staging: rts5208: xd.c: Clean up comparison to NULL

Checkpatch recommended changes

Signed-off-by: Wayne Porter <wporter82@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Wayne Porter 2016-10-03 23:18:20 +00:00 • committed by Greg Kroah-Hartman
commit daaca111db