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batman-adv: Move batadv_check_unicast_packet() 

batadv_check_unicast_packet() is needed in batadv_recv_tt_query(), so
move the former to before the latter.

Signed-off-by: Martin Hundebøll <martin@hundeboll.net>
Signed-off-by: Antonio Quartulli <ordex@autistici.org>
This commit is contained in:
Martin Hundebøll 2012-07-05 11:34:27 +02:00 committed by Antonio Quartulli
parent 807736f6e0
commit ff51fd70ad
1 changed files with 25 additions and 25 deletions
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50
net/batman-adv/routing.c
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@ -579,6 +579,31 @@ batadv_find_ifalter_router(struct batadv_orig_node *primary_orig,
return router;
}
static int batadv_check_unicast_packet(struct sk_buff *skb, int hdr_size)
{
struct ethhdr *ethhdr;
/* drop packet if it has not necessary minimum size */
if (unlikely(!pskb_may_pull(skb, hdr_size)))
return -1;
ethhdr = (struct ethhdr *)skb_mac_header(skb);
/* packet with unicast indication but broadcast recipient */
if (is_broadcast_ether_addr(ethhdr->h_dest))
return -1;
/* packet with broadcast sender address */
if (is_broadcast_ether_addr(ethhdr->h_source))
return -1;
/* not for me */
if (!batadv_is_my_mac(ethhdr->h_dest))
return -1;
return 0;
}
int batadv_recv_tt_query(struct sk_buff *skb, struct batadv_hard_iface *recv_if)
{
struct batadv_priv *bat_priv = netdev_priv(recv_if->soft_iface);
@ -819,31 +844,6 @@ err:
return NULL;
}
static int batadv_check_unicast_packet(struct sk_buff *skb, int hdr_size)
{
struct ethhdr *ethhdr;
/* drop packet if it has not necessary minimum size */
if (unlikely(!pskb_may_pull(skb, hdr_size)))
return -1;
ethhdr = (struct ethhdr *)skb_mac_header(skb);
/* packet with unicast indication but broadcast recipient */
if (is_broadcast_ether_addr(ethhdr->h_dest))
return -1;
/* packet with broadcast sender address */
if (is_broadcast_ether_addr(ethhdr->h_source))
return -1;
/* not for me */
if (!batadv_is_my_mac(ethhdr->h_dest))
return -1;
return 0;
}
static int batadv_route_unicast_packet(struct sk_buff *skb,
struct batadv_hard_iface *recv_if)
{