/* Max address size we deal with */
#define OF_MAX_ADDR_CELLS 4
#define OF_CHECK_COUNTS(na, ns) ((na) > 0 && (na) <= OF_MAX_ADDR_CELLS && \
- (ns) > 0)
+ (ns) >= 0)
static struct of_bus *of_match_bus(struct device_node *np);
static int __of_address_to_resource(struct device_node *dev,