Re: [PATCH v2] kobject: Restore old behaviour of kobject_del(NULL)

[Greg Kroah-Hartman]

On Mon, Aug 03, 2020 at 11:27:06AM +0300, Andy Shevchenko wrote:
> 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 <quwenruo.btrfs@xxxxxxx>
> Cc: Heikki Krogerus <heikki.krogerus@xxxxxxxxxxxxxxx>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
> ---
> v2: replaced ?: with plain conditional (Greg)
>  lib/kobject.c | 6 +++++-
>  1 file changed, 5 insertions(+), 1 deletion(-)

Thanks, much better, will queue up after -rc1 is out.

greg k-h