Disallow the empty string as an attribute name

diff --git a/merge-recursive.c b/merge-recursive.c
index ae6ade4ecbbcc77bc952d223f0ae90ae2c77a0c7..db9ba19ddf94fec3a5cfff450b35f5bb7b46c35e 100644 (file)
--- a/merge-recursive.c
+++ b/merge-recursive.c
@@ -273,7 +273,9 @@ static int save_files_dirs(const unsigned char *sha1,
 static int get_files_dirs(struct merge_options *o, struct tree *tree)
 {
        int n;
-       if (read_tree_recursive(tree, "", 0, 0, NULL, save_files_dirs, o))
+       struct pathspec match_all;
+       init_pathspec(&match_all, NULL);
+       if (read_tree_recursive(tree, "", 0, 0, &match_all, save_files_dirs, o))
                return 0;
        n = o->current_file_set.nr + o->current_directory_set.nr;
        return n;