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Diffstat (limited to 'net/ipv4/tcp_input.c')
-rw-r--r--net/ipv4/tcp_input.c10
1 files changed, 2 insertions, 8 deletions
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index bf4ced9273e8..29c6fc8c7716 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -3926,10 +3926,6 @@ void tcp_parse_options(const struct net *net,
*/
break;
#endif
- case TCPOPT_MPTCP:
- mptcp_parse_option(skb, ptr, opsize, opt_rx);
- break;
-
case TCPOPT_FASTOPEN:
tcp_parse_fastopen_option(
opsize - TCPOLEN_FASTOPEN_BASE,
@@ -4761,7 +4757,8 @@ void tcp_data_ready(struct sock *sk)
const struct tcp_sock *tp = tcp_sk(sk);
int avail = tp->rcv_nxt - tp->copied_seq;
- if (avail < sk->sk_rcvlowat && !sock_flag(sk, SOCK_DONE))
+ if (avail < sk->sk_rcvlowat && !tcp_rmem_pressure(sk) &&
+ !sock_flag(sk, SOCK_DONE))
return;
sk->sk_data_ready(sk);
@@ -5990,9 +5987,6 @@ static int tcp_rcv_synsent_state_process(struct sock *sk, struct sk_buff *skb,
tcp_sync_mss(sk, icsk->icsk_pmtu_cookie);
tcp_initialize_rcv_mss(sk);
- if (sk_is_mptcp(sk))
- mptcp_rcv_synsent(sk);
-
/* Remember, tcp_poll() does not lock socket!
* Change state from SYN-SENT only after copied_seq
* is initialized. */