[IPV6] IP6TUNNEL: Rename functions ip6ip6_* to ip6_tnl_*.
authorYasuyuki Kozakai <yasuyuki.kozakai@toshiba.co.jp>
Fri, 9 Feb 2007 15:30:33 +0000 (00:30 +0900)
committerDavid S. Miller <davem@sunset.davemloft.net>
Thu, 26 Apr 2007 05:23:41 +0000 (22:23 -0700)
Signed-off-by: Yasuyuki Kozakai <yasuyuki.kozakai@toshiba.co.jp>
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/ipv6/ip6_tunnel.c

index a6541495deab57e7c46dc39dfac1e0dc57047240..70684e0d31f19dc267fd5dc58049bc21ef7b530b 100644 (file)
@@ -74,12 +74,12 @@ MODULE_LICENSE("GPL");
                     (addr)->s6_addr32[2] ^ (addr)->s6_addr32[3]) & \
                    (HASH_SIZE - 1))
 
-static int ip6ip6_fb_tnl_dev_init(struct net_device *dev);
-static int ip6ip6_tnl_dev_init(struct net_device *dev);
-static void ip6ip6_tnl_dev_setup(struct net_device *dev);
+static int ip6_fb_tnl_dev_init(struct net_device *dev);
+static int ip6_tnl_dev_init(struct net_device *dev);
+static void ip6_tnl_dev_setup(struct net_device *dev);
 
 /* the IPv6 tunnel fallback device */
-static struct net_device *ip6ip6_fb_tnl_dev;
+static struct net_device *ip6_fb_tnl_dev;
 
 
 /* lists for storing tunnels in use */
@@ -88,7 +88,7 @@ static struct ip6_tnl *tnls_wc[1];
 static struct ip6_tnl **tnls[2] = { tnls_wc, tnls_r_l };
 
 /* lock for the tunnel lists */
-static DEFINE_RWLOCK(ip6ip6_lock);
+static DEFINE_RWLOCK(ip6_tnl_lock);
 
 static inline struct dst_entry *ip6_tnl_dst_check(struct ip6_tnl *t)
 {
@@ -119,7 +119,7 @@ static inline void ip6_tnl_dst_store(struct ip6_tnl *t, struct dst_entry *dst)
 }
 
 /**
- * ip6ip6_tnl_lookup - fetch tunnel matching the end-point addresses
+ * ip6_tnl_lookup - fetch tunnel matching the end-point addresses
  *   @remote: the address of the tunnel exit-point
  *   @local: the address of the tunnel entry-point
  *
@@ -130,7 +130,7 @@ static inline void ip6_tnl_dst_store(struct ip6_tnl *t, struct dst_entry *dst)
  **/
 
 static struct ip6_tnl *
-ip6ip6_tnl_lookup(struct in6_addr *remote, struct in6_addr *local)
+ip6_tnl_lookup(struct in6_addr *remote, struct in6_addr *local)
 {
        unsigned h0 = HASH(remote);
        unsigned h1 = HASH(local);
@@ -149,18 +149,18 @@ ip6ip6_tnl_lookup(struct in6_addr *remote, struct in6_addr *local)
 }
 
 /**
- * ip6ip6_bucket - get head of list matching given tunnel parameters
+ * ip6_tnl_bucket - get head of list matching given tunnel parameters
  *   @p: parameters containing tunnel end-points
  *
  * Description:
- *   ip6ip6_bucket() returns the head of the list matching the
+ *   ip6_tnl_bucket() returns the head of the list matching the
  *   &struct in6_addr entries laddr and raddr in @p.
  *
  * Return: head of IPv6 tunnel list
  **/
 
 static struct ip6_tnl **
-ip6ip6_bucket(struct ip6_tnl_parm *p)
+ip6_tnl_bucket(struct ip6_tnl_parm *p)
 {
        struct in6_addr *remote = &p->raddr;
        struct in6_addr *local = &p->laddr;
@@ -175,36 +175,36 @@ ip6ip6_bucket(struct ip6_tnl_parm *p)
 }
 
 /**
- * ip6ip6_tnl_link - add tunnel to hash table
+ * ip6_tnl_link - add tunnel to hash table
  *   @t: tunnel to be added
  **/
 
 static void
-ip6ip6_tnl_link(struct ip6_tnl *t)
+ip6_tnl_link(struct ip6_tnl *t)
 {
-       struct ip6_tnl **tp = ip6ip6_bucket(&t->parms);
+       struct ip6_tnl **tp = ip6_tnl_bucket(&t->parms);
 
        t->next = *tp;
-       write_lock_bh(&ip6ip6_lock);
+       write_lock_bh(&ip6_tnl_lock);
        *tp = t;
-       write_unlock_bh(&ip6ip6_lock);
+       write_unlock_bh(&ip6_tnl_lock);
 }
 
