Messages in this thread Patch in this message | | | From | Arvind Yadav <> | Subject | [PATCH 09/11] ASoC: atmel: ac97c: Handle return value of clk_prepare_enable. | Date | Tue, 25 Jul 2017 15:45:37 +0530 |
| |
clk_prepare_enable() can fail here and we must check its return value.
Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> --- sound/atmel/ac97c.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-)
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); -- 1.9.1
| |