diff options
| author | Jun-ichiro itojun Hagino <itojun@cvs.openbsd.org> | 2002-06-07 15:51:55 +0000 |
|---|---|---|
| committer | Jun-ichiro itojun Hagino <itojun@cvs.openbsd.org> | 2002-06-07 15:51:55 +0000 |
| commit | 0c8b7582d0f7f796ce21e0b594bab46fbe3131d3 (patch) | |
| tree | 17da36af7785be214a47bf51720e95a40b68a6df /sys/netinet | |
| parent | 130db8e37f5c59e5f18949dc55e4eaf9fc92cf30 (diff) | |
no need for IPv4 mapped addr support
Diffstat (limited to 'sys/netinet')
| -rw-r--r-- | sys/netinet/tcp_input.c | 20 |
1 files changed, 6 insertions, 14 deletions
diff --git a/sys/netinet/tcp_input.c b/sys/netinet/tcp_input.c index 86914df49c9..3db4bcdcda2 100644 --- a/sys/netinet/tcp_input.c +++ b/sys/netinet/tcp_input.c @@ -1,4 +1,4 @@ -/* $OpenBSD: tcp_input.c,v 1.114 2002/06/07 06:42:00 itojun Exp $ */ +/* $OpenBSD: tcp_input.c,v 1.115 2002/06/07 15:51:54 itojun Exp $ */ /* $NetBSD: tcp_input.c,v 1.23 1996/02/13 23:43:44 christos Exp $ */ /* @@ -3005,19 +3005,11 @@ tcp_mss(tp, offer) } #ifdef INET6 else if (is_ipv6) { - if (inp && IN6_IS_ADDR_V4MAPPED(&inp->inp_faddr6)) { - /* mapped addr case */ - struct in_addr d; - bcopy(&inp->inp_faddr6.s6_addr32[3], &d, sizeof(d)); - if (ip_mtudisc || in_localaddr(d)) - mss = ifp->if_mtu - iphlen - sizeof(struct tcphdr); - } else { - /* - * for IPv6, path MTU discovery is always turned on, - * or the node must use packet size <= 1280. - */ - mss = IN6_LINKMTU(ifp) - iphlen - sizeof(struct tcphdr); - } + /* + * for IPv6, path MTU discovery is always turned on, + * or the node must use packet size <= 1280. + */ + mss = IN6_LINKMTU(ifp) - iphlen - sizeof(struct tcphdr); } #endif /* INET6 */ |