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);
 }
 
 

drivers/base/class.c

@@ -100,7 +100,7 @@ static struct class *class_get(struct class *cls)
 static void class_put(struct class * cls)
 {
 	if (cls)
-		subsys_put(&cls->subsys);
+		kset_put(&cls->subsys);
 }
 
 

include/linux/kobject.h

@@ -238,11 +238,6 @@ static inline struct kset *subsys_get(struct kset *s)
 	return NULL;
 }
 
-static inline void subsys_put(struct kset *s)
-{
-	kset_put(s);
-}
-
 struct subsys_attribute {
 	struct attribute attr;
 	ssize_t (*show)(struct kset *, char *);

lib/kobject.c

@@ -681,7 +681,7 @@ int subsys_create_file(struct kset *s, struct subsys_attribute *a)
 
 	if (subsys_get(s)) {
 		error = sysfs_create_file(&s->kobj, &a->attr);
-		subsys_put(s);
+		kset_put(s);
 	}
 	return error;
 }