Coverity reports leak-on-BUG() in rend_client_get_random_intro_impl()
``` _______________________________________________________________________________________________________ *** CID 1455168: Resource leaks (RESOURCE_LEAK) /src/feature/rend/rendclient.c: 1061 in rend_client_get_random_intro_impl() 1055 usable_nodes = smartlist_new(); 1056 smartlist_add_all(usable_nodes, entry->parsed->intro_nodes); 1057 1058 /* Get service ID so we can use it to query the failure cache. If we fail to 1059 * parse it, this cache entry is no good. */ 1060 if (BUG(rend_get_service_id(entry->parsed->pk, service_id) < 0)) { >>> CID 1455168: Resource leaks (RESOURCE_LEAK) >>> Variable "usable_nodes" going out of scope leaks the storage it points to. 1061 return NULL; 1062 } 1063 1064 /* Remove the intro points that have timed out during this HS 1065 * connection attempt from our list of usable nodes. */ 1066 SMARTLIST_FOREACH_BEGIN(usable_nodes, const rend_intro_point_t *, ip) { ```
issue