We must not use any information in the passed var besides xoffset,
yoffset and vmode as otherwise applications might abuse it. Also use the
aligned fix.line_length and not the (possible) unaligned xres_virtual.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Ian Armstrong <ian@iarmst.demon.co.uk>
Signed-off-by: Andy Walls <awalls@md.metrocast.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
u32 osd_pan_index;
struct ivtv *itv = (struct ivtv *) info->par;
- osd_pan_index = (var->xoffset + (var->yoffset * var->xres_virtual))*var->bits_per_pixel/8;
+ osd_pan_index = var->yoffset * info->fix.line_length
+ + var->xoffset * info->var.bits_per_pixel / 8;
write_reg(osd_pan_index, 0x02A0C);
/* Pass this info back the yuv handler */