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author | ae <ae@FreeBSD.org> | 2012-12-19 17:28:17 +0000 |
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committer | ae <ae@FreeBSD.org> | 2012-12-19 17:28:17 +0000 |
commit | 5f9f8c19a28b8b765fd18cd5ff225f9405e49c67 (patch) | |
tree | 7ad2dbecce710532adcafd757be3cd83758c426c /sys/netinet6 | |
parent | ddb9833615a7acab609c0b3596e04aa987b3e1c5 (diff) | |
download | FreeBSD-src-5f9f8c19a28b8b765fd18cd5ff225f9405e49c67.zip FreeBSD-src-5f9f8c19a28b8b765fd18cd5ff225f9405e49c67.tar.gz |
When we have some address to forward (e.g. it was specified with ipfw fwd),
we should pass it as first argument into in6_selectroute_fib function to
initiate new route lookup.
MFC after: 1 week
Diffstat (limited to 'sys/netinet6')
-rw-r--r-- | sys/netinet6/ip6_output.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/sys/netinet6/ip6_output.c b/sys/netinet6/ip6_output.c index 2e0c9b6..5e8c11f 100644 --- a/sys/netinet6/ip6_output.c +++ b/sys/netinet6/ip6_output.c @@ -257,7 +257,7 @@ ip6_output(struct mbuf *m0, struct ip6_pktopts *opt, int segleft_org = 0; struct secpolicy *sp = NULL; #endif /* IPSEC */ - struct m_tag *fwd_tag; + struct m_tag *fwd_tag = NULL; ip6 = mtod(m, struct ip6_hdr *); if (ip6 == NULL) { @@ -636,14 +636,16 @@ again: /* adjust pointer */ ip6 = mtod(m, struct ip6_hdr *); - if (ro->ro_rt) { + if (ro->ro_rt && fwd_tag == NULL) { rt = ro->ro_rt; ifp = ro->ro_rt->rt_ifp; } else { - bzero(&dst_sa, sizeof(dst_sa)); - dst_sa.sin6_family = AF_INET6; - dst_sa.sin6_len = sizeof(dst_sa); - dst_sa.sin6_addr = ip6->ip6_dst; + if (fwd_tag == NULL) { + bzero(&dst_sa, sizeof(dst_sa)); + dst_sa.sin6_family = AF_INET6; + dst_sa.sin6_len = sizeof(dst_sa); + dst_sa.sin6_addr = ip6->ip6_dst; + } error = in6_selectroute_fib(&dst_sa, opt, im6o, ro, &ifp, &rt, inp ? inp->inp_inc.inc_fibnum : M_GETFIB(m)); if (error != 0) { @@ -928,7 +930,7 @@ again: if ((m->m_flags & M_IP6_NEXTHOP) && (fwd_tag = m_tag_find(m, PACKET_TAG_IPFORWARD, NULL)) != NULL) { dst = (struct sockaddr_in6 *)&ro->ro_dst; - bcopy((fwd_tag+1), dst, sizeof(struct sockaddr_in6)); + bcopy((fwd_tag+1), &dst_sa, sizeof(struct sockaddr_in6)); m->m_flags |= M_SKIP_FIREWALL; m->m_flags &= ~M_IP6_NEXTHOP; m_tag_delete(m, fwd_tag); |