/* Call the IRQ function callback. 
This routine is called from the system work queue to signal an UART IRQ. */
static void cdc_acm_irq_callback_work_handler(struct k_work *work)
/* Call the IRQ function callback. 
This routine is called from the system work queue to signal an UART IRQ. */
static void cdc_acm_irq_callback_work_handler(struct k_work *work)
{
	struct cdc_acm_dev_data_t *dev_data;
	dev_data = CONTAINER_OF(work, struct cdc_acm_dev_data_t, cb_work);
	dev_data->cb(dev_data->common.dev, dev_data->cb_data);
}