HCDI_ERROR_STATS
if (HCDI_ERROR_STATS(hcdi) == NULL) {
HCDI_ERROR_STATS(hcdi) = kstat_create("usba", instance,
if (HCDI_ERROR_STATS(hcdi) == NULL) {
HCDI_ERROR_STATS(hcdi)->ks_private = hcdi;
HCDI_ERROR_STATS(hcdi)->ks_update = nulldev;
kstat_install(HCDI_ERROR_STATS(hcdi));
if (HCDI_ERROR_STATS(hcdi) == NULL) {
if (HCDI_ERROR_STATS(hcdi)) {
kstat_delete(HCDI_ERROR_STATS(hcdi));
HCDI_ERROR_STATS(hcdi) = NULL;
((hcdi_error_stats_t *)HCDI_ERROR_STATS((hcdi))->ks_data)