driver model: clean up struct device_class a bit.

- Remove unused class_list.
- Use lists in subordinate subsystems for storing lists of devices and
  drivers.
- Rename 'drvsubsys' to 'drivers' and 'devsubsys' to 'devices', to be more
  meaningful.

1 files changed, 2 insertions, 4 deletions

diff --git a/include/linux/device.h b/include/linux/device.h
index e04fcb87aca6..2a67cef3ae9f 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -162,10 +162,8 @@ struct device_class {
 	u32			devnum;
 
 	struct subsystem	subsys;
-	struct subsystem	devsubsys;
-	struct subsystem	drvsubsys;
-	struct list_head	drivers;
-	struct list_head	devices;
+	struct subsystem	devices;
+	struct subsystem	drivers;
 
 	int	(*add_device)(struct device *);
 	void	(*remove_device)(struct device *);