diff --git a/net/tipc/topsrv.c b/net/tipc/topsrv.c index 41f4464ac6cc..ec9a7137d267 100644 --- a/net/tipc/topsrv.c +++ b/net/tipc/topsrv.c @@ -407,7 +407,9 @@ static int tipc_conn_rcv_from_sock(struct tipc_conn *con) return -EWOULDBLOCK; if (ret == sizeof(s)) { read_lock_bh(&sk->sk_callback_lock); - ret = tipc_conn_rcv_sub(srv, con, &s); + /* RACE: the connection can be closed in the meantime */ + if (likely(connected(con))) + ret = tipc_conn_rcv_sub(srv, con, &s); read_unlock_bh(&sk->sk_callback_lock); if (!ret) return 0;