linux-hardening - Re: [PATCH V2 3/3] efi: pstore: Add module parameter for setting the record size

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Date:   Fri, 14 Oct 2022 17:00:20 +0200
From:   Ard Biesheuvel <ardb@...nel.org>
To:     "Guilherme G. Piccoli" <gpiccoli@...lia.com>
Cc:     linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org,
        linux-fsdevel@...r.kernel.org, linux-efi@...r.kernel.org,
        kernel-dev@...lia.com, kernel@...ccoli.net, keescook@...omium.org,
        anton@...msg.org, ccross@...roid.com, tony.luck@...el.com
Subject: Re: [PATCH V2 3/3] efi: pstore: Add module parameter for setting the
 record size

On Fri, 14 Oct 2022 at 16:58, Guilherme G. Piccoli <gpiccoli@...lia.com> wrote:
>
> On 14/10/2022 11:46, Ard Biesheuvel wrote:
> > [...]
> >>         for (;;) {
> >> -               varname_size = EFIVARS_DATA_SIZE_MAX;
> >> +               varname_size = record_size;
> >>
> >
> > I don't think we need this - this is the size of the variable name not
> > the variable itself.
> >
>
> Ugh, my bad. Do you want to stick with 1024 then?

Yes let's keep this at 1024