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[198.0.35.241]) by smtp.gmail.com with ESMTPSA id ij9-20020a170902ab4900b001cfd2c5ae6fsm180457plb.25.2023.11.30.14.00.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 30 Nov 2023 14:00:03 -0800 (PST) From: Kees Cook To: Andrew Lunn , Florian Fainelli , Vladimir Oltean , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Justin Stitt Cc: Kees Cook , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-hardening@vger.kernel.org, Alexander Lobakin Subject: Re: [PATCH v2] net: dsa: lan9303: use ethtool_sprintf() for lan9303_get_strings() Date: Thu, 30 Nov 2023 13:59:58 -0800 Message-Id: <170138159609.3648803.17052375712894034660.b4-ty@chromium.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231005-strncpy-drivers-net-dsa-lan9303-core-c-v2-1-feb452a532db@google.com> References: <20231005-strncpy-drivers-net-dsa-lan9303-core-c-v2-1-feb452a532db@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-0.9 required=5.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lipwig.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (lipwig.vger.email [0.0.0.0]); Thu, 30 Nov 2023 14:00:11 -0800 (PST) On Thu, 05 Oct 2023 18:56:50 +0000, Justin Stitt wrote: > This pattern of strncpy with some pointer arithmetic setting fixed-sized > intervals with string literal data is a bit weird so let's use > ethtool_sprintf() as this has more obvious behavior and is less-error > prone. > > Nicely, we also get to drop a usage of the now deprecated strncpy() [1]. > > [...] Applied to for-next/hardening, thanks! [1/1] net: dsa: lan9303: use ethtool_sprintf() for lan9303_get_strings() https://git.kernel.org/kees/c/f1c7720549bf Take care, -- Kees Cook