config: also free the XDG buffer
diff --git a/src/repository.c b/src/repository.c
index 96370c7..5f7fa3c 100644
--- a/src/repository.c
+++ b/src/repository.c
@@ -513,6 +513,7 @@ int git_repository_config__weakptr(git_config **out, git_repository *repo)
res = load_config(&repo->_config, repo, global_config_path, xdg_config_path, system_config_path);
git_buf_free(&global_buf);
+ git_buf_free(&xdg_buf);
git_buf_free(&system_buf);
if (res < 0)