From: Florian Fainelli <f.fainelli@gmail.com>
To: Justin Stitt <justinstitt@google.com>,
Andrew Lunn <andrew@lunn.ch>, Vladimir Oltean <olteanv@gmail.com>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>
Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-hardening@vger.kernel.org
Subject: Re: [PATCH] net: dsa: qca8k: replace deprecated strncpy with ethtool_sprintf
Date: Mon, 9 Oct 2023 13:34:03 -0700 [thread overview]
Message-ID: <a66a8fa4-7ca6-4fdb-a802-d2aa05a1d9eb@gmail.com> (raw)
In-Reply-To: <20231009-strncpy-drivers-net-dsa-qca-qca8k-common-c-v1-1-34c8040e0f32@google.com>
On 10/9/23 11:34, Justin Stitt wrote:
> `strncpy` is deprecated for use on NUL-terminated destination strings
> [1] and as such we should prefer more robust and less ambiguous string
> interfaces.
>
> ethtool_sprintf() is designed specifically for get_strings() usage.
> Let's replace strncpy in favor of this more robust and easier to
> understand interface.
>
> Link: https://www.kernel.org/doc/html/latest/process/deprecated.html#strncpy-on-nul-terminated-strings [1]
> Link: https://manpages.debian.org/testing/linux-manual-4.8/strscpy.9.en.html [2]
> Link: https://github.com/KSPP/linux/issues/90
> Cc: linux-hardening@vger.kernel.org
> Signed-off-by: Justin Stitt <justinstitt@google.com>
Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com>
--
Florian
next prev parent reply other threads:[~2023-10-09 20:34 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-09 18:34 [PATCH] net: dsa: qca8k: replace deprecated strncpy with ethtool_sprintf Justin Stitt
2023-10-09 19:52 ` Kees Cook
2023-10-09 20:34 ` Florian Fainelli [this message]
2023-10-11 3:10 ` patchwork-bot+netdevbpf
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