Commit a01512b1 authored by YueHaibing's avatar YueHaibing Committed by David S. Miller
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tcp: remove unneeded variable 'err' 



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

Signed-off-by: default avatarYueHaibing <yuehaibing@huawei.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 51f7e951

net/ipv4/tcp.c

+1 −2
Original line number Diff line number Diff line
@@ -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);