NCI_DATA_EXCHANGE
if (test_and_set_bit(NCI_DATA_EXCHANGE, &ndev->flags)) {
clear_bit(NCI_DATA_EXCHANGE, &ndev->flags);
if (test_bit(NCI_DATA_EXCHANGE, &ndev->flags))
if (test_bit(NCI_DATA_EXCHANGE, &ndev->flags))
if (test_bit(NCI_DATA_EXCHANGE, &ndev->flags))
clear_bit(NCI_DATA_EXCHANGE, &ndev->flags);
clear_bit(NCI_DATA_EXCHANGE, &ndev->flags);
if (test_bit(NCI_DATA_EXCHANGE, &ndev->flags))
if (test_bit(NCI_DATA_EXCHANGE, &ndev->flags))