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Date: Sat, 29 Jun 2024 19:29:43 +0800
From: kernel test robot <lkp@...el.com>
To: Breno Leitao <leitao@...ian.org>, linuxppc-dev@...ts.ozlabs.org,
linux-arm-kernel@...ts.infradead.org, netdev@...r.kernel.org,
Horia Geantă <horia.geanta@....com>,
Pankaj Gupta <pankaj.gupta@....com>,
Gaurav Jain <gaurav.jain@....com>,
Herbert Xu <herbert@...dor.apana.org.au>,
"David S. Miller" <davem@...emloft.net>
Cc: oe-kbuild-all@...ts.linux.dev, kuba@...nel.org, Roy.Pledge@....com,
"open list:FREESCALE CAAM Cryptographic Acceleration and..., linux-kernel@...r.kernel.org open list" <linux-crypto@...r.kernel.org>,
horms@...nel.org
Subject: Re: [PATCH 2/4] crypto: caam: Depend on COMPILE_TEST also
Hi Breno,
kernel test robot noticed the following build warnings:
[auto build test WARNING on herbert-cryptodev-2.6/master]
[also build test WARNING on herbert-crypto-2.6/master soc/for-next linus/master v6.10-rc5 next-20240628]
[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/Breno-Leitao/crypto-caam-Depend-on-COMPILE_TEST-also/20240625-223834
base: https://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git master
patch link: https://lore.kernel.org/r/20240624162128.1665620-2-leitao%40debian.org
patch subject: [PATCH 2/4] crypto: caam: Depend on COMPILE_TEST also
config: hexagon-randconfig-r122-20240629
compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18)
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/202406291933.HbEwuxOa-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from drivers/crypto/caam/ctrl.c:10:
In file included from include/linux/of_address.h:7:
In file included from include/linux/io.h:14:
In file included from arch/hexagon/include/asm/io.h:328:
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/crypto/caam/ctrl.c:10:
In file included from include/linux/of_address.h:7:
In file included from include/linux/io.h:14:
In file included from arch/hexagon/include/asm/io.h:328:
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/crypto/caam/ctrl.c:10:
In file included from include/linux/of_address.h:7:
In file included from include/linux/io.h:14:
In file included from arch/hexagon/include/asm/io.h:328:
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);
| ~~~~~~~~~~ ^
>> drivers/crypto/caam/ctrl.c:83:34: warning: unused variable 'imx8m_machine_match' [-Wunused-const-variable]
83 | static const struct of_device_id imx8m_machine_match[] = {
| ^~~~~~~~~~~~~~~~~~~
7 warnings generated.
vim +/imx8m_machine_match +83 drivers/crypto/caam/ctrl.c
281922a1d4f59bd Kim Phillips 2012-06-22 82
271e3830377ab5a Pankaj Gupta 2023-05-12 @83 static const struct of_device_id imx8m_machine_match[] = {
271e3830377ab5a Pankaj Gupta 2023-05-12 84 { .compatible = "fsl,imx8mm", },
271e3830377ab5a Pankaj Gupta 2023-05-12 85 { .compatible = "fsl,imx8mn", },
271e3830377ab5a Pankaj Gupta 2023-05-12 86 { .compatible = "fsl,imx8mp", },
271e3830377ab5a Pankaj Gupta 2023-05-12 87 { .compatible = "fsl,imx8mq", },
271e3830377ab5a Pankaj Gupta 2023-05-12 88 { .compatible = "fsl,imx8ulp", },
271e3830377ab5a Pankaj Gupta 2023-05-12 89 { }
271e3830377ab5a Pankaj Gupta 2023-05-12 90 };
271e3830377ab5a Pankaj Gupta 2023-05-12 91
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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