crypto: algboss - compile out test-related code when tests disabled

When CONFIG_CRYPTO_MANAGER_DISABLE_TESTS is set, the code in algboss.c
that handles CRYPTO_MSG_ALG_REGISTER is unnecessary, so make it be
compiled out.
Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

crypto/algboss.c

@@ -175,11 +175,7 @@ static int cryptomgr_test(void *data)
 {
 	struct crypto_test_param *param = data;
 	u32 type = param->type;
-	int err = 0;
-
-#ifdef CONFIG_CRYPTO_MANAGER_DISABLE_TESTS
-	goto skiptest;
-#endif
+	int err;
 
 	err = alg_test(param->driver, param->alg, type, CRYPTO_ALG_TESTED);
 
@@ -194,6 +190,9 @@ static int cryptomgr_schedule_test(struct crypto_alg *alg)
 	struct task_struct *thread;
 	struct crypto_test_param *param;
 
+	if (IS_ENABLED(CONFIG_CRYPTO_MANAGER_DISABLE_TESTS))
+		return NOTIFY_DONE;
+
 	if (!try_module_get(THIS_MODULE))
 		goto err;