[PATCH 10/11] ASoC: pxa: Handle return value of clk_prepare_enable.
From: Arvind Yadav
Date: Tue Jul 25 2017 - 06:17:03 EST
clk_prepare_enable() can fail here and we must check its return value.
Signed-off-by: Arvind Yadav <arvind.yadav.cs@xxxxxxxxx>
---
sound/soc/pxa/pxa2xx-i2s.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/sound/soc/pxa/pxa2xx-i2s.c b/sound/soc/pxa/pxa2xx-i2s.c
index 3fb60ba..2312c22 100644
--- a/sound/soc/pxa/pxa2xx-i2s.c
+++ b/sound/soc/pxa/pxa2xx-i2s.c
@@ -164,10 +164,14 @@ static int pxa2xx_i2s_hw_params(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
struct snd_dmaengine_dai_dma_data *dma_data;
+ int ret;
if (WARN_ON(IS_ERR(clk_i2s)))
return -EINVAL;
- clk_prepare_enable(clk_i2s);
+ ret = clk_prepare_enable(clk_i2s);
+ if (ret)
+ return ret;
+
clk_ena = 1;
pxa_i2s_wait();
--
1.9.1