kobject: get rid of kobject_add_dir

kobject_create_and_add is the same as kobject_add_dir, so drop
kobject_add_dir.


Cc: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/base/core.c

@@ -562,7 +562,8 @@ static struct kobject *virtual_device_parent(struct device *dev)
 	static struct kobject *virtual_dir = NULL;
 
 	if (!virtual_dir)
-		virtual_dir = kobject_add_dir(&devices_subsys.kobj, "virtual");
+		virtual_dir = kobject_create_and_add("virtual",
+						     &devices_subsys.kobj);
 
 	return virtual_dir;
 }

fs/partitions/check.c

@@ -335,7 +335,7 @@ static inline void partition_sysfs_add_subdir(struct hd_struct *p)
 	struct kobject *k;
 
 	k = kobject_get(&p->kobj);
-	p->holder_dir = kobject_add_dir(k, "holders");
+	p->holder_dir = kobject_create_and_add("holders", k);
 	kobject_put(k);
 }
 
@@ -344,8 +344,8 @@ static inline void disk_sysfs_add_subdirs(struct gendisk *disk)
 	struct kobject *k;
 
 	k = kobject_get(&disk->kobj);
-	disk->holder_dir = kobject_add_dir(k, "holders");
-	disk->slave_dir = kobject_add_dir(k, "slaves");
+	disk->holder_dir = kobject_create_and_add("holders", k);
+	disk->slave_dir = kobject_create_and_add("slaves", k);
 	kobject_put(k);
 }
 

include/linux/kobject.h

@@ -105,7 +105,6 @@ extern void kobject_put(struct kobject *);
 
 extern struct kobject *kobject_kset_add_dir(struct kset *kset,
 					    struct kobject *, const char *);
-extern struct kobject *kobject_add_dir(struct kobject *, const char *);
 
 extern char * kobject_get_path(struct kobject *, gfp_t);
 

kernel/module.c

@@ -1122,7 +1122,7 @@ static void add_notes_attrs(struct module *mod, unsigned int nsect,
 		++loaded;
 	}
 
-	notes_attrs->dir = kobject_add_dir(&mod->mkobj.kobj, "notes");
+	notes_attrs->dir = kobject_create_and_add("notes", &mod->mkobj.kobj);
 	if (!notes_attrs->dir)
 		goto out;
 
@@ -1243,7 +1243,7 @@ int mod_sysfs_setup(struct module *mod,
 	if (err)
 		goto out;
 
-	mod->holders_dir = kobject_add_dir(&mod->mkobj.kobj, "holders");
+	mod->holders_dir = kobject_create_and_add("holders", &mod->mkobj.kobj);
 	if (!mod->holders_dir) {
 		err = -ENOMEM;
 		goto out_unreg;
@@ -2521,7 +2521,7 @@ static void module_create_drivers_dir(struct module_kobject *mk)
 	if (!mk || mk->drivers_dir)
 		return;
 
-	mk->drivers_dir = kobject_add_dir(&mk->kobj, "drivers");
+	mk->drivers_dir = kobject_create_and_add("drivers", &mk->kobj);
 }
 
 void module_add_driver(struct module *mod, struct device_driver *drv)

lib/kobject.c

@@ -712,18 +712,6 @@ struct kobject *kobject_kset_add_dir(struct kset *kset,
 	return k;
 }
 
-/**
- *	kobject_add_dir - add sub directory of object.
- *	@parent:	object in which a directory is created.
- *	@name:	directory name.
- *
- *	Add a plain directory object as child of given object.
- */
-struct kobject *kobject_add_dir(struct kobject *parent, const char *name)
-{
-	return kobject_create_and_add(name, parent);
-}
-
 /**
  *	kset_init - initialize a kset for use
  *	@k:	kset