ATH12K_FLAG_UNREGISTERING
set_bit(ATH12K_FLAG_UNREGISTERING, &ab->dev_flags);
if (!(test_bit(ATH12K_FLAG_UNREGISTERING, &ab->dev_flags))) {
if (!(test_bit(ATH12K_FLAG_UNREGISTERING, &ab->dev_flags))) {
set_bit(ATH12K_FLAG_UNREGISTERING, &ab->dev_flags);
if (test_bit(ATH12K_FLAG_UNREGISTERING, &ab->dev_flags))