ppdev_class 788 drivers/char/ppdev.c static struct class *ppdev_class; ppdev_class 811 drivers/char/ppdev.c ret = device_create(ppdev_class, port->dev, ppdev_class 827 drivers/char/ppdev.c device_destroy(ppdev_class, MKDEV(PP_MAJOR, port->number)); ppdev_class 858 drivers/char/ppdev.c ppdev_class = class_create(THIS_MODULE, CHRDEV); ppdev_class 859 drivers/char/ppdev.c if (IS_ERR(ppdev_class)) { ppdev_class 860 drivers/char/ppdev.c err = PTR_ERR(ppdev_class); ppdev_class 873 drivers/char/ppdev.c class_destroy(ppdev_class); ppdev_class 884 drivers/char/ppdev.c class_destroy(ppdev_class);