Driver core: remove subsys_put()

There are no more subsystems, it's a kset now so remove the function and
the only two users, which are in the driver core.


Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/base/bus.c

@@ -734,7 +734,7 @@ struct bus_type *get_bus(struct bus_type *bus)
 
 void put_bus(struct bus_type * bus)
 {
-	subsys_put(&bus->subsys);
+	kset_put(&bus->subsys);
 }