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-rw-r--r--net/ipv4/af_inet.c3
-rw-r--r--net/ipv4/inet_connection_sock.c4
-rw-r--r--net/ipv4/tcp.c1
3 files changed, 8 insertions, 0 deletions
diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
index 835f4f9d98d2..4e635dd3d3c8 100644
--- a/net/ipv4/af_inet.c
+++ b/net/ipv4/af_inet.c
@@ -330,6 +330,9 @@ lookup_protocol:
if (INET_PROTOSW_REUSE & answer_flags)
sk->sk_reuse = SK_CAN_REUSE;
+ if (INET_PROTOSW_ICSK & answer_flags)
+ inet_init_csk_locks(sk);
+
inet = inet_sk(sk);
inet_assign_bit(IS_ICSK, sk, INET_PROTOSW_ICSK & answer_flags);
diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c
index 8e2eb1793685..459af1f89739 100644
--- a/net/ipv4/inet_connection_sock.c
+++ b/net/ipv4/inet_connection_sock.c
@@ -727,6 +727,10 @@ out:
}
if (req)
reqsk_put(req);
+
+ if (newsk)
+ inet_init_csk_locks(newsk);
+
return newsk;
out_err:
newsk = NULL;
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 1baa484d2190..a1c6de385cce 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -722,6 +722,7 @@ void tcp_push(struct sock *sk, int flags, int mss_now,
if (!test_bit(TSQ_THROTTLED, &sk->sk_tsq_flags)) {
NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPAUTOCORKING);
set_bit(TSQ_THROTTLED, &sk->sk_tsq_flags);
+ smp_mb__after_atomic();
}
/* It is possible TX completion already happened
* before we set TSQ_THROTTLED.