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authorFabio Estevam <fabio.estevam@freescale.com>2015-06-20 15:55:51 -0300
committerMark Brown <broonie@kernel.org>2015-07-08 19:08:57 +0100
commit779ea47399bae5d9418451f5283a3b2e35869627 (patch)
tree7dd2806acaeb1f18a8112f172a7c08a99f613fda /sound/soc
parentd770e558e21961ad6cfdf0ff7df0eb5d7d4f0754 (diff)
downloadlinux-779ea47399bae5d9418451f5283a3b2e35869627.tar.bz2
ASoC: wm8904: Check for clk_prepare_enable() error
clk_prepare_enable() may fail, so we should better check its return value and propagate it in the case of error. Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc')
-rw-r--r--sound/soc/codecs/wm8904.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/sound/soc/codecs/wm8904.c b/sound/soc/codecs/wm8904.c
index 265a4a58a2d1..07dc40022d4f 100644
--- a/sound/soc/codecs/wm8904.c
+++ b/sound/soc/codecs/wm8904.c
@@ -1837,7 +1837,9 @@ static int wm8904_set_bias_level(struct snd_soc_codec *codec,
switch (level) {
case SND_SOC_BIAS_ON:
- clk_prepare_enable(wm8904->mclk);
+ ret = clk_prepare_enable(wm8904->mclk);
+ if (ret)
+ return ret;
break;
case SND_SOC_BIAS_PREPARE: