diff options
Diffstat (limited to 'drivers/net/ifb.c')
| -rw-r--r-- | drivers/net/ifb.c | 6 |
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) { |