/* Checks to see whether we have already mapped a certain zone If we haven't, the map is generated  */
static void alauda_ensure_map_for_zone(struct us_data *us, unsigned int zone)
/* Checks to see whether we have already mapped a certain zone If we haven't, the map is generated  */
static void alauda_ensure_map_for_zone(struct us_data *us, unsigned int zone)
{
	if (MEDIA_INFO(us).lba_to_pba[zone] == NULL
		|| MEDIA_INFO(us).pba_to_lba[zone] == NULL)
		alauda_read_map(us, zone);
}