ADR_CHANGE_BN
set_bit(ADR_CHANGE_BN, &priv->state);
clear_bit(ADR_CHANGE_BN, &nec_priv->state);
test_bit(ADR_CHANGE_BN, &nec_priv->state) ||
if (test_bit(ADR_CHANGE_BN, &nec_priv->state)) {
test_bit(ADR_CHANGE_BN, &nec_priv->state) ||
if (test_bit(ADR_CHANGE_BN, &nec_priv->state))