From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.11]) (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 2E539139D0B for ; Fri, 4 Oct 2024 09:23:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.11 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728033795; cv=none; b=GH+Mfe1JmEDulBnPce6mBDQW+tObXvtr7zT2JzyWoLSHBazwwpSBqnRzuU3lA2/Lp+Uj+j6aLXPZTZGD4KRO/2UvmtPtti8JUt3gyC1Hq+mB8KwZB2p0OVVERoudj0YzQtpV+U5lER2vA9kBR9JuAK5uwoXCppG8rNi23YEISoM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728033795; c=relaxed/simple; bh=wmErVoH5MClNc/3tj+BU9BF8TY8YvrPak27M0SZtA4w=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=SqtbF2BQoZJlPFSkQKbkYdbnGjyfiwpX7wbUzvWBXj4NjR5vUG0kEmCOiWBAOMbXun/lzP51Xabl3i4whQI77f+aSSQAaz6ZWJbXPCkJHWFBTqZUP2waUPGSSHCnvF9OxohvfJ7jQ84eO+1PBZM+KtH4vEGSn0SXMPL5zWcm5dM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=c93FEcvV; arc=none smtp.client-ip=192.198.163.11 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="c93FEcvV" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1728033793; x=1759569793; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=wmErVoH5MClNc/3tj+BU9BF8TY8YvrPak27M0SZtA4w=; b=c93FEcvVSroyzfeu1mTWfXlacNuaBCeA6A8TlM/DvLS7Mupk/kwhYPBR FmcANWTqiXu+cHKYgVpQSplrpB8zEpAt3DzHdhl8xrW/gj3DaasQqSUXo NI+NnZcjvVNfoVpscEJ6ay5DWZjvYYe8famuuxWHcLsaVc5jjlRZ4zsoW JB0/dHmqyvmwatPRYHS3kXEz2qzcefHPsdmccUOmkwGbl6iJeJkrMiORx drV1WYVA/m2qyXR4tv9JpKxBsh3tZOXh7w6DavEALdTBRqfLKwo0KjczL 2Lg2+tpzOFh8uPONxJ3vSjHrVML3hvuXnWGjU+sNyYcRg/T8Dvr58fRPR w==; X-CSE-ConnectionGUID: ppGxjCV5TFaUf6YpOv+Ufw== X-CSE-MsgGUID: +n2yWRSjSk2AE3mLGjmwMA== X-IronPort-AV: E=McAfee;i="6700,10204,11214"; a="37854683" X-IronPort-AV: E=Sophos;i="6.11,177,1725346800"; d="scan'208";a="37854683" Received: from orviesa010.jf.intel.com ([10.64.159.150]) by fmvoesa105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Oct 2024 02:23:12 -0700 X-CSE-ConnectionGUID: HbRin4GQTsq7rVQRQ1VQxg== X-CSE-MsgGUID: 1ebmCpkPSmW/y8U/E7szYg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.11,177,1725346800"; d="scan'208";a="74479269" Received: from lkp-server01.sh.intel.com (HELO a48cf1aa22e8) ([10.239.97.150]) by orviesa010.jf.intel.com with ESMTP; 04 Oct 2024 02:23:11 -0700 Received: from kbuild by a48cf1aa22e8 with local (Exim 4.96) (envelope-from ) id 1sweWi-0001Pt-1a; Fri, 04 Oct 2024 09:23:08 +0000 Date: Fri, 4 Oct 2024 17:22:50 +0800 From: kernel test robot To: Xiaofeng Lian <1198715581lxf@gmail.com>, stefani@seibold.net, linux-kernel@vger.kernel.org Cc: oe-kbuild-all@lists.linux.dev, Xiaofeng Lian <1198715581lxf@gmail.com> Subject: Re: [PATCH] include/linux/kfifo.h Message-ID: <202410041702.fCzWLtzn-lkp@intel.com> References: <20241002161437.376042-1-1198715581lxf@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20241002161437.376042-1-1198715581lxf@gmail.com> Hi Xiaofeng, kernel test robot noticed the following build errors: [auto build test ERROR on linus/master] [also build test ERROR on v6.12-rc1 