drivers/rtc/rtc-max8998.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>
Cc: Minkyu Kang <mk7.kang@samsung.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/rtc/rtc-max8998.c

@@ -294,11 +294,6 @@ static int max8998_rtc_probe(struct platform_device *pdev)
 	return 0;
 }
 
-static int max8998_rtc_remove(struct platform_device *pdev)
-{
-	return 0;
-}
-
 static const struct platform_device_id max8998_rtc_id[] = {
 	{ "max8998-rtc", TYPE_MAX8998 },
 	{ "lp3974-rtc", TYPE_LP3974 },
@@ -311,7 +306,6 @@ static struct platform_driver max8998_rtc_driver = {
 		.owner	= THIS_MODULE,
 	},
 	.probe		= max8998_rtc_probe,
-	.remove		= max8998_rtc_remove,
 	.id_table	= max8998_rtc_id,
 };