Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

[linux-2.6] / net / ipv4 / arp.c

diff --git a/net/ipv4/arp.c b/net/ipv4/arp.c
index a11e7a5c1da4312ccebb28adf4e4f4cf93532394..36d6798947b59026eb400c6b06882099fddd8ba0 100644 (file)
--- a/net/ipv4/arp.c
+++ b/net/ipv4/arp.c
@@ -253,7 +253,7 @@ static int arp_constructor(struct neighbour *neigh)
        neigh->parms = neigh_parms_clone(parms);
        rcu_read_unlock();
 
-       if (dev->hard_header == NULL) {
+       if (!dev->header_ops) {
                neigh->nud_state = NUD_NOARP;
                neigh->ops = &arp_direct_ops;
                neigh->output = neigh->ops->queue_xmit;
@@ -310,10 +310,12 @@ static int arp_constructor(struct neighbour *neigh)
                        neigh->nud_state = NUD_NOARP;
                        memcpy(neigh->ha, dev->broadcast, dev->addr_len);
                }
-               if (dev->hard_header_cache)
+
+               if (dev->header_ops->cache)
                        neigh->ops = &arp_hh_ops;
                else
                        neigh->ops = &arp_generic_ops;
+
                if (neigh->nud_state&NUD_VALID)
                        neigh->output = neigh->ops->connected_output;
                else
@@ -591,8 +593,7 @@ struct sk_buff *arp_create(int type, int ptype, __be32 dest_ip,
        /*
         *      Fill the device header for the ARP frame
         */
-       if (dev->hard_header &&
-           dev->hard_header(skb,dev,ptype,dest_hw,src_hw,skb->len) < 0)
+       if (dev_hard_header(skb, dev, ptype, dest_hw, src_hw, skb->len) < 0)
                goto out;
 
        /*
@@ -981,7 +982,7 @@ static int arp_req_set(struct arpreq *r, struct net_device * dev)
                if (mask && mask != htonl(0xFFFFFFFF))
                        return -EINVAL;
                if (!dev && (r->arp_flags & ATF_COM)) {
-                       dev = dev_getbyhwaddr(r->arp_ha.sa_family, r->arp_ha.sa_data);
+                       dev = dev_getbyhwaddr(&init_net, r->arp_ha.sa_family, r->arp_ha.sa_data);
                        if (!dev)
                                return -ENODEV;
                }
@@ -1169,7 +1170,7 @@ int arp_ioctl(unsigned int cmd, void __user *arg)
        rtnl_lock();
        if (r.arp_dev[0]) {
                err = -ENODEV;
-               if ((dev = __dev_get_by_name(r.arp_dev)) == NULL)
+               if ((dev = __dev_get_by_name(&init_net, r.arp_dev)) == NULL)
                        goto out;
 
                /* Mmmm... It is wrong... ARPHRD_NETROM==0 */
@@ -1377,24 +1378,8 @@ static const struct seq_operations arp_seq_ops = {
 
 static int arp_seq_open(struct inode *inode, struct file *file)
 {
-       struct seq_file *seq;
-       int rc = -ENOMEM;
-       struct neigh_seq_state *s = kzalloc(sizeof(*s), GFP_KERNEL);
-
-       if (!s)
-               goto out;
-
-       rc = seq_open(file, &arp_seq_ops);
-       if (rc)
-               goto out_kfree;
-
-       seq          = file->private_data;
-       seq->private = s;
-out:
-       return rc;
-out_kfree:
-       kfree(s);
-       goto out;
+       return seq_open_private(file, &arp_seq_ops,
+                       sizeof(struct neigh_seq_state));
 }
 
 static const struct file_operations arp_seq_fops = {