SUNRPC: xs_reset_transport must mark the connection as disconnected

In case the reconnection attempt fails.

Cc: stable@vger.kernel.org
Signed-off-by: NTrond Myklebust <trond.myklebust@primarydata.com>

net/sunrpc/xprtsock.c

@@ -829,6 +829,7 @@ static void xs_reset_transport(struct sock_xprt *transport)
 	sk->sk_user_data = NULL;
 
 	xs_restore_old_callbacks(transport, sk);
+	xprt_clear_connected(xprt);
 	write_unlock_bh(&sk->sk_callback_lock);
 	xs_sock_reset_connection_flags(xprt);