static int sco_sock_setsockopt(struct socket *sock, int level, int optname, char __user *optval, unsigned int optlen)
{
	struct sock *sk = sock->sk;
	int err = 0;

	BT_DBG("sk %p", sk);

	lock_sock(sk);

	switch (optname) {
	default:
		err = -ENOPROTOOPT;
		break;
	}

	release_sock(sk);
	return err;
}
static int sco_sock_setsockopt(struct socket *sock, int level, int optname, char __user *optval, unsigned int optlen)
{
	struct sock *sk = sock->sk;
	int err = 0;

	BT_DBG("sk %p", sk);

	lock_sock(sk);

	switch (optname) {
	default:
		err = -ENOPROTOOPT;
		break;
	}

	release_sock(sk);
	return err;
}