vendor/libgit2/src/libgit2/worktree.c in rugged-1.5.1 vs vendor/libgit2/src/libgit2/worktree.c in rugged-1.6.2

@@ -185,9 +185,14 @@
 	*out = NULL;
 
 	if ((error = git_str_join3(&path, '/', repo->commondir, "worktrees", name)) < 0)
 		goto out;
 
+	if (!git_fs_path_isdir(path.ptr)) {
+		error = GIT_ENOTFOUND;
+		goto out;
+	}
+
 	if ((error = (open_worktree_dir(out, git_repository_workdir(repo), path.ptr, name))) < 0)
 		goto out;
 
 out:
 	git_str_dispose(&path);