From: Wei Yongjun <weiyj.lk at gmail.com> Date: Mon, 15 Aug 2016 22:51:29 +0000 > The driver core clears the driver data to NULL after device_release > or on probe failure. Thus, it is not needed to manually clear the > device driver data to NULL. > > Signed-off-by: Wei Yongjun <weiyj.lk at gmail.com> Applied.