From 3bb8c31dea4f4fe41c954e1a02ac3cdd8ee6747f Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Wed, 25 May 2011 11:34:52 +0200 Subject: [PATCH] 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 --- drivers/video/pm2fb.c | 4 ++-- 1 file 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); -- 2.20.1