diff mbox

[v2,18/29] pm3fb: use display information in info not in var for panning

Message ID 1308043507-11083-19-git-send-email-laurent.pinchart@ideasonboard.com (mailing list archive)
State Accepted
Commit 1fdb518f9f9c804d78e84a54ce1814fe9003bca4
Headers show

Commit Message

Laurent Pinchart June 14, 2011, 9:24 a.m. UTC 
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>
---
 drivers/video/pm3fb.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
diff mbox

Patch

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);