if (atomic_read(&bat_priv->mesh_state) != BATADV_MESH_ACTIVE)
goto dropped;
- soft_iface->trans_start = jiffies;
+ netif_trans_update(soft_iface);
vid = batadv_get_vid(skb, 0);
ethhdr = eth_hdr(skb);
return NETDEV_TX_OK;
}
+/**
+ * batadv_interface_rx - receive ethernet frame on local batman-adv interface
+ * @soft_iface: local interface which will receive the ethernet frame
+ * @skb: ethernet frame for @soft_iface
+ * @hdr_size: size of already parsed batman-adv header
+ * @orig_node: originator from which the batman-adv packet was sent
+ *
+ * Sends a ethernet frame to the receive path of the local @soft_iface.
+ * skb->data has still point to the batman-adv header with the size @hdr_size.
+ * The caller has to have parsed this header already and made sure that at least
+ * @hdr_size bytes are still available for pull in @skb.
+ *
+ * The packet may still get dropped. This can happen when the encapsulated
+ * ethernet frame is invalid or contains again an batman-adv packet. Also
+ * unicast packets will be dropped directly when it was sent between two
+ * isolated clients.
+ */
void batadv_interface_rx(struct net_device *soft_iface,
- struct sk_buff *skb, struct batadv_hard_iface *recv_if,
- int hdr_size, struct batadv_orig_node *orig_node)
+ struct sk_buff *skb, int hdr_size,
+ struct batadv_orig_node *orig_node)
{
struct batadv_bcast_packet *batadv_bcast_packet;
struct batadv_priv *bat_priv = netdev_priv(soft_iface);
batadv_bcast_packet = (struct batadv_bcast_packet *)skb->data;
is_bcast = (batadv_bcast_packet->packet_type == BATADV_BCAST);
- /* check if enough space is available for pulling, and pull */
- if (!pskb_may_pull(skb, hdr_size))
- goto dropped;
-
skb_pull_rcsum(skb, hdr_size);
skb_reset_mac_header(skb);
*/
nf_reset(skb);
+ if (unlikely(!pskb_may_pull(skb, ETH_HLEN)))
+ goto dropped;
+
vid = batadv_get_vid(skb, 0);
ethhdr = eth_hdr(skb);
switch (ntohs(ethhdr->h_proto)) {
case ETH_P_8021Q:
+ if (!pskb_may_pull(skb, VLAN_ETH_HLEN))
+ goto dropped;
+
vhdr = (struct vlan_ethhdr *)skb->data;
if (vhdr->h_vlan_encapsulated_proto != ethertype)
}
/* skb->dev & skb->pkt_type are set here */
- if (unlikely(!pskb_may_pull(skb, ETH_HLEN)))
- goto dropped;
skb->protocol = eth_type_trans(skb, soft_iface);
/* should not be necessary anymore as we use skb_pull_rcsum()
}
/**
- * batadv_create_vlan - allocate the needed resources for a new vlan
+ * batadv_softif_create_vlan - allocate the needed resources for a new vlan
* @bat_priv: the bat priv with all the soft interface information
* @vid: the VLAN identifier
*
dev->netdev_ops = &batadv_netdev_ops;
dev->destructor = batadv_softif_free;
- dev->features |= NETIF_F_HW_VLAN_CTAG_FILTER;
+ dev->features |= NETIF_F_HW_VLAN_CTAG_FILTER | NETIF_F_NETNS_LOCAL;
dev->priv_flags |= IFF_NO_QUEUE;
/* can't call min_mtu, because the needed variables