rtc: rtc-da9052: use devm_rtc_device_register()

devm_rtc_device_register() is device managed and makes 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>

diff --git a/drivers/rtc/rtc-da9052.c b/drivers/rtc/rtc-da9052.c
index 969abba..7286b27 100644 (file)
--- a/drivers/rtc/rtc-da9052.c
+++ b/drivers/rtc/rtc-da9052.c
@@ -247,7 +247,7 @@ static int da9052_rtc_probe(struct platform_device *pdev)
                return ret;
        }
 
-       rtc->rtc = rtc_device_register(pdev->name, &pdev->dev,
+       rtc->rtc = devm_rtc_device_register(&pdev->dev, pdev->name,
                                       &da9052_rtc_ops, THIS_MODULE);
        if (IS_ERR(rtc->rtc))
                return PTR_ERR(rtc->rtc);
@@ -257,9 +257,6 @@ static int da9052_rtc_probe(struct platform_device *pdev)
 
 static int da9052_rtc_remove(struct platform_device *pdev)
 {
-       struct da9052_rtc *rtc = pdev->dev.platform_data;
-
-       rtc_device_unregister(rtc->rtc);
        platform_set_drvdata(pdev, NULL);
 
        return 0;