libxrdp: rail fix for when no flags are set

2015-12-11 20:05:40 -08:00
parent 83cff9809c
commit 96a237c8ef
1 changed files with 6 additions and 0 deletions
@@ -333,6 +333,12 @@ xrdp_orders_send_window_new_update(struct xrdp_orders *self, int window_id,
        order_size += 8 * window_state->num_visibility_rects;
    }

+    if (order_size < 12)
+    {
+        /* no flags set */
+        return 0;
+    }
+
    if (xrdp_orders_check(self, order_size) != 0)
    {
        return 1;