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 548281371 for ; Fri, 12 Aug 2022 14:02:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1660312968; x=1691848968; h=date:from:to:cc:subject:message-id:mime-version; bh=tURBSLvapNKWKLrlqWooe5/2I5z7MCFJwhSBW2wdemg=; b=WGn1tgkL+M/TdMIkeC8vz0Wwmo7jSe2di7UX65NcheW2z/HvjoRnu1Tk TTDiSH/yhDPYSgjCEiHey/gvRqGyLJw0BgRkF3FjQrLK2yTV/BaBXzstb yJ4aidQEvHSZ+qHMFzlOpuZsXTNBBkMkeVHYh8sBSpoxIb7mAXNdV0i3u hujjp6XL1dhxI9p2nAw0aaC/ugBGk8qqfd6Efuhe5rYXvDPlLxjZ0wVzW ifWV/zCajeWB7gsnBDo+h6T/Cl/jy2JLZpl7ODwvZtuNJ5lZdVrTC+44F 62EHiFm9y621zRWYf28LgiI86V1pAKaHFtNquLmNGY2H18pOsWgtFjAMd g==; X-IronPort-AV: E=McAfee;i="6400,9594,10437"; a="289169286" X-IronPort-AV: E=Sophos;i="5.93,233,1654585200"; d="scan'208";a="289169286" Received: from orsmga003.jf.intel.com ([10.7.209.27]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Aug 2022 07:02:46 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.93,233,1654585200"; d="scan'208";a="556523354" Received: from lkp-server02.sh.intel.com (HELO 8745164cafc7) ([10.239.97.151]) by orsmga003.jf.intel.com with ESMTP; 12 Aug 2022 07:02:45 -0700 Received: from kbuild by 8745164cafc7 with local (Exim 4.96) (envelope-from ) id 1oMVFM-0000bJ-1K; Fri, 12 Aug 2022 14:02:44 +0000 Date: Fri, 12 Aug 2022 22:02:30 +0800 From: kernel test robot To: "Gustavo A. R. Silva" Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org, "Gustavo A. R. Silva" , LKML Subject: [gustavoars:totally-untested/remaining-fam0 1/2] drivers/net/can/usb/etas_es58x/es58x_core.h:225:5: error: flexible array member 'raw_cmd' in a union is not allowed Message-ID: <202208122128.dEarB7X1-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 tree: https://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux.git totally-untested/remaining-fam0 head: b0684d2f714f4ae515c283697c48d14e3ccef21b commit: 9b8e2a44bb97e6316a5d268f9812543e2f6f1d44 [1/2] totally-untested: remaining zero-length arrays in unions in next-20220811 config: x86_64-randconfig-a016 (https://download.01.org/0day-ci/archive/20220812/202208122128.dEarB7X1-lkp@intel.com/config) compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 5f1c7e2cc5a3c07cbc2412e851a7283c1841f520) 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://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux.git/commit/?id=9b8e2a44bb97e6316a5d268f9812543e2f6f1d44 git remote add gustavoars https://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux.git git fetch --no-tags gustavoars totally-untested/remaining-fam0 git checkout 9b8e2a44bb97e6316a5d268f9812543e2f6f1d44 # 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=x86_64 SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot All errors (new ones prefixed by >>): In file included from drivers/net/can/usb/etas_es58x/es58x_core.c:20: >> drivers/net/can/usb/etas_es58x/es58x_core.h:225:5: error: flexible array member 'raw_cmd' in a union is not allowed u8 raw_cmd[]; ^ 1 error generated. vim +/raw_cmd +225 drivers/net/can/usb/etas_es58x/es58x_core.h 216 217 union es58x_urb_cmd { 218 struct es581_4_urb_cmd es581_4_urb_cmd; 219 struct es58x_fd_urb_cmd es58x_fd_urb_cmd; 220 struct { /* Common header parts of all variants */ 221 __le16 sof; 222 u8 cmd_type; 223 u8 cmd_id; 224 } __packed; > 225 u8 raw_cmd[]; 226 }; 227 -- 0-DAY CI Kernel Test Service https://01.org/lkp