From 9c4b2574d493d4386bbd148b36323aba2299961c Mon Sep 17 00:00:00 2001
From: Paul Traina <pst@FreeBSD.org>
Date: Fri, 20 Sep 1996 08:23:54 +0000
Subject: [PATCH] Handle ICMP codes defined in RFC1812 more appropriately

---
 sys/netinet/ip_icmp.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/sys/netinet/ip_icmp.c b/sys/netinet/ip_icmp.c
index 4878b914dede..8fc9eaa2d7ce 100644
--- a/sys/netinet/ip_icmp.c
+++ b/sys/netinet/ip_icmp.c
@@ -31,7 +31,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)ip_icmp.c	8.2 (Berkeley) 1/4/94
- * $Id: ip_icmp.c,v 1.20 1996/04/03 18:52:22 wollman Exp $
+ * $Id: ip_icmp.c,v 1.21 1996/07/24 18:46:17 wollman Exp $
  */
 
 #include <sys/param.h>
@@ -272,6 +272,12 @@ icmp_input(m, hlen)
 				code = PRC_UNREACH_HOST;
 				break;
 
+			case ICMP_UNREACH_FILTER_PROHIB:
+			case ICMP_UNREACH_HOST_PRECEDENCE:
+			case ICMP_UNREACH_PRECEDENCE_CUTOFF:
+				code = PRC_UNREACH_PORT;
+				break;
+
 			default:
 				goto badcode;
 		}