next-20241004] [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#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Xiaofeng-Lian/include-linux-kfifo-h/20241003-002015 base: linus/master patch link: https://lore.kernel.org/r/20241002161437.376042-1-1198715581lxf%40gmail.com patch subject: [PATCH] include/linux/kfifo.h config: x86_64-buildonly-randconfig-002-20241004 (https://download.01.org/0day-ci/archive/20241004/202410041702.fCzWLtzn-lkp@intel.com/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241004/202410041702.fCzWLtzn-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202410041702.fCzWLtzn-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from drivers/crypto/hisilicon/sec/sec_drv.h:8, from drivers/crypto/hisilicon/sec/sec_algs.c:17: drivers/crypto/hisilicon/sec/sec_algs.c: In function 'sec_alg_skcipher_init_with_queue': >> include/linux/kfifo.h:130:49: error: '*(struct sec_request_el **)&__tmp->buf' is a pointer; did you mean to use '->'? 130 | #define get_stack_data_type(fifo) typeof(*(fifo)->type) | ^~ include/linux/kfifo.h:61:17: note: in definition of macro '__STRUCT_KFIFO_COMMON' 61 | datatype *type; \ | ^~~~~~~~ include/linux/kfifo.h:84:16: note: in expansion of macro '__STRUCT_KFIFO_PTR' 84 | struct __STRUCT_KFIFO_PTR(type, 0, type) | ^~~~~~~~~~~~~~~~~~ include/linux/kfifo.h:116:41: note: in expansion of macro 'STRUCT_KFIFO_PTR' 116 | #define DECLARE_KFIFO_PTR(fifo, type) STRUCT_KFIFO_PTR(type) fifo | ^~~~~~~~~~~~~~~~ include/linux/kfifo.h:138:17: note: in expansion of macro 'DECLARE_KFIFO_PTR' 138 | DECLARE_KFIFO_PTR(__tmp_stack, get_stack_data_type(fifo));\ | ^~~~~~~~~~~~~~~~~ include/linux/kfifo.h:138:48: note: in expansion of macro 'get_stack_data_type' 138 | DECLARE_KFIFO_PTR(__tmp_stack, get_stack_data_type(fifo));\ | ^~~~~~~~~~~~~~~~~~~ include/linux/kfifo.h:151:53: note: in expansion of macro '__STACK_SIZE' 151 | __kfifo->mask = __is_kfifo_ptr(__tmp) ? 0 : __STACK_SIZE(__tmp->buf) - 1;\ | ^~~~~~~~~~~~ drivers/crypto/hisilicon/sec/sec_algs.c:912:9: note: in expansion of macro 'INIT_KFIFO' 912 | INIT_KFIFO(ctx->queue->softqueue); | ^~~~~~~~~~ >> include/linux/kfifo.h:130:49: error: '*(struct sec_request_el **)&__tmp->buf' is a pointer; did you mean to use '->'? 130 | #define get_stack_data_type(fifo) typeof(*(fifo)->type) | ^~ include/linux/kfifo.h:62:23: note: in definition of macro '__STRUCT_KFIFO_COMMON' 62 | const datatype *const_type; \ | ^~~~~~~~ include/linux/kfifo.h:84:16: note: in expansion of macro '__STRUCT_KFIFO_PTR' 84 | struct __STRUCT_KFIFO_PTR(type, 0, type) | ^~~~~~~~~~~~~~~~~~ include/linux/kfifo.h:116:41: note: in expansion of macro 'STRUCT_KFIFO_PTR' 116 | #define DECLARE_KFIFO_PTR(fifo, type) STRUCT_KFIFO_PTR(type) fifo | ^~~~~~~~~~~~~~~~ include/linux/kfifo.h:138:17: note: in expansion of macro 'DECLARE_KFIFO_PTR' 138 | DECLARE_KFIFO_PTR(__tmp_stack, get_stack_data_type(fifo));\ | ^~~~~~~~~~~~~~~~~ include/linux/kfifo.h:138:48: note: in expansion of macro 'get_stack_data_type' 138 | DECLARE_KFIFO_PTR(__tmp_stack, get_stack_data_type(fifo));\ | ^~~~~~~~~~~~~~~~~~~ include/linux/kfifo.h:151:53: note: in expansion of macro '__STACK_SIZE' 151 | __kfifo->mask = __is_kfifo_ptr(__tmp) ? 