[PATCH] scsi_ioctl: only warn for rejected commands

We should not be warning about commands that we allow, even if they are
unknown. So move the if-root-allow check up a notch.

Signed-off-by: Jens Axboe <axboe@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>