From: Alexey Khoroshilov <[email protected]> Date: Sat, 30 Apr 2016 01:11:12 +0300
> If driver_register() failed there is no sense to call driver_unregister(). > unregister_chrdev() should be called here. > > Found by Linux Driver Verification project (linuxtesting.org). > > Signed-off-by: Alexey Khoroshilov <[email protected]> Applied.