 /**
- * ip6ip6_tnl_unlink - remove tunnel from hash table
+ * ip6_tnl_unlink - remove tunnel from hash table
  *   @t: tunnel to be removed
  **/
 
 static void
-ip6ip6_tnl_unlink(struct ip6_tnl *t)
+ip6_tnl_unlink(struct ip6_tnl *t)
 {
        struct ip6_tnl **tp;
 
-       for (tp = ip6ip6_bucket(&t->parms); *tp; tp = &(*tp)->next) {
+       for (tp = ip6_tnl_bucket(&t->parms); *tp; tp = &(*tp)->next) {
                if (t == *tp) {
-                       write_lock_bh(&ip6ip6_lock);
+                       write_lock_bh(&ip6_tnl_lock);
                        *tp = t->next;
-                       write_unlock_bh(&ip6ip6_lock);
+                       write_unlock_bh(&ip6_tnl_lock);
                        break;
                }
        }
@@ -241,12 +241,12 @@ static struct ip6_tnl *ip6_tnl_create(struct ip6_tnl_parm *p)
                if (i == IP6_TNL_MAX)
                        goto failed;
        }
-       dev = alloc_netdev(sizeof (*t), name, ip6ip6_tnl_dev_setup);
+       dev = alloc_netdev(sizeof (*t), name, ip6_tnl_dev_setup);
        if (dev == NULL)
                goto failed;
 
        t = netdev_priv(dev);
-       dev->init = ip6ip6_tnl_dev_init;
+       dev->init = ip6_tnl_dev_init;
        t->parms = *p;
 
        if ((err = register_netdevice(dev)) < 0) {
@@ -254,19 +254,19 @@ static struct ip6_tnl *ip6_tnl_create(struct ip6_tnl_parm *p)
                goto failed;
        }
        dev_hold(dev);
-       ip6ip6_tnl_link(t);
+       ip6_tnl_link(t);
        return t;
 failed:
        return NULL;
 }
 
 /**
- * ip6ip6_tnl_locate - find or create tunnel matching given parameters
+ * ip6_tnl_locate - find or create tunnel matching given parameters
  *   @p: tunnel parameters
  *   @create: != 0 if allowed to create new tunnel if no match found
  *
  * Description:
- *   ip6ip6_tnl_locate() first tries to locate an existing tunnel
+ *   ip6_tnl_locate() first tries to locate an existing tunnel
  *   based on @parms. If this is unsuccessful, but @create is set a new
  *   tunnel device is created and registered for use.
  *
@@ -274,13 +274,13 @@ failed:
  *   matching tunnel or NULL
  **/
 
-static struct ip6_tnl *ip6ip6_tnl_locate(struct ip6_tnl_parm *p, int create)
+static struct ip6_tnl *ip6_tnl_locate(struct ip6_tnl_parm *p, int create)
 {
        struct in6_addr *remote = &p->raddr;
        struct in6_addr *local = &p->laddr;
        struct ip6_tnl *t;
 
-       for (t = *ip6ip6_bucket(p); t; t = t->next) {
+       for (t = *ip6_tnl_bucket(p); t; t = t->next) {
                if (ipv6_addr_equal(local, &t->parms.laddr) &&
                    ipv6_addr_equal(remote, &t->parms.raddr))
                        return t;
@@ -291,24 +291,24 @@ static struct ip6_tnl *ip6ip6_tnl_locate(struct ip6_tnl_parm *p, int create)
 }
 
 /**
- * ip6ip6_tnl_dev_uninit - tunnel device uninitializer
+ * ip6_tnl_dev_uninit - tunnel device uninitializer
  *   @dev: the device to be destroyed
  *
  * Description:
- *   ip6ip6_tnl_dev_uninit() removes tunnel from its list
+ *   ip6_tnl_dev_uninit() removes tunnel from its list
  **/
 
 static void
-ip6ip6_tnl_dev_uninit(struct net_device *dev)
+ip6_tnl_dev_uninit(struct net_device *dev)
 {
        struct ip6_tnl *t = netdev_priv(dev);
 
