[PATCH] rtc: remove superfluous call to call to cdev_del()

If cdev_add() fails there is no good reason to call cdev_del().
Signed-off-by: NRolf Eike Beer <eike-kernel@sf-tec.de>
Cc: Alessandro Zummo <alessandro.zummo@towertech.it>
Cc: Dmitry Torokhov <dtor@mail.ru>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>

drivers/rtc/rtc-dev.c

@@ -406,7 +406,6 @@ static int rtc_dev_add_device(struct class_device *class_dev,
 	rtc->char_dev.owner = rtc->owner;
 
 	if (cdev_add(&rtc->char_dev, MKDEV(MAJOR(rtc_devt), rtc->id), 1)) {
-		cdev_del(&rtc->char_dev);
 		dev_err(class_dev->dev,
 			"failed to add char device %d:%d\n",
 			MAJOR(rtc_devt), rtc->id);