fix crash as described in FS#37

diff --git a/scrotwm.c b/scrotwm.c
index 33de7c2..a0d33b7 100644 (file)
--- a/scrotwm.c
+++ b/scrotwm.c
@@ -2834,6 +2834,9 @@ floating_toggle(struct swm_region *r, union arg *args)
        struct ws_win           *win = r->ws->focus;
        union arg               a;
 
+       if (win == NULL)
+               return;
+
        ewmh_update_win_state(win, ewmh[_NET_WM_STATE_ABOVE].atom,
            _NET_WM_STATE_TOGGLE);