0 : __STACK_SIZE(__tmp->buf) - 1;\ | ^~~~~~~~~~~~ drivers/crypto/hisilicon/sec/sec_algs.c:912:9: note: in expansion of macro 'INIT_KFIFO' 912 | INIT_KFIFO(ctx->queue->softqueue); | ^~~~~~~~~~ >> include/linux/kfifo.h:130:49: error: '*(struct sec_request_el **)&__tmp->buf' is a pointer; did you mean to use '->'? 130 | #define get_stack_data_type(fifo) typeof(*(fifo)->type) | ^~ include/linux/kfifo.h:64:17: note: in definition of macro '__STRUCT_KFIFO_COMMON' 64 | ptrtype *ptr; \ | ^~~~~~~ include/linux/kfifo.h:84:16: note: in expansion of macro '__STRUCT_KFIFO_PTR' 84 | struct __STRUCT_KFIFO_PTR(type, 0, type) | ^~~~~~~~~~~~~~~~~~ include/linux/kfifo.h:116:41: note: in expansion of macro 'STRUCT_KFIFO_PTR' 116 | #define DECLARE_KFIFO_PTR(fifo, type) STRUCT_KFIFO_PTR(type) fifo | ^~~~~~~~~~~~~~~~ include/linux/kfifo.h:138:17: note: in expansion of macro 'DECLARE_KFIFO_PTR' 138 | DECLARE_KFIFO_PTR(__tmp_stack, get_stack_data_type(fifo));\ | ^~~~~~~~~~~~~~~~~ include/linux/kfifo.h:138:48: note: in expansion of macro 'get_stack_data_type' 138 | DECLARE_KFIFO_PTR(__tmp_stack, get_stack_data_type(fifo));\ | ^~~~~~~~~~~~~~~~~~~ include/linux/kfifo.h:151:53: note: in expansion of macro '__STACK_SIZE' 151 | __kfifo->mask = __is_kfifo_ptr(__tmp) ? 0 : __STACK_SIZE(__tmp->buf) - 1;\ | ^~~~~~~~~~~~ drivers/crypto/hisilicon/sec/sec_algs.c:912:9: note: in expansion of macro 'INIT_KFIFO' 912 | INIT_KFIFO(ctx->queue->softqueue); | ^~~~~~~~~~ >> include/linux/kfifo.h:130:49: error: '*(struct sec_request_el **)&__tmp->buf' is a pointer; did you mean to use '->'? 130 | #define get_stack_data_type(fifo) typeof(*(fifo)->type) | ^~ include/linux/kfifo.h:65:17: note: in definition of macro '__STRUCT_KFIFO_COMMON' 65 | ptrtype const *ptr_const; \ | ^~~~~~~ include/linux/kfifo.h:84:16: note: in expansion of macro '__STRUCT_KFIFO_PTR' 84 | struct __STRUCT_KFIFO_PTR(type, 0, type) | ^~~~~~~~~~~~~~~~~~ include/linux/kfifo.h:116:41: note: in expansion of macro 'STRUCT_KFIFO_PTR' 116 | #define DECLARE_KFIFO_PTR(fifo, type) STRUCT_KFIFO_PTR(type) fifo | ^~~~~~~~~~~~~~~~ include/linux/kfifo.h:138:17: note: in expansion of macro 'DECLARE_KFIFO_PTR' 138 | DECLARE_KFIFO_PTR(__tmp_stack, get_stack_data_type(fifo));\ | ^~~~~~~~~~~~~~~~~ include/linux/kfifo.h:138:48: note: in expansion of macro 'get_stack_data_type' 138 | DECLARE_KFIFO_PTR(__tmp_stack, get_stack_data_type(fifo));\ | ^~~~~~~~~~~~~~~~~~~ include/linux/kfifo.h:151:53: note: in expansion of macro '__STACK_SIZE' 151 | __kfifo->mask = __is_kfifo_ptr(__tmp) ? 0 : __STACK_SIZE(__tmp->buf) - 1;\ | ^~~~~~~~~~~~ drivers/crypto/hisilicon/sec/sec_algs.c:912:9: note: in expansion of macro 'INIT_KFIFO' 912 | INIT_KFIFO(ctx->queue->softqueue); | ^~~~~~~~~~ >> include/linux/kfifo.h:130:49: error: '*(struct sec_request_el **)&__tmp->buf' is a pointer; did you mean to use '->'? 