New sockets get the field set to TCP_INFINITE_SSTHRESH in tcp_init_sock() In case a socket had this field changed and transitions to TCP_LISTEN state, tcp_disconnect() also makes sure snd_ssthresh is set to TCP_INFINITE_SSTHRESH.
So a listener has this field set to TCP_INFINITE_SSTHRESH already. Signed-off-by: Eric Dumazet <eduma...@google.com> --- net/ipv4/tcp_minisocks.c | 1 - 1 file changed, 1 deletion(-) diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c index 12affb7864d981a6494059232c4965aaee756803..0cffa5937b1261984c3986b107220af495264437 100644 --- a/net/ipv4/tcp_minisocks.c +++ b/net/ipv4/tcp_minisocks.c @@ -488,7 +488,6 @@ struct sock *tcp_create_openreq_child(const struct sock *sk, newtp->packets_out = 0; newtp->retrans_out = 0; newtp->sacked_out = 0; - newtp->snd_ssthresh = TCP_INFINITE_SSTHRESH; newtp->tlp_high_seq = 0; newtp->lsndtime = tcp_jiffies32; newsk->sk_txhash = treq->txhash; -- 2.20.1.321.g9e740568ce-goog