From bd2806bc02fbaf119b5775a68850a3e8db34a8b2 Mon Sep 17 00:00:00 2001
From: itojun <itojun@openbsd.org>
Date: Thu, 13 Apr 2000 16:27:26 +0000
Subject: [PATCH] add comment on sanity check

---
 sys/netinet6/nd6.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sys/netinet6/nd6.c b/sys/netinet6/nd6.c
index e1e60e61194..30f7120001a 100644
--- a/sys/netinet6/nd6.c
+++ b/sys/netinet6/nd6.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: nd6.c,v 1.9 2000/04/13 14:34:10 itojun Exp $	*/
+/*	$OpenBSD: nd6.c,v 1.10 2000/04/13 16:27:26 itojun Exp $	*/
 /*	$KAME: nd6.c,v 1.41 2000/02/24 16:34:50 itojun Exp $	*/
 
 /*
@@ -1859,6 +1859,7 @@ nd6_storelladdr(ifp, rt, m, dst, desten)
 	}
 	sdl = SDL(rt->rt_gateway);
 	if (sdl->sdl_alen == 0) {
+		/* this should be impossible, but we bark here for debugging */
 		printf("nd6_storelladdr: sdl_alen == 0\n");
 		return(0);
 	}
-- 
2.20.1