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tcp: tcp_tx_timestamp() cleanup 

tcp_write_queue_tail() call can be factorized.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
hifive-unleashed-5.1
Eric Dumazet 2017-10-05 22:21:23 -07:00 committed by David S. Miller
parent ac3f09ba3e
commit 4e8cc22803
1 changed files with 5 additions and 3 deletions
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8
net/ipv4/tcp.c
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@ -469,8 +469,10 @@ void tcp_init_transfer(struct sock *sk, int bpf_op)
tcp_init_buffer_space(sk);
}
static void tcp_tx_timestamp(struct sock *sk, u16 tsflags, struct sk_buff *skb)
static void tcp_tx_timestamp(struct sock *sk, u16 tsflags)
{
struct sk_buff *skb = tcp_write_queue_tail(sk);
if (tsflags && skb) {
struct skb_shared_info *shinfo = skb_shinfo(skb);
struct tcp_skb_cb *tcb = TCP_SKB_CB(skb);
@ -1041,7 +1043,7 @@ wait_for_memory:
out:
if (copied) {
tcp_tx_timestamp(sk, sk->sk_tsflags, tcp_write_queue_tail(sk));
tcp_tx_timestamp(sk, sk->sk_tsflags);
if (!(flags & MSG_SENDPAGE_NOTLAST))
tcp_push(sk, flags, mss_now, tp->nonagle, size_goal);
}
@ -1418,7 +1420,7 @@ wait_for_memory:
out:
if (copied) {
tcp_tx_timestamp(sk, sockc.tsflags, tcp_write_queue_tail(sk));
tcp_tx_timestamp(sk, sockc.tsflags);
tcp_push(sk, flags, mss_now, tp->nonagle, size_goal);
}
out_nopush: