diff --git a/lib/krb5/crypto.c b/lib/krb5/crypto.c
index ff1e4663c..29fc8a8d8 100644
--- a/lib/krb5/crypto.c
+++ b/lib/krb5/crypto.c
@@ -132,9 +132,14 @@ _key_schedule(krb5_context context,
 	      struct _krb5_key_data *key)
 {
     krb5_error_code ret;
-    struct _krb5_encryption_type *et = _krb5_find_enctype(key->key->keytype);
+    struct _krb5_encryption_type *et;
     struct _krb5_key_type *kt;
 
+    if (key->schedule != NULL)
+	return 0;
+
+    et = _krb5_find_enctype(key->key->keytype);
+
     if (et == NULL) {
         return unsupported_enctype (context,
                                key->key->keytype);
@@ -144,8 +149,6 @@ _key_schedule(krb5_context context,
 
     if(kt->schedule == NULL)
 	return 0;
-    if (key->schedule != NULL)
-	return 0;
     ALLOC(key->schedule, 1);
     if (key->schedule == NULL)
 	return krb5_enomem(context);