diff options
Diffstat (limited to 'net/batman-adv/vis.c')
-rw-r--r-- | net/batman-adv/vis.c | 44 |
1 files changed, 14 insertions, 30 deletions
diff --git a/net/batman-adv/vis.c b/net/batman-adv/vis.c index 5abd1454fb07..0f65a9de5f74 100644 --- a/net/batman-adv/vis.c +++ b/net/batman-adv/vis.c @@ -396,12 +396,12 @@ batadv_add_packet(struct batadv_priv *bat_priv, return NULL; len = sizeof(*packet) + vis_info_len; - info->skb_packet = dev_alloc_skb(len + ETH_HLEN); + info->skb_packet = dev_alloc_skb(len + ETH_HLEN + NET_IP_ALIGN); if (!info->skb_packet) { kfree(info); return NULL; } - skb_reserve(info->skb_packet, ETH_HLEN); + skb_reserve(info->skb_packet, ETH_HLEN + NET_IP_ALIGN); packet = (struct batadv_vis_packet *)skb_put(info->skb_packet, len); kref_init(&info->refcount); @@ -698,15 +698,12 @@ static void batadv_purge_vis_packets(struct batadv_priv *bat_priv) static void batadv_broadcast_vis_packet(struct batadv_priv *bat_priv, struct batadv_vis_info *info) { - struct batadv_neigh_node *router; struct batadv_hashtable *hash = bat_priv->orig_hash; struct hlist_node *node; struct hlist_head *head; struct batadv_orig_node *orig_node; struct batadv_vis_packet *packet; struct sk_buff *skb; - struct batadv_hard_iface *hard_iface; - uint8_t dstaddr[ETH_ALEN]; uint32_t i; @@ -722,30 +719,20 @@ static void batadv_broadcast_vis_packet(struct batadv_priv *bat_priv, if (!(orig_node->flags & BATADV_VIS_SERVER)) continue; - router = batadv_orig_node_get_router(orig_node); - if (!router) - continue; - /* don't send it if we already received the packet from * this node. */ if (batadv_recv_list_is_in(bat_priv, &info->recv_list, - orig_node->orig)) { - batadv_neigh_node_free_ref(router); + orig_node->orig)) continue; - } memcpy(packet->target_orig, orig_node->orig, ETH_ALEN); - hard_iface = router->if_incoming; - memcpy(dstaddr, router->addr, ETH_ALEN); - - batadv_neigh_node_free_ref(router); - skb = skb_clone(info->skb_packet, GFP_ATOMIC); - if (skb) - batadv_send_skb_packet(skb, hard_iface, - dstaddr); + if (!skb) + continue; + if (!batadv_send_skb_to_orig(skb, orig_node, NULL)) + kfree_skb(skb); } rcu_read_unlock(); } @@ -755,7 +742,6 @@ static void batadv_unicast_vis_packet(struct batadv_priv *bat_priv, struct batadv_vis_info *info) { struct batadv_orig_node *orig_node; - struct batadv_neigh_node *router = NULL; struct sk_buff *skb; struct batadv_vis_packet *packet; @@ -765,17 +751,14 @@ static void batadv_unicast_vis_packet(struct batadv_priv *bat_priv, if (!orig_node) goto out; - router = batadv_orig_node_get_router(orig_node); - if (!router) + skb = skb_clone(info->skb_packet, GFP_ATOMIC); + if (!skb) goto out; - skb = skb_clone(info->skb_packet, GFP_ATOMIC); - if (skb) - batadv_send_skb_packet(skb, router->if_incoming, router->addr); + if (!batadv_send_skb_to_orig(skb, orig_node, NULL)) + kfree_skb(skb); out: - if (router) - batadv_neigh_node_free_ref(router); if (orig_node) batadv_orig_node_free_ref(orig_node); } @@ -873,12 +856,13 @@ int batadv_vis_init(struct batadv_priv *bat_priv) if (!bat_priv->vis.my_info) goto err; - len = sizeof(*packet) + BATADV_MAX_VIS_PACKET_SIZE + ETH_HLEN; + len = sizeof(*packet) + BATADV_MAX_VIS_PACKET_SIZE; + len += ETH_HLEN + NET_IP_ALIGN; bat_priv->vis.my_info->skb_packet = dev_alloc_skb(len); if (!bat_priv->vis.my_info->skb_packet) goto free_info; - skb_reserve(bat_priv->vis.my_info->skb_packet, ETH_HLEN); + skb_reserve(bat_priv->vis.my_info->skb_packet, ETH_HLEN + NET_IP_ALIGN); tmp_skb = bat_priv->vis.my_info->skb_packet; packet = (struct batadv_vis_packet *)skb_put(tmp_skb, sizeof(*packet)); |