[linux-next:master 846/1095] drivers/dax/kmem.c:74:8-13: ERROR: invalid reference to the index variable of the iterator on line 61

[linux-next:master 846/1095] drivers/dax/kmem.c:74:8-13: ERROR: invalid reference to the index variable of the iterator on line 61

[kernel test robot]

BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
CC: Linux Memory Management List <linux-mm@kvack.org>
TO: Huang Ying <ying.huang@intel.com>
CC: Andrew Morton <akpm@linux-foundation.org>
CC: Linux Memory Management List <linux-mm@kvack.org>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   98897dc735cf6635f0966f76eb0108354168fb15
commit: cb826bb2f6e132253d68b931d64b8d3973bf6095 [846/1095] dax, kmem: calculate abstract distance with general interface
:::::: branch date: 23 hours ago
:::::: commit date: 9 days ago
config: x86_64-randconfig-104-20230912 (https://download.01.org/0day-ci/archive/20230915/202309150959.WgiONEmO-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce: (https://download.01.org/0day-ci/archive/20230915/202309150959.WgiONEmO-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@intel.com>
| Reported-by: Julia Lawall <julia.lawall@inria.fr>
| Closes: https://lore.kernel.org/r/202309150959.WgiONEmO-lkp@intel.com/

cocci warnings: (new ones prefixed by >>)
>> drivers/dax/kmem.c:74:8-13: ERROR: invalid reference to the index variable of the iterator on line 61

vim +74 drivers/dax/kmem.c

cb826bb2f6e132 Huang Ying 2023-08-16  54  
cb826bb2f6e132 Huang Ying 2023-08-16  55  static struct memory_dev_type *kmem_find_alloc_memory_type(int adist)
cb826bb2f6e132 Huang Ying 2023-08-16  56  {
cb826bb2f6e132 Huang Ying 2023-08-16  57  	bool found = false;
cb826bb2f6e132 Huang Ying 2023-08-16  58  	struct memory_dev_type *mtype;
cb826bb2f6e132 Huang Ying 2023-08-16  59  
cb826bb2f6e132 Huang Ying 2023-08-16  60  	mutex_lock(&kmem_memory_type_lock);
cb826bb2f6e132 Huang Ying 2023-08-16 @61  	list_for_each_entry(mtype, &kmem_memory_types, list) {
cb826bb2f6e132 Huang Ying 2023-08-16  62  		if (mtype->adistance == adist) {
cb826bb2f6e132 Huang Ying 2023-08-16  63  			found = true;
cb826bb2f6e132 Huang Ying 2023-08-16  64  			break;
cb826bb2f6e132 Huang Ying 2023-08-16  65  		}
cb826bb2f6e132 Huang Ying 2023-08-16  66  	}
cb826bb2f6e132 Huang Ying 2023-08-16  67  	if (!found) {
cb826bb2f6e132 Huang Ying 2023-08-16  68  		mtype = alloc_memory_type(adist);
cb826bb2f6e132 Huang Ying 2023-08-16  69  		if (!IS_ERR(mtype))
cb826bb2f6e132 Huang Ying 2023-08-16  70  			list_add(&mtype->list, &kmem_memory_types);
cb826bb2f6e132 Huang Ying 2023-08-16  71  	}
cb826bb2f6e132 Huang Ying 2023-08-16  72  	mutex_unlock(&kmem_memory_type_lock);
cb826bb2f6e132 Huang Ying 2023-08-16  73  
cb826bb2f6e132 Huang Ying 2023-08-16 @74  	return mtype;
cb826bb2f6e132 Huang Ying 2023-08-16  75  }
cb826bb2f6e132 Huang Ying 2023-08-16  76  

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