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Always do the mbuf checks. The packet filters (npf) expect the mbuf to be 

pulled-up. (Krists Krilovs)
This commit is contained in:
christos 2016-09-15 14:40:43 +00:00
parent fd929fae0e
commit 9faa331084
1 changed files with 4 additions and 4 deletions
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8
sys/net/if_bridge.c
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@ -1,4 +1,4 @@
/* $NetBSD: if_bridge.c,v 1.130 2016/08/29 03:31:59 ozaki-r Exp $ */
/* $NetBSD: if_bridge.c,v 1.131 2016/09/15 14:40:43 christos Exp $ */
/*
* Copyright 2001 Wasabi Systems, Inc.
@ -80,7 +80,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: if_bridge.c,v 1.130 2016/08/29 03:31:59 ozaki-r Exp $");
__KERNEL_RCSID(0, "$NetBSD: if_bridge.c,v 1.131 2016/09/15 14:40:43 christos Exp $");
#ifdef _KERNEL_OPT
#include "opt_bridge_ipf.h"
@ -2557,13 +2557,13 @@ bridge_ipf(void *arg, struct mbuf **mp, struct ifnet *ifp, int dir)
switch (ether_type)
{
case ETHERTYPE_IP :
error = (dir == PFIL_IN) ? bridge_ip_checkbasic(mp) : 0;
error = bridge_ip_checkbasic(mp);
if (error == 0)
error = pfil_run_hooks(inet_pfil_hook, mp, ifp, dir);
break;
# ifdef INET6
case ETHERTYPE_IPV6 :
error = (dir == PFIL_IN) ? bridge_ip6_checkbasic(mp) : 0;
error = bridge_ip6_checkbasic(mp);
if (error == 0)
error = pfil_run_hooks(inet6_pfil_hook, mp, ifp, dir);
break;