tcp: remove one indentation level in tcp_rcv_state_process()

Remove one level of indentation 'introduced' in commit
c3ae62af8e (tcp: should drop incoming frames without ACK flag set)

if (true) {
        ...
}

@acceptable variable is a boolean.

This patch is a pure cleanup.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Yuchung Cheng <ycheng@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2013-05-24 15:03:54 +00:00 committed by David S. Miller
parent 42e52bf9e3
commit 1f6afc8108

View File

@ -5536,6 +5536,7 @@ int tcp_rcv_state_process(struct sock *sk, struct sk_buff *skb,
struct inet_connection_sock *icsk = inet_csk(sk);
struct request_sock *req;
int queued = 0;
bool acceptable;
tp->rx_opt.saw_tstamp = 0;
@ -5606,8 +5607,7 @@ int tcp_rcv_state_process(struct sock *sk, struct sk_buff *skb,
return 0;
/* step 5: check the ACK field */
if (true) {
int acceptable = tcp_ack(sk, skb, FLAG_SLOWPATH |
acceptable = tcp_ack(sk, skb, FLAG_SLOWPATH |
FLAG_UPDATE_TS_RECENT) > 0;
switch (sk->sk_state) {
@ -5642,8 +5642,7 @@ int tcp_rcv_state_process(struct sock *sk, struct sk_buff *skb,
* NULL and sk->sk_socket == NULL.
*/
if (sk->sk_socket)
sk_wake_async(sk,
SOCK_WAKE_IO, POLL_OUT);
sk_wake_async(sk, SOCK_WAKE_IO, POLL_OUT);
tp->snd_una = TCP_SKB_CB(skb)->ack_seq;
tp->snd_wnd = ntohs(th->window) <<
@ -5659,10 +5658,9 @@ int tcp_rcv_state_process(struct sock *sk, struct sk_buff *skb,
* to the regular data transmission case
* when new data has just been ack'ed.
*
* (TFO) - we could try to be more
* aggressive and retranmitting any data
* sooner based on when they were sent
* out.
* (TFO) - we could try to be more aggressive
* and retransmitting any data sooner based
* on when they are sent out.
*/
tcp_rearm_rto(sk);
} else
@ -5709,10 +5707,10 @@ int tcp_rcv_state_process(struct sock *sk, struct sk_buff *skb,
if (dst)
dst_confirm(dst);
if (!sock_flag(sk, SOCK_DEAD))
if (!sock_flag(sk, SOCK_DEAD)) {
/* Wake up lingering close() */
sk->sk_state_change(sk);
else {
} else {
int tmo;
if (tp->linger2 < 0 ||
@ -5757,7 +5755,6 @@ int tcp_rcv_state_process(struct sock *sk, struct sk_buff *skb,
}
break;
}
}
/* step 6: check the URG bit */
tcp_urg(sk, skb, th);