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R. Silva" Cc: Kees Cook , Luca Coelho , "David S. Miller" , Jakub Kicinski , linux-wireless@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-hardening@vger.kernel.org Subject: Re: [PATCH][next] iwlwifi: fw: Replace zero-length arrays with flexible-array members References: <20220216195015.GA904148@embeddedor> <202202161235.2FB20E6A5@keescook> <20220326003843.GA2602091@embeddedor> Date: Mon, 28 Mar 2022 08:47:55 +0300 In-Reply-To: <20220326003843.GA2602091@embeddedor> (Gustavo A. R. Silva's message of "Fri, 25 Mar 2022 19:38:43 -0500") Message-ID: <871qym1vck.fsf@kernel.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org "Gustavo A. R. Silva" writes: > On Wed, Feb 16, 2022 at 12:35:14PM -0800, Kees Cook wrote: >> On Wed, Feb 16, 2022 at 01:50:15PM -0600, Gustavo A. R. Silva wrote: >> > There is a regular need in the kernel to provide a way to declare >> > having a dynamically sized set of trailing elements in a structure. >> > Kernel code should always use =E2=80=9Cflexible array members=E2=80=9D= [1] for these >> > cases. The older style of one-element or zero-length arrays should >> > no longer be used[2]. >> >=20 >> > [1] https://en.wikipedia.org/wiki/Flexible_array_member >> > [2] >> > https://www.kernel.org/doc/html/v5.16/process/deprecated.html#zero-len= gth-and-one-element-arrays >> >=20 >> > Link: https://github.com/KSPP/linux/issues/78 >> > Signed-off-by: Gustavo A. R. Silva >>=20 >> Reviewed-by: Kees Cook > > Hi all, > > Friendly ping: can someone take this, please? > > ...I can take this in my -next tree in the meantime. Like we have discussed before, please don't take any wireless patches to your tree. The conflicts just cause more work of us. I assigned this patch to me on patchwork and I'm planning to take it to wireless-next once it opens. Luca, ack? --=20 https://patchwork.kernel.org/project/linux-wireless/list/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatc= hes