[cryptodev:master 162/163] drivers/crypto/hisilicon/zip/zip_main.c:154:13: error: 'head' undeclared; did you mean '_end'?

[kbuild test robot <lkp@xxxxxxxxx>]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/herbert/cryptodev-2.6.git master
head:   298b4c604008025b134bc6fccbc4018449945d60
commit: 700f7d0d29c795c36517dcd3541e4432a76c2efc [162/163] crypto: hisilicon - fix to return sub-optimal device when best device has no qps
config: alpha-allyesconfig (attached as .config)
compiler: alpha-linux-gcc (GCC) 7.4.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 700f7d0d29c795c36517dcd3541e4432a76c2efc
        # save the attached .config to linux build tree
        GCC_VERSION=7.4.0 make.cross ARCH=alpha 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

   drivers/crypto/hisilicon/zip/zip_main.c: In function 'find_zip_device':
>> drivers/crypto/hisilicon/zip/zip_main.c:154:13: error: 'head' undeclared (first use in this function); did you mean '_end'?
     free_list(&head);
                ^~~~
                _end
   drivers/crypto/hisilicon/zip/zip_main.c:154:13: note: each undeclared identifier is reported only once for each function it appears in
   drivers/crypto/hisilicon/zip/zip_main.c:153:1: warning: label 'err' defined but not used [-Wunused-label]
    err:
    ^~~

vim +154 drivers/crypto/hisilicon/zip/zip_main.c

   104	
   105	struct hisi_zip *find_zip_device(int node)
   106	{
   107		struct hisi_zip *ret = NULL;
   108	#ifdef CONFIG_NUMA
   109		struct hisi_zip_resource *res, *tmp;
   110		struct hisi_zip *hisi_zip;
   111		struct list_head *n;
   112		struct device *dev;
   113		LIST_HEAD(head);
   114	
   115		mutex_lock(&hisi_zip_list_lock);
   116	
   117		list_for_each_entry(hisi_zip, &hisi_zip_list, list) {
   118			res = kzalloc(sizeof(*res), GFP_KERNEL);
   119			if (!res)
   120				goto err;
   121	
   122			dev = &hisi_zip->qm.pdev->dev;
   123			res->hzip = hisi_zip;
   124			res->distance = node_distance(dev->numa_node, node);
   125	
   126			n = &head;
   127			list_for_each_entry(tmp, &head, list) {
   128				if (res->distance < tmp->distance) {
   129					n = &tmp->list;
   130					break;
   131				}
   132			}
   133			list_add_tail(&res->list, n);
   134		}
   135	
   136		list_for_each_entry(tmp, &head, list) {
   137			if (hisi_qm_get_free_qp_num(&tmp->hzip->qm)) {
   138				ret = tmp->hzip;
   139				break;
   140			}
   141		}
   142	
   143		free_list(&head);
   144	#else
   145		mutex_lock(&hisi_zip_list_lock);
   146	
   147		ret = list_first_entry(&hisi_zip_list, struct hisi_zip, list);
   148	#endif
   149		mutex_unlock(&hisi_zip_list_lock);
   150	
   151		return ret;
   152	
   153	err:
 > 154		free_list(&head);
   155		mutex_unlock(&hisi_zip_list_lock);
   156		return NULL;
   157	}
   158	

---
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