Add forgotten list_del() on session creation error path

git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@4569 d57e44dd-8a1f-0410-8b47-8ef2f437770f

iscsi-scst/usr/session.c

@@ -144,6 +144,8 @@ out:
 	return res;
 
 out_free:
+	list_del_init(&conn->clist);
+	assert(list_empty(&session->conn_list));
 	session_free(session);
 	conn->sess = NULL;
 	goto out;