static int dp_device_event(struct notifier_block *unused, unsigned long event,
void *ptr)
{
struct net_device *dev = ptr;
struct vport *vport;
if (ovs_is_internal_dev(dev))
vport = ovs_internal_dev_get_vport(dev);
else
vport = ovs_netdev_get_vport(dev);
if (!vport)
return NOTIFY_DONE;
switch (event) {
case NETDEV_UNREGISTER:
if (!ovs_is_internal_dev(dev)) {
struct sk_buff *notify;
struct datapath *dp = vport->dp;
notify = ovs_vport_cmd_build_info(vport, 0, 0,
OVS_VPORT_CMD_DEL);
ovs_dp_detach_port(vport);
if (IS_ERR(notify)) {
netlink_set_err(ovs_dp_get_net(dp)->genl_sock, 0,
ovs_dp_vport_multicast_group.id,
PTR_ERR(notify));
break;
}
genlmsg_multicast_netns(ovs_dp_get_net(dp), notify, 0,
ovs_dp_vport_multicast_group.id,
GFP_KERNEL);
}
break;
}
return NOTIFY_DONE;
}
int nfnetlink_set_err(struct net *net, u32 portid, u32 group, int error)
{
return netlink_set_err(net->nfnl, portid, group, error);
}
void nfnetlink_set_err(u32 pid, u32 group, int error)
{
netlink_set_err(nfnl, pid, group, error);
}
void nfnetlink_set_err(struct net *net, u32 pid, u32 group, int error)
{
netlink_set_err(net->nfnl, pid, group, error);
}
void rtnl_set_sk_err(u32 group, int error)
{
netlink_set_err(rtnl, 0, group, error);
}
int nfnetlink_set_err(u32 pid, u32 group, int error)
{
return netlink_set_err(nfnl, pid, group, error);
}
