linux-kernel - Re: [PATCH v4 02/12] ELF: Add ELF program property parsing support

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Message-ID: <20200114172845.GF3897@sirena.org.uk>
Date:   Tue, 14 Jan 2020 17:28:45 +0000
From:   Mark Brown <broonie@...nel.org>
To:     Catalin Marinas <catalin.marinas@....com>
Cc:     Will Deacon <will@...nel.org>, Paul Elliott <paul.elliott@....com>,
        Peter Zijlstra <peterz@...radead.org>,
        Yu-cheng Yu <yu-cheng.yu@...el.com>,
        Amit Kachhap <amit.kachhap@....com>,
        Vincenzo Frascino <vincenzo.frascino@....com>,
        Marc Zyngier <maz@...nel.org>,
        Eugene Syromiatnikov <esyr@...hat.com>,
        Szabolcs Nagy <szabolcs.nagy@....com>,
        "H.J. Lu" <hjl.tools@...il.com>, Andrew Jones <drjones@...hat.com>,
        Kees Cook <keescook@...omium.org>,
        Arnd Bergmann <arnd@...db.de>, Jann Horn <jannh@...gle.com>,
        Richard Henderson <richard.henderson@...aro.org>,
        Kristina Martšenko <kristina.martsenko@....com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Florian Weimer <fweimer@...hat.com>,
        Sudakshina Das <sudi.das@....com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-arch@...r.kernel.org, Dave Martin <Dave.Martin@....com>
Subject: Re: [PATCH v4 02/12] ELF: Add ELF program property parsing support

On Tue, Jan 14, 2020 at 04:34:03PM +0000, Catalin Marinas wrote:

> The logic looks fine to me but I'm not sure the choice of returning -EIO
> is suitable in most cases. I think apart from kernel_read() returning an
> error, there rest look like malformed ELF notes, so rather -ENOEXEC.

Sure, I don't have strong opinions either way.

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