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If the in6 domain was not attached, do not attempt to process IPv6 packets.

This commit is contained in:
pooka 2014-02-25 22:42:06 +00:00
parent 24b70d334d
commit ed107912d9
1 changed files with 6 additions and 2 deletions
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8
sys/net/if_ethersubr.c
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@ -1,4 +1,4 @@
/* $NetBSD: if_ethersubr.c,v 1.195 2013/06/29 21:06:58 rmind Exp $ */
/* $NetBSD: if_ethersubr.c,v 1.196 2014/02/25 22:42:06 pooka Exp $ */
/*
* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
@ -61,7 +61,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: if_ethersubr.c,v 1.195 2013/06/29 21:06:58 rmind Exp $");
__KERNEL_RCSID(0, "$NetBSD: if_ethersubr.c,v 1.196 2014/02/25 22:42:06 pooka Exp $");
#include "opt_inet.h"
#include "opt_atalk.h"
@ -852,6 +852,10 @@ ether_input(struct ifnet *ifp, struct mbuf *m)
#endif
#ifdef INET6
case ETHERTYPE_IPV6:
if (__predict_false(!in6_present)) {
m_freem(m);
return;
}
#ifdef GATEWAY
if (ip6flow_fastforward(&m))
return;