diff options
| -rw-r--r-- | net/ieee802154/6lowpan/rx.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/net/ieee802154/6lowpan/rx.c b/net/ieee802154/6lowpan/rx.c index 403f17126433..ef185dd4110d 100644 --- a/net/ieee802154/6lowpan/rx.c +++ b/net/ieee802154/6lowpan/rx.c @@ -284,16 +284,16 @@ static int lowpan_rcv(struct sk_buff *skb, struct net_device *wdev, if (wdev->type != ARPHRD_IEEE802154 || skb->pkt_type == PACKET_OTHERHOST || !lowpan_rx_h_check(skb)) - return NET_RX_DROP; + goto drop; ldev = wdev->ieee802154_ptr->lowpan_dev; if (!ldev || !netif_running(ldev)) - return NET_RX_DROP; + goto drop; /* Replacing skb->dev and followed rx handlers will manipulate skb. */ skb = skb_share_check(skb, GFP_ATOMIC); if (!skb) - return NET_RX_DROP; + goto out; skb->dev = ldev; /* When receive frag1 it's likely that we manipulate the buffer. @@ -304,10 +304,15 @@ static int lowpan_rcv(struct sk_buff *skb, struct net_device *wdev, lowpan_is_iphc(*skb_network_header(skb))) { skb = skb_unshare(skb, GFP_ATOMIC); if (!skb) - return NET_RX_DROP; + goto out; } return lowpan_invoke_rx_handlers(skb); + +drop: + kfree_skb(skb); +out: + return NET_RX_DROP; } static struct packet_type lowpan_packet_type = { |