-       if (dev == ip6ip6_fb_tnl_dev) {
-               write_lock_bh(&ip6ip6_lock);
+       if (dev == ip6_fb_tnl_dev) {
+               write_lock_bh(&ip6_tnl_lock);
                tnls_wc[0] = NULL;
-               write_unlock_bh(&ip6ip6_lock);
+               write_unlock_bh(&ip6_tnl_lock);
        } else {
-               ip6ip6_tnl_unlink(t);
+               ip6_tnl_unlink(t);
        }
        ip6_tnl_dst_reset(t);
        dev_put(dev);
@@ -400,8 +400,8 @@ ip6_tnl_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
           in trouble since we might need the source address for further
           processing of the error. */
 
-       read_lock(&ip6ip6_lock);
-       if ((t = ip6ip6_tnl_lookup(&ipv6h->daddr, &ipv6h->saddr)) == NULL)
+       read_lock(&ip6_tnl_lock);
+       if ((t = ip6_tnl_lookup(&ipv6h->daddr, &ipv6h->saddr)) == NULL)
                goto out;
 
        err = 0;
@@ -469,7 +469,7 @@ ip6_tnl_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
        *msg = rel_msg;
 
 out:
-       read_unlock(&ip6ip6_lock);
+       read_unlock(&ip6_tnl_lock);
        return err;
 }
 
@@ -662,7 +662,7 @@ static inline int ip6_tnl_rcv_ctl(struct ip6_tnl *t)
 }
 
 /**
- * ip6ip6_rcv - decapsulate IPv6 packet and retransmit it locally
+ * ip6_tnl_rcv - decapsulate IPv6 packet and retransmit it locally
  *   @skb: received socket buffer
  *   @protocol: ethernet protocol ID
  *   @dscp_ecn_decapsulate: the function to decapsulate DSCP code and ECN
@@ -680,17 +680,17 @@ static int ip6_tnl_rcv(struct sk_buff *skb, __u16 protocol,
 
        ipv6h = skb->nh.ipv6h;
 
-       read_lock(&ip6ip6_lock);
+       read_lock(&ip6_tnl_lock);
 
-       if ((t = ip6ip6_tnl_lookup(&ipv6h->saddr, &ipv6h->daddr)) != NULL) {
+       if ((t = ip6_tnl_lookup(&ipv6h->saddr, &ipv6h->daddr)) != NULL) {
                if (!xfrm6_policy_check(NULL, XFRM_POLICY_IN, skb)) {
-                       read_unlock(&ip6ip6_lock);
+                       read_unlock(&ip6_tnl_lock);
                        goto discard;
                }
 
                if (!ip6_tnl_rcv_ctl(t)) {
                        t->stat.rx_dropped++;
-                       read_unlock(&ip6ip6_lock);
+                       read_unlock(&ip6_tnl_lock);
                        goto discard;
                }
                secpath_reset(skb);
@@ -709,10 +709,10 @@ static int ip6_tnl_rcv(struct sk_buff *skb, __u16 protocol,
                t->stat.rx_packets++;
                t->stat.rx_bytes += skb->len;
                netif_rx(skb);
-               read_unlock(&ip6ip6_lock);
+               read_unlock(&ip6_tnl_lock);
                return 0;
        }
-       read_unlock(&ip6ip6_lock);
+       read_unlock(&ip6_tnl_lock);
        return 1;
 
 discard:
@@ -750,7 +750,7 @@ static void init_tel_txopt(struct ipv6_tel_txoption *opt, __u8 encap_limit)
 }
 
 /**
- * ip6ip6_tnl_addr_conflict - compare packet addresses to tunnel's own
+ * ip6_tnl_addr_conflict - compare packet addresses to tunnel's own
  *   @t: the outgoing tunnel device
  *   @hdr: IPv6 header from the incoming packet
  *
@@ -764,7 +764,7 @@ static void init_tel_txopt(struct ipv6_tel_txoption *opt, __u8 encap_limit)
  **/
 
 static inline int
-ip6ip6_tnl_addr_conflict(struct ip6_tnl *t, struct ipv6hdr *hdr)
+ip6_tnl_addr_conflict(struct ip6_tnl *t, struct ipv6hdr *hdr)
 {
        return ipv6_addr_equal(&t->parms.raddr, &hdr->saddr);
 }
@@ -978,7 +978,7 @@ ip6ip6_tnl_xmit(struct sk_buff *skb, struct net_device *dev)
        __u32 mtu;
        int err;
 
