static void cma_remove_one(struct ib_device *device)
{
	struct cma_device *cma_dev;

	cma_dev = ib_get_client_data(device, &cma_client);
	if (!cma_dev)
		return;

	mutex_lock(&lock);
	list_del(&cma_dev->list);
	mutex_unlock(&lock);

	cma_process_remove(cma_dev);
	kfree(cma_dev);
}

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.