tcp: remove tcp_synack_options() socket argument

We do not use the socket in this function.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 7 insertions, 8 deletions

diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 4cd0b50d4e46..87392cb51b11 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -612,12 +612,11 @@ static unsigned int tcp_syn_options(struct sock *sk, struct sk_buff *skb,
 }
 
 /* Set up TCP options for SYN-ACKs. */
-static unsigned int tcp_synack_options(struct sock *sk,
-                                   struct request_sock *req,
-                                   unsigned int mss, struct sk_buff *skb,
-                                   struct tcp_out_options *opts,
-                                   const struct tcp_md5sig_key *md5,
-                                   struct tcp_fastopen_cookie *foc)
+static unsigned int tcp_synack_options(struct request_sock *req,
+                                       unsigned int mss, struct sk_buff *skb,
+                                       struct tcp_out_options *opts,
+                                       const struct tcp_md5sig_key *md5,
+                                       struct tcp_fastopen_cookie *foc)
 {
         struct inet_request_sock *ireq = inet_rsk(req);
         unsigned int remaining = MAX_TCP_OPTION_SPACE;
@@ -2989,8 +2988,8 @@ struct sk_buff *tcp_make_synack(struct sock *sk, struct dst_entry *dst,
         md5 = tcp_rsk(req)->af_specific->req_md5_lookup(sk, req_to_sk(req));
 #endif
         skb_set_hash(skb, tcp_rsk(req)->txhash, PKT_HASH_TYPE_L4);
-        tcp_header_size = tcp_synack_options(sk, req, mss, skb, &opts, md5,
-                                             foc) + sizeof(*th);
+        tcp_header_size = tcp_synack_options(req, mss, skb, &opts, md5, foc) +
+                          sizeof(*th);
 
         skb_push(skb, tcp_header_size);
         skb_reset_transport_header(skb);