Release 4.0.0

Author: gwanglst

src/liblsquic/lsquic_engine.c

@@ -1187,9 +1187,12 @@ promote_mini_conn (lsquic_engine_t *engine, lsquic_conn_t *mini_conn,
  if (mini_conn->cn_flags & LSCONN_HASHED)
  remove_conn_from_hash(engine, mini_conn);
 
- lsquic_mh_insert(&engine->conns_tickable, new_conn,
- new_conn->cn_last_ticked);
- engine_incref_conn(new_conn, LSCONN_TICKABLE);
+ if (!(new_conn->cn_flags & LSCONN_TICKABLE))
+ {
+ lsquic_mh_insert(&engine->conns_tickable, new_conn,
+ new_conn->cn_last_ticked);
+ engine_incref_conn(new_conn, LSCONN_TICKABLE);
+ }
  return 0;
  }
  return -1;