diff options
| -rw-r--r-- | net/packet/af_packet.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index c9e8741226c6..c7c42eb617ef 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -2784,7 +2784,7 @@ static int packet_release(struct socket *sock) static int packet_do_bind(struct sock *sk, struct net_device *dev, __be16 proto) { struct packet_sock *po = pkt_sk(sk); - const struct net_device *dev_curr; + struct net_device *dev_curr; __be16 proto_curr; bool need_rehook; @@ -2808,15 +2808,13 @@ static int packet_do_bind(struct sock *sk, struct net_device *dev, __be16 proto) po->num = proto; po->prot_hook.type = proto; - - if (po->prot_hook.dev) - dev_put(po->prot_hook.dev); - po->prot_hook.dev = dev; po->ifindex = dev ? dev->ifindex : 0; packet_cached_dev_assign(po, dev); } + if (dev_curr) + dev_put(dev_curr); if (proto == 0 || !need_rehook) goto out_unlock; |