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>

1 files changed, 5 insertions, 3 deletions

diff --git a/sound/atmel/ac97c.c b/sound/atmel/ac97c.c
index 9d2c9d9af688..52b0522fda20 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);