From c6990b775d543c432f968808119d7fe33d506a71 Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Tue, 14 Jun 2011 09:24:39 +0000 Subject: [PATCH] 68328fb: 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 Signed-off-by: Paul Mundt --- drivers/video/68328fb.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/video/68328fb.c b/drivers/video/68328fb.c index 75a39eab70c3..a425d65d5ba2 100644 --- a/drivers/video/68328fb.c +++ b/drivers/video/68328fb.c @@ -378,8 +378,8 @@ static int mc68x328fb_pan_display(struct fb_var_screeninfo *var, || var->xoffset) return -EINVAL; } else { - if (var->xoffset + var->xres > info->var.xres_virtual || - var->yoffset + var->yres > info->var.yres_virtual) + if (var->xoffset + info->var.xres > info->var.xres_virtual || + var->yoffset + info->var.yres > info->var.yres_virtual) return -EINVAL; } info->var.xoffset = var->xoffset; -- 2.34.1