tcp: add init_cookie_seq method to tcp_request_sock_ops
Move the specific IPv4/IPv6 cookie sequence initialization to a new
method in tcp_request_sock_ops in preparation for unifying
tcp_v4_conn_request and tcp_v6_conn_request.
Signed-off-by: Octavian Purdila <octavian.purdila@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 87a360c..17710cf 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -761,6 +761,9 @@
.calc_md5_hash = tcp_v6_md5_hash_skb,
#endif
.init_req = tcp_v6_init_req,
+#ifdef CONFIG_SYN_COOKIES
+ .cookie_init_seq = cookie_v6_init_sequence,
+#endif
};
static void tcp_v6_send_response(struct sk_buff *skb, u32 seq, u32 ack, u32 win,
@@ -1061,7 +1064,7 @@
if (!isn) {
if (want_cookie) {
- isn = cookie_v6_init_sequence(sk, skb, &req->mss);
+ isn = cookie_init_sequence(af_ops, sk, skb, &req->mss);
req->cookie_ts = tmp_opt.tstamp_ok;
goto have_isn;
}