def get_fssnapshot(module, blade):
    """Return Snapshot or None"""
    try:
        filt = "source='" + module.params['name'
            ] + "' and suffix='" + module.params['suffix'] + "'"
        res = blade.file_system_snapshots.list_file_system_snapshots(filter
            =filt)
        return res.items[0]
    except Exception:
        return None
