From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4B640C433FE for ; Sat, 26 Mar 2022 08:11:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232054AbiCZINE (ORCPT ); Sat, 26 Mar 2022 04:13:04 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33820 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232083AbiCZIM7 (ORCPT ); Sat, 26 Mar 2022 04:12:59 -0400 Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EE7841E7461 for ; Sat, 26 Mar 2022 01:11:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1648282282; x=1679818282; h=date:from:to:cc:subject:message-id:mime-version; bh=P9dVB4ZZc42JPMXDf4ZXEuQtDerWHUFz5SIEYFiNzPs=; b=b80mrgSUx38E3yD+vQ/B+m0Ig6UqGNxYk1mjqTNgZ+HGvgERQB69OXpk feeTmjZEQj1ttvG7TFzTitJMKAKkdjAFgVUy+FHw+bIoJoCWVAqEaz45F B5B4HKROCLfSBlKgLixbSVjjOD8Bs1G63GHz2PshbCu+7dxrBac7pPErV a30STo+8Be5VivPeixYYFx12xla5/CCuCeyauwQM7vfjSLhYjLKSRNIHx 73RigE94S3pRtPbAWiKVkcocASFIvp54qKIOsvoYd2EPHFr8aAD57WfZ+ Z6W0J+qlCCsKYadmnB83srtpWXmBUWO81wS3/NeT79mwVgztfSN7I/JMn w==; X-IronPort-AV: E=McAfee;i="6200,9189,10297"; a="258735866" X-IronPort-AV: E=Sophos;i="5.90,211,1643702400"; d="scan'208";a="258735866" Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Mar 2022 01:11:22 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.90,211,1643702400"; d="scan'208";a="516776259" Received: from lkp-server02.sh.intel.com (HELO 89b41b6ae01c) ([10.239.97.151]) by orsmga002.jf.intel.com with ESMTP; 26 Mar 2022 01:11:21 -0700 Received: from kbuild by 89b41b6ae01c with local (Exim 4.92) (envelope-from ) id 1nY1W4-000NB8-KD; Sat, 26 Mar 2022 08:11:20 +0000 Date: Sat, 26 Mar 2022 16:10:53 +0800 From: kernel test robot To: Andi Kleen Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, Kuppuswamy Sathyanarayanan Subject: [intel-tdx:guest-rebased 65/83] kernel/dma/swiotlb.c:433:15-33: WARNING: casting value returned by memory allocation function to (struct io_tlb_area *) is useless. Message-ID: <202203261644.zQlZ2Jw4-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) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://github.com/intel/tdx.git guest-rebased head: 4c095660b91dbdd18042456e395af0deeef93485 commit: 4ab45cefa80f97ba2bdc31226523c891832d1080 [65/83] swiotlb: Split up single swiotlb lock config: s390-randconfig-c023-20220324 (https://download.01.org/0day-ci/archive/20220326/202203261644.zQlZ2Jw4-lkp@intel.com/config) compiler: s390-linux-gcc (GCC) 11.2.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot cocci warnings: (new ones prefixed by >>) >> kernel/dma/swiotlb.c:433:15-33: WARNING: casting value returned by memory allocation function to (struct io_tlb_area *) is useless. Please review and possibly fold the followup patch. -- 0-DAY CI Kernel Test Service https://01.org/lkp