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Date: Sat, 18 Nov 2023 02:13:50 +0800
From: kernel test robot <lkp@...el.com>
To: Anshul Dalal <anshulusr@...il.com>, linux-kernel@...r.kernel.org,
linux-iio@...r.kernel.org, devicetree@...r.kernel.org
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
Anshul Dalal <anshulusr@...il.com>,
Conor Dooley <conor+dt@...nel.org>,
Lars-Peter Clausen <lars@...afoo.de>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzk@...nel.org>,
linux-kernel-mentees@...ts.linuxfoundation.org,
Jonathan Cameron <jic23@...nel.org>,
Shuah Khan <skhan@...uxfoundation.org>
Subject: Re: [PATCH v2 2/2] iio: light: driver for Lite-On ltr390
Hi Anshul,
kernel test robot noticed the following build errors:
[auto build test ERROR on jic23-iio/togreg]
[also build test ERROR on robh/for-next linus/master v6.7-rc1 next-20231117]
[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/iio-light-driver-for-Lite-On-ltr390/20231117-154922
base: https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg
patch link: https://lore.kernel.org/r/20231117074554.700970-2-anshulusr%40gmail.com
patch subject: [PATCH v2 2/2] iio: light: driver for Lite-On ltr390
config: hexagon-allmodconfig (https://download.01.org/0day-ci/archive/20231118/202311180127.eL4Rof8A-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231118/202311180127.eL4Rof8A-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 <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202311180127.eL4Rof8A-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from drivers/iio/light/ltr390.c:23:
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:337:
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/iio/light/ltr390.c:23:
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:337:
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/iio/light/ltr390.c:23:
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:337:
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/iio/light/ltr390.c:217:25: error: use of undeclared identifier 'ltr390_id_table'; did you mean 'ltr390_of_table'?
217 | MODULE_DEVICE_TABLE(of, ltr390_id_table);
| ^~~~~~~~~~~~~~~
| ltr390_of_table
include/linux/module.h:244:15: note: expanded from macro 'MODULE_DEVICE_TABLE'
244 | extern typeof(name) __mod_##type##__##name##_device_table \
| ^
drivers/iio/light/ltr390.c:213:34: note: 'ltr390_of_table' declared here
213 | static const struct of_device_id ltr390_of_table[] = {
| ^
6 warnings and 1 error generated.
vim +217 drivers/iio/light/ltr390.c
212
213 static const struct of_device_id ltr390_of_table[] = {
214 { .compatible = "liteon,ltr390"},
215 { /* Sentinel */ }
216 };
> 217 MODULE_DEVICE_TABLE(of, ltr390_id_table);
218
--
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https://github.com/intel/lkp-tests/wiki
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