From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="Aa8liEpW" Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.20]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C819210DC; Fri, 24 Nov 2023 05:20:03 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1700832003; x=1732368003; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=peRuZaBCZzr/v4C9Q1MvL6hloPYVyHK9MBs7TTjylkU=; b=Aa8liEpWMzykbvH9Av38NtxXXkTa46hSrv+lzT7tHXA9nJ6r4g6MDkEG mKEwXzvCRn5C6SeQf4V3THKyWc/d7hkEzHlt4xQs1cc93ALpejk5SEtsj 3zrkHSRsqqrssdcHvG1X2p8W8MxpwOUETPrjboZeHsm9dvzJJJQJ8ga5r KOnEl9s6aw+BdAA4/YP+19ATzDYTR0w0LTkxVuNGCOPY8bEeOn0LtUu+L zo7mXVs1BEi6ujASfjcTsZXroUfra83i/yeyKjJ7txto8+H4ulfV2+aHc oCup6wgDyIn0s4HjUe9Prm3wqD0hagS/Bf/cKV/Ohg65EurnG/DQH4kc4 Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10904"; a="382823364" X-IronPort-AV: E=Sophos;i="6.04,224,1695711600"; d="scan'208";a="382823364" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Nov 2023 05:20:02 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10904"; a="885274437" X-IronPort-AV: E=Sophos;i="6.04,224,1695711600"; d="scan'208";a="885274437" Received: from lkp-server01.sh.intel.com (HELO d584ee6ebdcc) ([10.239.97.150]) by fmsmga002.fm.intel.com with ESMTP; 24 Nov 2023 05:20:00 -0800 Received: from kbuild by d584ee6ebdcc with local (Exim 4.96) (envelope-from ) id 1r6W69-0002nb-2u; Fri, 24 Nov 2023 13:19:57 +0000 Date: Fri, 24 Nov 2023 21:19:50 +0800 From: kernel test robot To: Anshul Dalal , linux-input@vger.kernel.org, devicetree@vger.kernel.org Cc: oe-kbuild-all@lists.linux.dev, Anshul Dalal , Conor Dooley , Dmitry Torokhov , Thomas =?iso-8859-1?Q?Wei=DFschuh?= , linux-kernel@vger.kernel.org, Krzysztof Kozlowski , Rob Herring , Jeff LaBundy , linux-kernel-mentees@lists.linuxfoundation.org Subject: Re: [PATCH v10 2/2] input: joystick: driver for Adafruit Seesaw Gamepad Message-ID: <202311241512.0CL83yG6-lkp@intel.com> References: <20231121123409.2231115-2-anshulusr@gmail.com> 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: <20231121123409.2231115-2-anshulusr@gmail.com> Hi Anshul, kernel test robot noticed the following build warnings: [auto build test WARNING on dtor-input/next] [also build test WARNING on dtor-input/for-linus hid/for-next linus/master v6.7-rc2 next-20231124] [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/Anshul-Dalal/input-joystick-driver-for-Adafruit-Seesaw-Gamepad/20231121-204243 base: https://git.kernel.org/pub/scm/linux/kernel/git/dtor/input.git next patch link: https://lore.kernel.org/r/20231121123409.2231115-2-anshulusr%40gmail.com patch subject: [PATCH v10 2/2] input: joystick: driver for Adafruit Seesaw Gamepad config: hexagon-randconfig-r123-20231123 (https://download.01.org/0day-ci/archive/20231124/202311241512.0CL83yG6-lkp@intel.com/config) compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a) reproduce: (https://download.01.org/0day-ci/archive/20231124/202311241512.0CL83yG6-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/202311241512.0CL83yG6-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from drivers/input/joystick/adafruit-seesaw.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] 547 | 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] 560 | 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/input/joystick/adafruit-seesaw.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] 573 | 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/input/joystick/adafruit-seesaw.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] 584 | __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] 594 | __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] 604 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ >> drivers/input/joystick/adafruit-seesaw.c:300:34: warning: unused variable 'seesaw_of_table' [-Wunused-const-variable] 300 | static const struct of_device_id seesaw_of_table[] = { | ^ 7 warnings generated. vim +/seesaw_of_table +300 drivers/input/joystick/adafruit-seesaw.c 299 > 300 static const struct of_device_id seesaw_of_table[] = { 301 { .compatible = "adafruit,seesaw-gamepad"}, 302 { /* Sentinel */ } 303 }; 304 MODULE_DEVICE_TABLE(of, seesaw_of_table); 305 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki