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authorLaurent Pinchart <laurent.pinchart@ideasonboard.com>2011-06-14 09:24:56 +0000
committerPaul Mundt <lethal@linux-sh.org>2011-06-15 15:04:06 +0900
commit1fdb518f9f9c804d78e84a54ce1814fe9003bca4 (patch)
tree48fa1ae4e0bd253e35869fc03e89c193ac010f72 /drivers/video/pm3fb.c
parentdf2d79810930ead3112b4ebab86ea0f9229ccf70 (diff)
downloadlinux-1fdb518f9f9c804d78e84a54ce1814fe9003bca4.tar.bz2
pm3fb: 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/pm3fb.c')
-rw-r--r--drivers/video/pm3fb.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/video/pm3fb.c b/drivers/video/pm3fb.c
index 6666f45a2f8c..8221b5b42da9 100644
--- a/drivers/video/pm3fb.c
+++ b/drivers/video/pm3fb.c
@@ -1147,9 +1147,9 @@ static int pm3fb_pan_display(struct fb_var_screeninfo *var,
struct fb_info *info)
{
struct pm3_par *par = info->par;
- const u32 xres = (var->xres + 31) & ~31;
+ const u32 xres = (info->var.xres + 31) & ~31;
- par->base = pm3fb_shift_bpp(var->bits_per_pixel,
+ par->base = pm3fb_shift_bpp(info->var.bits_per_pixel,
(var->yoffset * xres)
+ var->xoffset);
PM3_WAIT(par, 1);