diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index a6f1e19159d8..9c82a39497e5 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -575,8 +575,9 @@ static int virtnet_set_mac_address(struct net_device *dev, void *p) if (ret) return ret; - vdev->config->set(vdev, offsetof(struct virtio_net_config, mac), - dev->dev_addr, dev->addr_len); + if (virtio_has_feature(vdev, VIRTIO_NET_F_MAC)) + vdev->config->set(vdev, offsetof(struct virtio_net_config, mac), + dev->dev_addr, dev->addr_len); return 0; } @@ -876,11 +877,8 @@ static int virtnet_probe(struct virtio_device *vdev) vdev->config->get(vdev, offsetof(struct virtio_net_config, mac), dev->dev_addr, dev->addr_len); - } else { + } else random_ether_addr(dev->dev_addr); - vdev->config->set(vdev, offsetof(struct virtio_net_config, mac), - dev->dev_addr, dev->addr_len); - } /* Set up our device-specific information */ vi = netdev_priv(dev);