drivers/rtc/rtc-dm355evm.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 <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>
Signed-off-by: Linus Torvalds <[e-mail]>

drivers/rtc/rtc-dm355evm.c

···
 	return 0;
 }
 
-static int dm355evm_rtc_remove(struct platform_device *pdev)
-{
-	return 0;
-}
-
 /*
  * I2C is used to talk to the MSP430, but this platform device is
  * exposed by an MFD driver that manages I2C communications.
  */
 static struct platform_driver rtc_dm355evm_driver = {
 	.probe		= dm355evm_rtc_probe,
-	.remove		= dm355evm_rtc_remove,
 	.driver		= {
 		.owner	= THIS_MODULE,
 		.name	= "rtc-dm355evm",