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[2620:137:e000::1:18]) by mx.google.com with ESMTPS id r38-20020a635d26000000b003816043f15esi14199136pgb.851.2022.03.21.14.56.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 21 Mar 2022 14:56:28 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:18 as permitted sender) client-ip=2620:137:e000::1:18; Authentication-Results: mx.google.com; dkim=pass header.i=@intel.com header.s=Intel header.b=aERwJ4+p; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 0CB902EDC35; Mon, 21 Mar 2022 14:22:54 -0700 (PDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244646AbiCUOgf (ORCPT + 99 others); Mon, 21 Mar 2022 10:36:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41674 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1349450AbiCUOg3 (ORCPT ); Mon, 21 Mar 2022 10:36:29 -0400 Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1C5C52AEA for ; Mon, 21 Mar 2022 07:35:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1647873304; x=1679409304; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=nxnkKNaR6BH6/BqAXplwtQt6rIWbEcAatC58CanjivI=; b=aERwJ4+pNtHRFvZdkb9qqLIMf7Kucr9mcrSbm/YqLf0iLEBMIQ6ClBq/ lg1Xq5dFs3jrW0sti3hhETcT8b9PbosuzIDGGAIfaYnIrsW214zuItCGS pEveyMtvlz5PLnRaSXY9yZd272aFDxjC7SgctA0yb/yBbTd1fGasQ6pKi Ik6+AR9Ey//AdKUv/GMPaGAm3ri2X3POyBuZf0ZY8oqDAopKuJwQNmkIa yXznby00LjAeOkB+elaJjbv5pxxacmVcy62rV60m9Ax1A3h8xuV6kBX+o 38F4BgYuMIfFv0YMA8cClFX5HkTdOSpTlUMwYJUuUGXfxx6cOdy5PNZ/T g==; X-IronPort-AV: E=McAfee;i="6200,9189,10292"; a="257755956" X-IronPort-AV: E=Sophos;i="5.90,198,1643702400"; d="scan'208";a="257755956" Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Mar 2022 07:35:03 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.90,198,1643702400"; d="scan'208";a="636664711" Received: from lkp-server02.sh.intel.com (HELO 89b41b6ae01c) ([10.239.97.151]) by FMSMGA003.fm.intel.com with ESMTP; 21 Mar 2022 07:35:01 -0700 Received: from kbuild by 89b41b6ae01c with local (Exim 4.92) (envelope-from ) id 1nWJ7c-000Hu4-BS; Mon, 21 Mar 2022 14:35:00 +0000 Date: Mon, 21 Mar 2022 22:34:39 +0800 From: kernel test robot To: Yusuf Khan , linux-kernel@vger.kernel.org Cc: kbuild-all@lists.01.org, jasowang@redhat.com, mikelley@microsoft.com, mst@redhat.com, gregkh@linuxfoundation.org, javier@javigon.com, arnd@arndb.de, will@kernel.org, axboe@kernel.dk, Yusuf Khan , Christoph Grenz Subject: Re: [PATCH v8 1/2] drivers: ddcci: upstream DDCCI driver Message-ID: <202203212212.7eOgDRf0-lkp@intel.com> References: <20220321031438.14762-1-yusisamerican@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220321031438.14762-1-yusisamerican@gmail.com> User-Agent: Mutt/1.10.1 (2018-07-13) X-Spam-Status: No, score=-3.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RDNS_NONE,SPF_HELO_NONE,T_SCC_BODY_TEXT_LINE 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 Hi Yusuf, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on char-misc/char-misc-testing] [also build test WARNING on linux/master linus/master lee-backlight/for-backlight-next v5.17 next-20220318] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Yusuf-Khan/drivers-ddcci-upstream-DDCCI-driver/20220321-111557 base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git 37fd83916da2e4cae03d350015c82a67b1b334c4 config: ia64-allmodconfig (https://download.01.org/0day-ci/archive/20220321/202203212212.7eOgDRf0-lkp@intel.com/config) compiler: ia64-linux-gcc (GCC) 11.2.0 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://github.com/0day-ci/linux/commit/42317fc284bbedc623892f2b20e404df80f8c393 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Yusuf-Khan/drivers-ddcci-upstream-DDCCI-driver/20220321-111557 git checkout 42317fc284bbedc623892f2b20e404df80f8c393 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=ia64 SHELL=/bin/bash drivers/char/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): drivers/char/ddcci.c: In function 'ddcci_device_remove': >> drivers/char/ddcci.c:1206:13: warning: variable 'ret' set but not used [-Wunused-but-set-variable] 1206 | int ret = 0; | ^~~ vim +/ret +1206 drivers/char/ddcci.c 1201 1202 static void ddcci_device_remove(struct device *dev) 1203 { 1204 struct ddcci_device *device = ddcci_verify_device(dev); 1205 struct ddcci_driver *driver; > 1206 int ret = 0; 1207 1208 if (!device) 1209 return; 1210 driver = to_ddcci_driver(dev->driver); 1211 1212 if (driver->remove) 1213 ret = driver->remove(device); 1214 } 1215 -- 0-DAY CI Kernel Test Service https://01.org/lkp