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-rw-r--r--drivers/net/ethernet/ibm/ibmvnic.c12
1 files changed, 5 insertions, 7 deletions
diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index 752b0822b020..5b66b4fd1767 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -1497,7 +1497,7 @@ static void init_sub_crqs(struct ibmvnic_adapter *adapter, int retry)
adapter->req_rx_queues = adapter->opt_rx_comp_queues;
adapter->req_rx_add_queues = adapter->max_rx_add_queues;
- adapter->req_mtu = adapter->max_mtu;
+ adapter->req_mtu = adapter->netdev->mtu + ETH_HLEN;
}
total_queues = adapter->req_tx_queues + adapter->req_rx_queues;
@@ -2627,12 +2627,12 @@ static void handle_query_cap_rsp(union ibmvnic_crq *crq,
break;
case MIN_MTU:
adapter->min_mtu = be64_to_cpu(crq->query_capability.number);
- netdev->min_mtu = adapter->min_mtu;
+ netdev->min_mtu = adapter->min_mtu - ETH_HLEN;
netdev_dbg(netdev, "min_mtu = %lld\n", adapter->min_mtu);
break;
case MAX_MTU:
adapter->max_mtu = be64_to_cpu(crq->query_capability.number);
- netdev->max_mtu = adapter->max_mtu;
+ netdev->max_mtu = adapter->max_mtu - ETH_HLEN;
netdev_dbg(netdev, "max_mtu = %lld\n", adapter->max_mtu);
break;
case MAX_MULTICAST_FILTERS:
@@ -3657,9 +3657,7 @@ static void handle_crq_init_rsp(struct work_struct *work)
goto task_failed;
netdev->real_num_tx_queues = adapter->req_tx_queues;
- netdev->mtu = adapter->req_mtu;
- netdev->min_mtu = adapter->min_mtu;
- netdev->max_mtu = adapter->max_mtu;
+ netdev->mtu = adapter->req_mtu - ETH_HLEN;
if (adapter->failover) {
adapter->failover = false;
@@ -3799,7 +3797,7 @@ static int ibmvnic_probe(struct vio_dev *dev, const struct vio_device_id *id)
}
netdev->real_num_tx_queues = adapter->req_tx_queues;
- netdev->mtu = adapter->req_mtu;
+ netdev->mtu = adapter->req_mtu - ETH_HLEN;
rc = register_netdev(netdev);
if (rc) {