From 779ea47399bae5d9418451f5283a3b2e35869627 Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Sat, 20 Jun 2015 15:55:51 -0300 Subject: [PATCH] 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 Signed-off-by: Mark Brown --- sound/soc/codecs/wm8904.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) 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: -- 2.20.1