Commit cef6daa9 authored Jun 20, 2015 by Fabio Estevam Committed by Mark Brown Jul 08, 2015

ASoC: wm8731: 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>

parent 6702dfcc

sound/soc/codecs/wm8731.c

+5 −2

Original line number	Diff line number	Diff line
		@@ -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;