-       if (!ip6_tnl_xmit_ctl(t) || ip6ip6_tnl_addr_conflict(t, ipv6h))
+       if (!ip6_tnl_xmit_ctl(t) || ip6_tnl_addr_conflict(t, ipv6h))
                return -1;
 
        if ((offset = parse_tlv_tnl_enc_lim(skb, skb->nh.raw)) > 0) {
@@ -1068,7 +1068,7 @@ static void ip6_tnl_set_cap(struct ip6_tnl *t)
        }
 }
 
-static void ip6ip6_tnl_link_config(struct ip6_tnl *t)
+static void ip6_tnl_link_config(struct ip6_tnl *t)
 {
        struct net_device *dev = t->dev;
        struct ip6_tnl_parm *p = &t->parms;
@@ -1121,17 +1121,17 @@ static void ip6ip6_tnl_link_config(struct ip6_tnl *t)
 }
 
 /**
- * ip6ip6_tnl_change - update the tunnel parameters
+ * ip6_tnl_change - update the tunnel parameters
  *   @t: tunnel to be changed
  *   @p: tunnel configuration parameters
  *   @active: != 0 if tunnel is ready for use
  *
  * Description:
- *   ip6ip6_tnl_change() updates the tunnel parameters
+ *   ip6_tnl_change() updates the tunnel parameters
  **/
 
 static int
-ip6ip6_tnl_change(struct ip6_tnl *t, struct ip6_tnl_parm *p)
+ip6_tnl_change(struct ip6_tnl *t, struct ip6_tnl_parm *p)
 {
        ipv6_addr_copy(&t->parms.laddr, &p->laddr);
        ipv6_addr_copy(&t->parms.raddr, &p->raddr);
@@ -1141,18 +1141,18 @@ ip6ip6_tnl_change(struct ip6_tnl *t, struct ip6_tnl_parm *p)
        t->parms.flowinfo = p->flowinfo;
        t->parms.link = p->link;
        ip6_tnl_dst_reset(t);
-       ip6ip6_tnl_link_config(t);
+       ip6_tnl_link_config(t);
        return 0;
 }
 
 /**
- * ip6ip6_tnl_ioctl - configure ipv6 tunnels from userspace
+ * ip6_tnl_ioctl - configure ipv6 tunnels from userspace
  *   @dev: virtual device associated with tunnel
  *   @ifr: parameters passed from userspace
  *   @cmd: command to be performed
  *
  * Description:
- *   ip6ip6_tnl_ioctl() is used for managing IPv6 tunnels
+ *   ip6_tnl_ioctl() is used for managing IPv6 tunnels
  *   from userspace.
  *
  *   The possible commands are the following:
@@ -1174,7 +1174,7 @@ ip6ip6_tnl_change(struct ip6_tnl *t, struct ip6_tnl_parm *p)
  **/
 
 static int
-ip6ip6_tnl_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
+ip6_tnl_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
 {
        int err = 0;
        struct ip6_tnl_parm p;
@@ -1182,12 +1182,12 @@ ip6ip6_tnl_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
 
        switch (cmd) {
        case SIOCGETTUNNEL:
-               if (dev == ip6ip6_fb_tnl_dev) {
+               if (dev == ip6_fb_tnl_dev) {
                        if (copy_from_user(&p, ifr->ifr_ifru.ifru_data, sizeof (p))) {
                                err = -EFAULT;
                                break;
                        }
-                       t = ip6ip6_tnl_locate(&p, 0);
+                       t = ip6_tnl_locate(&p, 0);
                }
                if (t == NULL)
                        t = netdev_priv(dev);
@@ -1207,8 +1207,8 @@ ip6ip6_tnl_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
                err = -EINVAL;
                if (p.proto != IPPROTO_IPV6)
                        break;
-               t = ip6ip6_tnl_locate(&p, cmd == SIOCADDTUNNEL);
-               if (dev != ip6ip6_fb_tnl_dev && cmd == SIOCCHGTUNNEL) {
+               t = ip6_tnl_locate(&p, cmd == SIOCADDTUNNEL);
+               if (dev != ip6_fb_tnl_dev && cmd == SIOCCHGTUNNEL) {
                        if (t != NULL) {
                                if (t->dev != dev) {
                                        err = -EEXIST;
@@ -1217,9 +1217,9 @@ ip6ip6_tnl_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
                        } else
                                t = netdev_priv(dev);
 
