diff options
Diffstat (limited to 'net/ipv6/tcp_ipv6.c')
| -rw-r--r-- | net/ipv6/tcp_ipv6.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index 413b3425ac66..f67d45ff00b4 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -463,6 +463,8 @@ static int tcp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt, if (fastopen && !fastopen->sk) break; + ipv6_icmp_error(sk, skb, err, th->dest, ntohl(info), (u8 *)th); + if (!sock_owned_by_user(sk)) { sk->sk_err = err; sk->sk_error_report(sk); /* Wake people up to see the error (see connect in sock.c) */ @@ -471,6 +473,15 @@ static int tcp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt, } else sk->sk_err_soft = err; goto out; + case TCP_LISTEN: + break; + default: + /* check if this ICMP message allows revert of backoff. + * (see RFC 6069) + */ + if (!fastopen && type == ICMPV6_DEST_UNREACH && + code == ICMPV6_NOROUTE) + tcp_ld_RTO_revert(sk, seq); } if (!sock_owned_by_user(sk) && np->recverr) { @@ -2110,6 +2121,7 @@ struct proto tcpv6_prot = { #endif .diag_destroy = tcp_abort, }; +EXPORT_SYMBOL_GPL(tcpv6_prot); /* thinking of making this const? Don't. * early_demux can change based on sysctl. |