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[198.0.35.241]) by smtp.gmail.com with ESMTPSA id e20-20020aa78c54000000b0059085684b54sm1888972pfd.140.2023.04.06.15.58.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 06 Apr 2023 15:58:15 -0700 (PDT) Message-ID: <642f4e87.a70a0220.6d16d.4391@mx.google.com> X-Google-Original-Message-ID: <202304061558.@keescook> Date: Thu, 6 Apr 2023 15:58:14 -0700 From: Kees Cook To: Miguel Ojeda Cc: linux-hardening@vger.kernel.org, Kees Cook , Andy Shevchenko , Cezary Rojewski , Puyou Lu , Mark Brown , Josh Poimboeuf , Peter Zijlstra , Brendan Higgins , David Gow , Andrew Morton , Nathan Chancellor , Alexander Potapenko , Zhaoyang Huang , Randy Dunlap , Geert Uytterhoeven , Miguel Ojeda , Nick Desaulniers , Liam Howlett , Vlastimil Babka , Dan Williams , Rasmus Villemoes , Yury Norov , "Jason A. Donenfeld" , Sander Vanheule , Eric Biggers , "Masami Hiramatsu (Google)" , Andrey Konovalov , Linus Walleij , Daniel Latypov , =?iso-8859-1?Q?Jos=E9_Exp=F3sito?= , linux-kernel@vger.kernel.org, kunit-dev@googlegroups.com Subject: Re: [PATCH 4/9] fortify: Add protection for strlcat() References: <20230405235832.never.487-kees@kernel.org> <20230406000212.3442647-4-keescook@chromium.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: X-Spam-Status: No, score=-0.2 required=5.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Apr 06, 2023 at 03:32:40PM +0200, Miguel Ojeda wrote: > On Thu, Apr 6, 2023 at 2:02 AM Kees Cook wrote: > > > > + size_t p_size = __member_size(p); > > + size_t q_size = __member_size(q); > > Since I noticed the patches appear to go for const-correctness even > for parameters (which is great, I support it), these could be `const` > too. Will do. Thanks! -- Kees Cook