1 files changed, 16 insertions, 9 deletions

diff --git a/drivers/net/ethernet/ibm/ibmveth.c b/drivers/net/ethernet/ibm/ibmveth.c
index 4be971590461..1fc8334fc181 100644
--- a/drivers/net/ethernet/ibm/ibmveth.c
+++ b/drivers/net/ethernet/ibm/ibmveth.c
@@ -522,10 +522,21 @@ retry:
         return rc;
 }
 
+static u64 ibmveth_encode_mac_addr(u8 *mac)
+{
+        int i;
+        u64 encoded = 0;
+
+        for (i = 0; i < ETH_ALEN; i++)
+                encoded = (encoded << 8) | mac[i];
+
+        return encoded;
+}
+
 static int ibmveth_open(struct net_device *netdev)
 {
         struct ibmveth_adapter *adapter = netdev_priv(netdev);
-        u64 mac_address = 0;
+        u64 mac_address;
         int rxq_entries = 1;
         unsigned long lpar_rc;
         int rc;
@@ -579,8 +590,7 @@ static int ibmveth_open(struct net_device *netdev)
         adapter->rx_queue.num_slots = rxq_entries;
         adapter->rx_queue.toggle = 1;
 
-        memcpy(&mac_address, netdev->dev_addr, netdev->addr_len);
-        mac_address = mac_address >> 16;
+        mac_address = ibmveth_encode_mac_addr(netdev->dev_addr);
 
         rxq_desc.fields.flags_len = IBMVETH_BUF_VALID |
                                         adapter->rx_queue.queue_len;
@@ -1183,8 +1193,8 @@ static void ibmveth_set_multicast_list(struct net_device *netdev)
                 /* add the addresses to the filter table */
                 netdev_for_each_mc_addr(ha, netdev) {
                         /* add the multicast address to the filter table */
-                        unsigned long mcast_addr = 0;
-                        memcpy(((char *)&mcast_addr)+2, ha->addr, ETH_ALEN);
+                        u64 mcast_addr;
+                        mcast_addr = ibmveth_encode_mac_addr(ha->addr);
                         lpar_rc = h_multicast_ctrl(adapter->vdev->unit_address,
                                                    IbmVethMcastAddFilter,
                                                    mcast_addr);
@@ -1372,9 +1382,6 @@ static int ibmveth_probe(struct vio_dev *dev, const struct vio_device_id *id)
 
         netif_napi_add(netdev, &adapter->napi, ibmveth_poll, 16);
 
-        adapter->mac_addr = 0;
-        memcpy(&adapter->mac_addr, mac_addr_p, ETH_ALEN);
-
         netdev->irq = dev->irq;
         netdev->netdev_ops = &ibmveth_netdev_ops;
         netdev->ethtool_ops = &netdev_ethtool_ops;
@@ -1383,7 +1390,7 @@ static int ibmveth_probe(struct vio_dev *dev, const struct vio_device_id *id)
                 NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM;
         netdev->features |= netdev->hw_features;
 
-        memcpy(netdev->dev_addr, &adapter->mac_addr, netdev->addr_len);
+        memcpy(netdev->dev_addr, mac_addr_p, ETH_ALEN);
 
         for (i = 0; i < IBMVETH_NUM_BUFF_POOLS; i++) {
                 struct kobject *kobj = &adapter->rx_buff_pool[i].kobj;