diff options
Diffstat (limited to 'net/ipv6/af_inet6.c')
| -rw-r--r-- | net/ipv6/af_inet6.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c index 2f421a4beca7..fa743e0d3207 100644 --- a/net/ipv6/af_inet6.c +++ b/net/ipv6/af_inet6.c @@ -489,6 +489,21 @@ int inet6_getname(struct socket *sock, struct sockaddr *uaddr, EXPORT_SYMBOL(inet6_getname); +int inet6_killaddr_ioctl(struct net *net, void __user *arg) { + struct in6_ifreq ireq; + struct sockaddr_in6 sin6; + + if (!capable(CAP_NET_ADMIN)) + return -EACCES; + + if (copy_from_user(&ireq, arg, sizeof(struct in6_ifreq))) + return -EFAULT; + + sin6.sin6_family = AF_INET6; + ipv6_addr_copy(&sin6.sin6_addr, &ireq.ifr6_addr); + return tcp_nuke_addr(net, (struct sockaddr *) &sin6); +} + int inet6_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg) { struct sock *sk = sock->sk; @@ -513,6 +528,8 @@ int inet6_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg) return addrconf_del_ifaddr(net, (void __user *) arg); case SIOCSIFDSTADDR: return addrconf_set_dstaddr(net, (void __user *) arg); + case SIOCKILLADDR: + return inet6_killaddr_ioctl(net, (void __user *) arg); default: if (!sk->sk_prot->ioctl) return -ENOIOCTLCMD; |