The commit 079ad2fb4bf9 ("kobject: Avoid premature parent object freeing in
kobject_cleanup()") inadvertently dropped a possibility to call kobject_del()
with NULL pointer. Restore the old behaviour.
Fixes: 079ad2fb4bf9 ("kobject: Avoid premature parent object freeing in
kobject_cleanup()")
Reported-by: Qu Wenruo <[email protected]>
Cc: Heikki Krogerus <[email protected]>
Signed-off-by: Andy Shevchenko <[email protected]>
---
lib/kobject.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/lib/kobject.c b/lib/kobject.c
index 3afb939f2a1c..f5f5273031d2 100644
--- a/lib/kobject.c
+++ b/lib/kobject.c
@@ -637,7 +637,7 @@ static void __kobject_del(struct kobject *kobj)
*/
void kobject_del(struct kobject *kobj)
{
- struct kobject *parent = kobj->parent;
+ struct kobject *parent = kobj ? kobj->parent : NULL;
__kobject_del(kobj);
kobject_put(parent);
--
2.27.0
