diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index e767721b3a588b5d56567ae7badf5dffcd35a76a..9efbd742150d0a4f0ee15d5b7ee43b2e52543c3b 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -2710,7 +2710,7 @@ void tcp_shutdown(struct sock *sk, int how) /* If we've already sent a FIN, or it's a closed state, skip this. */ if ((1 << sk->sk_state) & (TCPF_ESTABLISHED | TCPF_SYN_SENT | - TCPF_SYN_RECV | TCPF_CLOSE_WAIT)) { + TCPF_CLOSE_WAIT)) { /* Clear out any half completed packets. FIN if needed. */ if (tcp_close_state(sk)) tcp_send_fin(sk); diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c index 5d874817a78db31a4a807ab80e9158300329423d..a140d9f7a0a36e6a0b90c97a44a1e54e7639c71f 100644 --- a/net/ipv4/tcp_input.c +++ b/net/ipv4/tcp_input.c @@ -6761,6 +6761,8 @@ tcp_rcv_state_process(struct sock *sk, struct sk_buff *skb) tcp_initialize_rcv_mss(sk); tcp_fast_path_on(tp); + if (sk->sk_shutdown & SEND_SHUTDOWN) + tcp_shutdown(sk, SEND_SHUTDOWN); break; case TCP_FIN_WAIT1: { diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c index e3167ad965676facaacd8f82848c52cf966f97c3..02caeb7bcf6342713019d31891998fdbe426b573 100644 --- a/net/ipv4/tcp_output.c +++ b/net/ipv4/tcp_output.c @@ -3563,7 +3563,9 @@ void tcp_send_fin(struct sock *sk) return; } } else { - skb = alloc_skb_fclone(MAX_TCP_HEADER, sk->sk_allocation); + skb = alloc_skb_fclone(MAX_TCP_HEADER, + sk_gfp_mask(sk, GFP_ATOMIC | + __GFP_NOWARN)); if (unlikely(!skb)) return;