From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) (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 A8E977FF for ; Sun, 14 Aug 2022 00:52:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1660438358; x=1691974358; h=date:from:to:cc:subject:message-id:mime-version; bh=t/Kr7vbAOxroJS0nxXYzdXzdU5QWoRsKPlUj2y09cGQ=; b=aSWUx1tIPhlIvTjoe65T2021RK9FiWbA7NpQtQkWJDJzmpNoj2/VhtGt T+bLvt71lSAWhFK9QZmbxjpNwQ82R3GsKBUpVrPKZYv8LEya+dMxkopwz l/g78pc1JxVBYvCYx9ZZ4WM0C5UIdOojUbot9V7cmApGXIH7a5VujeK/L MWn52A1sfaqX1kgrUZWr0LRj3lyRri1WtuKg8/C6nu9f5CW4HMLfAtaTQ XAGAw/vshaH33nak93+gmfDX1WVQQ1zrrFWKXK/kvt/niYTl2ZgTRH/Lm Ldp2Rv4Tp9FxY0viZ5rS8K1GsHlMp+Hs7nhC77r3niGfl4gCU6yETPIZo w==; X-IronPort-AV: E=McAfee;i="6400,9594,10437"; a="289355945" X-IronPort-AV: E=Sophos;i="5.93,236,1654585200"; d="scan'208";a="289355945" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Aug 2022 17:52:37 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.93,236,1654585200"; d="scan'208";a="602845114" Received: from lkp-server02.sh.intel.com (HELO 8745164cafc7) ([10.239.97.151]) by orsmga007.jf.intel.com with ESMTP; 13 Aug 2022 17:52:35 -0700 Received: from kbuild by 8745164cafc7 with local (Exim 4.96) (envelope-from ) id 1oN1rn-0002FT-0X; Sun, 14 Aug 2022 00:52:35 +0000 Date: Sun, 14 Aug 2022 08:52:28 +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/st/sti/c8sectpfe/c8sectpfe-core.c:1175:34: warning: unused variable 'c8sectpfe_match' Message-ID: <202208140854.Q1rRgjPy-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, FYI, the error/warning still remains. tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: f6eb0fed6a3957c0b93e3a00c1ffaad84d4ffc31 commit: e7b8153e2a4f0c9c8d1450aa7328d54ea64fe8b2 media: platform: place stm32/ and sti/ under st/ dir date: 5 months ago config: arm-buildonly-randconfig-r006-20220814 (https://download.01.org/0day-ci/archive/20220814/202208140854.Q1rRgjPy-lkp@intel.com/config) compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 3329cec2f79185bafd678f310fafadba2a8c76d2) 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 arm cross compiling tool for clang build # apt-get install binutils-arm-linux-gnueabi # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e7b8153e2a4f0c9c8d1450aa7328d54ea64fe8b2 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout e7b8153e2a4f0c9c8d1450aa7328d54ea64fe8b2 # 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=arm SHELL=/bin/bash drivers/media/platform/st/sti/c8sectpfe/ If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot All warnings (new ones prefixed by >>): In file included from drivers/media/platform/st/sti/c8sectpfe/c8sectpfe-core.c:18: include/uapi/linux/dvb/frontend.h:805:2: warning: field within 'struct dtv_stats' is less aligned than 'union dtv_stats::(anonymous at include/uapi/linux/dvb/frontend.h:805:2)' and is usually due to 'struct dtv_stats' being packed, which can lead to unaligned accesses [-Wunaligned-access] union { ^ >> drivers/media/platform/st/sti/c8sectpfe/c8sectpfe-core.c:1175:34: warning: unused variable 'c8sectpfe_match' [-Wunused-const-variable] static const struct of_device_id c8sectpfe_match[] = { ^ 2 warnings generated. Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for ARM_CPU_SUSPEND Depends on [n]: ARCH_SUSPEND_POSSIBLE [=n] Selected by [y]: - ARM_QCOM_SPM_CPUIDLE [=y] && CPU_IDLE [=y] && (ARM [=y] || ARM64) && (ARCH_QCOM [=n] || COMPILE_TEST [=y]) && !ARM64 && MMU [=y] vim +/c8sectpfe_match +1175 drivers/media/platform/st/sti/c8sectpfe/c8sectpfe-core.c c5f5d0f99794cfb drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c Peter Griffin 2015-07-30 1174 c5f5d0f99794cfb drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c Peter Griffin 2015-07-30 @1175 static const struct of_device_id c8sectpfe_match[] = { c5f5d0f99794cfb drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c Peter Griffin 2015-07-30 1176 { .compatible = "st,stih407-c8sectpfe" }, c5f5d0f99794cfb drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c Peter Griffin 2015-07-30 1177 { /* sentinel */ }, c5f5d0f99794cfb drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c Peter Griffin 2015-07-30 1178 }; c5f5d0f99794cfb drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c Peter Griffin 2015-07-30 1179 MODULE_DEVICE_TABLE(of, c8sectpfe_match); c5f5d0f99794cfb drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c Peter Griffin 2015-07-30 1180 :::::: The code at line 1175 was first introduced by commit :::::: c5f5d0f99794cfb675ecacfe37a1b33b352b9752 [media] c8sectpfe: STiH407/10 Linux DVB demux support :::::: TO: Peter Griffin :::::: CC: Mauro Carvalho Chehab -- 0-DAY CI Kernel Test Service https://01.org/lkp