From 6bcdc40dddfe79408e809ec1e2c13f08c863c0b2 Mon Sep 17 00:00:00 2001 From: Eric Dumazet Date: Thu, 17 Jan 2019 11:23:42 -0800 Subject: tcp: move rx_opt & syn_data_acked init to tcp_disconnect() If we make sure all listeners have these fields cleared, then a clone will also inherit zero values. Signed-off-by: Eric Dumazet Signed-off-by: David S. Miller --- net/ipv4/tcp.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'net/ipv4/tcp.c') diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 2348199e6cee..541bdb9f81d7 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -2617,6 +2617,10 @@ int tcp_disconnect(struct sock *sk, int flags) tp->rack.last_delivered = 0; tp->rack.reo_wnd_persist = 0; tp->rack.dsack_seen = 0; + tp->syn_data_acked = 0; + tp->rx_opt.saw_tstamp = 0; + tp->rx_opt.dsack = 0; + tp->rx_opt.num_sacks = 0; /* Clean up fastopen related fields */ -- cgit v1.2.3-59-g8ed1b