add: make warn_pathless_add() a no-op after first call

diff --git a/unpack-trees.c b/unpack-trees.c
index 0e1a196ace33110e2bb74cde90d6f62358413ead..09e53df3b2a39e7ec8c7d601c5b8b8ae4de39b9a 100644 (file)
--- a/unpack-trees.c
+++ b/unpack-trees.c
@@ -1020,7 +1020,7 @@ int unpack_trees(unsigned len, struct tree_desc *t, struct unpack_trees_options
        if (!core_apply_sparse_checkout || !o->update)
                o->skip_sparse_checkout = 1;
        if (!o->skip_sparse_checkout) {
-               if (add_excludes_from_file_to_list(git_path("info/sparse-checkout"), "", 0, NULL, &el, 0) < 0)
+               if (add_excludes_from_file_to_list(git_path("info/sparse-checkout"), "", 0, &el, 0) < 0)
                        o->skip_sparse_checkout = 1;
                else
                        o->el = &el;