umc = kzalloc(sizeof(struct umc_dev), GFP_KERNEL);
if (umc) {
- snprintf(umc->dev.bus_id, sizeof(umc->dev.bus_id), "%s-%d",
- parent->bus_id, n);
+ dev_set_name(&umc->dev, "%s-%d", dev_name(parent), n);
umc->dev.parent = parent;
umc->dev.bus = &umc_bus_type;
umc->dev.release = umc_device_release;