Driver core: change sysdev classes to use dynamic kobject names

All kobjects require a dynamically allocated name now. We no longer
need to keep track if the name is statically assigned, we can just
unconditionally free() all kobject names on cleanup.

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

2 files changed, 3 insertions, 11 deletions

diff --git a/include/linux/kobject.h b/include/linux/kobject.h
index 504ac0eb4412..4adbe1d83081 100644
--- a/include/linux/kobject.h
+++ b/include/linux/kobject.h
@@ -61,7 +61,7 @@ enum kobject_action {
 };
 
 struct kobject {
-        const char              * k_name;
+        const char              *name;
         struct kref             kref;
         struct list_head        entry;
         struct kobject          * parent;
@@ -69,7 +69,6 @@ struct kobject {
         struct kobj_type        * ktype;
         struct sysfs_dirent     * sd;
         unsigned int state_initialized:1;
-        unsigned int state_name_set:1;
         unsigned int state_in_sysfs:1;
         unsigned int state_add_uevent_sent:1;
         unsigned int state_remove_uevent_sent:1;
@@ -80,7 +79,7 @@ extern int kobject_set_name(struct kobject *, const char *, ...)
 
 static inline const char * kobject_name(const struct kobject * kobj)
 {
-        return kobj->k_name;
+        return kobj->name;
 }
 
 extern void kobject_init(struct kobject *kobj, struct kobj_type *ktype);
@@ -189,14 +188,6 @@ static inline struct kobj_type *get_ktype(struct kobject *kobj)
 
 extern struct kobject * kset_find_obj(struct kset *, const char *);
 
-
-/*
- * Use this when initializing an embedded kset with no other 
- * fields to initialize.
- */
-#define set_kset_name(str)      .kset = { .kobj = { .k_name = str } }
-
-
 /* The global /sys/kernel/ kobject for people to chain off of */
 extern struct kobject *kernel_kobj;
 /* The global /sys/hypervisor/ kobject for people to chain off of */
diff --git a/include/linux/sysdev.h b/include/linux/sysdev.h
index e285746588d6..f752e73bf977 100644
--- a/include/linux/sysdev.h
+++ b/include/linux/sysdev.h
@@ -29,6 +29,7 @@
 struct sys_device;
 
 struct sysdev_class {
+        const char *name;
         struct list_head        drivers;
 
         /* Default operations for these types of devices */