drivers/rtc/rtc-max8925.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: Haojian Zhuang <haojian.zhuang@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/rtc/rtc-max8925.c

@@ -288,11 +288,6 @@ static int max8925_rtc_probe(struct platform_device *pdev)
 	return 0;
 }
 
-static int max8925_rtc_remove(struct platform_device *pdev)
-{
-	return 0;
-}
-
 #ifdef CONFIG_PM_SLEEP
 static int max8925_rtc_suspend(struct device *dev)
 {
@@ -323,7 +318,6 @@ static struct platform_driver max8925_rtc_driver = {
 		.pm     = &max8925_rtc_pm_ops,
 	},
 	.probe		= max8925_rtc_probe,
-	.remove		= max8925_rtc_remove,
 };
 
 module_platform_driver(max8925_rtc_driver);