From f00c55e25abe030698c4bc2c31cd97aec80d71c5 Mon Sep 17 00:00:00 2001
From: Xin LI <delphij@FreeBSD.org>
Date: Sat, 30 Nov 2019 05:57:54 +0000
Subject: [PATCH] Use strlcat().

MFC after:	2 weeks
---
 sbin/ipfw/dummynet.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sbin/ipfw/dummynet.c b/sbin/ipfw/dummynet.c
index 6be21cfb230..6369c0a17b5 100644
--- a/sbin/ipfw/dummynet.c
+++ b/sbin/ipfw/dummynet.c
@@ -497,7 +497,7 @@ print_flowset_parms(struct dn_fs *fs, char *prefix)
 		    fs->max_th,
 		    1.0 * fs->max_p / (double)(1 << SCALE_RED));
 		if (fs->flags & DN_IS_ECN)
-			strncat(red, " (ecn)", 6);
+			strlcat(red, " (ecn)", sizeof(red));
 #ifdef NEW_AQM
 	/* get AQM parameters */
 	} else if (fs->flags & DN_IS_AQM) {