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authorQiao Zhou <zhouqiao@marvell.com>2014-09-10 17:54:07 +0800
committerMark Brown <broonie@kernel.org>2014-09-10 11:40:21 +0100
commit8f70e515a8bb6a1908b40b786cb43f6491e8da04 (patch)
treefd3a599d5323061479b01137035c588d562ac421 /sound/soc/soc-compress.c
parent7d1311b93e58ed55f3a31cc8f94c4b8fe988a2b9 (diff)
downloadlinux-8f70e515a8bb6a1908b40b786cb43f6491e8da04.tar.gz
ASoC: soc-pcm: fix dpcm_path_get error handling
dpcm_path_get may return -ENOMEM when allocating memory for list fails. We should not keep processing path or start up dpcm dai in this case. Signed-off-by: Qiao Zhou <zhouqiao@marvell.com> Acked-by: Vinod Koul <vinod.koul@intel.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/soc-compress.c')
-rw-r--r--sound/soc/soc-compress.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/sound/soc/soc-compress.c b/sound/soc/soc-compress.c
index 27c06acce205..3092b58fede6 100644
--- a/sound/soc/soc-compress.c
+++ b/sound/soc/soc-compress.c
@@ -101,7 +101,11 @@ static int soc_compr_open_fe(struct snd_compr_stream *cstream)
fe->dpcm[stream].runtime = fe_substream->runtime;
- if (dpcm_path_get(fe, stream, &list) <= 0) {
+ ret = dpcm_path_get(fe, stream, &list);
+ if (ret < 0) {
+ mutex_unlock(&fe->card->mutex);
+ goto fe_err;
+ } else if (ret == 0) {
dev_dbg(fe->dev, "ASoC: %s no valid %s route\n",
fe->dai_link->name, stream ? "capture" : "playback");
}