int require_clean_work_tree(const char *action, const char *hint, int ignore_submodules, int gently)
{
struct lock_file *lock_file = xcalloc(1, sizeof(*lock_file));
- int err = 0;
+ int err = 0, fd;
- hold_locked_index(lock_file, 0);
+ fd = hold_locked_index(lock_file, 0);
refresh_cache(REFRESH_QUIET);
- update_index_if_able(&the_index, lock_file);
+ if (0 <= fd)
+ update_index_if_able(&the_index, lock_file);
rollback_lock_file(lock_file);
if (has_unstaged_changes(ignore_submodules)) {