class_is_registered - Linux

Symbol: class_is_registered

drivers/base/class.c

EXPORT_SYMBOL_GPL(class_is_registered);

drivers/comedi/drivers/comedi_test.c

if (class_is_registered(&ctcls)) {

drivers/gpio/gpiolib-sysfs.c

if (!class_is_registered(&gpio_class)) {

drivers/gpio/gpiolib-sysfs.c

if (!class_is_registered(&gpio_class))

include/linux/device/class.h

bool class_is_registered(const struct class *class);