[ldv-project] [PATCH] usb: gadget: net2280: fix memory leak on probe error handling paths

Evgeny Novikov novikov at ispras.ru
Thu Jul 23 11:50:52 MSK 2020


23.07.2020, 04:00, "Alan Stern" <stern at rowland.harvard.edu>:
> On Wed, Jul 22, 2020 at 10:56:09PM +0300, Evgeny Novikov wrote:
>>  Hi Alan,
>>
>>  I have neither an appropriate hardware nor an experience to deal with
>>  issues that you mentioned. Our framework does not allow to detect them
>>  as well at the moment. At last, it seems that rather many drivers can
>>  suffer from these issues. So, it would be much better if somebody else
>>  will suggest necessary fixes and test them carefully.
>
> Heh... Working from home, I no longer have access to the appropriate
> hardware either. But at least I do have the necessary experience. :-)
>
>>  BTW, you have already discussed the race within net2280_remove() with
>>  my colleague about 3 years ago. But you did not achieve a consensus at
>>  that time and no fixes were made after all.
>
> I don't recall that. Do you have a pointer to the email thread in the
> archives?
https://lkml.org/lkml/2017/8/16/345 - this is the top message of that thread.

Evgeny
>>  Anyway, one can consider both issues independently on the one fixed by
>>  the patch.
>
> Yes. I'll write and submit a series of patches.
>
> Alan Stern



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