message: Fix wrong branch condition
diff: @@ -883,7 +883,7 @@ zval *php_swoole_task_unpack(EventData *task_result) {
  php_unserialize_data_t var_hash;
  PacketPtr packet;
  - if (Server::event_data_unpack(task_result, sw_tg_buffer(), &packet)) {
  + if (!Server::event_data_unpack(task_result, sw_tg_buffer(), &packet)) {
  return nullptr;
  }
  