Driver core: remove subsys_set_kset

This macro is only used by the driver core and is held over from when we
had subsystems.  It is not needed anymore.
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/base/bus.c

@@ -823,7 +823,8 @@ int bus_register(struct bus_type * bus)
 	if (retval)
 		goto out;
 
-	subsys_set_kset(bus, bus_subsys);
+	bus->subsys.kobj.kset = &bus_subsys;
+
 	retval = subsystem_register(&bus->subsys);
 	if (retval)
 		goto out;

drivers/base/class.c

@@ -149,7 +149,7 @@ int class_register(struct class * cls)
 	if (error)
 		return error;
 
-	subsys_set_kset(cls, class_subsys);
+	cls->subsys.kobj.kset = &class_subsys;
 
 	error = subsystem_register(&cls->subsys);
 	if (!error) {

include/linux/kobject.h

@@ -241,19 +241,6 @@ extern struct kset hypervisor_subsys;
 #define kset_set_kset_s(obj,subsys) \
 	(obj)->kset.kobj.kset = &(subsys)
 
-/**
- *	subsys_set_kset(obj,subsys) - set kset for subsystem
- *	@obj:		ptr to some object type.
- *	@_subsys:	a subsystem object (not a ptr).
- *
- *	Can be used for any object type with an embedded ->subsys.
- *	Sets the kset of @obj's kobject to @subsys.kset. This makes
- *	the object a member of that kset.
- */
-
-#define subsys_set_kset(obj,_subsys) \
-	(obj)->subsys.kobj.kset = &(_subsys)
-
 extern void subsystem_init(struct kset *);
 extern int __must_check subsystem_register(struct kset *);
 extern void subsystem_unregister(struct kset *);