Re: [PATCH] io_uring: fix a use after free in io_async_task_func()

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On 08/07/2020 22:15, Jens Axboe wrote:
> On 7/8/20 12:47 PM, Dan Carpenter wrote:
>> The "apoll" variable is freed and then used on the next line.  We need
>> to move the free down a few lines.
> 
> Thanks for spotting this Dan, applied.

I wonder why gcc can't find it... It shouldn't be hard to do after
marking free-like functions with an attribute.

Are there such tools for the kernel?

-- 
Pavel Begunkov



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