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ASoC: wm8731: Check for clk_prepare_enable() error

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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>
This commit is contained in:
Fabio Estevam
2015-06-20 15:55:52 -03:00
committed by Mark Brown
parent 6702dfcc57
commit cef6daa919
1 changed files with 5 additions and 2 deletions
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7
sound/soc/codecs/wm8731.c
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@@ -496,8 +496,11 @@ static int wm8731_set_bias_level(struct snd_soc_codec *codec,
switch (level) {
case SND_SOC_BIAS_ON:
if (wm8731->mclk)
clk_prepare_enable(wm8731->mclk);
if (wm8731->mclk) {
ret = clk_prepare_enable(wm8731->mclk);
if (ret)
return ret;
}
break;
case SND_SOC_BIAS_PREPARE:
break;