[src/trunk]: src/sys/external/bsd/ipf/netinet ipfilter: Prepare for life with...

[roy <roy%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/3b42fed7a5b0
branches:  trunk
changeset: 972869:3b42fed7a5b0
user:      roy <roy%NetBSD.org@localhost>
date:      Fri Jun 12 10:35:59 2020 +0000

description:
ipfilter: Prepare for life without in kernel RA

diffstat:

 sys/external/bsd/ipf/netinet/ip_fil_netbsd.c |  11 +++++++----
 1 files changed, 7 insertions(+), 4 deletions(-)

diffs (45 lines):

diff -r dabc676d4a95 -r 3b42fed7a5b0 sys/external/bsd/ipf/netinet/ip_fil_netbsd.c
--- a/sys/external/bsd/ipf/netinet/ip_fil_netbsd.c      Fri Jun 12 09:28:48 2020 +0000
+++ b/sys/external/bsd/ipf/netinet/ip_fil_netbsd.c      Fri Jun 12 10:35:59 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ip_fil_netbsd.c,v 1.34 2020/02/21 00:26:22 joerg Exp $ */
+/*     $NetBSD: ip_fil_netbsd.c,v 1.35 2020/06/12 10:35:59 roy Exp $   */
 
 /*
  * Copyright (C) 2012 by Darren Reed.
@@ -8,7 +8,7 @@
 #if !defined(lint)
 #if defined(__NetBSD__)
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ip_fil_netbsd.c,v 1.34 2020/02/21 00:26:22 joerg Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ip_fil_netbsd.c,v 1.35 2020/06/12 10:35:59 roy Exp $");
 #else
 static const char sccsid[] = "@(#)ip_fil.c     2.41 6/5/96 (C) 1993-2000 Darren Reed";
 static const char rcsid[] = "@(#)Id: ip_fil_netbsd.c,v 1.1.1.2 2012/07/22 13:45:17 darrenr Exp";
@@ -1465,7 +1465,8 @@
        }
 
        {
-# if (__NetBSD_Version__ >= 106010000) && !defined(IN6_LINKMTU)
+# if (__NetBSD_Version__ >= 106010000) && !defined(IN6_LINKMTU) \
+     && defined(IPV6CTL_ACCEPT_RTADV)
                struct in6_ifextra *ife;
 # endif
                if (rt->rt_flags & RTF_GATEWAY)
@@ -1479,13 +1480,15 @@
                /* Determine path MTU. */
 # if (__NetBSD_Version__ <= 106009999)
                mtu = nd_ifinfo[ifp->if_index].linkmtu;
-# else
+# elif defined(IPV6CTL_ACCEPT_RTADV)
 #  ifdef IN6_LINKMTU
                mtu = IN6_LINKMTU(ifp);
 #  else
                ife = (struct in6_ifextra *)(ifp)->if_afdata[AF_INET6];
                mtu = ife->nd_ifinfo[ifp->if_index].linkmtu;
 #  endif
+# else
+               mtu = ifp->if_mtu;
 # endif
                if ((error == 0) && (m0->m_pkthdr.len <= mtu)) {
 # if __NetBSD_Version__ >= 499001100