patch 57077081 in mainline.

	wep->keytype[] is u8
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Dan Williams <dcbw@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>