ibmvnic: Update MTU after device initialization

It is possible for the MTU to be changed during the initialization
process with the VNIC Server.  Ensure that the net device is updated
to reflect the new MTU.

Signed-off-by: Thomas Falcon <tlfalcon@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index 928bf8a5a567631795d6db7c11dd02c85e7910e3..213162df1a9bf3220207d10635c1f52087eceb3c 100644 (file)
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -3654,6 +3654,7 @@ 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;
 
        if (adapter->failover) {
                adapter->failover = false;
@@ -3792,6 +3793,7 @@ 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;
 
        rc = register_netdev(netdev);
        if (rc) {