130 | #define get_stack_data_type(fifo) typeof(*(fifo)->type) | ^~ include/linux/kfifo.h:80:9: note: in definition of macro '__STRUCT_KFIFO_PTR' 80 | type buf[0]; \ | ^~~~ include/linux/kfifo.h:116:41: note: in expansion of macro 'STRUCT_KFIFO_PTR' 116 | #define DECLARE_KFIFO_PTR(fifo, type) STRUCT_KFIFO_PTR(type) fifo | ^~~~~~~~~~~~~~~~ include/linux/kfifo.h:138:17: note: in expansion of macro 'DECLARE_KFIFO_PTR' 138 | DECLARE_KFIFO_PTR(__tmp_stack, get_stack_data_type(fifo));\ | ^~~~~~~~~~~~~~~~~ include/linux/kfifo.h:138:48: note: in expansion of macro 'get_stack_data_type' 138 | DECLARE_KFIFO_PTR(__tmp_stack, get_stack_data_type(fifo));\ | ^~~~~~~~~~~~~~~~~~~ include/linux/kfifo.h:151:53: note: in expansion of macro '__STACK_SIZE' 151 | __kfifo->mask = __is_kfifo_ptr(__tmp) ? 0 : __STACK_SIZE(__tmp->buf) - 1;\ | ^~~~~~~~~~~~ drivers/crypto/hisilicon/sec/sec_algs.c:912:9: note: in expansion of macro 'INIT_KFIFO' 912 | INIT_KFIFO(ctx->queue->softqueue); | ^~~~~~~~~~ >> include/linux/kfifo.h:130:49: error: '*(struct sec_request_el **)&__tmp->buf' is a pointer; did you mean to use '->'? 130 | #define get_stack_data_type(fifo) typeof(*(fifo)->type) | ^~ include/linux/kfifo.h:139:66: note: in expansion of macro 'get_stack_data_type' 139 | (sizeof(*(fifo)) - sizeof(__tmp_stack)) / sizeof(get_stack_data_type(fifo));\ | ^~~~~~~~~~~~~~~~~~~ include/linux/kfifo.h:151:53: note: in expansion of macro '__STACK_SIZE' 151 | __kfifo->mask = __is_kfifo_ptr(__tmp) ? 0 : __STACK_SIZE(__tmp->buf) - 1;\ | ^~~~~~~~~~~~ drivers/crypto/hisilicon/sec/sec_algs.c:912:9: note: in expansion of macro 'INIT_KFIFO' 912 | INIT_KFIFO(ctx->queue->softqueue); | ^~~~~~~~~~ -- In file included from drivers/gpu/drm/sun4i/sun4i_drv.c:11: drivers/gpu/drm/sun4i/sun4i_drv.c: In function 'sun4i_drv_probe': >> include/linux/kfifo.h:130:49: error: '*(struct device_node **)&__tmp->buf' is a pointer; did you mean to use '->'? 130 | #define get_stack_data_type(fifo) typeof(*(fifo)->type) | ^~ include/linux/kfifo.h:61:17: note: in definition of macro '__STRUCT_KFIFO_COMMON' 61 | datatype *type; \ | ^~~~~~~~ include/linux/kfifo.h:84:16: note: in expansion of macro '__STRUCT_KFIFO_PTR' 84 | struct __STRUCT_KFIFO_PTR(type, 0, type) | ^~~~~~~~~~~~~~~~~~ include/linux/kfifo.h:116:41: note: in expansion of macro 'STRUCT_KFIFO_PTR' 116 | #define DECLARE_KFIFO_PTR(fifo, type) STRUCT_KFIFO_PTR(type) fifo | ^~~~~~~~~~~~~~~~ include/linux/kfifo.h:138:17: note: in expansion of macro 'DECLARE_KFIFO_PTR' 138 | DECLARE_KFIFO_PTR(__tmp_stack, get_stack_data_type(fifo));\ | ^~~~~~~~~~~~~~~~~ include/linux/kfifo.h:138:48: note: in expansion of macro 'get_stack_data_type' 138 | DECLARE_KFIFO_PTR(__tmp_stack, get_stack_data_type(fifo));\ | ^~~~~~~~~~~~~~~~~~~ include/linux/kfifo.h:151:53: note: in expansion of macro '__STACK_SIZE' 151 | __kfifo->mask = __is_kfifo_ptr(__tmp) ? 