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authorLaurent Pinchart <laurent.pinchart@ideasonboard.com>2011-06-14 11:24:55 +0200
committerPaul Mundt <lethal@linux-sh.org>2011-06-15 08:03:33 +0200
commitdf9306de45529f02d18a1a16b8685ef5c90f98f7 (patch)
tree535d60b83abb4cfae981f362d4c21ee95c1afa36 /drivers/video/pm2fb.c
parentgxt4500: use display information in info not in var for panning (diff)
downloadlinux-df9306de45529f02d18a1a16b8685ef5c90f98f7.tar.xz
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pm2fb: 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> Cc: Krzysztof Helt <krzysztof.h1@wp.pl> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'drivers/video/pm2fb.c')
-rw-r--r--drivers/video/pm2fb.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/video/pm2fb.c b/drivers/video/pm2fb.c
index 27f93aab6ddc..f4f8ce802d02 100644
--- a/drivers/video/pm2fb.c
+++ b/drivers/video/pm2fb.c
@@ -973,8 +973,8 @@ static int pm2fb_pan_display(struct fb_var_screeninfo *var,
{
struct pm2fb_par *p = info->par;
u32 base;
- u32 depth = (var->bits_per_pixel + 7) & ~7;
- u32 xres = (var->xres + 31) & ~31;
+ u32 depth = (info->var.bits_per_pixel + 7) & ~7;
+ u32 xres = (info->var.xres + 31) & ~31;
depth = (depth > 32) ? 32 : depth;
base = to3264(var->yoffset * xres + var->xoffset, depth, 1);