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tcp: move app_limited init to tcp_disconnect()

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If we make sure all listeners have app_limited set to ~0U,
then a clone will also inherit proper initial value.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet
2019-01-17 11:23:40 -08:00
committed by David S. Miller
parent 5c701549c9
commit 6cda8b7493
2 changed files with 3 additions and 3 deletions
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3
net/ipv4/tcp.c
View File

@ -2609,6 +2609,9 @@ int tcp_disconnect(struct sock *sk, int flags)
tp->sacked_out = 0; tp->sacked_out = 0;
tp->tlp_high_seq = 0; tp->tlp_high_seq = 0;
tp->last_oow_ack_time = 0; tp->last_oow_ack_time = 0;
/* There's a bubble in the pipe until at least the first ACK. */
tp->app_limited = ~0U;
/* Clean up fastopen related fields */ /* Clean up fastopen related fields */
tcp_free_fastopen_req(tp); tcp_free_fastopen_req(tp);

3
net/ipv4/tcp_minisocks.c
View File

@ -486,9 +486,6 @@ struct sock *tcp_create_openreq_child(const struct sock *sk,
newsk->sk_txhash = treq->txhash; newsk->sk_txhash = treq->txhash;
newtp->total_retrans = req->num_retrans; newtp->total_retrans = req->num_retrans;
/* There's a bubble in the pipe until at least the first ACK. */
newtp->app_limited = ~0U;
tcp_init_xmit_timers(newsk); tcp_init_xmit_timers(newsk);
newtp->write_seq = newtp->pushed_seq = treq->snt_isn + 1; newtp->write_seq = newtp->pushed_seq = treq->snt_isn + 1;