diff options
Diffstat (limited to 'net/ipv4/tcp.c')
| -rw-r--r-- | net/ipv4/tcp.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 6c11eece262c..b22d45010545 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -505,6 +505,15 @@ int tcp_ioctl(struct sock *sk, int cmd, unsigned long arg) else answ = tp->write_seq - tp->snd_una; break; + case SIOCOUTQNSD: + if (sk->sk_state == TCP_LISTEN) + return -EINVAL; + + if ((1 << sk->sk_state) & (TCPF_SYN_SENT | TCPF_SYN_RECV)) + answ = 0; + else + answ = tp->write_seq - tp->snd_nxt; + break; default: return -ENOIOCTLCMD; } @@ -873,9 +882,7 @@ int tcp_sendpage(struct sock *sk, struct page *page, int offset, flags); lock_sock(sk); - TCP_CHECK_TIMER(sk); res = do_tcp_sendpages(sk, &page, offset, size, flags); - TCP_CHECK_TIMER(sk); release_sock(sk); return res; } @@ -916,7 +923,6 @@ int tcp_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, long timeo; lock_sock(sk); - TCP_CHECK_TIMER(sk); flags = msg->msg_flags; timeo = sock_sndtimeo(sk, flags & MSG_DONTWAIT); @@ -1104,7 +1110,6 @@ wait_for_memory: out: if (copied) tcp_push(sk, flags, mss_now, tp->nonagle); - TCP_CHECK_TIMER(sk); release_sock(sk); return copied; @@ -1123,7 +1128,6 @@ do_error: goto out; out_err: err = sk_stream_error(sk, flags, err); - TCP_CHECK_TIMER(sk); release_sock(sk); return err; } @@ -1415,8 +1419,6 @@ int tcp_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, lock_sock(sk); - TCP_CHECK_TIMER(sk); - err = -ENOTCONN; if (sk->sk_state == TCP_LISTEN) goto out; @@ -1767,12 +1769,10 @@ skip_copy: /* Clean up data we have read: This will do ACK frames. */ tcp_cleanup_rbuf(sk, copied); - TCP_CHECK_TIMER(sk); release_sock(sk); return copied; out: - TCP_CHECK_TIMER(sk); release_sock(sk); return err; @@ -2653,7 +2653,7 @@ int compat_tcp_getsockopt(struct sock *sk, int level, int optname, EXPORT_SYMBOL(compat_tcp_getsockopt); #endif -struct sk_buff *tcp_tso_segment(struct sk_buff *skb, int features) +struct sk_buff *tcp_tso_segment(struct sk_buff *skb, u32 features) { struct sk_buff *segs = ERR_PTR(-EINVAL); struct tcphdr *th; |