- return notifier_chain_unregister(&dnaddr_chain, nb);
-}
-
-#ifdef CONFIG_DECNET_SIOCGIFCONF
-/*
- * Now we support multiple addresses per interface.
- * Since we don't want to break existing code, you have to enable
- * it as a compile time option. Probably you should use the
- * rtnetlink interface instead.
- */
-int dnet_gifconf(struct net_device *dev, char __user *buf, int len)
-{
- struct dn_dev *dn_db = (struct dn_dev *)dev->dn_ptr;
- struct dn_ifaddr *ifa;
- char buffer[DN_IFREQ_SIZE];
- struct ifreq *ifr = (struct ifreq *)buffer;
- struct sockaddr_dn *addr = (struct sockaddr_dn *)&ifr->ifr_addr;
- int done = 0;
-
- if ((dn_db == NULL) || ((ifa = dn_db->ifa_list) == NULL))
- return 0;
-
- for(; ifa; ifa = ifa->ifa_next) {
- if (!buf) {
- done += sizeof(DN_IFREQ_SIZE);
- continue;
- }
- if (len < DN_IFREQ_SIZE)
- return done;
- memset(buffer, 0, DN_IFREQ_SIZE);
-
- if (ifa->ifa_label)
- strcpy(ifr->ifr_name, ifa->ifa_label);
- else
- strcpy(ifr->ifr_name, dev->name);
-
- addr->sdn_family = AF_DECnet;
- addr->sdn_add.a_len = 2;
- memcpy(addr->sdn_add.a_addr, &ifa->ifa_local,
- sizeof(dn_address));
-
- if (copy_to_user(buf, buffer, DN_IFREQ_SIZE)) {
- done = -EFAULT;
- break;
- }
-
- buf += DN_IFREQ_SIZE;
- len -= DN_IFREQ_SIZE;
- done += DN_IFREQ_SIZE;
- }
-
- return done;