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| author |   Fabio Estevam <fabio.estevam@freescale.com> | 2015-06-20 15:55:51 -0300 |
|---|---|---|
| committer |   Mark Brown <broonie@kernel.org> | 2015-07-08 19:08:57 +0100 |
| commit | 779ea47399bae5d9418451f5283a3b2e35869627 (patch) | |
| tree | 7dd2806acaeb1f18a8112f172a7c08a99f613fda /sound/soc/codecs/wm8904.c | |
| parent | Linux 4.2-rc1 (diff) | |
| download | linux-dev-779ea47399bae5d9418451f5283a3b2e35869627.tar.xz linux-dev-779ea47399bae5d9418451f5283a3b2e35869627.zip | |
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/codecs/wm8904.c')
| -rw-r--r-- | sound/soc/codecs/wm8904.c | 4 |
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: |