From 5db1e34ea48e418c1b6734ce3b08f50c44b587f7 Mon Sep 17 00:00:00 2001
From: Ruslan Ermilov <ru@FreeBSD.org>
Date: Mon, 10 Jan 2000 18:46:05 +0000
Subject: [PATCH] MGETHDR() does not initialize m_pkthdr.rcvif, do it here.

This fixes page fault panic observed when diverting packets
with IP options (e.g. ping -R remoteIP over natd).

PR:	kern/8596, kern/11199
---
 sys/netinet/ip_output.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sys/netinet/ip_output.c b/sys/netinet/ip_output.c
index 23a5629eba4..61c8432a0ed 100644
--- a/sys/netinet/ip_output.c
+++ b/sys/netinet/ip_output.c
@@ -931,6 +931,7 @@ ip_insertoptions(m, opt, phlen)
 		MGETHDR(n, M_DONTWAIT, MT_HEADER);
 		if (n == 0)
 			return (m);
+		n->m_pkthdr.rcvif = (struct ifnet *)0;
 		n->m_pkthdr.len = m->m_pkthdr.len + optlen;
 		m->m_len -= sizeof(struct ip);
 		m->m_data += sizeof(struct ip);