linux-hardening - Re: [PATCH] mlxsw: spectrum_router: Replace 0-length array with flexible array

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Message-ID: <87eds67ylf.fsf@nvidia.com>
Date:   Sat, 7 Jan 2023 23:44:52 +0100
From:   Petr Machata <petrm@...dia.com>
To:     Petr Machata <petrm@...dia.com>
CC:     Kees Cook <keescook@...omium.org>,
        Ido Schimmel <idosch@...dia.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        "Gustavo A. R. Silva" <gustavoars@...nel.org>,
        <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-hardening@...r.kernel.org>
Subject: Re: [PATCH] mlxsw: spectrum_router: Replace 0-length array with
 flexible array


Petr Machata <petrm@...dia.com> writes:

> Kees Cook <keescook@...omium.org> writes:
>
>> Zero-length arrays are deprecated[1]. Replace struct
>> mlxsw_sp_nexthop_group_info's "nexthops" 0-length array with a flexible
>> array.

[...]

> Thanks. I'll pass this through our nightly and report back.

Looking good.

Tested-by: Petr Machata <petrm@...dia.com>