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authorMarek Lindner <lindner_marek@yahoo.de>2011-12-05 04:01:51 +0800
committerMarek Lindner <lindner_marek@yahoo.de>2012-02-17 02:50:19 +0800
commit8780dad9e97f564da0eb3443009c3203122e7e7d (patch)
tree9c291c379f5d94793162e24b22452f9ffe5277a3 /net
parent76543d14aec6ce5cb3fc7be9b39c50fcebd2043b (diff)
downloadop-kernel-dev-8780dad9e97f564da0eb3443009c3203122e7e7d.zip
op-kernel-dev-8780dad9e97f564da0eb3443009c3203122e7e7d.tar.gz
batman-adv: simplify bat_ogm_receive API call
Most of the values in that call are derived from the skb, so we can hand over the skb instead. Reported-by: Simon Wunderlich <siwu@hrz.tu-chemnitz.de> Signed-off-by: Marek Lindner <lindner_marek@yahoo.de>
Diffstat (limited to 'net')
-rw-r--r--net/batman-adv/bat_iv_ogm.c11
-rw-r--r--net/batman-adv/bat_ogm.h3
-rw-r--r--net/batman-adv/routing.c4
3 files changed, 9 insertions, 9 deletions
diff --git a/net/batman-adv/bat_iv_ogm.c b/net/batman-adv/bat_iv_ogm.c
index d60e1ba..3402fa5 100644
--- a/net/batman-adv/bat_iv_ogm.c
+++ b/net/batman-adv/bat_iv_ogm.c
@@ -1140,13 +1140,16 @@ out:
orig_node_free_ref(orig_node);
}
-void bat_ogm_receive(const struct ethhdr *ethhdr, unsigned char *packet_buff,
- int packet_len, struct hard_iface *if_incoming)
+void bat_ogm_receive(struct hard_iface *if_incoming, struct sk_buff *skb)
{
struct batman_ogm_packet *batman_ogm_packet;
- int buff_pos = 0;
- unsigned char *tt_buff;
+ struct ethhdr *ethhdr;
+ int buff_pos = 0, packet_len;
+ unsigned char *tt_buff, *packet_buff;
+ packet_len = skb_headlen(skb);
+ ethhdr = (struct ethhdr *)skb_mac_header(skb);
+ packet_buff = skb->data;
batman_ogm_packet = (struct batman_ogm_packet *)packet_buff;
/* unpack the aggregated packets and process them one by one */
diff --git a/net/batman-adv/bat_ogm.h b/net/batman-adv/bat_ogm.h
index 69329c1..47edfde 100644
--- a/net/batman-adv/bat_ogm.h
+++ b/net/batman-adv/bat_ogm.h
@@ -29,7 +29,6 @@ void bat_ogm_init_primary(struct hard_iface *hard_iface);
void bat_ogm_update_mac(struct hard_iface *hard_iface);
void bat_ogm_schedule(struct hard_iface *hard_iface, int tt_num_changes);
void bat_ogm_emit(struct forw_packet *forw_packet);
-void bat_ogm_receive(const struct ethhdr *ethhdr, unsigned char *packet_buff,
- int packet_len, struct hard_iface *if_incoming);
+void bat_ogm_receive(struct hard_iface *if_incoming, struct sk_buff *skb);
#endif /* _NET_BATMAN_ADV_OGM_H_ */
diff --git a/net/batman-adv/routing.c b/net/batman-adv/routing.c
index 4363d19..5bc41c8 100644
--- a/net/batman-adv/routing.c
+++ b/net/batman-adv/routing.c
@@ -272,9 +272,7 @@ int recv_bat_ogm_packet(struct sk_buff *skb, struct hard_iface *hard_iface)
if (skb_linearize(skb) < 0)
return NET_RX_DROP;
- ethhdr = (struct ethhdr *)skb_mac_header(skb);
-
- bat_ogm_receive(ethhdr, skb->data, skb_headlen(skb), hard_iface);
+ bat_ogm_receive(hard_iface, skb);
kfree_skb(skb);
return NET_RX_SUCCESS;
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