remove "struct subsystem" as it is no longer needed
We need to work on cleaning up the relationship between kobjects, ksets and
ktypes. The removal of 'struct subsystem' is the first step of this,
especially as it is not really needed at all.
Thanks to Kay for fixing the bugs in this patch.
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/base/class.c b/drivers/base/class.c
index 80bbb20..20c4ea6 100644
--- a/drivers/base/class.c
+++ b/drivers/base/class.c
@@ -19,10 +19,8 @@
#include <linux/slab.h>
#include "base.h"
-extern struct subsystem devices_subsys;
-
#define to_class_attr(_attr) container_of(_attr, struct class_attribute, attr)
-#define to_class(obj) container_of(obj, struct class, subsys.kset.kobj)
+#define to_class(obj) container_of(obj, struct class, subsys.kobj)
static ssize_t
class_attr_show(struct kobject * kobj, struct attribute * attr, char * buf)
@@ -80,7 +78,7 @@
{
int error;
if (cls) {
- error = sysfs_create_file(&cls->subsys.kset.kobj, &attr->attr);
+ error = sysfs_create_file(&cls->subsys.kobj, &attr->attr);
} else
error = -EINVAL;
return error;
@@ -89,7 +87,7 @@
void class_remove_file(struct class * cls, const struct class_attribute * attr)
{
if (cls)
- sysfs_remove_file(&cls->subsys.kset.kobj, &attr->attr);
+ sysfs_remove_file(&cls->subsys.kobj, &attr->attr);
}
static struct class *class_get(struct class *cls)
@@ -147,7 +145,7 @@
INIT_LIST_HEAD(&cls->interfaces);
kset_init(&cls->class_dirs);
init_MUTEX(&cls->sem);
- error = kobject_set_name(&cls->subsys.kset.kobj, "%s", cls->name);
+ error = kobject_set_name(&cls->subsys.kobj, "%s", cls->name);
if (error)
return error;
@@ -611,7 +609,7 @@
if (parent_class_dev)
class_dev->kobj.parent = &parent_class_dev->kobj;
else
- class_dev->kobj.parent = &parent_class->subsys.kset.kobj;
+ class_dev->kobj.parent = &parent_class->subsys.kobj;
error = kobject_add(&class_dev->kobj);
if (error)
@@ -619,7 +617,7 @@
/* add the needed attributes to this device */
error = sysfs_create_link(&class_dev->kobj,
- &parent_class->subsys.kset.kobj, "subsystem");
+ &parent_class->subsys.kobj, "subsystem");
if (error)
goto out3;
class_dev->uevent_attr.attr.name = "uevent";
@@ -917,8 +915,8 @@
/* ick, this is ugly, the things we go through to keep from showing up
* in sysfs... */
subsystem_init(&class_obj_subsys);
- if (!class_obj_subsys.kset.subsys)
- class_obj_subsys.kset.subsys = &class_obj_subsys;
+ if (!class_obj_subsys.kobj.parent)
+ class_obj_subsys.kobj.parent = &class_obj_subsys.kobj;
return 0;
}