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[ARP]: Remove overkill checks from neigh_param_alloc.

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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>
This commit is contained in:
Denis V. Lunev 2008-01-14 22:59:59 -08:00 committed by David S. Miller
parent 72132c1b6c
commit 486b51d370
1 changed files with 7 additions and 11 deletions
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18
net/core/neighbour.c
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@ -1291,10 +1291,7 @@ struct neigh_parms *neigh_parms_alloc(struct net_device *dev,
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 @@ struct neigh_parms *neigh_parms_alloc(struct net_device *dev,
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);