diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c
index 7b1acd9..4a7120a 100644
--- a/net/xfrm/xfrm_user.c
+++ b/net/xfrm/xfrm_user.c
@@ -1486,9 +1486,9 @@
 	unsigned int qlen = 0;
 
 	do {
-		down(&xfrm_cfg_sem);
+		mutex_lock(&xfrm_cfg_mutex);
 		netlink_run_queue(sk, &qlen, &xfrm_user_rcv_msg);
-		up(&xfrm_cfg_sem);
+		mutex_unlock(&xfrm_cfg_mutex);
 
 	} while (qlen);
 }