From 3478b1cd43284ef798974384ba894eadc37fc1d9 Mon Sep 17 00:00:00 2001 From: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Date: Tue, 14 Jun 2011 09:25:05 +0000 Subject: [PATCH] vt8500lcdfb: use display information in info not in var for panning 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> Acked-by: Alexey Charkov <alchark@gmail.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org> --- drivers/video/vt8500lcdfb.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/video/vt8500lcdfb.c b/drivers/video/vt8500lcdfb.c index 0e120d67eb650..c13c246be9a56 100644 --- a/drivers/video/vt8500lcdfb.c +++ b/drivers/video/vt8500lcdfb.c @@ -210,8 +210,8 @@ static int vt8500lcd_pan_display(struct fb_var_screeninfo *var, struct vt8500lcd_info *fbi = to_vt8500lcd_info(info); writel((1 << 31) - | (((var->xres_virtual - var->xres) * pixlen / 4) << 20) - | (off >> 2), fbi->regbase + 0x20); + | (((info->var.xres_virtual - info->var.xres) * pixlen / 4) << 20) + | (off >> 2), fbi->regbase + 0x20); return 0; } -- 2.30.2