fix bug

window/tcp_crash_listener.py

@@ -85,14 +85,11 @@ def notify_window_attacker():
     point_ips = map_point.keys()
     for point_ip_send in point_ips:
         c_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
-        c_socket.settimeout(0)
         try:
             c_socket.connect((point_ip_send, 12345))
             c_socket.close()
         except Exception:
             pass
-        finally:
-            c_socket.close()
     print("Finished sending attack demands")