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authorJingoo Han <jg1.han@samsung.com>2013-04-29 16:20:48 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-04-29 18:28:38 -0700
commit76753caf7080a0ea28ac1567c919afe5ab2e0e79 (patch)
treea885e06e3c3c4d3cbb32ce654dfbcbf21f120146 /drivers/rtc
parentdd48ccc491c3c327bef12e4d07bfa4d4266be3b9 (diff)
downloadop-kernel-dev-76753caf7080a0ea28ac1567c919afe5ab2e0e79.zip
op-kernel-dev-76753caf7080a0ea28ac1567c919afe5ab2e0e79.tar.gz
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>
Diffstat (limited to 'drivers/rtc')
-rw-r--r--drivers/rtc/rtc-pcf50633.c15
1 files changed, 4 insertions, 11 deletions
diff --git a/drivers/rtc/rtc-pcf50633.c b/drivers/rtc/rtc-pcf50633.c
index e9f3135..e6b6911 100644
--- a/drivers/rtc/rtc-pcf50633.c
+++ b/drivers/rtc/rtc-pcf50633.c
@@ -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;
}
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