0 : __STACK_SIZE(__tmp->buf) - 1;\ | ^~~~~~~~~~~~ drivers/gpu/drm/sun4i/sun4i_drv.c:372:9: note: in expansion of macro 'INIT_KFIFO' 372 | INIT_KFIFO(list.fifo); | ^~~~~~~~~~ >> include/linux/kfifo.h:130:49: error: '*(struct device_node **)&__tmp->buf' is a pointer; did you mean to use '->'? 130 | #define get_stack_data_type(fifo) typeof(*(fifo)->type) | ^~ include/linux/kfifo.h:62:23: note: in definition of macro '__STRUCT_KFIFO_COMMON' 62 | const datatype *const_type; \ | ^~~~~~~~ include/linux/kfifo.h:84:16: note: in expansion of macro '__STRUCT_KFIFO_PTR' 84 | struct __STRUCT_KFIFO_PTR(type, 0, type) | ^~~~~~~~~~~~~~~~~~ include/linux/kfifo.h:116:41: note: in expansion of macro 'STRUCT_KFIFO_PTR' 116 | #define DECLARE_KFIFO_PTR(fifo, type) STRUCT_KFIFO_PTR(type) fifo | ^~~~~~~~~~~~~~~~ include/linux/kfifo.h:138:17: note: in expansion of macro 'DECLARE_KFIFO_PTR' 138 | DECLARE_KFIFO_PTR(__tmp_stack, get_stack_data_type(fifo));\ | ^~~~~~~~~~~~~~~~~ include/linux/kfifo.h:138:48: note: in expansion of macro 'get_stack_data_type' 138 | DECLARE_KFIFO_PTR(__tmp_stack, get_stack_data_type(fifo));\ | ^~~~~~~~~~~~~~~~~~~ include/linux/kfifo.h:151:53: note: in expansion of macro '__STACK_SIZE' 151 | __kfifo->mask = __is_kfifo_ptr(__tmp) ? 0 : __STACK_SIZE(__tmp->buf) - 1;\ | ^~~~~~~~~~~~ drivers/gpu/drm/sun4i/sun4i_drv.c:372:9: note: in expansion of macro 'INIT_KFIFO' 372 | INIT_KFIFO(list.fifo); | ^~~~~~~~~~ >> include/linux/kfifo.h:130:49: error: '*(struct device_node **)&__tmp->buf' is a pointer; did you mean to use '->'? 130 | #define get_stack_data_type(fifo) typeof(*(fifo)->type) | ^~ include/linux/kfifo.h:64:17: note: in definition of macro '__STRUCT_KFIFO_COMMON' 64 | ptrtype *ptr; \ | ^~~~~~~ include/linux/kfifo.h:84:16: note: in expansion of macro '__STRUCT_KFIFO_PTR' 84 | struct __STRUCT_KFIFO_PTR(type, 0, type) | ^~~~~~~~~~~~~~~~~~ include/linux/kfifo.h:116:41: note: in expansion of macro 'STRUCT_KFIFO_PTR' 116 | #define DECLARE_KFIFO_PTR(fifo, type) STRUCT_KFIFO_PTR(type) fifo | ^~~~~~~~~~~~~~~~ include/linux/kfifo.h:138:17: note: in expansion of macro 'DECLARE_KFIFO_PTR' 138 | DECLARE_KFIFO_PTR(__tmp_stack, get_stack_data_type(fifo));\ | ^~~~~~~~~~~~~~~~~ include/linux/kfifo.h:138:48: note: in expansion of macro 'get_stack_data_type' 138 | DECLARE_KFIFO_PTR(__tmp_stack, get_stack_data_type(fifo));\ | ^~~~~~~~~~~~~~~~~~~ include/linux/kfifo.h:151:53: note: in expansion of macro '__STACK_SIZE' 151 | __kfifo->mask = __is_kfifo_ptr(__tmp) ? 0 : __STACK_SIZE(__tmp->buf) - 1;\ | ^~~~~~~~~~~~ drivers/gpu/drm/sun4i/sun4i_drv.c:372:9: note: in expansion of macro 'INIT_KFIFO' 372 | INIT_KFIFO(list.fifo); | ^~~~~~~~~~ >> include/linux/kfifo.h:130:49: error: '*(struct device_node **)&__tmp->buf' is a pointer; did you mean to use '->'? 