[dm-devel] [dm:for-next 27/28] drivers/md/dm-crypt.c:2281: undefined reference to `key_type_encrypted'

[kbuild test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm.git for-next
head:   2d56364c7c7ba64576c37a16c8af98f66b4bb16b
commit: 5cacab0334b940164ad6aac39712f4d3b06076bc [27/28] dm crypt: support using encrypted keys
config: i386-randconfig-e001-20200421 (attached as .config)
compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0
reproduce:
        git checkout 5cacab0334b940164ad6aac39712f4d3b06076bc
        # save the attached .config to linux build tree
        make ARCH=i386 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kbuild test robot <lkp at intel.com>

All errors (new ones prefixed by >>):

   ld: drivers/md/dm-crypt.o: in function `crypt_set_keyring_key':
>> drivers/md/dm-crypt.c:2281: undefined reference to `key_type_encrypted'

vim +2281 drivers/md/dm-crypt.c

  2251	
  2252	static int crypt_set_keyring_key(struct crypt_config *cc, const char *key_string)
  2253	{
  2254		char *new_key_string, *key_desc;
  2255		int ret;
  2256		struct key_type *type;
  2257		struct key *key;
  2258		int (*set_key)(struct crypt_config *cc, struct key *key);
  2259	
  2260		/*
  2261		 * Reject key_string with whitespace. dm core currently lacks code for
  2262		 * proper whitespace escaping in arguments on DM_TABLE_STATUS path.
  2263		 */
  2264		if (contains_whitespace(key_string)) {
  2265			DMERR("whitespace chars not allowed in key string");
  2266			return -EINVAL;
  2267		}
  2268	
  2269		/* look for next ':' separating key_type from key_description */
  2270		key_desc = strpbrk(key_string, ":");
  2271		if (!key_desc || key_desc == key_string || !strlen(key_desc + 1))
  2272			return -EINVAL;
  2273	
  2274		if (!strncmp(key_string, "logon:", key_desc - key_string + 1)) {
  2275			type = &key_type_logon;
  2276			set_key = set_key_user;
  2277		} else if (!strncmp(key_string, "user:", key_desc - key_string + 1)) {
  2278			type = &key_type_user;
  2279			set_key = set_key_user;
  2280		} else if (!strncmp(key_string, "encrypted:", key_desc - key_string + 1)) {
> 2281			type = &key_type_encrypted;
  2282			set_key = set_key_encrypted;
  2283		} else {
  2284			return -EINVAL;
  2285		}
  2286	
  2287		new_key_string = kstrdup(key_string, GFP_KERNEL);
  2288		if (!new_key_string)
  2289			return -ENOMEM;
  2290	
  2291		key = request_key(type, key_desc + 1, NULL);
  2292		if (IS_ERR(key)) {
  2293			kzfree(new_key_string);
  2294			return PTR_ERR(key);
  2295		}
  2296	
  2297		down_read(&key->sem);
  2298	
  2299		ret = set_key(cc, key);
  2300		if (ret < 0) {
  2301			up_read(&key->sem);
  2302			key_put(key);
  2303			kzfree(new_key_string);
  2304			return ret;
  2305		}
  2306	
  2307		up_read(&key->sem);
  2308		key_put(key);
  2309	
  2310		/* clear the flag since following operations may invalidate previously valid key */
  2311		clear_bit(DM_CRYPT_KEY_VALID, &cc->flags);
  2312	
  2313		ret = crypt_setkey(cc);
  2314	
  2315		if (!ret) {
  2316			set_bit(DM_CRYPT_KEY_VALID, &cc->flags);
  2317			kzfree(cc->key_string);
  2318			cc->key_string = new_key_string;
  2319		} else
  2320			kzfree(new_key_string);
  2321	
  2322		return ret;
  2323	}
  2324	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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