diff options
Diffstat (limited to 'net/ipv6/tcp_ipv6.c')
| -rw-r--r-- | net/ipv6/tcp_ipv6.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index 41389bbb08c0..ad658332cf7d 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -754,6 +754,8 @@ struct request_sock_ops tcp6_request_sock_ops __read_mostly = { }; static const struct tcp_request_sock_ops tcp_request_sock_ipv6_ops = { + .mss_clamp = IPV6_MIN_MTU - sizeof(struct tcphdr) - + sizeof(struct ipv6hdr), #ifdef CONFIG_TCP_MD5SIG .md5_lookup = tcp_v6_reqsk_md5_lookup, .calc_md5_hash = tcp_v6_md5_hash_skb, @@ -1047,7 +1049,7 @@ static int tcp_v6_conn_request(struct sock *sk, struct sk_buff *skb) af_ops = tcp_rsk(req)->af_specific = &tcp_request_sock_ipv6_ops; tcp_clear_options(&tmp_opt); - tmp_opt.mss_clamp = IPV6_MIN_MTU - sizeof(struct tcphdr) - sizeof(struct ipv6hdr); + tmp_opt.mss_clamp = af_ops->mss_clamp; tmp_opt.user_mss = tp->rx_opt.user_mss; tcp_parse_options(skb, &tmp_opt, 0, want_cookie ? NULL : &foc); |