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Merge pull request #3105 from cgundogan/ng_netdev_eth_marshall

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ng_netdev_eth: default to NG_ETHERTYPE_UNKNOWN when no payload avail.
This commit is contained in:
Kaspar Schleiser 2015-05-28 18:35:16 +02:00
commit a10beb25f4
1 changed files with 6 additions and 1 deletions
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7
sys/net/link_layer/ng_netdev_eth/ng_netdev_eth.c
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@ -373,7 +373,12 @@ static int _marshall_ethernet(ng_netdev_eth_t *dev, uint8_t *buffer, ng_pktsnip_
return -EBADMSG;
}
hdr->type = byteorder_htons(ng_nettype_to_ethertype(pkt->next->type));
if (payload) {
hdr->type = byteorder_htons(ng_nettype_to_ethertype(payload->type));
}
else {
hdr->type = byteorder_htons(NG_ETHERTYPE_UNKNOWN);
}
netif_hdr = pkt->data;