Re: [PATCH 04/13] odb: refactor `odb_for_each_alternate()` to yield dirs

@@ -468,9 +470,11 @@ static int refs_from_alternate_cb(struct odb_source *alternate,
 void odb_for_each_alternate_ref(struct object_database *odb,
 				odb_for_each_alternate_ref_fn cb, void *payload)
 {
-	struct alternate_refs_data data;
-	data.fn = cb;
-	data.payload = payload;
+	struct alternate_refs_data data = {
+		.fn = cb,
+		.payload = payload,
+		.repo = odb->repo,
+	};
 	odb_for_each_alternate(odb, refs_from_alternate_cb, &data);
 }

@@ -481,7 +485,7 @@ int odb_for_each_alternate(struct object_database *odb,
 	int r = 0;

 	for (alternate = odb->sources->next; alternate; alternate = alternate->next) {
-		r = cb(alternate, payload);
+		r = cb(odb_source_files_downcast(alternate)->dirs, payload);
 		if (r)
 			break;
 	}