[ARP]: Remove overkill checks from neigh_param_alloc.
Valid network device is always passed into neigh_param_alloc, so
remove extra checking for dev == NULL. Additionally, cleanup bogus
netns assignment.
Signed-off-by: Denis V. Lunev <den@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index 19c0dd1..62d4784 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -1291,10 +1291,7 @@
struct neigh_parms *p, *ref;
struct net *net;
- net = &init_net;
- if (dev)
- net = dev->nd_net;
-
+ net = dev->nd_net;
ref = lookup_neigh_params(tbl, net, 0);
if (!ref)
return NULL;
@@ -1306,15 +1303,14 @@
INIT_RCU_HEAD(&p->rcu_head);
p->reachable_time =
neigh_rand_reach_time(p->base_reachable_time);
- if (dev) {
- if (dev->neigh_setup && dev->neigh_setup(dev, p)) {
- kfree(p);
- return NULL;
- }
- dev_hold(dev);
- p->dev = dev;
+ if (dev->neigh_setup && dev->neigh_setup(dev, p)) {
+ kfree(p);
+ return NULL;
}
+
+ dev_hold(dev);
+ p->dev = dev;
p->net = hold_net(net);
p->sysctl_table = NULL;
write_lock_bh(&tbl->lock);