Re: [PATCH v2] net: fix NULL pointer reference in cipso_v4_doi_free

From: 王贇
Date: Tue Aug 31 2021 - 21:51:52 EST

On 2021/8/31 下午9:48, Paul Moore wrote:
> On Mon, Aug 30, 2021 at 10:42 PM 王贇 <> wrote:
>> On 2021/8/31 上午12:50, Paul Moore wrote:
>> [SNIP]
>>>>>> Reported-by: Abaci <abaci@xxxxxxxxxxxxxxxxx>
>>>>>> Signed-off-by: Michael Wang <>
>>>>>> ---
>>>>>> net/netlabel/netlabel_cipso_v4.c | 4 ++--
>>>>>> 1 file changed, 2 insertions(+), 2 deletions(-)
>>>>> I see this was already merged, but it looks good to me, thanks for
>>>>> making those changes.
>>>> FWIW it looks like v1 was also merged:
>>> Yeah, that is unfortunate, there was a brief discussion about that
>>> over on one of the -stable patches for the v1 patch (odd that I never
>>> saw a patchbot post for the v1 patch?). Having both merged should be
>>> harmless, but we want to revert the v1 patch as soon as we can.
>>> Michael, can you take care of this?
>> As v1 already merged, may be we could just goon with it?
>> Actually both working to fix the problem, v1 will cover all the
>> cases, v2 take care one case since that's currently the only one,
>> but maybe there will be more in future.
> No. Please revert v1 and stick with the v2 patch. The v1 patch is in
> my opinion a rather ugly hack that addresses the symptom of the
> problem and not the root cause.
> It isn't your fault that both v1 and v2 were merged, but I'm asking
> you to help cleanup the mess. If you aren't able to do that please
> let us know so that others can fix this properly.

No problem I can help on that, just try to make sure it's not a
meaningless work.

So would it be fine to send out a v3 which revert v1 and apply v2?

Michael Wang