From: Kees Cook <keescook@chromium.org>
To: "Gustavo A. R. Silva" <gustavoars@kernel.org>
Cc: Vincent Mailhol <mailhol.vincent@wanadoo.fr>,
Wolfgang Grandegger <wg@grandegger.com>,
Marc Kleine-Budde <mkl@pengutronix.de>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
linux-can@vger.kernel.org, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-hardening@vger.kernel.org
Subject: Re: [PATCH][next] can: etas_es58x: Replace zero-length array with DECLARE_FLEX_ARRAY() helper
Date: Mon, 29 Aug 2022 15:06:49 -0700 [thread overview]
Message-ID: <202208291506.869166F4CE@keescook> (raw)
In-Reply-To: <Yw00w6XRcq7B6ub6@work>
On Mon, Aug 29, 2022 at 04:50:59PM -0500, Gustavo A. R. Silva wrote:
> Zero-length arrays are deprecated and we are moving towards adopting
> C99 flexible-array members, instead. So, replace zero-length array
> declaration in union es58x_urb_cmd with the new DECLARE_FLEX_ARRAY()
> helper macro.
>
> This helper allows for a flexible-array member in a union.
>
> Link: https://github.com/KSPP/linux/issues/193
> Link: https://gcc.gnu.org/onlinedocs/gcc/Zero-Length.html
> Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Reviewed-by: Kees Cook <keescook@chromium.org>
--
Kees Cook
next prev parent reply other threads:[~2022-08-29 22:07 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-29 21:50 [PATCH][next] can: etas_es58x: Replace zero-length array with DECLARE_FLEX_ARRAY() helper Gustavo A. R. Silva
2022-08-29 22:06 ` Kees Cook [this message]
2022-08-30 1:15 ` Vincent MAILHOL
2022-09-06 6:29 ` Marc Kleine-Budde
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