diff --git a/src/stconn.c b/src/stconn.c
index 36d19b46f..3ad075ffd 100644
--- a/src/stconn.c
+++ b/src/stconn.c
@@ -170,7 +170,9 @@ struct stconn *sc_new_from_endp(struct sedesc *sd, struct session *sess, struct
 		return NULL;
 	if (unlikely(!stream_new(sess, sc, input))) {
 		pool_free(pool_head_connstream, sc);
-		sc = NULL;
+		sd->sc = NULL;
+		se_fl_set(sd, SE_FL_ORPHAN);
+		return NULL;
 	}
 	se_fl_clr(sd, SE_FL_ORPHAN);
 	return sc;