diff options
| author | Jingoo Han <jg1.han@samsung.com> | 2013-04-29 16:20:40 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-04-29 18:28:37 -0700 |
| commit | 2a444cf77cb584485aea4f1ee5538a5dee705e99 (patch) | |
| tree | 196542dec0503f155e557186f3ecd69025b31777 /drivers/rtc/rtc-ds2404.c | |
| parent | 1ce95ba7441240fef3becbf0d5be98141c45f0a5 (diff) | |
| download | linux-2a444cf77cb584485aea4f1ee5538a5dee705e99.tar.bz2 | |
rtc: rtc-ds2404: 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>
Diffstat (limited to 'drivers/rtc/rtc-ds2404.c')
| -rw-r--r-- | drivers/rtc/rtc-ds2404.c | 12 |
1 files changed, 3 insertions, 9 deletions
diff --git a/drivers/rtc/rtc-ds2404.c b/drivers/rtc/rtc-ds2404.c index b04fc4272fb3..2ca5a23aba8a 100644 --- a/drivers/rtc/rtc-ds2404.c +++ b/drivers/rtc/rtc-ds2404.c @@ -228,7 +228,7 @@ static int rtc_probe(struct platform_device *pdev) struct ds2404 *chip; int retval = -EBUSY; - chip = kzalloc(sizeof(struct ds2404), GFP_KERNEL); + chip = devm_kzalloc(&pdev->dev, sizeof(struct ds2404), GFP_KERNEL); if (!chip) return -ENOMEM; @@ -244,8 +244,8 @@ static int rtc_probe(struct platform_device *pdev) platform_set_drvdata(pdev, chip); - chip->rtc = rtc_device_register("ds2404", - &pdev->dev, &ds2404_rtc_ops, THIS_MODULE); + chip->rtc = devm_rtc_device_register(&pdev->dev, "ds2404", + &ds2404_rtc_ops, THIS_MODULE); if (IS_ERR(chip->rtc)) { retval = PTR_ERR(chip->rtc); goto err_io; @@ -257,20 +257,14 @@ 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 ds2404 *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; } |