Re: struct_size() using sizeof() vs offsetof()

Alejandro Colomar
2023-08-17T18:38:39Z

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Hi Gustavo,

On 2023-08-17 18:05, Gustavo A. R. Silva wrote:
>
>> - tp_c = kzalloc(sizeof(*tp_c), GFP_KERNEL);
>> + tp_c = kzalloc(struct_size(tp_c, hlist->ht, 1), GFP_KERNEL);
>
> I just sent a fix[1].
>
> Thanks for reporting this! :)

:-)

> --
> Gustavo
>
> [1] https://lore.kernel.org/linux-hardening/ZN5DvRyq6JNz20l1@work/

Please CC me in that thread. I want to know when the patch is installed, to
prepare my own against that tree.

Cheers,
Alex

--
<http://www.alejandro-colomar.es/>
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