rtc: rtc-v3020: use devm_*() functions

Use devm_*() functions to make cleanup paths simpler.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jingoo Han 2013-04-29 16:20:56 -07:00 committed by Linus Torvalds
parent 87a8142087
commit 431c6c1df3

View File

@ -309,7 +309,7 @@ static int rtc_probe(struct platform_device *pdev)
int i;
int temp;
chip = kzalloc(sizeof *chip, GFP_KERNEL);
chip = devm_kzalloc(&pdev->dev, sizeof(*chip), GFP_KERNEL);
if (!chip)
return -ENOMEM;
@ -353,8 +353,8 @@ static int rtc_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, chip);
chip->rtc = rtc_device_register("v3020",
&pdev->dev, &v3020_rtc_ops, THIS_MODULE);
chip->rtc = devm_rtc_device_register(&pdev->dev, "v3020",
&v3020_rtc_ops, THIS_MODULE);
if (IS_ERR(chip->rtc)) {
retval = PTR_ERR(chip->rtc);
goto err_io;
@ -365,21 +365,14 @@ static int rtc_probe(struct platform_device *pdev)
err_io:
chip->ops->unmap_io(chip);
err_chip:
kfree(chip);
return retval;
}
static int rtc_remove(struct platform_device *dev)
{
struct v3020 *chip = platform_get_drvdata(dev);
struct rtc_device *rtc = chip->rtc;
if (rtc)
rtc_device_unregister(rtc);
chip->ops->unmap_io(chip);
kfree(chip);
return 0;
}