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-rw-r--r--drivers/net/ifb.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/ifb.c b/drivers/net/ifb.c
index 030913f8bd26..69c25668dd63 100644
--- a/drivers/net/ifb.c
+++ b/drivers/net/ifb.c
@@ -98,13 +98,15 @@ static void ri_tasklet(unsigned long dev)
stats->tx_packets++;
stats->tx_bytes +=skb->len;
- skb->dev = dev_get_by_index(&init_net, skb->iif);
+ rcu_read_lock();
+ skb->dev = dev_get_by_index_rcu(&init_net, skb->iif);
if (!skb->dev) {
+ rcu_read_unlock();
dev_kfree_skb(skb);
stats->tx_dropped++;
break;
}
- dev_put(skb->dev);
+ rcu_read_unlock();
skb->iif = _dev->ifindex;
if (from & AT_EGRESS) {