-                       ip6ip6_tnl_unlink(t);
-                       err = ip6ip6_tnl_change(t, &p);
-                       ip6ip6_tnl_link(t);
+                       ip6_tnl_unlink(t);
+                       err = ip6_tnl_change(t, &p);
+                       ip6_tnl_link(t);
                        netdev_state_change(dev);
                }
                if (t) {
@@ -1235,15 +1235,15 @@ ip6ip6_tnl_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
                if (!capable(CAP_NET_ADMIN))
                        break;
 
-               if (dev == ip6ip6_fb_tnl_dev) {
+               if (dev == ip6_fb_tnl_dev) {
                        err = -EFAULT;
                        if (copy_from_user(&p, ifr->ifr_ifru.ifru_data, sizeof (p)))
                                break;
                        err = -ENOENT;
-                       if ((t = ip6ip6_tnl_locate(&p, 0)) == NULL)
+                       if ((t = ip6_tnl_locate(&p, 0)) == NULL)
                                break;
                        err = -EPERM;
-                       if (t->dev == ip6ip6_fb_tnl_dev)
+                       if (t->dev == ip6_fb_tnl_dev)
                                break;
                        dev = t->dev;
                }
@@ -1257,20 +1257,20 @@ ip6ip6_tnl_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
 }
 
 /**
- * ip6ip6_tnl_get_stats - return the stats for tunnel device
+ * ip6_tnl_get_stats - return the stats for tunnel device
  *   @dev: virtual device associated with tunnel
  *
  * Return: stats for device
  **/
 
 static struct net_device_stats *
-ip6ip6_tnl_get_stats(struct net_device *dev)
+ip6_tnl_get_stats(struct net_device *dev)
 {
        return &(((struct ip6_tnl *)netdev_priv(dev))->stat);
 }
 
 /**
- * ip6ip6_tnl_change_mtu - change mtu manually for tunnel device
+ * ip6_tnl_change_mtu - change mtu manually for tunnel device
  *   @dev: virtual device associated with tunnel
  *   @new_mtu: the new mtu
  *
@@ -1280,7 +1280,7 @@ ip6ip6_tnl_get_stats(struct net_device *dev)
  **/
 
 static int
-ip6ip6_tnl_change_mtu(struct net_device *dev, int new_mtu)
+ip6_tnl_change_mtu(struct net_device *dev, int new_mtu)
 {
        if (new_mtu < IPV6_MIN_MTU) {
                return -EINVAL;
@@ -1290,22 +1290,22 @@ ip6ip6_tnl_change_mtu(struct net_device *dev, int new_mtu)
 }
 
 /**
- * ip6ip6_tnl_dev_setup - setup virtual tunnel device
+ * ip6_tnl_dev_setup - setup virtual tunnel device
  *   @dev: virtual device associated with tunnel
  *
  * Description:
  *   Initialize function pointers and device parameters
  **/
 
-static void ip6ip6_tnl_dev_setup(struct net_device *dev)
+static void ip6_tnl_dev_setup(struct net_device *dev)
 {
        SET_MODULE_OWNER(dev);
-       dev->uninit = ip6ip6_tnl_dev_uninit;
+       dev->uninit = ip6_tnl_dev_uninit;
        dev->destructor = free_netdev;
        dev->hard_start_xmit = ip6_tnl_xmit;
-       dev->get_stats = ip6ip6_tnl_get_stats;
-       dev->do_ioctl = ip6ip6_tnl_ioctl;
-       dev->change_mtu = ip6ip6_tnl_change_mtu;
+       dev->get_stats = ip6_tnl_get_stats;
+       dev->do_ioctl = ip6_tnl_ioctl;
+       dev->change_mtu = ip6_tnl_change_mtu;
 
        dev->type = ARPHRD_TUNNEL6;
        dev->hard_header_len = LL_MAX_HEADER + sizeof (struct ipv6hdr);
@@ -1316,12 +1316,12 @@ static void ip6ip6_tnl_dev_setup(struct net_device *dev)
 
 
 /**
- * ip6ip6_tnl_dev_init_gen - general initializer for all tunnel devices
+ * ip6_tnl_dev_init_gen - general initializer for all tunnel devices
  *   @dev: virtual device associated with tunnel
  **/
 
 static inline void
-ip6ip6_tnl_dev_init_gen(struct net_device *dev)
+ip6_tnl_dev_init_gen(struct net_device *dev)
 {
        struct ip6_tnl *t = netdev_priv(dev);
        t->fl.proto = IPPROTO_IPV6;
@@ -1330,31 +1330,31 @@ ip6ip6_tnl_dev_init_gen(struct net_device *dev)
 }
 
