linux-hardening - Re: [RFC net-next v4 0/7] introduce DEFINE

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Message-ID: <78830434-CCE0-4DF5-829C-F0D78AE35E79@kernel.org>
Date:   Mon, 04 Sep 2023 20:53:27 -0700
From:   Kees Cook <kees@...nel.org>
To:     Przemek Kitszel <przemyslaw.kitszel@...el.com>,
        netdev@...r.kernel.org
CC:     Kees Cook <keescook@...omium.org>,
        Jacob Keller <jacob.e.keller@...el.com>,
        intel-wired-lan@...ts.osuosl.org,
        Alexander Lobakin <aleksander.lobakin@...el.com>,
        linux-hardening@...r.kernel.org, Steven Zou <steven.zou@...el.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Anthony Nguyen <anthony.l.nguyen@...el.com>,
        David Laight <David.Laight@...LAB.COM>
Subject: Re: [RFC net-next v4 0/7] introduce DEFINE_FLEX() macro

On September 4, 2023 5:31:00 AM PDT, Przemek Kitszel <przemyslaw.kitszel@...el.com> wrote:
>Add DEFINE_FLEX() macro, that helps on-stack allocation of structures
>with trailing flex array member.
>Expose __struct_size() macro which reads size of data allocated
>by DEFINE_FLEX().
>
>Accompany new macros introduction with actual usage,
>in the ice driver - hence targeting for netdev tree
>- please me know if it is best approach here?

Yes, I'm fine with this. The changes to the string headers are relatively localized.


-- 
Kees Cook