We must not use any information in the passed var besides xoffset,
yoffset and vmode as otherwise applications might abuse it.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>