unpack-trees: oneway_merge to update submodules

diff --git a/t/helper/test-scrap-cache-tree.c b/t/helper/test-scrap-cache-tree.c
index 27fe0405b887671ff0ca4cea1b258aa850e66c8c..d2a63bea4346fb76d38ba43508ee6e60599e41a9 100644 (file)
--- a/t/helper/test-scrap-cache-tree.c
+++ b/t/helper/test-scrap-cache-tree.c
@@ -8,7 +8,7 @@ static struct lock_file index_lock;
 int cmd_main(int ac, const char **av)
 {
        setup_git_directory();
-       hold_locked_index(&index_lock, 1);
+       hold_locked_index(&index_lock, LOCK_DIE_ON_ERROR);
        if (read_cache() < 0)
                die("unable to read index file");
        active_cache_tree = NULL;