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-rw-r--r--lib/kobject.c18
1 files changed, 5 insertions, 13 deletions
diff --git a/lib/kobject.c b/lib/kobject.c
index fbf0ae282376..ae6bb900bfb6 100644
--- a/lib/kobject.c
+++ b/lib/kobject.c
@@ -387,6 +387,11 @@ EXPORT_SYMBOL_GPL(kobject_init_and_add);
* kobject_rename - change the name of an object
* @kobj: object in question.
* @new_name: object's new name
+ *
+ * It is the responsibility of the caller to provide mutual
+ * exclusion between two different calls of kobject_rename
+ * on the same kobject and to ensure that new_name is valid and
+ * won't conflict with other kobjects.
*/
int kobject_rename(struct kobject *kobj, const char *new_name)
{
@@ -401,19 +406,6 @@ int kobject_rename(struct kobject *kobj, const char *new_name)
if (!kobj->parent)
return -EINVAL;
- /* see if this name is already in use */
- if (kobj->kset) {
- struct kobject *temp_kobj;
- temp_kobj = kset_find_obj(kobj->kset, new_name);
- if (temp_kobj) {
- printk(KERN_WARNING "kobject '%s' cannot be renamed "
- "to '%s' as '%s' is already in existence.\n",
- kobject_name(kobj), new_name, new_name);
- kobject_put(temp_kobj);
- return -EINVAL;
- }
- }
-
devpath = kobject_get_path(kobj, GFP_KERNEL);
if (!devpath) {
error = -ENOMEM;