ASoC: atmel: ac97c: 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>
Signed-off-by: Mark Brown <broonie@kernel.org>
diff --git a/sound/atmel/ac97c.c b/sound/atmel/ac97c.c
index 9d2c9d9..52b0522 100644
--- a/sound/atmel/ac97c.c
+++ b/sound/atmel/ac97c.c
@@ -783,7 +783,9 @@ static int atmel_ac97c_probe(struct platform_device *pdev)
dev_dbg(&pdev->dev, "no peripheral clock\n");
return PTR_ERR(pclk);
}
- clk_prepare_enable(pclk);
+ retval = clk_prepare_enable(pclk);
+ if (retval)
+ return retval;
retval = snd_card_new(&pdev->dev, SNDRV_DEFAULT_IDX1,
SNDRV_DEFAULT_STR1, THIS_MODULE,
@@ -897,9 +899,9 @@ static int atmel_ac97c_resume(struct device *pdev)
{
struct snd_card *card = dev_get_drvdata(pdev);
struct atmel_ac97c *chip = card->private_data;
+ int ret = clk_prepare_enable(chip->pclk);
- clk_prepare_enable(chip->pclk);
- return 0;
+ return ret;
}
static SIMPLE_DEV_PM_OPS(atmel_ac97c_pm, atmel_ac97c_suspend, atmel_ac97c_resume);
