From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3F832C433F5 for ; Thu, 17 Feb 2022 16:52:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243440AbiBQQwS (ORCPT ); Thu, 17 Feb 2022 11:52:18 -0500 Received: from mxb-00190b01.gslb.pphosted.com ([23.128.96.19]:45994 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233980AbiBQQwS (ORCPT ); Thu, 17 Feb 2022 11:52:18 -0500 Received: from mail-ej1-x629.google.com (mail-ej1-x629.google.com [IPv6:2a00:1450:4864:20::629]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EE8F512AAF; Thu, 17 Feb 2022 08:52:02 -0800 (PST) Received: by mail-ej1-x629.google.com with SMTP id a8so8712312ejc.8; Thu, 17 Feb 2022 08:52:02 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=message-id:date:mime-version:user-agent:subject:content-language:to :cc:references:from:in-reply-to:content-transfer-encoding; bh=QW98ZAnaTyeOi8FPTz8x8h5/4COyBHutpkvvD0kXcq4=; b=PzaFH60CnXlgEaw+MxGzPZX3CggnAQDxzzLHy3lf+PPzdG8ixNd3wuulyE14lhShvP zAg4AhZSNQ7FFdr9xKrlMSUuUCCa4alb8k3z6K1W3CbhHAHMLcq53cO5kiLMFlzm4eA2 0vv2C0dX9OIWTk8uo7ZE01T5ih1gofBVyaD3eiFyahEQqsT3WoOhiu/wI3hUjoF1xQSs RPpBon5nT2d9OhQTzE+u9ZyVIDAbOUUfNnSilnLC410GVksT4kThujYO4D11TsQZrkxM re1o8jZr/nqZgGHITpKH94voCsERAtRlOxr7uLk7wZTipXP/D53s1kzZKk1HyutE2lqs kAGw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:cc:references:from:in-reply-to :content-transfer-encoding; bh=QW98ZAnaTyeOi8FPTz8x8h5/4COyBHutpkvvD0kXcq4=; b=B7vIZF6SNdKETdiFVsCQVIFVrm6TdHdKqSOSY45MHfYZM10vEJA2r8qcyf++/2/EUu 0PPTHgot4RK13XuelP/yBbBQPiI/vMNDzVzpamAEDMsp595ebrprnnGTABbVof8BIl+i xpjbtCmWE3A631RZrC61v52di1M9nIQeCf82FefIGrRd4YIZLq+yD5G3nXv+xzMDWxe0 5Sw4dsHBebCoYxwhH0KX6Q+jSJpqPJ24GdBpgQ0sszYHu7gWFKNlUlH4JDcBoFvTaLh2 FGW9TyKjgQTIi/kauA4pI1wrrZE28uROEWJIjEP0j/qfsVSVOEGlVU808ZkslXyVd6ap y/vw== X-Gm-Message-State: AOAM530OvmftMTzJApWQJrRrZWH9z+9e56/tjhBcv+61m2RtYp/oypyK nA3LF+S26iByNkCK3h8VlAo= X-Google-Smtp-Source: ABdhPJwtEn3D5+cKd8hP6JIr/8eyP8k8OBrxb52ozeiZGn6A/SKZI9bw35zidvnok2uRY4Rfp+w7nA== X-Received: by 2002:a17:906:1e0c:b0:6cf:d014:e454 with SMTP id g12-20020a1709061e0c00b006cfd014e454mr3080164ejj.583.1645116721507; Thu, 17 Feb 2022 08:52:01 -0800 (PST) Received: from debian64.daheim (pd9e29561.dip0.t-ipconnect.de. [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 Precedence: bulk List-ID: X-Mailing-List: netdev@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)