linux-hardening - Re: [PATCH 0/3] net: Cleanups for FORTIFY

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Message-ID: <87eean9kby.fsf@tynnyri.adurom.net>
Date:   Sat, 21 Aug 2021 13:13:37 +0300
From:   Kalle Valo <kvalo@...eaurora.org>
To:     Kalle Valo <kvalo@...eaurora.org>
Cc:     Jakub Kicinski <kuba@...nel.org>,
        Kees Cook <keescook@...omium.org>,
        Saeed Mahameed <saeedm@...dia.com>, netdev@...r.kernel.org,
        Stanislav Yakovlev <stas.yakovlev@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Leon Romanovsky <leon@...nel.org>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Jesper Dangaard Brouer <hawk@...nel.org>,
        John Fastabend <john.fastabend@...il.com>,
        Andrii Nakryiko <andrii@...nel.org>,
        Martin KaFai Lau <kafai@...com>,
        Song Liu <songliubraving@...com>, Yonghong Song <yhs@...com>,
        KP Singh <kpsingh@...nel.org>, linux-kernel@...r.kernel.org,
        linux-wireless@...r.kernel.org, linux-rdma@...r.kernel.org,
        bpf@...r.kernel.org, linux-hardening@...r.kernel.org
Subject: Re: [PATCH 0/3] net: Cleanups for FORTIFY_SOURCE

Kalle Valo <kvalo@...eaurora.org> writes:

> Jakub Kicinski <kuba@...nel.org> writes:
>
>> On Thu, 19 Aug 2021 13:28:22 -0700 Kees Cook wrote:
>>> Hi,
>>> 
>>> In preparation for FORTIFY_SOURCE performing compile-time and run-time
>>> field bounds checking for memcpy(), memmove(), and memset(), avoid
>>> intentionally writing across neighboring fields.
>>> 
>>> These three changes have been living in my memcpy() series[1], but have
>>> no external dependencies. It's probably better to have these go via
>>> netdev.
>>
>> Thanks.
>>
>> Kalle, Saeed - would you like to take the relevant changes? Presumably
>> they would get into net-next anyway by the time the merge window opens.
>
> Ok, I'll take patch 1 to wireless-drivers-next.

Correction: I'll take patches 1 and 3 to wireless-drivers-next.

-- 
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