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SubjectRe: [patch] kobject: new_device->kref wasn't putted in kobject_move()
FromDmitriy Monakhov <>
DateSat, 03 Mar 2007 16:11:21 +0300
Dmitriy Monakhov <dmonakhov@sw.ru> writes:

> Signed-off-by: Monakhov Dmitriy <dmonakhov@openvz.org>
>
> diff --git a/lib/kobject.c b/lib/kobject.c
> index b94f208..b11f7b2 100644
> --- a/lib/kobject.c
> +++ b/lib/kobject.c
> @@ -432,6 +432,7 @@ int kobject_move(struct kobject *kobj, struct kobject *new_parent)
>  	kobject_put(old_parent);
>  	kobject_uevent_env(kobj, KOBJ_MOVE, envp);
>  out:
> +	kobject_put(new_parent);
>  	kobject_put(kobj);
>  	kfree(devpath_string);
>  	kfree(devpath);
OOps i'm realy sorry, by occasion patch was incomplete :(
The updated patch version following:

  [PATCH] kobject: new_device->kref wasn't putted after error in kobject_move()
  If error happen we jump to "out" label, in this case new_device not yet 
  became the parent but it wasn't putted.

  Signed-off-by: Monakhov Dmitriy <dmonakhov@openvz.org>

diff --git a/lib/kobject.c b/lib/kobject.c
index b94f208..a6c9a06 100644
--- a/lib/kobject.c
+++ b/lib/kobject.c
@@ -429,9 +429,11 @@ int kobject_move(struct kobject *kobj, struct kobject *new_parent)
 		goto out;
 	old_parent = kobj->parent;
 	kobj->parent = new_parent;
+	new_parent = NULL;
 	kobject_put(old_parent);
 	kobject_uevent_env(kobj, KOBJ_MOVE, envp);
 out:
+	kobject_put(new_parent);
 	kobject_put(kobj);
 	kfree(devpath_string);
 	kfree(devpath);

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