if (dev_open(dev))
goto failure;
+ dev_hold(dev);
}
}
return dev;
if (dev_open(dev))
goto failure;
+ dev_hold(dev);
+
return dev;
failure:
/*
* Delete a VIF entry
+ * @notify: Set to 1, if the caller is a notifier_call
*/
-static int vif_delete(int vifi)
+static int vif_delete(int vifi, int notify)
{
struct vif_device *v;
struct net_device *dev;
ip_rt_multicast_event(in_dev);
}
- if (v->flags&(VIFF_TUNNEL|VIFF_REGISTER))
+ if (v->flags&(VIFF_TUNNEL|VIFF_REGISTER) && !notify)
unregister_netdevice(dev);
dev_put(dev);
err = dev_set_allmulti(dev, 1);
if (err) {
unregister_netdevice(dev);
+ dev_put(dev);
return err;
}
break;
err = dev_set_allmulti(dev, 1);
if (err) {
ipmr_del_tunnel(dev, vifc);
+ dev_put(dev);
return err;
}
break;
dev = ip_dev_find(&init_net, vifc->vifc_lcl_addr.s_addr);
if (!dev)
return -EADDRNOTAVAIL;
- dev_put(dev);
err = dev_set_allmulti(dev, 1);
- if (err)
+ if (err) {
+ dev_put(dev);
return err;
+ }
break;
default:
return -EINVAL;
/* And finish update writing critical data */
write_lock_bh(&mrt_lock);
- dev_hold(dev);
v->dev=dev;
#ifdef CONFIG_IP_PIMSM
if (v->flags&VIFF_REGISTER)
*/
for (i=0; i<maxvif; i++) {
if (!(vif_table[i].flags&VIFF_STATIC))
- vif_delete(i);
+ vif_delete(i, 0);
}
/*
if (optname==MRT_ADD_VIF) {
ret = vif_add(&vif, sk==mroute_socket);
} else {
- ret = vif_delete(vif.vifc_vifi);
+ ret = vif_delete(vif.vifc_vifi, 0);
}
rtnl_unlock();
return ret;
struct vif_device *v;
int ct;
- if (dev_net(dev) != &init_net)
+ if (!net_eq(dev_net(dev), &init_net))
return NOTIFY_DONE;
if (event != NETDEV_UNREGISTER)
v=&vif_table[0];
for (ct=0;ct<maxvif;ct++,v++) {
if (v->dev==dev)
- vif_delete(ct);
+ vif_delete(ct, 1);
}
return NOTIFY_DONE;
}
{
struct ip_options * opt = &(IPCB(skb)->opt);
- IP_INC_STATS_BH(IPSTATS_MIB_OUTFORWDATAGRAMS);
+ IP_INC_STATS_BH(dev_net(skb->dst->dev), IPSTATS_MIB_OUTFORWDATAGRAMS);
if (unlikely(opt->optlen))
ip_forward_options(skb);
to blackhole.
*/
- IP_INC_STATS_BH(IPSTATS_MIB_FRAGFAILS);
+ IP_INC_STATS_BH(dev_net(dev), IPSTATS_MIB_FRAGFAILS);
ip_rt_put(rt);
goto out_free;
}