diff options
Diffstat (limited to 'kernel/net/ipv4/tcp_diag.c')
| -rw-r--r-- | kernel/net/ipv4/tcp_diag.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/kernel/net/ipv4/tcp_diag.c b/kernel/net/ipv4/tcp_diag.c index 79b34a0f4..b31604086 100644 --- a/kernel/net/ipv4/tcp_diag.c +++ b/kernel/net/ipv4/tcp_diag.c @@ -19,13 +19,14 @@ static void tcp_diag_get_info(struct sock *sk, struct inet_diag_msg *r, void *_info) { - const struct tcp_sock *tp = tcp_sk(sk); struct tcp_info *info = _info; - if (sk->sk_state == TCP_LISTEN) { + if (sk_state_load(sk) == TCP_LISTEN) { r->idiag_rqueue = sk->sk_ack_backlog; r->idiag_wqueue = sk->sk_max_ack_backlog; - } else { + } else if (sk->sk_type == SOCK_STREAM) { + const struct tcp_sock *tp = tcp_sk(sk); + r->idiag_rqueue = max_t(int, tp->rcv_nxt - tp->copied_seq, 0); r->idiag_wqueue = tp->write_seq - tp->snd_una; } @@ -50,6 +51,7 @@ static const struct inet_diag_handler tcp_diag_handler = { .dump_one = tcp_diag_dump_one, .idiag_get_info = tcp_diag_get_info, .idiag_type = IPPROTO_TCP, + .idiag_info_size = sizeof(struct tcp_info), }; static int __init tcp_diag_init(void) |