Signed-off-by: Linus Lüssing linus.luessing@ascom.ch --- routing.c | 20 +++++++++----------- routing.h | 3 ++- soft-interface.c | 3 ++- 3 files changed, 13 insertions(+), 13 deletions(-)
diff --git a/routing.c b/routing.c index c60296c..118b841 100644 --- a/routing.c +++ b/routing.c @@ -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); }
diff --git a/routing.h b/routing.h index b5a064c..88e8ef5 100644 --- a/routing.h +++ b/routing.h @@ -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); diff --git a/soft-interface.c b/soft-interface.c index b0c023d..fdb3586 100644 --- a/soft-interface.c +++ b/soft-interface.c @@ -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;