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ASoC: samsung: s3c24xx: Handle return value of clk_prepare_enable. 

clk_prepare_enable() can fail here and we must check its return value.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
hifive-unleashed-5.1
Arvind Yadav 2017-07-25 15:44:29 +05:30 committed by Mark Brown
parent d2d2c0a0f0
commit 8698475a94
1 changed files with 9 additions and 2 deletions
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11
sound/soc/samsung/s3c24xx-i2s.c
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@ -340,6 +340,7 @@ EXPORT_SYMBOL_GPL(s3c24xx_i2s_get_clockrate);
static int s3c24xx_i2s_probe(struct snd_soc_dai *dai)
{
int ret;
snd_soc_dai_init_dma_data(dai, &s3c24xx_i2s_pcm_stereo_out,
&s3c24xx_i2s_pcm_stereo_in);
@ -348,7 +349,9 @@ static int s3c24xx_i2s_probe(struct snd_soc_dai *dai)
pr_err("failed to get iis_clock\n");
return PTR_ERR(s3c24xx_i2s.iis_clk);
}
clk_prepare_enable(s3c24xx_i2s.iis_clk);
ret = clk_prepare_enable(s3c24xx_i2s.iis_clk);
if (ret)
return ret;
/* Configure the I2S pins (GPE0...GPE4) in correct mode */
s3c_gpio_cfgall_range(S3C2410_GPE(0), 5, S3C_GPIO_SFN(2),
@ -377,7 +380,11 @@ static int s3c24xx_i2s_suspend(struct snd_soc_dai *cpu_dai)
static int s3c24xx_i2s_resume(struct snd_soc_dai *cpu_dai)
{
clk_prepare_enable(s3c24xx_i2s.iis_clk);
int ret;
ret = clk_prepare_enable(s3c24xx_i2s.iis_clk);
if (ret)
return ret;
writel(s3c24xx_i2s.iiscon, s3c24xx_i2s.regs + S3C2410_IISCON);
writel(s3c24xx_i2s.iismod, s3c24xx_i2s.regs + S3C2410_IISMOD);