diff options
Diffstat (limited to 'net/ieee802154/6lowpan')
| -rw-r--r-- | net/ieee802154/6lowpan/rx.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/net/ieee802154/6lowpan/rx.c b/net/ieee802154/6lowpan/rx.c index b1442f397cda..c529d9f2561f 100644 --- a/net/ieee802154/6lowpan/rx.c +++ b/net/ieee802154/6lowpan/rx.c @@ -65,19 +65,20 @@ static int lowpan_rcv(struct sk_buff *skb, struct net_device *wdev, struct packet_type *pt, struct net_device *orig_wdev) { struct ieee802154_hdr hdr; + struct net_device *ldev; int ret; - if (wdev->type != ARPHRD_IEEE802154 || - !wdev->ieee802154_ptr->lowpan_dev) + if (wdev->type != ARPHRD_IEEE802154) + goto drop; + + ldev = wdev->ieee802154_ptr->lowpan_dev; + if (!ldev || !netif_running(ldev)) goto drop; skb = skb_share_check(skb, GFP_ATOMIC); if (!skb) goto drop; - if (!netif_running(wdev)) - goto drop_skb; - if (skb->pkt_type == PACKET_OTHERHOST) goto drop_skb; |