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ASoC: atmel: ac97c: Handle return value of clk_prepare_enable.

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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>
This commit is contained in:
Arvind Yadav 2017-07-25 15:45:37 +05:30 committed by Mark Brown
parent 5771a8c088
commit 260ea95cc0
1 changed files with 5 additions and 3 deletions
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8
sound/atmel/ac97c.c
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@ -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);