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tcp: remove unneeded variable 'err'

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variable 'err' is unmodified after initalization,
so simply cleans up it and returns 0.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
YueHaibing 2018-08-03 16:28:48 +08:00 committed by David S. Miller
parent 51f7e95187
commit a01512b14d
1 changed files with 1 additions and 2 deletions
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3
net/ipv4/tcp.c
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@ -2531,7 +2531,6 @@ int tcp_disconnect(struct sock *sk, int flags)
struct inet_sock *inet = inet_sk(sk);
struct inet_connection_sock *icsk = inet_csk(sk);
struct tcp_sock *tp = tcp_sk(sk);
int err = 0;
int old_state = sk->sk_state;
if (old_state != TCP_CLOSE)
@ -2612,7 +2611,7 @@ int tcp_disconnect(struct sock *sk, int flags)
}
sk->sk_error_report(sk);
return err;
return 0;
}
EXPORT_SYMBOL(tcp_disconnect);