IRDMA_MTU_TO_MSS_IPV4
(tmp + IRDMA_MTU_TO_MSS_IPV4) < IRDMA_MIN_MTU_IPV4) ||
(1500 - IRDMA_MTU_TO_MSS_IPV4) :
(cm_node->iwdev->vsi.mtu - IRDMA_MTU_TO_MSS_IPV4) :
(ieq->vsi->mtu - IRDMA_MTU_TO_MSS_IPV4) :