tcp: do not clear urg_data in tcp_create_openreq_child
authorEric Dumazet <edumazet@google.com>
Thu, 17 Jan 2019 19:23:38 +0000 (11:23 -0800)
committerDavid S. Miller <davem@davemloft.net>
Fri, 18 Jan 2019 06:19:05 +0000 (22:19 -0800)
All listeners have this field cleared already, since tcp_disconnect()
clears it and newly created sockets have also a zero value here.

So a clone will inherit a zero value here.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/ipv4/tcp_minisocks.c

index ca96e7da99b6e450a5e881e280ad84137a57409d..2747aa72b8e2b5c190c2c3e68a7dea04ee97dcac 100644 (file)
@@ -501,8 +501,6 @@ struct sock *tcp_create_openreq_child(const struct sock *sk,
        newtp->rx_opt.dsack = 0;
        newtp->rx_opt.num_sacks = 0;
 
-       newtp->urg_data = 0;
-
        if (sock_flag(newsk, SOCK_KEEPOPEN))
                inet_csk_reset_keepalive_timer(newsk,
                                               keepalive_time_when(newtp));