net: Cleanup of neighbour code

Using read_pnet() and write_pnet() in neighbour code ease the reading
of code.

Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 9 deletions

diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index 500c2430007..cca6a55909e 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -531,9 +531,7 @@ struct pneigh_entry * pneigh_lookup(struct neigh_table *tbl,
         if (!n)
                 goto out;
 
-#ifdef CONFIG_NET_NS
-        n->net = hold_net(net);
-#endif
+        write_pnet(&n->net, hold_net(net));
         memcpy(n->key, pkey, key_len);
         n->dev = dev;
         if (dev)
@@ -1350,9 +1348,7 @@ struct neigh_parms *neigh_parms_alloc(struct net_device *dev,
 
                 dev_hold(dev);
                 p->dev = dev;
-#ifdef CONFIG_NET_NS
-                p->net = hold_net(net);
-#endif
+                write_pnet(&p->net, hold_net(net));
                 p->sysctl_table = NULL;
                 write_lock_bh(&tbl->lock);
                 p->next         = tbl->parms.next;
@@ -1407,9 +1403,7 @@ void neigh_table_init_no_netlink(struct neigh_table *tbl)
         unsigned long now = jiffies;
         unsigned long phsize;
 
-#ifdef CONFIG_NET_NS
-        tbl->parms.net = &init_net;
-#endif
+        write_pnet(&tbl->parms.net, &init_net);
         atomic_set(&tbl->parms.refcnt, 1);
         tbl->parms.reachable_time =
                           neigh_rand_reach_time(tbl->parms.base_reachable_time);