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-rw-r--r--net/packet/af_packet.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 3891702b81df..d9d4970b9b07 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -2448,8 +2448,12 @@ static int packet_do_bind(struct sock *sk, struct net_device *dev, __be16 protoc
{
struct packet_sock *po = pkt_sk(sk);
- if (po->fanout)
+ if (po->fanout) {
+ if (dev)
+ dev_put(dev);
+
return -EINVAL;
+ }
lock_sock(sk);