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neofb: use display information in info not in var for panning

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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>
This commit is contained in:
Laurent Pinchart 2011-05-25 11:34:52 +02:00
parent 9f1b3ebbce
commit 4935ebf43c
1 changed files with 2 additions and 2 deletions

4
drivers/video/neofb.c
View file

@ -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();