crypto: caam - print errno code when hash registration fails

Print the errno code when hash registration fails, so we know why the
failure occurred.  This aids debugging.
Signed-off-by: NRussell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>

drivers/crypto/caam/caamhash.c

@@ -1931,8 +1931,9 @@ static int __init caam_algapi_hash_init(void)
 
 		err = crypto_register_ahash(&t_alg->ahash_alg);
 		if (err) {
-			pr_warn("%s alg registration failed\n",
-				t_alg->ahash_alg.halg.base.cra_driver_name);
+			pr_warn("%s alg registration failed: %d\n",
+				t_alg->ahash_alg.halg.base.cra_driver_name,
+				err);
 			kfree(t_alg);
 		} else
 			list_add_tail(&t_alg->entry, &hash_list);
@@ -1947,8 +1948,9 @@ static int __init caam_algapi_hash_init(void)
 
 		err = crypto_register_ahash(&t_alg->ahash_alg);
 		if (err) {
-			pr_warn("%s alg registration failed\n",
-				t_alg->ahash_alg.halg.base.cra_driver_name);
+			pr_warn("%s alg registration failed: %d\n",
+				t_alg->ahash_alg.halg.base.cra_driver_name,
+				err);
 			kfree(t_alg);
 		} else
 			list_add_tail(&t_alg->entry, &hash_list);