LM_TX_FLAG_VLAN_TAG_EXISTS
if GET_FLAGS(packet->l2pkt_tx_info->flags , (LM_TX_FLAG_INSERT_VLAN_TAG | LM_TX_FLAG_VLAN_TAG_EXISTS))
if GET_FLAGS(packet->l2pkt_tx_info->flags, LM_TX_FLAG_VLAN_TAG_EXISTS)
else if (GET_FLAGS(packet->l2pkt_tx_info->flags, LM_TX_FLAG_VLAN_TAG_EXISTS))
pTxPkt->tx_info.flags |= LM_TX_FLAG_VLAN_TAG_EXISTS;
pTxPkt->tx_info.flags |= LM_TX_FLAG_VLAN_TAG_EXISTS;