case isSysErrNotDir(err):
			return nil, errDiskNotDir
		case os.IsNotExist(err):
			return nil, errDiskNotFound
		}
	}

	return w, nil
}

func (s *xlStorage) openFileSync(filePath string, mode int, skipParent string) (f *os.File, err error) {
	return s.openFile(filePath, mode|writeMode, skipParent)
}