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-rw-r--r--drivers/base/class.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/base/class.c b/drivers/base/class.c
index 3b112e3542f8..ce23dc8c18c5 100644
--- a/drivers/base/class.c
+++ b/drivers/base/class.c
@@ -669,6 +669,7 @@ void class_device_destroy(struct class *cls, dev_t devt)
669int class_device_rename(struct class_device *class_dev, char *new_name) 669int class_device_rename(struct class_device *class_dev, char *new_name)
670{ 670{
671 int error = 0; 671 int error = 0;
672 char *old_class_name = NULL, *new_class_name = NULL;
672 673
673 class_dev = class_device_get(class_dev); 674 class_dev = class_device_get(class_dev);
674 if (!class_dev) 675 if (!class_dev)
@@ -677,12 +678,24 @@ int class_device_rename(struct class_device *class_dev, char *new_name)
677 pr_debug("CLASS: renaming '%s' to '%s'\n", class_dev->class_id, 678 pr_debug("CLASS: renaming '%s' to '%s'\n", class_dev->class_id,
678 new_name); 679 new_name);
679 680
681 if (class_dev->dev)
682 old_class_name = make_class_name(class_dev);
683
680 strlcpy(class_dev->class_id, new_name, KOBJ_NAME_LEN); 684 strlcpy(class_dev->class_id, new_name, KOBJ_NAME_LEN);
681 685
682 error = kobject_rename(&class_dev->kobj, new_name); 686 error = kobject_rename(&class_dev->kobj, new_name);
683 687
688 if (class_dev->dev) {
689 new_class_name = make_class_name(class_dev);
690 sysfs_create_link(&class_dev->dev->kobj, &class_dev->kobj,
691 new_class_name);
692 sysfs_remove_link(&class_dev->dev->kobj, old_class_name);
693 }
684 class_device_put(class_dev); 694 class_device_put(class_dev);
685 695
696 kfree(old_class_name);
697 kfree(new_class_name);
698
686 return error; 699 return error;
687} 700}
688 701