提交 32cf8c1e 编写于 作者: A Antonino A. Daplas 提交者: Linus Torvalds

[PATCH] savagefb: Trim savagefb_pan_display

Remove error checking and updating from savagefb_pan_display.  This is
guaranteed to be done by the core layer.
Signed-off-by: NAntonino Daplas <adaplas@pol.net>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
上级 198a52a1
......@@ -1382,28 +1382,8 @@ static int savagefb_pan_display (struct fb_var_screeninfo *var,
struct fb_info *info)
{
struct savagefb_par *par = info->par;
u_int y_bottom;
y_bottom = var->yoffset;
if (!(var->vmode & FB_VMODE_YWRAP))
y_bottom += var->yres;
if (var->xoffset > (var->xres_virtual - var->xres))
return -EINVAL;
if (y_bottom > info->var.yres_virtual)
return -EINVAL;
savagefb_update_start (par, var);
info->var.xoffset = var->xoffset;
info->var.yoffset = var->yoffset;
if (var->vmode & FB_VMODE_YWRAP)
info->var.vmode |= FB_VMODE_YWRAP;
else
info->var.vmode &= ~FB_VMODE_YWRAP;
return 0;
}
......
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