 /**
- * ip6ip6_tnl_dev_init - initializer for all non fallback tunnel devices
+ * ip6_tnl_dev_init - initializer for all non fallback tunnel devices
  *   @dev: virtual device associated with tunnel
  **/
 
 static int
-ip6ip6_tnl_dev_init(struct net_device *dev)
+ip6_tnl_dev_init(struct net_device *dev)
 {
        struct ip6_tnl *t = netdev_priv(dev);
-       ip6ip6_tnl_dev_init_gen(dev);
-       ip6ip6_tnl_link_config(t);
+       ip6_tnl_dev_init_gen(dev);
+       ip6_tnl_link_config(t);
        return 0;
 }
 
 /**
- * ip6ip6_fb_tnl_dev_init - initializer for fallback tunnel device
+ * ip6_fb_tnl_dev_init - initializer for fallback tunnel device
  *   @dev: fallback device
  *
  * Return: 0
  **/
 
 static int
-ip6ip6_fb_tnl_dev_init(struct net_device *dev)
+ip6_fb_tnl_dev_init(struct net_device *dev)
 {
        struct ip6_tnl *t = netdev_priv(dev);
-       ip6ip6_tnl_dev_init_gen(dev);
+       ip6_tnl_dev_init_gen(dev);
        dev_hold(dev);
        tnls_wc[0] = t;
        return 0;
@@ -1383,27 +1383,27 @@ static int __init ip6_tunnel_init(void)
        int  err;
 
        if (xfrm6_tunnel_register(&ip4ip6_handler, AF_INET)) {
-               printk(KERN_ERR "ip4ip6 init: can't register tunnel\n");
+               printk(KERN_ERR "ip6_tunnel init: can't register ip4ip6\n");
                err = -EAGAIN;
                goto out;
        }
 
        if (xfrm6_tunnel_register(&ip6ip6_handler, AF_INET6)) {
-               printk(KERN_ERR "ip6ip6 init: can't register tunnel\n");
+               printk(KERN_ERR "ip6_tunnel init: can't register ip6ip6\n");
                err = -EAGAIN;
                goto unreg_ip4ip6;
        }
-       ip6ip6_fb_tnl_dev = alloc_netdev(sizeof(struct ip6_tnl), "ip6tnl0",
-                                        ip6ip6_tnl_dev_setup);
+       ip6_fb_tnl_dev = alloc_netdev(sizeof(struct ip6_tnl), "ip6tnl0",
+                                     ip6_tnl_dev_setup);
 
-       if (!ip6ip6_fb_tnl_dev) {
+       if (!ip6_fb_tnl_dev) {
                err = -ENOMEM;
                goto fail;
        }
-       ip6ip6_fb_tnl_dev->init = ip6ip6_fb_tnl_dev_init;
+       ip6_fb_tnl_dev->init = ip6_fb_tnl_dev_init;
 
-       if ((err = register_netdev(ip6ip6_fb_tnl_dev))) {
-               free_netdev(ip6ip6_fb_tnl_dev);
+       if ((err = register_netdev(ip6_fb_tnl_dev))) {
+               free_netdev(ip6_fb_tnl_dev);
                goto fail;
        }
        return 0;
@@ -1415,7 +1415,7 @@ out:
        return err;
 }
 
-static void __exit ip6ip6_destroy_tunnels(void)
+static void __exit ip6_tnl_destroy_tunnels(void)
 {
        int h;
        struct ip6_tnl *t;
@@ -1436,13 +1436,13 @@ static void __exit ip6ip6_destroy_tunnels(void)
 static void __exit ip6_tunnel_cleanup(void)
 {
        if (xfrm6_tunnel_deregister(&ip4ip6_handler, AF_INET))
-               printk(KERN_INFO "ip4ip6 close: can't deregister tunnel\n");
+               printk(KERN_INFO "ip6_tunnel close: can't deregister ip4ip6\n");
 
        if (xfrm6_tunnel_deregister(&ip6ip6_handler, AF_INET6))
-               printk(KERN_INFO "ip6ip6 close: can't deregister tunnel\n");
+               printk(KERN_INFO "ip6_tunnel close: can't deregister ip6ip6\n");
 
        rtnl_lock();
-       ip6ip6_destroy_tunnels();
+       ip6_tnl_destroy_tunnels();
        rtnl_unlock();
 }