drivers/rtc/rtc-ds1302.c: remove empty function

After the switch to devm_ functions and the removal of
rtc_device_unregister(), the 'remove' function does not do anything.
Delete it.
Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/rtc/rtc-ds1302.c

@@ -234,17 +234,11 @@ static int __init ds1302_rtc_probe(struct platform_device *pdev)
 	return 0;
 }
 
-static int __exit ds1302_rtc_remove(struct platform_device *pdev)
-{
-	return 0;
-}
-
 static struct platform_driver ds1302_platform_driver = {
 	.driver		= {
 		.name	= DRV_NAME,
 		.owner	= THIS_MODULE,
 	},
-	.remove		= __exit_p(ds1302_rtc_remove),
 };
 
 module_platform_driver_probe(ds1302_platform_driver, ds1302_rtc_probe);