driver core: bus: use to_subsys_private and to_device_private_bus
authorGeliang Tang <geliangtang@163.com>
Tue, 5 Jan 2016 15:03:38 +0000 (23:03 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 10 Feb 2016 01:25:27 +0000 (17:25 -0800)
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>
drivers/base/bus.c

index 4bee6b0f9ea49dd320f87d0e339ba703e34d4a73..6470eb8088f4f4da92215f5009c3b63a2a492876 100644 (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;
        }