Thanks.
-Luis
------
>From e52a1e5ba8ccaea0806f1eb3f8b7c1d0c6f0bef0 Mon Sep 17 00:00:00 2001
From: Takashi Iwai <tiwai at suse.de>
Date: Thu, 11 Jul 2013 18:00:25 +0200
Subject: [PATCH] ASoC: s6000: Fix unlocked snd_pcm_stop() call
commit 61be2b9a18ec70f3cbe3deef7a5f77869c71b5ae upstream.
snd_pcm_stop() must be called in the PCM substream lock context.
Acked-by: Mark Brown <broonie at linaro.org>
Signed-off-by: Takashi Iwai <tiwai at suse.de>
Signed-off-by: Luis Henriques <luis.henriques at canonical.com>
---
sound/soc/s6000/s6000-pcm.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/sound/soc/s6000/s6000-pcm.c b/sound/soc/s6000/s6000-pcm.c
index 716da86..17f9348 100644
--- a/sound/soc/s6000/s6000-pcm.c
+++ b/sound/soc/s6000/s6000-pcm.c
@@ -128,7 +128,9 @@ static irqreturn_t s6000_pcm_irq(int irq, void *data)
substream->runtime &&
snd_pcm_running(substream)) {
dev_dbg(pcm->dev, "xrun\n");
+ snd_pcm_stream_lock(substream);
snd_pcm_stop(substream, SNDRV_PCM_STATE_XRUN);
+ snd_pcm_stream_unlock(substream);
ret = IRQ_HANDLED;
}
--
1.8.1.2
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