IBNEX_NUM_DEVICE_NODES
IBNEX_NUM_DEVICE_NODES, 0, 0, 0, &num_devices)) !=
if (sub_cmd1 != IBNEX_NUM_DEVICE_NODES &&
if (sub_cmd1 == IBNEX_NUM_DEVICE_NODES ||
case IBNEX_NUM_DEVICE_NODES: