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 13817C61DB3 for ; Tue, 10 Jan 2023 21:52:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230161AbjAJVwe (ORCPT ); Tue, 10 Jan 2023 16:52:34 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52948 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232908AbjAJVwa (ORCPT ); Tue, 10 Jan 2023 16:52:30 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F3DB3479D1; Tue, 10 Jan 2023 13:52:29 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 99F99B819B2; Tue, 10 Jan 2023 21:52:28 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 34F96C433EF; Tue, 10 Jan 2023 21:52:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1673387547; bh=U577vnktAersop3sE2Vgk2QPf5Dyzg9UCAOJXjKCv14=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=rp92ue4CxvqOShsJn15quJzekl0gtNhM3K4qNgqg6VwoZDx1gZceG3XePjto+I3e9 cTHtJVuff/gWdyr5L7ZjzTlAv3DOM3He4pOMm6GdjnUebBEuqzURkqlKBW+MTtsS8N EXQyp/YfBIICIi7YPUq83QJF5MCVq4IU4PkL29FVA7SsjI2oChu1VrYg0ITEWjvqRp cutLmdtYH/dnHuv5M408OP60DU+YW+HT90wjY+BwFuYsDD0ob1Xko6WRauC7jJhlfk sNU3+kXGgEFSOC+oy/vw2e2n9oV+w1oD8qGk90yyjkQFuDNUxwqaikZoDzK6CxahaD FIBl/6ggJg+Cw== Date: Tue, 10 Jan 2023 13:52:25 -0800 From: Saeed Mahameed To: "Gustavo A. R. Silva" Cc: Saeed Mahameed , Leon Romanovsky , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , netdev@vger.kernel.org, linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org, linux-hardening@vger.kernel.org Subject: Re: [PATCH][next] net/mlx5e: Replace zero-length array with flexible-array member Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On 09 Jan 19:39, Gustavo A. R. Silva wrote: >Zero-length arrays are deprecated[1] and we are moving towards >adopting C99 flexible-array members instead. So, replace zero-length >array declaration in struct mlx5e_flow_meter_aso_obj with flex-array >member. > >This helps with the ongoing efforts to tighten the FORTIFY_SOURCE >routines on memcpy() and help us make progress towards globally >enabling -fstrict-flex-arrays=3 [2]. > >Link: https://www.kernel.org/doc/html/latest/process/deprecated.html#zero-length-and-one-element-arrays [1] >Link: https://gcc.gnu.org/pipermail/gcc-patches/2022-October/602902.html [2] >Link: https://github.com/KSPP/linux/issues/78 >Signed-off-by: Gustavo A. R. Silva Applied to net-next-mlx5, Thanks!