From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.11]) (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 8FE4010A3E; Sun, 1 Dec 2024 03:17:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.11 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733023059; cv=none; b=KW3Hi1aaQFldEvy/QyX6Vf5habH/5U4hq+0beE3FKIcd6kSF8iOUFkynY0tSbLqRDFYzRkqPsWtc718Qilr0fuwP+d9ekFtlF1YrDdDm8Zo/FDHnDe2pxgub3oxSBLCKzc6HGTDiG6rpvq5KTMgau+hVMyVVGmNKdhHieIRNCfI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733023059; c=relaxed/simple; bh=8ZWM1UzmI6V6bXywaSTwHDkGYM9wOeczaORCfASIHp0=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=OTWkT0/tP6FrAGbWBtAlHFRHMnYtCrA64rK0R0XKXXARbAJ++U5UEYo6aBi+z1TyHG112o1TSZW3Lbbys0B2ommg+RZoluqyzdbZm/j1TPvWalMGLQuDeT+WOORUURIFX5b5rKQmuOlhoG8R7oSJJaZRT8gqhrT1/uJxb8WchlU= 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=JbPIGT6i; arc=none smtp.client-ip=198.175.65.11 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="JbPIGT6i" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1733023058; x=1764559058; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=8ZWM1UzmI6V6bXywaSTwHDkGYM9wOeczaORCfASIHp0=; b=JbPIGT6i3/42+bHr4m49Etg5HdiQ6d+ELas9TLu+ryHH+blXdpZF1yR0 Seol0ImgDNX+A8X8jPHd4mspDaAz//A7EFv9/pYhhU+6X9AJjmMF3qeuM /LTxde6tVe/GtuX1FSy6tq1mSrR3lr76NxGFh+9mnQuaZTUZAT58GRJqC zi9CB8ojFoqDYSTX1AeWGF98yX0dZjb2OAg/aiLj10n9924MR6RGaNRgw ces3cHrztz/tBxHJwo0QKunBTQz/eWqEAMt/Si+nY1wiRG4E8sGu6rhdP s4UPxkIW4JvP5dEd+HbILUM8tTseaLzp0yImnFzQhnlMOL/lgetjLKbrS g==; X-CSE-ConnectionGUID: 5Us/A+n7RDGx/xHu0BCukw== X-CSE-MsgGUID: 9byGwM9SQR6BFkPRAa4GQQ== X-IronPort-AV: E=McAfee;i="6700,10204,11272"; a="43689094" X-IronPort-AV: E=Sophos;i="6.12,199,1728975600"; d="scan'208";a="43689094" Received: from orviesa004.jf.intel.com ([10.64.159.144]) by orvoesa103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Nov 2024 19:17:37 -0800 X-CSE-ConnectionGUID: 6hg/YWXCRTWIdGJ/fXIFnw== X-CSE-MsgGUID: 0oA03bYlS0KlbrM3m5qW5g== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.12,199,1728975600"; d="scan'208";a="97892803" Received: from lkp-server02.sh.intel.com (HELO 36a1563c48ff) ([10.239.97.151]) by orviesa004.jf.intel.com with ESMTP; 30 Nov 2024 19:17:34 -0800 Received: from kbuild by 36a1563c48ff with local (Exim 4.96) (envelope-from ) id 1tHaSh-0001BV-1V; Sun, 01 Dec 2024 03:17:31 +0000 Date: Sun, 1 Dec 2024 11:15:56 +0800 From: kernel test robot To: Paul Kocialkowski , linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Jonathan Cameron , Lars-Peter Clausen , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Kocialkowski Subject: Re: [PATCH 2/2] iio: light: Add support for the AMS TCS3430 color sensor Message-ID: <202412011132.uggaXWal-lkp@intel.com> References: <20241130174239.3298414-2-paulk@sys-base.io> Precedence: bulk X-Mailing-List: devicetree@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: <20241130174239.3298414-2-paulk@sys-base.io> Hi Paul, kernel test robot noticed the following build warnings: [auto build test WARNING on jic23-iio/togreg] [also build test WARNING on linus/master v6.12 next-20241128] [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/Paul-Kocialkowski/iio-light-Add-support-for-the-AMS-TCS3430-color-sensor/20241201-014517 base: https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg patch link: https://lore.kernel.org/r/20241130174239.3298414-2-paulk%40sys-base.io patch subject: [PATCH 2/2] iio: light: Add support for the AMS TCS3430 color sensor config: um-allmodconfig (https://download.01.org/0day-ci/archive/20241201/202412011132.uggaXWal-lkp@intel.com/config) compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project 592c0fe55f6d9a811028b5f3507be91458ab2713) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241201/202412011132.uggaXWal-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/202412011132.uggaXWal-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from drivers/iio/light/tcs3430.c:7: In file included from include/linux/i2c.h:19: In file included from include/linux/regulator/consumer.h:35: In file included from include/linux/suspend.h:5: In file included from include/linux/swap.h:9: In file included from include/linux/memcontrol.h:13: In file included from include/linux/cgroup.h:26: In file included from include/linux/kernel_stat.h:8: In file included from include/linux/interrupt.h:11: In file included from include/linux/hardirq.h:11: In file included from arch/um/include/asm/hardirq.h:5: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:14: In file included from arch/um/include/asm/io.h:24: include/asm-generic/io.h:548:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 548 | val = __raw_readb(PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 561 