@@ -1189,20 +1189,18 @@ static int check_unicast_packet(struct sk_buff *skb, int hdr_size)
return 0;
}
-int route_unicast_packet(struct sk_buff *skb, struct hard_iface *recv_if)
+int route_unicast_packet(struct sk_buff *skb, struct hard_iface *recv_if,
+ uint8_t *dest, uint8_t packet_type)
{
struct bat_priv *bat_priv = netdev_priv(recv_if->soft_iface);
struct orig_node *orig_node = NULL;
struct neigh_node *neigh_node = NULL;
- struct unicast_packet *unicast_packet;
int ret = NET_RX_DROP;
struct sk_buff *new_skb;
- unicast_packet = (struct unicast_packet *)skb->data;
-
/* get routing information */
rcu_read_lock();
- orig_node = orig_hash_find(bat_priv, unicast_packet->dest);
+ orig_node = orig_hash_find(bat_priv, dest);
if (!orig_node)
goto unlock;
@@ -1219,9 +1217,7 @@ int route_unicast_packet(struct sk_buff *skb, struct hard_iface *recv_if)
if (skb_cow(skb, sizeof(struct ethhdr)) < 0)
goto out;
- unicast_packet = (struct unicast_packet *)skb->data;
-
- if (unicast_packet->header.packet_type == BAT_UNICAST &&
+ if (packet_type == BAT_UNICAST &&
atomic_read(&bat_priv->fragmentation) &&
skb->len > neigh_node->if_incoming->net_dev->mtu) {
ret = frag_send_skb(skb, bat_priv,
@@ -1229,7 +1225,7 @@ int route_unicast_packet(struct sk_buff *skb, struct hard_iface *recv_if)
goto out;
}
- if (unicast_packet->header.packet_type == BAT_UNICAST_FRAG &&
+ if (packet_type == BAT_UNICAST_FRAG &&
frag_can_reassemble(skb, neigh_node->if_incoming->net_dev->mtu)) {
ret = frag_reassemble_skb(skb, bat_priv, &new_skb);
@@ -1277,7 +1273,8 @@ int recv_unicast_packet(struct sk_buff *skb, struct hard_iface *recv_if)
return NET_RX_SUCCESS;
}
- return route_unicast_packet(skb, recv_if);
+ return route_unicast_packet(skb, recv_if, unicast_packet->dest,
+ unicast_packet->header.packet_type);
}
int recv_ucast_frag_packet(struct sk_buff *skb, struct hard_iface *recv_if)
@@ -1310,7 +1307,8 @@ int recv_ucast_frag_packet(struct sk_buff *skb, struct hard_iface *recv_if)
return NET_RX_SUCCESS;
}
- return route_unicast_packet(skb, recv_if);
+ return route_unicast_packet(skb, recv_if, unicast_packet->dest,
+ unicast_packet->header.packet_type);
}
@@ -30,7 +30,8 @@ void receive_bat_packet(struct ethhdr *ethhdr,
void update_routes(struct bat_priv *bat_priv, struct orig_node *orig_node,
struct neigh_node *neigh_node, unsigned char *hna_buff,
int hna_buff_len);
-int route_unicast_packet(struct sk_buff *skb, struct hard_iface *recv_if);
+int route_unicast_packet(struct sk_buff *skb, struct hard_iface *recv_if,
+ uint8_t *dest, uint8_t packet_type);
int recv_icmp_packet(struct sk_buff *skb, struct hard_iface *recv_if);
int recv_unicast_packet(struct sk_buff *skb, struct hard_iface *recv_if);
int recv_ucast_frag_packet(struct sk_buff *skb, struct hard_iface *recv_if);
@@ -462,7 +462,8 @@ void interface_rx(struct net_device *soft_iface,
memcpy(unicast_packet->dest,
bat_priv->softif_neigh->addr, ETH_ALEN);
- ret = route_unicast_packet(skb, recv_if);
+ ret = route_unicast_packet(skb, recv_if, unicast_packet->dest,
+ unicast_packet->header.packet_type);
if (ret == NET_RX_DROP)
goto dropped;