Commit cb41c997 authored Mar 30, 2016 by Xin Long Committed by David S. Miller Mar 30, 2016

team: team should sync the port's uc/mc addrs when add a port



There is an issue when we use mavtap over team:
When we replug nic links from team0, the real nics's mc list will not
include the maddr for macvtap any more. then we can't receive pkts to
macvtap device, as they are filterred by mc list of nic.

In Bonding Driver, it syncs the uc/mc addrs in bond_enslave().

We will fix this issue on team by adding the port's uc/mc addrs sync in
team_port_add.

Signed-off-by: Xin Long <lucien.xin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent c3483384

drivers/net/team/team.c

+5 −0

Original line number	Diff line number	Diff line
		@@ -1198,6 +1198,9 @@ static int team_port_add(struct team team, struct net_device port_dev)
		goto err_dev_open;
		}

		dev_uc_sync_multiple(port_dev, dev);
		dev_mc_sync_multiple(port_dev, dev);

		err = vlan_vids_add_by_dev(port_dev, dev);
		if (err) {
		netdev_err(dev, "Failed to add vlan ids to device %s\n",
		@@ -1261,6 +1264,8 @@ static int team_port_add(struct team team, struct net_device port_dev)
		vlan_vids_del_by_dev(port_dev, dev);

		err_vids_add:
		dev_uc_unsync(port_dev, dev);
		dev_mc_unsync(port_dev, dev);
		dev_close(port_dev);

		err_dev_open: