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d="scan'208";a="325920344" Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Apr 2023 15:33:33 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10689"; a="762195556" X-IronPort-AV: E=Sophos;i="5.99,220,1677571200"; d="scan'208";a="762195556" Received: from lkp-server01.sh.intel.com (HELO b613635ddfff) ([10.239.97.150]) by fmsmga004.fm.intel.com with ESMTP; 23 Apr 2023 15:33:32 -0700 Received: from kbuild by b613635ddfff with local (Exim 4.96) (envelope-from ) id 1pqiGx-000i7o-1T; Sun, 23 Apr 2023 22:33:31 +0000 Date: Mon, 24 Apr 2023 06:32:31 +0800 From: kernel test robot To: Hector Martin Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev Subject: [asahilinux:bits/070-audio 40/40] sound/soc/codecs/cs42l84.c:1062:34: warning: unused variable 'cs42l84_of_match' Message-ID: <202304240619.0SB66hSu-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=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit tree: https://github.com/AsahiLinux/linux bits/070-audio head: 04466302f3a6cb36c4784f371777f254644bfff3 commit: 04466302f3a6cb36c4784f371777f254644bfff3 [40/40] fixup! wip: ASoC: cs42l84: Start new codec driver config: hexagon-randconfig-r045-20230424 (https://download.01.org/0day-ci/archive/20230424/202304240619.0SB66hSu-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://github.com/AsahiLinux/linux/commit/04466302f3a6cb36c4784f371777f254644bfff3 git remote add asahilinux https://github.com/AsahiLinux/linux git fetch --no-tags asahilinux bits/070-audio git checkout 04466302f3a6cb36c4784f371777f254644bfff3 # 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 sound/soc/codecs/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot | Link: https://lore.kernel.org/oe-kbuild-all/202304240619.0SB66hSu-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from sound/soc/codecs/cs42l84.c:21: 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 sound/soc/codecs/cs42l84.c:21: 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 sound/soc/codecs/cs42l84.c:21: 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); ~~~~~~~~~~ ^ >> sound/soc/codecs/cs42l84.c:1062:34: warning: unused variable 'cs42l84_of_match' [-Wunused-const-variable] static const struct of_device_id cs42l84_of_match[] = { ^ 7 warnings generated. vim +/cs42l84_of_match +1062 sound/soc/codecs/cs42l84.c 9e86ecb7bce72a Martin Povišer 2022-06-29 1061 9e86ecb7bce72a Martin Povišer 2022-06-29 @1062 static const struct of_device_id cs42l84_of_match[] = { 9e86ecb7bce72a Martin Povišer 2022-06-29 1063 { .compatible = "cirrus,cs42l84", }, 9e86ecb7bce72a Martin Povišer 2022-06-29 1064 {} 9e86ecb7bce72a Martin Povišer 2022-06-29 1065 }; 9e86ecb7bce72a Martin Povišer 2022-06-29 1066 MODULE_DEVICE_TABLE(of, cs42l84_of_match); 9e86ecb7bce72a Martin Povišer 2022-06-29 1067 :::::: The code at line 1062 was first introduced by commit :::::: 9e86ecb7bce72a03d9992664f460e1afbd91ba19 wip: ASoC: cs42l84: Start new codec driver :::::: TO: Martin Povišer :::::: CC: Hector Martin -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests