linux-kernel - Re: [Cocci] [PATCH] coccinelle: misc: add array_size_dup script to detect missed overlow checks

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Message-ID: <32248ed1-69fe-a1b1-89da-44cd4ae54804@linux.com>
Date:   Wed, 17 Jun 2020 12:32:22 +0300
From:   Denis Efremov <efremov@...ux.com>
To:     "Gustavo A. R. Silva" <garsilva@...eddedor.com>,
        Kees Cook <keescook@...omium.org>
Cc:     Julia Lawall <Julia.Lawall@...6.fr>, cocci@...teme.lip6.fr,
        linux-kernel@...r.kernel.org
Subject: Re: [Cocci] [PATCH] coccinelle: misc: add array_size_dup script to
 detect missed overlow checks

> 
> 
> Awesome! I'll take a look into this. :)
> 

It would be helpful to get a feedback from you after.
What kind of warnings are helpful and what are not?
"duplicate calls" and "opencoded expression after array_size()" look doubtful to me.
I think that maintainers will not like these patches.

Thanks,
Denis