Driver core: convert ppdev code to use struct device

Converts from using struct "class_device" to "struct device" making
everything show up properly in /sys/devices/ with symlinks from the
/sys/class directory.
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

drivers/char/ppdev.c

@@ -752,13 +752,13 @@ static const struct file_operations pp_fops = {
 
 static void pp_attach(struct parport *port)
 {
-	class_device_create(ppdev_class, NULL, MKDEV(PP_MAJOR, port->number),
-			NULL, "parport%d", port->number);
+	device_create(ppdev_class, NULL, MKDEV(PP_MAJOR, port->number),
+			"parport%d", port->number);
 }
 
 static void pp_detach(struct parport *port)
 {
-	class_device_destroy(ppdev_class, MKDEV(PP_MAJOR, port->number));
+	device_destroy(ppdev_class, MKDEV(PP_MAJOR, port->number));
 }
 
 static struct parport_driver pp_driver = {