[alsa-devel] [PATCH] ASoC: tlv320aic32x4: add a check for devm_clk_get

aic32x4_set_dai_sysclk misses a check for devm_clk_get and may miss the failure. Add a check to fix it.

Signed-off-by: Chuhong Yuan hslester96@gmail.com --- sound/soc/codecs/tlv320aic32x4.c | 3 +++ 1 file changed, 3 insertions(+)

diff --git a/sound/soc/codecs/tlv320aic32x4.c b/sound/soc/codecs/tlv320aic32x4.c index 68165de1c8de..b4e9a6c73f90 100644 --- a/sound/soc/codecs/tlv320aic32x4.c +++ b/sound/soc/codecs/tlv320aic32x4.c @@ -573,6 +573,9 @@ static int aic32x4_set_dai_sysclk(struct snd_soc_dai *codec_dai, struct clk *pll;

pll = devm_clk_get(component->dev, "pll"); + if (IS_ERR(pll)) + return PTR_ERR(pll); + mclk = clk_get_parent(pll);

return clk_set_rate(mclk, freq);