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ieee802154: 6lowpan: earlier skb->dev switch

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We should change the skb->dev pointer earlier to the lowpan interface
Sometimes we call iphc_decompress which also use some netdev printout
functionality. This patch will change that the correct interface will be
displayed in this case, which should be the lowpan interface.

Reviewed-by: Stefan Schmidt <stefan@osg.samsung.com>
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Alexander Aring 2015-09-02 14:21:24 +02:00 committed by Marcel Holtmann
parent 742c3afe53
commit f801cf4024
1 changed files with 2 additions and 1 deletions
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3
net/ieee802154/6lowpan/rx.c
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@ -18,7 +18,6 @@
static int lowpan_give_skb_to_device(struct sk_buff *skb,
struct net_device *wdev)
{
skb->dev = wdev->ieee802154_ptr->lowpan_dev;
skb->protocol = htons(ETH_P_IPV6);
skb->pkt_type = PACKET_HOST;
@ -71,9 +70,11 @@ static int lowpan_rcv(struct sk_buff *skb, struct net_device *wdev,
if (!ldev || !netif_running(ldev))
goto drop;
/* Replacing skb->dev and followed rx handlers will manipulate skb. */
skb = skb_share_check(skb, GFP_ATOMIC);
if (!skb)
goto drop;
skb->dev = ldev;
if (ieee802154_hdr_peek_addrs(skb, &hdr) < 0)
goto drop_skb;