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ieee802154: 6lowpan: Drop PACKET_OTHERHOST skbs in 6lowpan

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There is no point processing pkts which are PACKET_OTHERHOST
in 6lowpan as they are discarded as soon as they reach the
ipv6 layer. Therefore we should drop them in the 6lowpan layer.

Signed-off-by: Simon Vincent <simon.vincent@xsilon.com>
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Simon Vincent 2014-10-05 20:23:12 +02:00 committed by Marcel Holtmann
parent ee4c148e8a
commit 39f6eb19cf
1 changed files with 3 additions and 0 deletions
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3
net/ieee802154/6lowpan_rtnl.c
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@ -515,6 +515,9 @@ static int lowpan_rcv(struct sk_buff *skb, struct net_device *dev,
if (!netif_running(dev))
goto drop_skb;
if (skb->pkt_type == PACKET_OTHERHOST)
goto drop_skb;
if (dev->type != ARPHRD_IEEE802154)
goto drop_skb;