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em_meta: avoid one dev_put()

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Another rcu conversion to avoid one dev_hold()/dev_put() pair

Signed-off-by: Eric Dumazet <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
Eric Dumazet 2009-11-04 05:23:31 -08:00 • committed by David S. Miller
commit d0075634cf
1 changed files with 6 additions and 6 deletions
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12
net/sched/em_meta.c
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@ -303,17 +303,17 @@ META_COLLECTOR(var_sk_bound_if)
{
SKIP_NONLOCAL(skb);
if (skb->sk->sk_bound_dev_if == 0) {
if (skb->sk->sk_bound_dev_if == 0) {
dst->value = (unsigned long) "any";
dst->len = 3;
} else {
} else {
struct net_device *dev;
dev = dev_get_by_index(&init_net, skb->sk->sk_bound_dev_if);
rcu_read_lock();
dev = dev_get_by_index_rcu(&init_net, skb->sk->sk_bound_dev_if);
*err = var_dev(dev, dst);
if (dev)
dev_put(dev);
}
rcu_read_unlock();
}
}
META_COLLECTOR(int_sk_refcnt)