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>
diff --git a/include/net/neighbour.h b/include/net/neighbour.h
index 365b5e2..d8d790e 100644
--- a/include/net/neighbour.h
+++ b/include/net/neighbour.h
@@ -220,11 +220,7 @@
static inline
struct net *neigh_parms_net(const struct neigh_parms *parms)
{
-#ifdef CONFIG_NET_NS
- return parms->net;
-#else
- return &init_net;
-#endif
+ return read_pnet(&parms->net);
}
extern unsigned long neigh_rand_reach_time(unsigned long base);
@@ -241,11 +237,7 @@
static inline
struct net *pneigh_net(const struct pneigh_entry *pneigh)
{
-#ifdef CONFIG_NET_NS
- return pneigh->net;
-#else
- return &init_net;
-#endif
+ return read_pnet(&pneigh->net);
}
extern void neigh_app_ns(struct neighbour *n);
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index 500c243..cca6a55 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -531,9 +531,7 @@
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 @@
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 @@
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);