diff options
Diffstat (limited to 'net/mptcp/protocol.c')
| -rw-r--r-- | net/mptcp/protocol.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c index 34c037731f35..82b324ed3c4c 100644 --- a/net/mptcp/protocol.c +++ b/net/mptcp/protocol.c @@ -284,7 +284,7 @@ static bool __mptcp_move_skb(struct mptcp_sock *msk, struct sock *ssk, if (MPTCP_SKB_CB(skb)->map_seq == msk->ack_seq) { /* in sequence */ - msk->ack_seq += copy_len; + WRITE_ONCE(msk->ack_seq, msk->ack_seq + copy_len); tail = skb_peek_tail(&sk->sk_receive_queue); if (tail && mptcp_try_coalesce(sk, tail, skb)) return true; @@ -402,7 +402,7 @@ static void mptcp_check_data_fin(struct sock *sk) if (mptcp_pending_data_fin(sk, &rcv_data_fin_seq)) { struct mptcp_subflow_context *subflow; - msk->ack_seq++; + WRITE_ONCE(msk->ack_seq, msk->ack_seq + 1); WRITE_ONCE(msk->rcv_data_fin, 0); sk->sk_shutdown |= RCV_SHUTDOWN; @@ -2039,7 +2039,7 @@ struct sock *mptcp_sk_clone(const struct sock *sk, msk->remote_key = mp_opt->sndr_key; mptcp_crypto_key_sha(msk->remote_key, NULL, &ack_seq); ack_seq++; - msk->ack_seq = ack_seq; + WRITE_ONCE(msk->ack_seq, ack_seq); } sock_reset_flag(nsk, SOCK_RCU_FREE); @@ -2398,7 +2398,7 @@ bool mptcp_finish_join(struct sock *sk) parent_sock = READ_ONCE(parent->sk_socket); if (parent_sock && !sk->sk_socket) mptcp_sock_graft(sk, parent_sock); - subflow->map_seq = msk->ack_seq; + subflow->map_seq = READ_ONCE(msk->ack_seq); return true; } |