linux-kernel - Re: [PATCH v4 3/6] kselftest: vm: Check errnos in mdwe

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Message-ID: <202308281145.D3C859D@keescook>
Date:   Mon, 28 Aug 2023 11:45:11 -0700
From:   Kees Cook <keescook@...omium.org>
To:     Florent Revest <revest@...omium.org>
Cc:     linux-kernel@...r.kernel.org, linux-mm@...ck.org,
        akpm@...ux-foundation.org, catalin.marinas@....com,
        anshuman.khandual@....com, joey.gouly@....com, mhocko@...e.com,
        david@...hat.com, peterx@...hat.com, izbyshev@...ras.ru,
        broonie@...nel.org, szabolcs.nagy@....com, kpsingh@...nel.org,
        gthelen@...gle.com, toiwoton@...il.com, ayush.jain3@....com
Subject: Re: [PATCH v4 3/6] kselftest: vm: Check errnos in mdwe_test

On Mon, Aug 28, 2023 at 05:08:55PM +0200, Florent Revest wrote:
> Invalid prctls return a negative code and set errno. It's good practice
> to check that errno is set as expected.
> 
> Signed-off-by: Florent Revest <revest@...omium.org>

Thanks!

Reviewed-by: Kees Cook <keescook@...omium.org>

-- 
Kees Cook