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virtio_net: allow to change mac when iface is running
Signed-off-by: Jiri Pirko <jpirko@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -679,11 +679,12 @@ static int virtnet_set_mac_address(struct net_device *dev, void *p)
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{
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struct virtnet_info *vi = netdev_priv(dev);
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struct virtio_device *vdev = vi->vdev;
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int ret;
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struct sockaddr *addr = p;
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ret = eth_mac_addr(dev, p);
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if (ret)
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return ret;
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if (!is_valid_ether_addr(addr->sa_data))
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return -EADDRNOTAVAIL;
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memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN);
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dev->addr_assign_type &= ~NET_ADDR_RANDOM;
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if (virtio_has_feature(vdev, VIRTIO_NET_F_MAC))
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vdev->config->set(vdev, offsetof(struct virtio_net_config, mac),
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