Remove useless {get,put}_driver - the caller of the functions
has to ensure valid driver pointers.
Signed-off-by: NSebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: NAlan Stern <stern@rowland.harvard.edu>
CC: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>