diff options
Diffstat (limited to 'net/ipv6/tcp_ipv6.c')
| -rw-r--r-- | net/ipv6/tcp_ipv6.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index 7132eb213a7a..40dd92a2f480 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -93,12 +93,8 @@ static struct tcp_md5sig_key *tcp_v6_md5_do_lookup(const struct sock *sk, * This avoids a dereference and allow compiler optimizations. * It is a specialized version of inet6_sk_generic(). */ -static struct ipv6_pinfo *tcp_inet6_sk(const struct sock *sk) -{ - unsigned int offset = sizeof(struct tcp6_sock) - sizeof(struct ipv6_pinfo); - - return (struct ipv6_pinfo *)(((u8 *)sk) + offset); -} +#define tcp_inet6_sk(sk) (&container_of_const(tcp_sk(sk), \ + struct tcp6_sock, tcp)->inet6) static void inet6_sk_rx_dst_set(struct sock *sk, const struct sk_buff *skb) { @@ -533,7 +529,7 @@ static int tcp_v6_send_synack(const struct sock *sk, struct dst_entry *dst, struct sk_buff *syn_skb) { struct inet_request_sock *ireq = inet_rsk(req); - struct ipv6_pinfo *np = tcp_inet6_sk(sk); + const struct ipv6_pinfo *np = tcp_inet6_sk(sk); struct ipv6_txoptions *opt; struct flowi6 *fl6 = &fl->u.ip6; struct sk_buff *skb; @@ -2154,7 +2150,7 @@ struct proto tcpv6_prot = { .keepalive = tcp_set_keepalive, .recvmsg = tcp_recvmsg, .sendmsg = tcp_sendmsg, - .sendpage = tcp_sendpage, + .splice_eof = tcp_splice_eof, .backlog_rcv = tcp_v6_do_rcv, .release_cb = tcp_release_cb, .hash = inet6_hash, |