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[217.226.149.97]) by smtp.gmail.com with ESMTPSA id eg42sm1594303edb.79.2022.02.17.08.52.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 17 Feb 2022 08:52:01 -0800 (PST) Received: from localhost.daheim ([127.0.0.1]) by debian64.daheim with esmtp (Exim 4.95) (envelope-from ) id 1nKj3j-001iGV-5S; Thu, 17 Feb 2022 17:52:00 +0100 Message-ID: Date: Thu, 17 Feb 2022 17:52:00 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.6.0 Subject: Re: [PATCH][next] carl9170: Replace zero-length arrays with flexible-array members Content-Language: de-DE To: "Gustavo A. R. Silva" , Christian Lamparter , Kalle Valo , "David S. Miller" , Jakub Kicinski Cc: linux-wireless@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-hardening@vger.kernel.org References: <20220216194955.GA904126@embeddedor> From: Christian Lamparter In-Reply-To: <20220216194955.GA904126@embeddedor> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM,NICE_REPLY_A, RCVD_IN_DNSWL_NONE,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 On 16/02/2022 20:49, 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 “flexible array members”[1] for these > cases. The older style of one-element or zero-length arrays should > no longer be used[2]. > > [1] https://en.wikipedia.org/wiki/Flexible_array_member > [2] https://www.kernel.org/doc/html/v5.16/process/deprecated.html#zero-length-and-one-element-arrays > > Link: https://github.com/KSPP/linux/issues/78 > Signed-off-by: Gustavo A. R. Silva Acked-by: Christian Lamparter (I've also applied it to the firmware source)