rtc: rtc-max8997: 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-max8997.c b/drivers/rtc/rtc-max8997.c
index 00e505b..d12acc4 100644 (file)
--- a/drivers/rtc/rtc-max8997.c
+++ b/drivers/rtc/rtc-max8997.c
@@ -479,8 +479,8 @@ static int max8997_rtc_probe(struct platform_device *pdev)
 
        device_init_wakeup(&pdev->dev, 1);
 
-       info->rtc_dev = rtc_device_register("max8997-rtc", &pdev->dev,
-                       &max8997_rtc_ops, THIS_MODULE);
+       info->rtc_dev = devm_rtc_device_register(&pdev->dev, "max8997-rtc",
+                                       &max8997_rtc_ops, THIS_MODULE);
 
        if (IS_ERR(info->rtc_dev)) {
                ret = PTR_ERR(info->rtc_dev);
@@ -507,17 +507,11 @@ static int max8997_rtc_probe(struct platform_device *pdev)
        return ret;
 
 err_out:
-       rtc_device_unregister(info->rtc_dev);
        return ret;
 }
 
 static int max8997_rtc_remove(struct platform_device *pdev)
 {
-       struct max8997_rtc_info *info = platform_get_drvdata(pdev);
-
-       if (info)
-               rtc_device_unregister(info->rtc_dev);
-
        return 0;
 }