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18 Mar 2022 06:52:42 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.90,192,1643702400"; d="scan'208";a="517215767" Received: from lkp-server02.sh.intel.com (HELO 89b41b6ae01c) ([10.239.97.151]) by orsmga006.jf.intel.com with ESMTP; 18 Mar 2022 06:52:41 -0700 Received: from kbuild by 89b41b6ae01c with local (Exim 4.92) (envelope-from ) id 1nVD20-000Enj-Do; Fri, 18 Mar 2022 13:52:40 +0000 Date: Fri, 18 Mar 2022 21:52:25 +0800 From: kernel test robot To: Mauro Carvalho Chehab Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org, Linux Memory Management List , linux-media@vger.kernel.org Subject: [linux-next:master 12537/13576] drivers/media/platform/samsung/s5p-jpeg/jpeg-core.c:3126:34: warning: unused variable 'samsung_jpeg_match' Message-ID: <202203182100.fSdmSXzo-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) X-Rspamd-Queue-Id: 3AE5640017 X-Rspam-User: Authentication-Results: imf17.hostedemail.com; dkim=pass header.d=intel.com header.s=Intel header.b=N2DZDogW; spf=none (imf17.hostedemail.com: domain of lkp@intel.com has no SPF policy when checking 192.55.52.43) smtp.mailfrom=lkp@intel.com; dmarc=pass (policy=none) header.from=intel.com X-Stat-Signature: ffh9xg1ym1xo8qjcbnfzxyr86m66cpkc X-Rspamd-Server: rspam07 X-HE-Tag: 1647611563-456518 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000005, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Hi Mauro, First bad commit (maybe != root cause): tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 6d72dda014a4753974eb08950089ddf71fec4f60 commit: 26f8b7e57c52a79c5e7c238e1deec08c0fb77b97 [12537/13576] media: platform: rename s5p-jpeg/ to samsung/s5p-jpeg/ config: hexagon-randconfig-r015-20220317 (https://download.01.org/0day-ci/archive/20220318/202203182100.fSdmSXzo-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project a6e70e4056dff962ec634c5bd4f2f4105a0bef71) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=26f8b7e57c52a79c5e7c238e1deec08c0fb77b97 git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git git fetch --no-tags linux-next master git checkout 26f8b7e57c52a79c5e7c238e1deec08c0fb77b97 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash drivers/media/platform/samsung/s5p-jpeg/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> drivers/media/platform/samsung/s5p-jpeg/jpeg-core.c:3126:34: warning: unused variable 'samsung_jpeg_match' [-Wunused-const-variable] static const struct of_device_id samsung_jpeg_match[] = { ^ 1 warning generated. vim +/samsung_jpeg_match +3126 drivers/media/platform/samsung/s5p-jpeg/jpeg-core.c 6c96dbbc2aa9f5 drivers/media/platform/s5p-jpeg/jpeg-core.c Andrzej Pietrasiewicz 2015-09-18 3125 80529ae5c13725 drivers/media/platform/s5p-jpeg/jpeg-core.c Jacek Anaszewski 2013-12-18 @3126 static const struct of_device_id samsung_jpeg_match[] = { 80529ae5c13725 drivers/media/platform/s5p-jpeg/jpeg-core.c Jacek Anaszewski 2013-12-18 3127 { 80529ae5c13725 drivers/media/platform/s5p-jpeg/jpeg-core.c Jacek Anaszewski 2013-12-18 3128 .compatible = "samsung,s5pv210-jpeg", 80529ae5c13725 drivers/media/platform/s5p-jpeg/jpeg-core.c Jacek Anaszewski 2013-12-18 3129 .data = &s5p_jpeg_drvdata, 3246fdaa0ac2d9 drivers/media/platform/s5p-jpeg/jpeg-core.c Jacek Anaszewski 2014-07-11 3130 }, { 3246fdaa0ac2d9 drivers/media/platform/s5p-jpeg/jpeg-core.c Jacek Anaszewski 2014-07-11 3131 .compatible = "samsung,exynos3250-jpeg", 3246fdaa0ac2d9 drivers/media/platform/s5p-jpeg/jpeg-core.c Jacek Anaszewski 2014-07-11 3132 .data = &exynos3250_jpeg_drvdata, 80529ae5c13725 drivers/media/platform/s5p-jpeg/jpeg-core.c Jacek Anaszewski 2013-12-18 3133 }, { 80529ae5c13725 drivers/media/platform/s5p-jpeg/jpeg-core.c Jacek Anaszewski 2013-12-18 3134 .compatible = "samsung,exynos4210-jpeg", 3246fdaa0ac2d9 drivers/media/platform/s5p-jpeg/jpeg-core.c Jacek Anaszewski 2014-07-11 3135 .data = &exynos4_jpeg_drvdata, 80529ae5c13725 drivers/media/platform/s5p-jpeg/jpeg-core.c Jacek Anaszewski 2013-12-18 3136 }, { 80529ae5c13725 drivers/media/platform/s5p-jpeg/jpeg-core.c Jacek Anaszewski 2013-12-18 3137 .compatible = "samsung,exynos4212-jpeg", 80529ae5c13725 drivers/media/platform/s5p-jpeg/jpeg-core.c Jacek Anaszewski 2013-12-18 3138 .data = &exynos4_jpeg_drvdata, 7c15fd4bf3d367 drivers/media/platform/s5p-jpeg/jpeg-core.c Andrzej Pietrasiewicz 2015-03-09 3139 }, { 7c15fd4bf3d367 drivers/media/platform/s5p-jpeg/jpeg-core.c Andrzej Pietrasiewicz 2015-03-09 3140 .compatible = "samsung,exynos5420-jpeg", 7c15fd4bf3d367 drivers/media/platform/s5p-jpeg/jpeg-core.c Andrzej Pietrasiewicz 2015-03-09 3141 .data = &exynos5420_jpeg_drvdata, 6c96dbbc2aa9f5 drivers/media/platform/s5p-jpeg/jpeg-core.c Andrzej Pietrasiewicz 2015-09-18 3142 }, { 6c96dbbc2aa9f5 drivers/media/platform/s5p-jpeg/jpeg-core.c Andrzej Pietrasiewicz 2015-09-18 3143 .compatible = "samsung,exynos5433-jpeg", 6c96dbbc2aa9f5 drivers/media/platform/s5p-jpeg/jpeg-core.c Andrzej Pietrasiewicz 2015-09-18 3144 .data = &exynos5433_jpeg_drvdata, 80529ae5c13725 drivers/media/platform/s5p-jpeg/jpeg-core.c Jacek Anaszewski 2013-12-18 3145 }, 80529ae5c13725 drivers/media/platform/s5p-jpeg/jpeg-core.c Jacek Anaszewski 2013-12-18 3146 {}, 80529ae5c13725 drivers/media/platform/s5p-jpeg/jpeg-core.c Jacek Anaszewski 2013-12-18 3147 }; 80529ae5c13725 drivers/media/platform/s5p-jpeg/jpeg-core.c Jacek Anaszewski 2013-12-18 3148 :::::: The code at line 3126 was first introduced by commit :::::: 80529ae5c13725e12ba0377e29b2160794ba6b25 [media] s5p-jpeg: JPEG codec :::::: TO: Jacek Anaszewski :::::: CC: Mauro Carvalho Chehab --- 0-DAY CI Kernel Test Service https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org