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| author | Eric Dumazet <eric.dumazet@gmail.com> | 2009-11-04 14:23:31 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-11-04 14:23:31 +0100 |
| commit | d0075634cf9d288988f57392a1f132d2053af961 (patch) | |
| tree | be60c4ea0c9fc72d8d644a95be0452262c6e7941 /net | |
| parent | bnx2: avoid compiler warnings (diff) | |
| download | linux-d0075634cf9d288988f57392a1f132d2053af961.tar.xz linux-d0075634cf9d288988f57392a1f132d2053af961.zip | |
em_meta: avoid one dev_put()
Another rcu conversion to avoid one dev_hold()/dev_put() pair
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/sched/em_meta.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/net/sched/em_meta.c b/net/sched/em_meta.c index 18d85d259104..8e8d836f00c0 100644 --- a/net/sched/em_meta.c +++ b/net/sched/em_meta.c @@ -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) |