+ return NULL;
+}
+
+/**
+ * lttng_transport_register - LTT transport registration
+ * @transport: transport structure
+ *
+ * Registers a transport which can be used as output to extract the data out of
+ * LTTng. Called with ust_lock held.
+ */
+void lttng_transport_register(struct lttng_transport *transport)
+{
+ cds_list_add_tail(&transport->node, <tng_transport_list);
+}
+
+/**
+ * lttng_transport_unregister - LTT transport unregistration
+ * @transport: transport structure
+ * Called with ust_lock held.
+ */
+void lttng_transport_unregister(struct lttng_transport *transport)
+{
+ cds_list_del(&transport->node);