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Wed, 08 May 2024 09:53:35 -0700 (PDT) Received: from www.outflux.net ([198.0.35.241]) by smtp.gmail.com with ESMTPSA id n8-20020a170903110800b001e22860c32asm12065479plh.143.2024.05.08.09.53.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 08 May 2024 09:53:34 -0700 (PDT) Date: Wed, 8 May 2024 09:53:34 -0700 From: Kees Cook To: kernel test robot Cc: Allen Pais , llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Linux Memory Management List , Vijay Nag Subject: Re: [linux-next:master 11772/12060] fs/coredump.c:67:27: warning: unused variable 'core_file_note_size_min' Message-ID: <202405080953.5E9B78A9CA@keescook> References: <202405081838.tuETPvPf-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <202405081838.tuETPvPf-lkp@intel.com> X-Rspam-User: X-Rspamd-Queue-Id: 7463A100009 X-Rspamd-Server: rspam06 X-Stat-Signature: z5fq4ipm77kjw6gmpxmq819w4rbnkrbx X-HE-Tag: 1715187216-303985 X-HE-Meta: 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 W0ndOBbq 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000011, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Wed, May 08, 2024 at 06:30:25PM +0800, kernel test robot wrote: > tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master > head: e7b4ef8fffaca247809337bb78daceb406659f2d > commit: 13513eafc3ea08cdb70aebe56a7e43083302a809 [11772/12060] fs/coredump: Enable dynamic configuration of max file note size > config: i386-buildonly-randconfig-005-20240508 (https://download.01.org/0day-ci/archive/20240508/202405081838.tuETPvPf-lkp@intel.com/config) > compiler: clang version 18.1.4 (https://github.com/llvm/llvm-project e6c3289804a67ea0bb6a86fadbe454dd93b8d855) > reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240508/202405081838.tuETPvPf-lkp@intel.com/reproduce) > > If you fix the issue in a separate patch/commit (i.e. not just a new version of > the same patch/commit), kindly add following tags > | Reported-by: kernel test robot > | Closes: https://lore.kernel.org/oe-kbuild-all/202405081838.tuETPvPf-lkp@intel.com/ > > All warnings (new ones prefixed by >>): > > >> fs/coredump.c:67:27: warning: unused variable 'core_file_note_size_min' [-Wunused-const-variable] > 67 | static const unsigned int core_file_note_size_min = CORE_FILE_NOTE_SIZE_DEFAULT; > | ^~~~~~~~~~~~~~~~~~~~~~~ > fs/coredump.c:68:27: warning: unused variable 'core_file_note_size_max' [-Wunused-const-variable] > 68 | static const unsigned int core_file_note_size_max = CORE_FILE_NOTE_SIZE_MAX; > | ^~~~~~~~~~~~~~~~~~~~~~~ > 2 warnings generated. Thanks. I folded in a fix to move these under CONFIG_SYSCTL. -Kees -- Kees Cook