net: use helpers to access uc list V2

This patch introduces three macros to work with uc list from net drivers.

Signed-off-by: Jiri Pirko <jpirko@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 7 insertions, 5 deletions

diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index c708ecc3cb2e..088332a943f7 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -675,6 +675,7 @@ static void virtnet_set_rx_mode(struct net_device *dev)
         struct virtio_net_ctrl_mac *mac_data;
         struct dev_addr_list *addr;
         struct netdev_hw_addr *ha;
+        int uc_count;
         void *buf;
         int i;
 
@@ -701,8 +702,9 @@ static void virtnet_set_rx_mode(struct net_device *dev)
                 dev_warn(&dev->dev, "Failed to %sable allmulti mode.\n",
                          allmulti ? "en" : "dis");
 
+        uc_count = netdev_uc_count(dev);
         /* MAC filter - use one buffer for both lists */
-        mac_data = buf = kzalloc(((dev->uc.count + dev->mc_count) * ETH_ALEN) +
+        mac_data = buf = kzalloc(((uc_count + dev->mc_count) * ETH_ALEN) +
                                  (2 * sizeof(mac_data->entries)), GFP_ATOMIC);
         if (!buf) {
                 dev_warn(&dev->dev, "No memory for MAC address buffer\n");
@@ -712,16 +714,16 @@ static void virtnet_set_rx_mode(struct net_device *dev)
         sg_init_table(sg, 2);
 
         /* Store the unicast list and count in the front of the buffer */
-        mac_data->entries = dev->uc.count;
+        mac_data->entries = uc_count;
         i = 0;
-        list_for_each_entry(ha, &dev->uc.list, list)
+        netdev_for_each_uc_addr(ha, dev)
                 memcpy(&mac_data->macs[i++][0], ha->addr, ETH_ALEN);
 
         sg_set_buf(&sg[0], mac_data,
-                   sizeof(mac_data->entries) + (dev->uc.count * ETH_ALEN));
+                   sizeof(mac_data->entries) + (uc_count * ETH_ALEN));
 
         /* multicast list and count fill the end */
-        mac_data = (void *)&mac_data->macs[dev->uc.count][0];
+        mac_data = (void *)&mac_data->macs[uc_count][0];
 
         mac_data->entries = dev->mc_count;
         addr = dev->mc_list;