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu' 37 | #define __le16_to_cpu(x) ((__force __u16)(__le16)(x)) | ^ In file included from drivers/iio/light/tcs3430.c:7: In file included from include/linux/i2c.h:19: In file included from include/linux/regulator/consumer.h:35: In file included from include/linux/suspend.h:5: In file included from include/linux/swap.h:9: In file included from include/linux/memcontrol.h:13: In file included from include/linux/cgroup.h:26: In file included from include/linux/kernel_stat.h:8: In file included from include/linux/interrupt.h:11: In file included from include/linux/hardirq.h:11: In file included from arch/um/include/asm/hardirq.h:5: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:14: In file included from arch/um/include/asm/io.h:24: include/asm-generic/io.h:574:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 574 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu' 35 | #define __le32_to_cpu(x) ((__force __u32)(__le32)(x)) | ^ In file included from drivers/iio/light/tcs3430.c:7: In file included from include/linux/i2c.h:19: In file included from include/linux/regulator/consumer.h:35: In file included from include/linux/suspend.h:5: In file included from include/linux/swap.h:9: In file included from include/linux/memcontrol.h:13: In file included from include/linux/cgroup.h:26: In file included from include/linux/kernel_stat.h:8: In file included from include/linux/interrupt.h:11: In file included from include/linux/hardirq.h:11: In file included from arch/um/include/asm/hardirq.h:5: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:14: In file included from arch/um/include/asm/io.h:24: include/asm-generic/io.h:585:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 585 | __raw_writeb(value, PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 595 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 605 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:693:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 693 | readsb(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:701:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 701 | readsw(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:709:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 709 | readsl(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:718:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 718 | writesb(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:727:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 727 | writesw(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:736:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 736 | writesl(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ In file included from drivers/iio/light/tcs3430.c:7: In file included from include/linux/i2c.h:19: In file included from include/linux/regulator/consumer.h:35: In file included from include/linux/suspend.h:5: In file included from include/linux/swap.h:9: In file included from include/linux/memcontrol.h:21: In file included from include/linux/mm.h:2213: include/linux/vmstat.h:518:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] 518 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_" | ~~~~~~~~~~~ ^ ~~~ >> drivers/iio/light/tcs3430.c:134:27: warning: variable 'index' is uninitialized when used here [-Wuninitialized] 134 | sensor->atime_available[index] = atime_us / USEC_PER_SEC; | ^~~~~ drivers/iio/light/tcs3430.c:128:20: note: initialize the variable 'index' to silence this warning 128 | unsigned int index; | ^ | = 0 >> drivers/iio/light/tcs3430.c:565:3: warning: label followed by a declaration is a C23 extension [-Wc23-extensions] 565 | unsigned int scan_index; | ^ drivers/iio/light/tcs3430.c:600:3: warning: label followed by a declaration is a C23 extension [-Wc23-extensions] 600 | unsigned int atime_us = state->atime_cycles * | ^ drivers/iio/light/tcs3430.c:654:3: warning: label followed by a declaration is a C23 extension [-Wc23-extensions] 654 | unsigned int atime_us = value_first * USEC_PER_SEC + | ^ drivers/iio/light/tcs3430.c:674:3: warning: label followed by a declaration is a C23 extension [-Wc23-extensions] 674 | unsigned int i; | ^ 18 warnings generated. vim +/index +134 drivers/iio/light/tcs3430.c 124 125 static void tcs3430_atime_available_setup(struct tcs3430_sensor *sensor) 126 { 127 unsigned int atime_us; 128 unsigned int index; 129 unsigned int i; 130 131 for (i = 0; i < TCS3430_ATIME_CYCLES_MAX; i++) { 132 atime_us = (i + 1) * TCS3430_ATIME_CYCLE_TIME_US; 133 > 134 sensor->atime_available[index] = atime_us / USEC_PER_SEC; 135 index++; 136 sensor->atime_available[index] = atime_us % USEC_PER_SEC; 137 index++; 138 } 139 } 140 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki