 */
const char *netdev_drivername(const struct net_device *dev)
{
	const struct device_driver *driver;
	const struct device *parent;
	const char *empty = "";

	parent = dev->dev.parent;
	if (!parent)
		return empty;

	driver = parent->driver;
	if (driver && driver->name)
		return driver->name;
	return empty;
Unknown