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batman-adv: make the GW module correctly talk to the new VLAN-TT

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The gateway code is now adapted in order to correctly
interact with the Translation Table component by using the
vlan ID

Signed-off-by: Antonio Quartulli <antonio@open-mesh.com>
Signed-off-by: Marek Lindner <lindner_marek@yahoo.de>
This commit is contained in:
Antonio Quartulli 2013-06-04 12:11:42 +02:00 committed by Antonio Quartulli
parent 1605278901
commit bbb877ed77
1 changed files with 18 additions and 3 deletions
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21
net/batman-adv/gateway_client.c
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@ -726,7 +726,20 @@ bool batadv_gw_is_dhcp_target(struct sk_buff *skb, unsigned int *header_len)
return true;
}
/* this call might reallocate skb data */
/**
* batadv_gw_out_of_range - check if the dhcp request destination is the best gw
* @bat_priv: the bat priv with all the soft interface information
* @skb: the outgoing packet
*
* Check if the skb is a DHCP request and if it is sent to the current best GW
* server. Due to topology changes it may be the case that the GW server
* previously selected is not the best one anymore.
*
* Returns true if the packet destination is unicast and it is not the best gw,
* false otherwise.
*
* This call might reallocate skb data.
*/
bool batadv_gw_out_of_range(struct batadv_priv *bat_priv,
struct sk_buff *skb)
{
@ -737,6 +750,9 @@ bool batadv_gw_out_of_range(struct batadv_priv *bat_priv,
bool ret, out_of_range = false;
unsigned int header_len = 0;
uint8_t curr_tq_avg;
unsigned short vid;
vid = batadv_get_vid(skb, 0);
ret = batadv_gw_is_dhcp_target(skb, &header_len);
if (!ret)
@ -744,8 +760,7 @@ bool batadv_gw_out_of_range(struct batadv_priv *bat_priv,
ethhdr = (struct ethhdr *)skb->data;
orig_dst_node = batadv_transtable_search(bat_priv, ethhdr->h_source,
ethhdr->h_dest,
BATADV_NO_FLAGS);
ethhdr->h_dest, vid);
if (!orig_dst_node)
goto out;