diff options
| -rw-r--r-- | drivers/base/core.c | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/drivers/base/core.c b/drivers/base/core.c index 89ebe368272..fb16f293561 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -584,17 +584,17 @@ int device_add(struct device *dev) if (dev->kobj.parent != &dev->class->subsys.kset.kobj) sysfs_create_link(&dev->class->subsys.kset.kobj, &dev->kobj, dev->bus_id); -#ifdef CONFIG_SYSFS_DEPRECATED if (parent) { sysfs_create_link(&dev->kobj, &dev->parent->kobj, "device"); +#ifdef CONFIG_SYSFS_DEPRECATED class_name = make_class_name(dev->class->name, &dev->kobj); if (class_name) sysfs_create_link(&dev->parent->kobj, &dev->kobj, class_name); - } #endif + } } if ((error = device_add_attrs(dev))) @@ -651,17 +651,17 @@ int device_add(struct device *dev) if (dev->kobj.parent != &dev->class->subsys.kset.kobj) sysfs_remove_link(&dev->class->subsys.kset.kobj, dev->bus_id); -#ifdef CONFIG_SYSFS_DEPRECATED if (parent) { +#ifdef CONFIG_SYSFS_DEPRECATED char *class_name = make_class_name(dev->class->name, &dev->kobj); if (class_name) sysfs_remove_link(&dev->parent->kobj, class_name); kfree(class_name); +#endif sysfs_remove_link(&dev->kobj, "device"); } -#endif down(&dev->class->sem); /* notify any interfaces that the device is now gone */ @@ -761,17 +761,17 @@ void device_del(struct device * dev) if (dev->kobj.parent != &dev->class->subsys.kset.kobj) sysfs_remove_link(&dev->class->subsys.kset.kobj, dev->bus_id); -#ifdef CONFIG_SYSFS_DEPRECATED if (parent) { +#ifdef CONFIG_SYSFS_DEPRECATED char *class_name = make_class_name(dev->class->name, &dev->kobj); if (class_name) sysfs_remove_link(&dev->parent->kobj, class_name); kfree(class_name); +#endif sysfs_remove_link(&dev->kobj, "device"); } -#endif down(&dev->class->sem); /* notify any interfaces that the device is now gone */ @@ -1071,8 +1071,8 @@ static int device_move_class_links(struct device *dev, struct device *old_parent, struct device *new_parent) { + int error = 0; #ifdef CONFIG_SYSFS_DEPRECATED - int error; char *class_name; class_name = make_class_name(dev->class->name, &dev->kobj); @@ -1100,7 +1100,12 @@ out: kfree(class_name); return error; #else - return 0; + if (old_parent) + sysfs_remove_link(&dev->kobj, "device"); + if (new_parent) + error = sysfs_create_link(&dev->kobj, &new_parent->kobj, + "device"); + return error; #endif } |