130 | #define get_stack_data_type(fifo) typeof(*(fifo)->type) | ^~ include/linux/kfifo.h:65:17: note: in definition of macro '__STRUCT_KFIFO_COMMON' 65 | ptrtype const *ptr_const; \ | ^~~~~~~ include/linux/kfifo.h:84:16: note: in expansion of macro '__STRUCT_KFIFO_PTR' 84 | struct __STRUCT_KFIFO_PTR(type, 0, type) | ^~~~~~~~~~~~~~~~~~ include/linux/kfifo.h:116:41: note: in expansion of macro 'STRUCT_KFIFO_PTR' 116 | #define DECLARE_KFIFO_PTR(fifo, type) STRUCT_KFIFO_PTR(type) fifo | ^~~~~~~~~~~~~~~~ include/linux/kfifo.h:138:17: note: in expansion of macro 'DECLARE_KFIFO_PTR' 138 | DECLARE_KFIFO_PTR(__tmp_stack, get_stack_data_type(fifo));\ | ^~~~~~~~~~~~~~~~~ include/linux/kfifo.h:138:48: note: in expansion of macro 'get_stack_data_type' 138 | DECLARE_KFIFO_PTR(__tmp_stack, get_stack_data_type(fifo));\ | ^~~~~~~~~~~~~~~~~~~ include/linux/kfifo.h:151:53: note: in expansion of macro '__STACK_SIZE' 151 | __kfifo->mask = __is_kfifo_ptr(__tmp) ? 0 : __STACK_SIZE(__tmp->buf) - 1;\ | ^~~~~~~~~~~~ drivers/gpu/drm/sun4i/sun4i_drv.c:372:9: note: in expansion of macro 'INIT_KFIFO' 372 | INIT_KFIFO(list.fifo); | ^~~~~~~~~~ >> include/linux/kfifo.h:130:49: error: '*(struct device_node **)&__tmp->buf' is a pointer; did you mean to use '->'? 130 | #define get_stack_data_type(fifo) typeof(*(fifo)->type) | ^~ include/linux/kfifo.h:80:9: note: in definition of macro '__STRUCT_KFIFO_PTR' 80 | type buf[0]; \ | ^~~~ include/linux/kfifo.h:116:41: note: in expansion of macro 'STRUCT_KFIFO_PTR' 116 | #define DECLARE_KFIFO_PTR(fifo, type) STRUCT_KFIFO_PTR(type) fifo | ^~~~~~~~~~~~~~~~ include/linux/kfifo.h:138:17: note: in expansion of macro 'DECLARE_KFIFO_PTR' 138 | DECLARE_KFIFO_PTR(__tmp_stack, get_stack_data_type(fifo));\ | ^~~~~~~~~~~~~~~~~ include/linux/kfifo.h:138:48: note: in expansion of macro 'get_stack_data_type' 138 | DECLARE_KFIFO_PTR(__tmp_stack, get_stack_data_type(fifo));\ | ^~~~~~~~~~~~~~~~~~~ include/linux/kfifo.h:151:53: note: in expansion of macro '__STACK_SIZE' 151 | __kfifo->mask = __is_kfifo_ptr(__tmp) ? 0 : __STACK_SIZE(__tmp->buf) - 1;\ | ^~~~~~~~~~~~ drivers/gpu/drm/sun4i/sun4i_drv.c:372:9: note: in expansion of macro 'INIT_KFIFO' 372 | INIT_KFIFO(list.fifo); | ^~~~~~~~~~ >> include/linux/kfifo.h:130:49: error: '*(struct device_node **)&__tmp->buf' is a pointer; did you mean to use '->'? 130 | #define get_stack_data_type(fifo) typeof(*(fifo)->type) | ^~ include/linux/kfifo.h:139:66: note: in expansion of macro 'get_stack_data_type' 139 | (sizeof(*(fifo)) - sizeof(__tmp_stack)) / sizeof(get_stack_data_type(fifo));\ | ^~~~~~~~~~~~~~~~~~~ include/linux/kfifo.h:151:53: note: in expansion of macro '__STACK_SIZE' 151 | __kfifo->mask = __is_kfifo_ptr(__tmp) ? 0 : __STACK_SIZE(__tmp->buf) - 1;\ | ^~~~~~~~~~~~ drivers/gpu/drm/sun4i/sun4i_drv.c:372:9: note: in expansion of macro 'INIT_KFIFO' 372 | INIT_KFIFO(list.fifo); | ^~~~~~~~~~ vim +130 include/linux/kfifo.h 125 126 /** 127 * get_kfifo_data_type - macro to get type of kfifo's member 128 * @fifo: pointer of kfifo 129 */ > 130 #define get_stack_data_type(fifo) typeof(*(fifo)->type) 131 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki