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authorLaurent Pinchart <laurent.pinchart@ideasonboard.com>2011-06-14 09:24:54 +0000
committerPaul Mundt <lethal@linux-sh.org>2011-06-15 15:03:12 +0900
commit2bdb0278eec7bb466d2b1b31ecf6e48f10b34fbf (patch)
treefd49ce1f26ee7e0bd2e700a6b9d88eaa395eb17a /drivers
parent4ee99f7e2edbd32501cb1fc0b701966d7cbe57e4 (diff)
downloadlinux-2bdb0278eec7bb466d2b1b31ecf6e48f10b34fbf.tar.bz2
neofb: 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')
-rw-r--r--drivers/video/neofb.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/video/neofb.c b/drivers/video/neofb.c
index 588527a254c2..feea7b1dc386 100644
--- a/drivers/video/neofb.c
+++ b/drivers/video/neofb.c
@@ -1185,8 +1185,8 @@ static int neofb_pan_display(struct fb_var_screeninfo *var,
DBG("neofb_update_start");
- Base = (var->yoffset * var->xres_virtual + var->xoffset) >> 2;
- Base *= (var->bits_per_pixel + 7) / 8;
+ Base = (var->yoffset * info->var.xres_virtual + var->xoffset) >> 2;
+ Base *= (info->var.bits_per_pixel + 7) / 8;
neoUnlock();