tcp: fastopen: note that a child socket was created

tcp: fastopen: note that a child socket was created

This uses up the last bit in a field of tcp_sock.

Signed-off-by: Jeremy Harris <[email protected]>
Reviewed-by: Eric Dumazet <[email protected]>
Reviewed-by: Neal Cardwell <[email protected]>
Link: https://patch.msgid.link/[email protected]
Signed-off-by: Jakub Kicinski <[email protected]>

1 files changed, 1 insertions, 0 deletions

diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index e0e96f8fd47c..df3eb0fb7cb3 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -3409,6 +3409,7 @@ int tcp_disconnect(struct sock *sk, int flags)
 	tp->rack.reo_wnd_persist = 0;
 	tp->rack.dsack_seen = 0;
 	tp->syn_data_acked = 0;
+	tp->syn_fastopen_child = 0;
 	tp->rx_opt.saw_tstamp = 0;
 	tp->rx_opt.dsack = 0;
 	tp->rx_opt.num_sacks = 0;