提交 187a1a94 编写于 作者: K Kay Sievers 提交者: Linus Torvalds

[PATCH] driver core: restore event order for device_add()

As a result of the split of the kobject-registration and the
corresponding hotplug event, the order of events for device_add() has
changed. This restores the old order, cause it confused some userspace
applications.
Signed-off-by: NKay Sievers <kay.sievers@vrfy.org>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
上级 ab3fc403
......@@ -245,6 +245,7 @@ int device_add(struct device *dev)
if ((error = kobject_add(&dev->kobj)))
goto Error;
kobject_hotplug(&dev->kobj, KOBJ_ADD);
if ((error = device_pm_add(dev)))
goto PMError;
if ((error = bus_add_device(dev)))
......@@ -257,14 +258,13 @@ int device_add(struct device *dev)
/* notify platform of device entry */
if (platform_notify)
platform_notify(dev);
kobject_hotplug(&dev->kobj, KOBJ_ADD);
Done:
put_device(dev);
return error;
BusError:
device_pm_remove(dev);
PMError:
kobject_hotplug(&dev->kobj, KOBJ_REMOVE);
kobject_del(&dev->kobj);
Error:
if (parent)
......
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