diff options
Diffstat (limited to 'net/batman-adv/translation-table.c')
| -rw-r--r-- | net/batman-adv/translation-table.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/net/batman-adv/translation-table.c b/net/batman-adv/translation-table.c index 2eaa1e9d8c99..669b8b64a39a 100644 --- a/net/batman-adv/translation-table.c +++ b/net/batman-adv/translation-table.c @@ -474,11 +474,13 @@ static void batadv_tt_global_free(struct batadv_priv *bat_priv, * @vid: VLAN identifier * @ifindex: index of the interface where the client is connected to (useful to * identify wireless clients) + * @mark: the value contained in the skb->mark field of the received packet (if + * any) * * Returns true if the client was successfully added, false otherwise. */ bool batadv_tt_local_add(struct net_device *soft_iface, const uint8_t *addr, - unsigned short vid, int ifindex) + unsigned short vid, int ifindex, uint32_t mark) { struct batadv_priv *bat_priv = netdev_priv(soft_iface); struct batadv_tt_local_entry *tt_local; @@ -489,6 +491,7 @@ bool batadv_tt_local_add(struct net_device *soft_iface, const uint8_t *addr, int hash_added, table_size, packet_size_max; bool ret = false, roamed_back = false; uint8_t remote_flags; + uint32_t match_mark; if (ifindex != BATADV_NULL_IFINDEX) in_dev = dev_get_by_index(&init_net, ifindex); @@ -613,6 +616,17 @@ check_roaming: else tt_local->common.flags &= ~BATADV_TT_CLIENT_WIFI; + /* check the mark in the skb: if it's equal to the configured + * isolation_mark, it means the packet is coming from an isolated + * non-mesh client + */ + match_mark = (mark & bat_priv->isolation_mark_mask); + if (bat_priv->isolation_mark_mask && + match_mark == bat_priv->isolation_mark) + tt_local->common.flags |= BATADV_TT_CLIENT_ISOLA; + else + tt_local->common.flags &= ~BATADV_TT_CLIENT_ISOLA; + /* if any "dynamic" flag has been modified, resend an ADD event for this * entry so that all the nodes can get the new flags */ |