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tcp: remove tcp_synack_options() socket argument

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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>
This commit is contained in:
Eric Dumazet 2015-09-25 07:39:17 -07:00 committed by David S. Miller
parent cfe673b0ae
commit 37bfbdda0b
1 changed files with 7 additions and 8 deletions
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15
net/ipv4/tcp_output.c
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@ -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);