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 14050C77B7F for ; Tue, 16 May 2023 18:19:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231708AbjEPSTP (ORCPT ); Tue, 16 May 2023 14:19:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33428 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231782AbjEPSTO (ORCPT ); Tue, 16 May 2023 14:19:14 -0400 Received: from mail-pf1-x42c.google.com (mail-pf1-x42c.google.com [IPv6:2607:f8b0:4864:20::42c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DB95D46BC for ; Tue, 16 May 2023 11:19:10 -0700 (PDT) Received: by mail-pf1-x42c.google.com with SMTP id d2e1a72fcca58-643465067d1so10669069b3a.0 for ; Tue, 16 May 2023 11:19:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1684261150; x=1686853150; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=S2KXWalTdvuGRBWwyxeiECFs48vb0kc6jIG6BVZ17mo=; b=Z+oc/RnmkqCau1eig8XC59UFZDXTkKpJLVIle+4Fox0TpnKXHVaVyftTO51uf+LWTX IcxX+7w1jlQ3yRO8Q4hNA1rbsRiqf14wZo1H/OmgD0pGGRHlElIMPYPqO0hK9ONPzhL0 U3caLl/jlIPZqNdr5fhCkQQMWIz7+cJDQYnY0= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1684261150; x=1686853150; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=S2KXWalTdvuGRBWwyxeiECFs48vb0kc6jIG6BVZ17mo=; b=jVVezBbbLwGT7OtO39TQpKvDmheGBvtmiU1swueyaA+JVqgt9zg7L+ot00ZeekPdQo zPol4IA5V9UO0hw80iviwD0DBl66C/SnRY+XGDbhJiZ4JLviQv7V7RLHYiyzx14Zn6fX q5iXdpKYBWxIAJdgk6Me5OadghcZ1V7l0M2M3Apv6Ewtbxt61Gi187/TcIvBMACFbbFq G39tI/ad/m+qvcKMuZu/Cr4S6FMP+xpWl2lgxj/S2CU0kdQBBNp8NEIXWtHKxHrovoBc rJuIW2aUIltgqiG1hhZd8kwz7RQ0S93M3RjwoP9XciMg7sPDdq7edzKH4ErEUajofQPr Gj8w== X-Gm-Message-State: AC+VfDymtT4xkdsdcHYBl1A9MDCTwz3xorW950aH1y+vfsRgDyuU+o3k bo7mknjBuhdvdLZAw/Cz1hgsMA== X-Google-Smtp-Source: ACHHUZ5JIQKxCPQ27BHIeg2iA39AMfvy4E6QWK0tSVz7aRpKK8uGONHyNmjFI2YOy2GrosvFVaFsWA== X-Received: by 2002:a05:6a00:22d3:b0:64a:a432:f313 with SMTP id f19-20020a056a0022d300b0064aa432f313mr22510808pfj.31.1684261150336; Tue, 16 May 2023 11:19:10 -0700 (PDT) Received: from www.outflux.net (198-0-35-241-static.hfc.comcastbusiness.net. [198.0.35.241]) by smtp.gmail.com with ESMTPSA id a6-20020aa78646000000b0062607d604b2sm13768911pfo.53.2023.05.16.11.19.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 16 May 2023 11:19:09 -0700 (PDT) Date: Tue, 16 May 2023 11:19:09 -0700 From: Kees Cook To: "Gustavo A. R. Silva" Cc: Jiawen Wu , Mengyuan Lou , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-hardening@vger.kernel.org Subject: Re: [PATCH][next] net: libwx: Replace zero-length array with flexible-array member Message-ID: <202305161119.B6E9737124@keescook> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-hardening@vger.kernel.org On Mon, May 15, 2023 at 01:23:46PM -0600, Gustavo A. R. Silva wrote: > Zero-length arrays as fake flexible arrays are deprecated, and we are > moving towards adopting C99 flexible-array members instead. > > Transform zero-length array into flexible-array member in struct > wx_q_vector. > > Link: https://github.com/KSPP/linux/issues/21 > Link: https://github.com/KSPP/linux/issues/286 > Link: https://gcc.gnu.org/onlinedocs/gcc/Zero-Length.html > Signed-off-by: Gustavo A. R. Silva Reviewed-by: Kees Cook -- Kees Cook