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 E73CFC433F5 for ; Fri, 26 Nov 2021 17:54:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233357AbhKZR50 (ORCPT ); Fri, 26 Nov 2021 12:57:26 -0500 Received: from mga04.intel.com ([192.55.52.120]:1589 "EHLO mga04.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229773AbhKZRzZ (ORCPT ); Fri, 26 Nov 2021 12:55:25 -0500 X-IronPort-AV: E=McAfee;i="6200,9189,10180"; a="234430591" X-IronPort-AV: E=Sophos;i="5.87,266,1631602800"; d="scan'208";a="234430591" Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Nov 2021 09:52:11 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.87,266,1631602800"; d="scan'208";a="741591602" Received: from lkp-server02.sh.intel.com (HELO 9e1e9f9b3bcb) ([10.239.97.151]) by fmsmga005.fm.intel.com with ESMTP; 26 Nov 2021 09:52:10 -0800 Received: from kbuild by 9e1e9f9b3bcb with local (Exim 4.92) (envelope-from ) id 1mqfOL-0008Op-Eh; Fri, 26 Nov 2021 17:52:09 +0000 Date: Sat, 27 Nov 2021 01:51:27 +0800 From: kernel test robot To: Benjamin Tissoires Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, Tero Kristo Subject: [t-kristo-pm:usi-5.16-rfc-v2-bpf 5/30] drivers/hid/hid-bpf.c:94:5: warning: no previous prototype for function 'hid_bpf_prog_detach' Message-ID: <202111270158.8DdFxp1c-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/t-kristo/linux-pm usi-5.16-rfc-v2-bpf head: 241207b4769fca049dfcc4dbde0bda92e4f67027 commit: 1995666cad0e362400a48617c5486a2a04f4d158 [5/30] HID: initial BPF implementation config: hexagon-buildonly-randconfig-r002-20211126 (https://download.01.org/0day-ci/archive/20211127/202111270158.8DdFxp1c-lkp@intel.com/config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 5162b558d8c0b542e752b037e72a69d5fd51eb1e) 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/t-kristo/linux-pm/commit/1995666cad0e362400a48617c5486a2a04f4d158 git remote add t-kristo-pm https://github.com/t-kristo/linux-pm git fetch --no-tags t-kristo-pm usi-5.16-rfc-v2-bpf git checkout 1995666cad0e362400a48617c5486a2a04f4d158 # 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/hid/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> drivers/hid/hid-bpf.c:94:5: warning: no previous prototype for function 'hid_bpf_prog_detach' [-Wmissing-prototypes] int hid_bpf_prog_detach(struct hid_device *hdev, struct bpf_prog *prog) ^ drivers/hid/hid-bpf.c:94:1: note: declare 'static' if the function is not intended to be used outside of this translation unit int hid_bpf_prog_detach(struct hid_device *hdev, struct bpf_prog *prog) ^ static 1 warning generated. vim +/hid_bpf_prog_detach +94 drivers/hid/hid-bpf.c 93 > 94 int hid_bpf_prog_detach(struct hid_device *hdev, struct bpf_prog *prog) 95 { 96 switch(prog->expected_attach_type) { 97 case BPF_HID_RAW_EVENT: 98 return __hid_bpf_prog_detach(hdev, &hdev->bpf.event_progs, prog); 99 default: 100 return -EINVAL; 101 } 102 103 return -EINVAL; 104 } 105 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org