class_find_device_by_name
dev = class_find_device_by_name(&stm_class, buf);
led_dev = class_find_device_by_name(&leds_class, provider);
(dev = class_find_device_by_name(&leds_class, name))) {
d = class_find_device_by_name(&mdio_bus_class, mdio_name);
dev = class_find_device_by_name(&pci_epc_class, epc_name);
dev = class_find_device_by_name(&ptp_class, name);
dev = class_find_device_by_name(&rtc_class, name);
struct device *dev = class_find_device_by_name(&zcrypt_class, name);
dev = class_find_device_by_name(&pd_class, name);
dev = class_find_device_by_name(&backlight_class, name);
dev = class_find_device_by_name(&wpan_phy_class, str);