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d="scan'208";a="346396045" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Apr 2023 20:31:18 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10693"; a="727383923" X-IronPort-AV: E=Sophos;i="5.99,233,1677571200"; d="scan'208";a="727383923" Received: from lkp-server01.sh.intel.com (HELO 5bad9d2b7fcb) ([10.239.97.150]) by orsmga001.jf.intel.com with ESMTP; 27 Apr 2023 20:31:17 -0700 Received: from kbuild by 5bad9d2b7fcb with local (Exim 4.96) (envelope-from ) id 1psEpI-00004b-1G; Fri, 28 Apr 2023 03:31:16 +0000 Date: Fri, 28 Apr 2023 11:30:58 +0800 From: kernel test robot To: Alexandre Belloni Cc: oe-kbuild-all@lists.linux.dev Subject: [abelloni:rtc-next 53/57] drivers/rtc/rtc-isl12022.c:104:10: error: initializing 'const struct hwmon_channel_info **' with an expression of type 'const struct hwmon_channel_info *const[2]' discards qualifiers Message-ID: <202304281158.eGVSqzMM-lkp@intel.com> Precedence: bulk X-Mailing-List: oe-kbuild-all@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/abelloni/linux.git rtc-next head: 2c1afd03f007ce89de38d7ca355f05330c6038f0 commit: a176de9fffcb97ee885b2ade3dbb23dc9be33b29 [53/57] rtc: isl12022: constify pointers to hwmon_channel_info config: hexagon-randconfig-r036-20230427 (https://download.01.org/0day-ci/archive/20230428/202304281158.eGVSqzMM-lkp@intel.com/config) compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project 437b7602e4a998220871de78afcb020b9c14a661) 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/abelloni/linux.git/commit/?id=a176de9fffcb97ee885b2ade3dbb23dc9be33b29 git remote add abelloni https://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux.git git fetch --no-tags abelloni rtc-next git checkout a176de9fffcb97ee885b2ade3dbb23dc9be33b29 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash drivers/rtc/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot | Link: https://lore.kernel.org/oe-kbuild-all/202304281158.eGVSqzMM-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from drivers/rtc/rtc-isl12022.c:14: 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:9: In file included from include/linux/interrupt.h:11: In file included from include/linux/hardirq.h:11: In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1: 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:13: In file included from arch/hexagon/include/asm/io.h:334: include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] val = __raw_readb(PCI_IOBASE + addr); ~~~~~~~~~~ ^ include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 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' #define __le16_to_cpu(x) ((__force __u16)(__le16)(x)) ^ In file included from drivers/rtc/rtc-isl12022.c:14: 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:9: In file included from include/linux/interrupt.h:11: In file included from include/linux/hardirq.h:11: In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1: 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:13: In file included from arch/hexagon/include/asm/io.h:334: include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 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' #define __le32_to_cpu(x) ((__force __u32)(__le32)(x)) ^ In file included from drivers/rtc/rtc-isl12022.c:14: 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:9: In file included from include/linux/interrupt.h:11: In file included from include/linux/hardirq.h:11: In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1: 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:13: In file included from arch/hexagon/include/asm/io.h:334: include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] __raw_writeb(value, PCI_IOBASE + addr); ~~~~~~~~~~ ^ include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr); ~~~~~~~~~~ ^ include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr); ~~~~~~~~~~ ^ >> drivers/rtc/rtc-isl12022.c:104:10: error: initializing 'const struct hwmon_channel_info **' with an expression of type 'const struct hwmon_channel_info *const[2]' discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers] .info = isl12022_hwmon_info, ^~~~~~~~~~~~~~~~~~~ 6 warnings and 1 error generated. vim +104 drivers/rtc/rtc-isl12022.c 8d816c1eaa7525 Rasmus Villemoes 2022-11-04 101 8d816c1eaa7525 Rasmus Villemoes 2022-11-04 102 static const struct hwmon_chip_info isl12022_hwmon_chip_info = { 8d816c1eaa7525 Rasmus Villemoes 2022-11-04 103 .ops = &isl12022_hwmon_ops, 8d816c1eaa7525 Rasmus Villemoes 2022-11-04 @104 .info = isl12022_hwmon_info, 8d816c1eaa7525 Rasmus Villemoes 2022-11-04 105 }; 8d816c1eaa7525 Rasmus Villemoes 2022-11-04 106 :::::: The code at line 104 was first introduced by commit :::::: 8d816c1eaa752546fa3221f5027af0a667ff0c8f rtc: isl12022: add support for temperature sensor :::::: TO: Rasmus Villemoes :::::: CC: Alexandre Belloni -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests