Commit 4541dbe1 authored by Laurent Pinchart's avatar Laurent Pinchart

tridentfb: 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: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
parent 0aa76b0c
...@@ -987,8 +987,8 @@ static int tridentfb_pan_display(struct fb_var_screeninfo *var, ...@@ -987,8 +987,8 @@ static int tridentfb_pan_display(struct fb_var_screeninfo *var,
unsigned int offset; unsigned int offset;
debug("enter\n"); debug("enter\n");
offset = (var->xoffset + (var->yoffset * var->xres_virtual)) offset = (var->xoffset + (var->yoffset * info->var.xres_virtual))
* var->bits_per_pixel / 32; * info->var.bits_per_pixel / 32;
set_screen_start(par, offset); set_screen_start(par, offset);
debug("exit\n"); debug("exit\n");
return 0; return 0;
......
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