- _broadcast.socket->async_receive_from (
- boost::asio::buffer (_broadcast.buffer, sizeof (_broadcast.buffer)),
- _broadcast.send_endpoint, boost::bind (&EncodeServer::broadcast_received, this)
- );
+ boost::mutex::scoped_lock lm (_broadcast.mutex);
+ if (_broadcast.socket) {
+ _broadcast.socket->async_receive_from (
+ boost::asio::buffer (_broadcast.buffer, sizeof (_broadcast.buffer)),
+ _broadcast.send_endpoint, boost::bind (&EncodeServer::broadcast_received, this)
+ );
+ }