diff --git a/sys/netgraph7/l2tp/ng_l2tp.c b/sys/netgraph7/l2tp/ng_l2tp.c
--- a/sys/netgraph7/l2tp/ng_l2tp.c
+++ b/sys/netgraph7/l2tp/ng_l2tp.c
@@ -747,7 +747,7 @@
 	if (hpriv != NULL) {
 		hpriv->conf.control_dseq = 0;
 		hpriv->conf.enable_dseq = 0;
-		bzero(&hpriv->conf, sizeof(struct ng_l2tp_session_stats));
+		bzero(&hpriv->stats, sizeof(hpriv->stats));
 		hpriv->nr = 0;
 		hpriv->ns = 0;
 	}