driver core: bus: use to_subsys_private and to_device_private_bus

Use to_subsys_private() and to_device_private_bus() instead of open-coding.

Signed-off-by: Geliang Tang <geliangtang@163.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Geliang Tang 2016-01-05 23:03:38 +08:00 committed by Greg Kroah-Hartman
parent 4c62785e67
commit 371fd7a2c4

View file

@ -149,8 +149,7 @@ EXPORT_SYMBOL_GPL(bus_remove_file);
static void bus_release(struct kobject *kobj)
{
struct subsys_private *priv =
container_of(kobj, typeof(*priv), subsys.kobj);
struct subsys_private *priv = to_subsys_private(kobj);
struct bus_type *bus = priv->bus;
kfree(priv);
@ -1103,7 +1102,7 @@ struct device *subsys_dev_iter_next(struct subsys_dev_iter *iter)
knode = klist_next(&iter->ki);
if (!knode)
return NULL;
dev = container_of(knode, struct device_private, knode_bus)->device;
dev = to_device_private_bus(knode)->device;
if (!iter->type || iter->type == dev->type)
return dev;
}