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rtc: rtc-pcf50633: 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 16:20:48 -07:00 committed by Linus Torvalds
parent dd48ccc491
commit 76753caf70
1 changed files with 4 additions and 11 deletions
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15
drivers/rtc/rtc-pcf50633.c
View File

@ -252,20 +252,17 @@ static int pcf50633_rtc_probe(struct platform_device *pdev)
{
struct pcf50633_rtc *rtc;
rtc = kzalloc(sizeof(*rtc), GFP_KERNEL);
rtc = devm_kzalloc(&pdev->dev, sizeof(*rtc), GFP_KERNEL);
if (!rtc)
return -ENOMEM;
rtc->pcf = dev_to_pcf50633(pdev->dev.parent);
platform_set_drvdata(pdev, rtc);
rtc->rtc_dev = rtc_device_register("pcf50633-rtc", &pdev->dev,
rtc->rtc_dev = devm_rtc_device_register(&pdev->dev, "pcf50633-rtc",
&pcf50633_rtc_ops, THIS_MODULE);
if (IS_ERR(rtc->rtc_dev)) {
int ret = PTR_ERR(rtc->rtc_dev);
kfree(rtc);
return ret;
}
if (IS_ERR(rtc->rtc_dev))
return PTR_ERR(rtc->rtc_dev);
pcf50633_register_irq(rtc->pcf, PCF50633_IRQ_ALARM,
pcf50633_rtc_irq, rtc);
@ -277,12 +274,8 @@ static int pcf50633_rtc_remove(struct platform_device *pdev)
struct pcf50633_rtc *rtc;
rtc = platform_get_drvdata(pdev);
pcf50633_free_irq(rtc->pcf, PCF50633_IRQ_ALARM);
rtc_device_unregister(rtc->rtc_dev);
kfree(rtc);
return 0;
}