diff options
| -rw-r--r-- | drivers/base/core.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/base/core.c b/drivers/base/core.c index cc8bb97427d0..a979bc3f49a9 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -273,6 +273,7 @@ void device_initialize(struct device *dev) int device_add(struct device *dev) { struct device *parent = NULL; + char *class_name = NULL; int error = -EINVAL; dev = get_device(dev); @@ -324,6 +325,10 @@ int device_add(struct device *dev) "subsystem"); sysfs_create_link(&dev->class->subsys.kset.kobj, &dev->kobj, dev->bus_id); + + sysfs_create_link(&dev->kobj, &dev->parent->kobj, "device"); + class_name = make_class_name(dev->class->name, &dev->kobj); + sysfs_create_link(&dev->parent->kobj, &dev->kobj, class_name); } if ((error = device_pm_add(dev))) @@ -339,6 +344,7 @@ int device_add(struct device *dev) if (platform_notify) platform_notify(dev); Done: + kfree(class_name); put_device(dev); return error; BusError: @@ -420,6 +426,7 @@ void put_device(struct device * dev) void device_del(struct device * dev) { struct device * parent = dev->parent; + char *class_name = NULL; if (parent) klist_del(&dev->knode_parent); @@ -428,6 +435,10 @@ void device_del(struct device * dev) if (dev->class) { sysfs_remove_link(&dev->kobj, "subsystem"); sysfs_remove_link(&dev->class->subsys.kset.kobj, dev->bus_id); + class_name = make_class_name(dev->class->name, &dev->kobj); + sysfs_remove_link(&dev->kobj, "device"); + sysfs_remove_link(&dev->parent->kobj, class_name); + kfree(class_name); } device_remove_file(dev, &dev->uevent_attr); |