+ if (NULL == ret->nat)
+ {
+ LOG (GNUNET_ERROR_TYPE_ERROR,
+ _("NAT test failed to start NAT library\n"));
+ if (GNUNET_SCHEDULER_NO_TASK != ret->ltask)
+ GNUNET_SCHEDULER_cancel (ret->ltask);
+ if (NULL != ret->lsock)
+ GNUNET_NETWORK_socket_close (ret->lsock);
+ GNUNET_free (ret);
+ return NULL;
+ }