Re: [PATCH v3 1/2] ath9k: fix use-after-free in ath9k_hif_usb_rx_cb

Toke Høiland-Jørgensen
2022-05-11T09:54:37Z

Kalle Valo <kvalo@kernel.org> writes:

> Pavel Skripkin <paskripkin@gmail.com> writes:
>
>> Hi Tetsuo,
>>
>> On 5/6/22 02:31, Tetsuo Handa wrote:
>>> On 2022/05/06 4:09, Pavel Skripkin wrote:
>>>>>> And we can meet NULL defer even if we leave drv_priv = priv initialization
>>>>>> on it's place.
>>>>>
>>>>> I didn't catch the location. As long as "htc_handle->drv_priv = priv;" is done
>>>>> before complete_all(&hif_dev->fw_done) is done, is something wrong?
>>>>>
>>>>
>>>> I don't really remember why I said that, but looks like I just haven't opened callbacks' code.
>>>
>>> OK. Then, why not accept Pavel's patch?
>>
>> As you might expect, I have same question. This series is under review
>> for like 7-8 months.
>>
>> I have no ath9 device, so I can't test it on real hw, so somebody else
>> should do it for me. It's requirement to get patch accepted.
>
> As Toke stepped up to be the ath9k maintainer the situation with ath9k
> is now much better. I recommend resubmitting any ath9k patches you might
> have.

No need to resubmit this one, it's still in patchwork waiting for me to
take a closer look. I have a conference this week, but should hopefully
have some time for this next week.

-Toke