fullscreen is always selected
@@ -859,7 +859,7 @@ focusstack(const Arg *arg)
{
Client *c = NULL, *i;
- if (!selmon->sel)
+ if (!selmon->sel || selmon->sel->isfullscreen)
return;
if (arg->i > 0) {
for (c = selmon->sel->next; c && !ISVISIBLE(c); c = c->next);
