diff options
Diffstat (limited to 'drivers/net/virtio_net.c')
| -rw-r--r-- | drivers/net/virtio_net.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index c708ecc3cb2..088332a943f 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; |