[openeuler:OLK-5.10 2759/2759] mm/hugetlb_vmemmap.c:352 (null)() warn: (struct ctl_table)->procname cannot be NULL. Expression : hugetlb_vmemmap_sysctls[1]->procname

[openeuler:OLK-5.10 2759/2759] mm/hugetlb_vmemmap.c:352 (null)() warn: (struct ctl_table)->procname cannot be NULL. Expression : hugetlb_vmemmap_sysctls[1]->procname

[kernel test robot]

BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
TO: kernel@openeuler.org
TO: Zheng Zengkai <zhengzengkai@huawei.com>

tree:   https://gitee.com/openeuler/kernel.git OLK-5.10
head:   4d88bf76198b8a462646f7be261586ebb2bbf5f3
commit: 6b2239c22b56bddcdefd09fd58b6672f2b1f1566 [2759/2759] mm: hugetlb_vmemmap: add hugetlb_optimize_vmemmap sysctl
:::::: branch date: 27 hours ago
:::::: commit date: 2 years, 7 months ago
config: x86_64-randconfig-161-20250222 (https://download.01.org/0day-ci/archive/20250222/202502221344.WRaa1GPQ-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0

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@intel.com>
| Reported-by: Dan Carpenter <error27@gmail.com>
| Closes: https://lore.kernel.org/r/202502221344.WRaa1GPQ-lkp@intel.com/

smatch warnings:
mm/hugetlb_vmemmap.c:352 (null)() warn: (struct ctl_table)->procname cannot be NULL. Expression : hugetlb_vmemmap_sysctls[1]->procname
mm/hugetlb_vmemmap.c:352 (null)() warn: (struct ctl_table)->proc_handler cannot be NULL. Expression : hugetlb_vmemmap_sysctls[1]->proc_handler

vim +352 mm/hugetlb_vmemmap.c

6b2239c22b56bd Muchun Song 2022-07-28  351  
6b2239c22b56bd Muchun Song 2022-07-28 @352  static struct ctl_table hugetlb_vmemmap_sysctls[] = {
6b2239c22b56bd Muchun Song 2022-07-28  353  	{
6b2239c22b56bd Muchun Song 2022-07-28  354  		.procname	= "hugetlb_optimize_vmemmap",
6b2239c22b56bd Muchun Song 2022-07-28  355  		.maxlen		= sizeof(enum vmemmap_optimize_mode),
6b2239c22b56bd Muchun Song 2022-07-28  356  		.mode		= 0644,
6b2239c22b56bd Muchun Song 2022-07-28  357  		.proc_handler	= hugetlb_optimize_vmemmap_handler,
6b2239c22b56bd Muchun Song 2022-07-28  358  		.extra1		= SYSCTL_ZERO,
6b2239c22b56bd Muchun Song 2022-07-28  359  		.extra2		= SYSCTL_ONE,
6b2239c22b56bd Muchun Song 2022-07-28  360  	},
6b2239c22b56bd Muchun Song 2022-07-28  361  	{ }
6b2239c22b56bd Muchun Song 2022-07-28  362  };
6b2239c22b56bd Muchun Song 2022-07-28  363  

-- 
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https://github.com/intel/lkp-tests/wiki