diff --git a/qtfs/qtfs_common/conn.c b/qtfs/qtfs_common/conn.c
index 09efba205717158b9094887becd566c5aa812430..b493964e90b0a604a480f4dc1205ad1caa0576a0 100644
--- a/qtfs/qtfs_common/conn.c
+++ b/qtfs/qtfs_common/conn.c
@@ -807,7 +807,7 @@ struct qtfs_conn_var_s *qtfs_epoll_establish_conn(void)
 	ret = qtfs_sm_active(pvar);
 	if (ret) {
 		qtfs_err("qtfs epoll get param active new param failed, ret:%d state:%s", ret, QTCONN_CUR_STATE(pvar));
-		return pvar;
+		return NULL;
 	}
 
 	qtfs_info("qtfs create new epoll param state:%s", QTCONN_CUR_STATE(pvar));