Removes redundant check for dev->subordinate; if it is NULL, the function
returns before the patch-affected code region.
Signed-off-by: NDavid Rientjes <rientjes@cs.washington.edu>
Acked-by: NBrice Goglin <brice@myri.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>