fake_device
struct fake_device *fake_dev;
fake_dev = kunit_kzalloc(test, sizeof(struct fake_device), GFP_KERNEL);
struct fake_driver *fake_device;
fake_device = kzalloc_obj(*fake_device);
if (!fake_device) {
fake_bridge->driver_priv = fake_device;
fake_device->parent = fake_bridge;
mutex_init(&fake_device->vme_int);
tasklet_init(&fake_device->int_tasklet, fake_VIRQ_tasklet,
kfree(fake_device);