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From: Cy Schubert <cy@FreeBSD.org>
Date: Sun, 20 Dec 2015 18:02:13 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
 svn-src-head@freebsd.org
Subject: svn commit: r292518 - head/sys/contrib/ipfilter/netinet
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Author: cy
Date: Sun Dec 20 18:02:13 2015
New Revision: 292518
URL: https://svnweb.freebsd.org/changeset/base/292518

Log:
  Don't assume checksums will be calculated later when fastfoward is
  enabled (by default in r290383).
  
  PR:		72210
  MFC after:	1 week

Modified:
  head/sys/contrib/ipfilter/netinet/ip_nat.c

Modified: head/sys/contrib/ipfilter/netinet/ip_nat.c
==============================================================================
--- head/sys/contrib/ipfilter/netinet/ip_nat.c	Sun Dec 20 16:40:36 2015	(r292517)
+++ head/sys/contrib/ipfilter/netinet/ip_nat.c	Sun Dec 20 18:02:13 2015	(r292518)
@@ -5123,7 +5123,7 @@ ipf_nat_out(fin, nat, natadd, nflags)
 		ipf_fix_outcksum(0, &fin->fin_ip->ip_sum, msumd, 0);
 	}
 #if !defined(_KERNEL) || defined(MENTAT) || defined(__sgi) || \
-    defined(linux) || defined(BRIDGE_IPF)
+    defined(linux) || defined(BRIDGE_IPF) || defined(__FreeBSD__)
 	else {
 		/*
 		 * Strictly speaking, this isn't necessary on BSD
@@ -5235,7 +5235,7 @@ ipf_nat_out(fin, nat, natadd, nflags)
 		uh->uh_ulen += fin->fin_plen;
 		uh->uh_ulen = htons(uh->uh_ulen);
 #if !defined(_KERNEL) || defined(MENTAT) || defined(__sgi) || \
-    defined(linux) || defined(BRIDGE_IPF)
+    defined(linux) || defined(BRIDGE_IPF) || defined(__FreeBSD)
 		ipf_fix_outcksum(0, &ip->ip_sum, sumd, 0);
 #endif