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>

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)