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[67.180.167.114]) by smtp.gmail.com with ESMTPSA id q66sm3255206pfi.95.2018.03.09.05.34.36 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 09 Mar 2018 05:34:37 -0800 (PST) Subject: Re: [PATCH] drivers: net: wireless: ath: ath9k: dfs: remove VLA usage To: Andreas Christoforou , keescook@chromium.org Cc: kernel-hardening@lists.openwall.com, QCA ath9k Development , Kalle Valo , linux-wireless@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org References: <1520601833-4952-1-git-send-email-andreaschristofo@gmail.com> From: Eric Dumazet Message-ID: Date: Fri, 9 Mar 2018 05:34:36 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.6.0 MIME-Version: 1.0 In-Reply-To: <1520601833-4952-1-git-send-email-andreaschristofo@gmail.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 03/09/2018 05:23 AM, Andreas Christoforou wrote: > The kernel would like to have all stack VLA usage removed. > > This is the correct patch. > > Signed-off-by: Andreas Christoforou This is a lazy changelog really. 'This is the correct patch' has no technical value. What is VLA ? Sure, _now_ its pretty clear since we have floods of these patches, but... In one or two years, people reading it will not understand the logic of this patch. I had to look at the source to understand what was going on, and that is not a good sign for a trivial patch like that.