1 files changed, 5 insertions, 2 deletions

diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c
index 5401dbd39c8f..adc6ce486a38 100644
--- a/net/ipv4/tcp_minisocks.c
+++ b/net/ipv4/tcp_minisocks.c
@@ -462,6 +462,7 @@ struct sock *tcp_create_openreq_child(const struct sock *sk,
         struct tcp_request_sock *treq = tcp_rsk(req);
         struct inet_connection_sock *newicsk;
         struct tcp_sock *oldtp, *newtp;
+        u32 seq;
 
         if (!newsk)
                 return NULL;
@@ -475,8 +476,10 @@ struct sock *tcp_create_openreq_child(const struct sock *sk,
         /* Now setup tcp_sock */
         newtp->pred_flags = 0;
 
-        newtp->rcv_wup = newtp->copied_seq =
-        newtp->rcv_nxt = treq->rcv_isn + 1;
+        seq = treq->rcv_isn + 1;
+        newtp->rcv_wup = seq;
+        newtp->copied_seq = seq;
+        WRITE_ONCE(newtp->rcv_nxt, seq);
         newtp->segs_in = 1;
 
         newtp->snd_sml = newtp->snd_una =