From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga06.intel.com (mga06b.intel.com [134.134.136.31]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 001A47C for ; Thu, 26 May 2022 11:18:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1653563882; x=1685099882; h=date:from:to:cc:subject:message-id:mime-version; bh=BPjvQnwWBSu8CUNkWwbhRr6V2vDqJNPDDllQ5xGL/Oc=; b=PzmXCugQamx1rUul5X0qUl5SYl0eyT5YHHu9XSxi/JhvlHClrWusDLx5 Nc2Te9Yqg026Sb3fAmO0yoJLRtHISRfothMA86hMBElwIZNEqj4GeseiW xodwnu3ONAJ9NMK9MTjoSy2rb3FwBLpmZrVAU6pHpMmwb6bxrge2EQg1w fEiKnxCkg2j9KHAEXJMDGSSoxPSuIium+jrVd0oc+JglUA4SkqHspjjee dxDUTm6s155l1qYUG1b+ihArN/iI3HQCn8Weh7xoAVi/bcH4Cd71hKpgM diYksoDpYH+yxvkm/wXxiu5ZR3V3MYM7wjapSTGny60GMhRVO2sL7Gvpb w==; X-IronPort-AV: E=McAfee;i="6400,9594,10358"; a="334765268" X-IronPort-AV: E=Sophos;i="5.91,252,1647327600"; d="scan'208";a="334765268" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 May 2022 04:18:00 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.91,252,1647327600"; d="scan'208";a="746274712" Received: from lkp-server01.sh.intel.com (HELO db63a1be7222) ([10.239.97.150]) by orsmga005.jf.intel.com with ESMTP; 26 May 2022 04:17:59 -0700 Received: from kbuild by db63a1be7222 with local (Exim 4.95) (envelope-from ) id 1nuBV8-0003ou-MB; Thu, 26 May 2022 11:17:58 +0000 Date: Thu, 26 May 2022 19:17:25 +0800 From: kernel test robot To: Mauro Carvalho Chehab Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org Subject: drivers/media/platform/marvell/mmp-driver.c:364:34: warning: unused variable 'mmpcam_of_match' Message-ID: <202205261949.WNSQhZ5Y-lkp@intel.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Hi Mauro, First bad commit (maybe != root cause): tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: babf0bb978e3c9fce6c4eba6b744c8754fd43d8e commit: dc7bbea90075b57772e9a28043061bf71d96f06f media: platform: rename marvell-ccic/ to marvell/ date: 10 weeks ago config: mips-randconfig-r025-20220524 (https://download.01.org/0day-ci/archive/20220526/202205261949.WNSQhZ5Y-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 3d546191ad9d7d2ad2c7928204b9de51deafa675) 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 # install mips cross compiling tool for clang build # apt-get install binutils-mips-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=dc7bbea90075b57772e9a28043061bf71d96f06f git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout dc7bbea90075b57772e9a28043061bf71d96f06f # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=mips SHELL=/bin/bash drivers/media/platform/marvell/ If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> drivers/media/platform/marvell/mmp-driver.c:364:34: warning: unused variable 'mmpcam_of_match' [-Wunused-const-variable] static const struct of_device_id mmpcam_of_match[] = { ^ 1 warning generated. vim +/mmpcam_of_match +364 drivers/media/platform/marvell/mmp-driver.c bb0a896e3d5083 drivers/media/video/marvell-ccic/mmp-driver.c Jonathan Corbet 2011-12-30 363 83c40e6611ec1e drivers/media/platform/marvell-ccic/mmp-driver.c Lubomir Rintel 2019-05-28 @364 static const struct of_device_id mmpcam_of_match[] = { 83c40e6611ec1e drivers/media/platform/marvell-ccic/mmp-driver.c Lubomir Rintel 2019-05-28 365 { .compatible = "marvell,mmp2-ccic", }, 83c40e6611ec1e drivers/media/platform/marvell-ccic/mmp-driver.c Lubomir Rintel 2019-05-28 366 {}, 83c40e6611ec1e drivers/media/platform/marvell-ccic/mmp-driver.c Lubomir Rintel 2019-05-28 367 }; 08aac0e32fe44b drivers/media/platform/marvell-ccic/mmp-driver.c Lubomir Rintel 2019-07-22 368 MODULE_DEVICE_TABLE(of, mmpcam_of_match); 67a8dbbc4e04cd drivers/media/video/marvell-ccic/mmp-driver.c Jonathan Corbet 2011-06-11 369 :::::: The code at line 364 was first introduced by commit :::::: 83c40e6611ec1e548ece34f6940f516333abc16a media: marvell-ccic/mmp: add devicetree support :::::: TO: Lubomir Rintel :::::: CC: Mauro Carvalho Chehab -- 0-DAY CI Kernel Test Service https://01.org/lkp