summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorLaurent Pinchart <laurent.pinchart@ideasonboard.com>2011-05-25 11:34:52 +0200
committerLaurent Pinchart <laurent.pinchart@ideasonboard.com>2011-08-19 10:34:01 +0200
commit01cba946e38eaa7071fd6fc756eedeecfcec3dd6 (patch)
tree38ee51e7e4a7746cc393b52c42afff3ea176f6f4
parent3bb8c31dea4f4fe41c954e1a02ac3cdd8ee6747f (diff)
downloadop-kernel-dev-01cba946e38eaa7071fd6fc756eedeecfcec3dd6.zip
op-kernel-dev-01cba946e38eaa7071fd6fc756eedeecfcec3dd6.tar.gz
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>
-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 6666f45..8221b5b 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);
OpenPOWER on IntegriCloud