xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

batman-adv: Move call to batadv_nc_skb_forward() from routing.c to send.c

Browse Source 
The call to batadv_nc_skb_forward() fits better in
batadv_send_skb_to_orig(), as this is where the actual next hop is
looked up.

To let the caller of batadv_send_skb_to_orig() know wether the skb is
transmitted, buffered or failed, the return value is changed from
boolean to int.

Signed-off-by: Martin Hundebøll <martin@hundeboll.net>
Signed-off-by: Marek Lindner <lindner_marek@yahoo.de>
Signed-off-by: Antonio Quartulli <ordex@autistici.org>
This commit is contained in:
Martin Hundebøll
2013-04-20 13:54:39 +02:00
committed by Antonio Quartulli
parent 5f80df6705
commit e91ecfc64a
8 changed files with 51 additions and 37 deletions
Download Patch File Download Diff File Expand all files Collapse all files

23
net/batman-adv/routing.c
View File

@@ -285,7 +285,7 @@ static int batadv_recv_my_icmp_packet(struct batadv_priv *bat_priv,
icmp_packet->msg_type = BATADV_ECHO_REPLY;
icmp_packet->header.ttl = BATADV_TTL;
if (batadv_send_skb_to_orig(skb, orig_node, NULL))
if (batadv_send_skb_to_orig(skb, orig_node, NULL) != NET_XMIT_DROP)
ret = NET_RX_SUCCESS;
out:
@@ -333,7 +333,7 @@ static int batadv_recv_icmp_ttl_exceeded(struct batadv_priv *bat_priv,
icmp_packet->msg_type = BATADV_TTL_EXCEEDED;
icmp_packet->header.ttl = BATADV_TTL;
if (batadv_send_skb_to_orig(skb, orig_node, NULL))
if (batadv_send_skb_to_orig(skb, orig_node, NULL) != NET_XMIT_DROP)
ret = NET_RX_SUCCESS;
out:
@@ -410,7 +410,7 @@ int batadv_recv_icmp_packet(struct sk_buff *skb,
icmp_packet->header.ttl--;
/* route it */
if (batadv_send_skb_to_orig(skb, orig_node, recv_if))
if (batadv_send_skb_to_orig(skb, orig_node, recv_if) != NET_XMIT_DROP)
ret = NET_RX_SUCCESS;
out:
@@ -775,7 +775,7 @@ static int batadv_route_unicast_packet(struct sk_buff *skb,
struct batadv_neigh_node *neigh_node = NULL;
struct batadv_unicast_packet *unicast_packet;
struct ethhdr *ethhdr = eth_hdr(skb);
int ret = NET_RX_DROP;
int res, ret = NET_RX_DROP;
struct sk_buff *new_skb;
unicast_packet = (struct batadv_unicast_packet *)skb->data;
@@ -835,16 +835,19 @@ static int batadv_route_unicast_packet(struct sk_buff *skb,
/* decrement ttl */
unicast_packet->header.ttl--;
/* network code packet if possible */
if (batadv_nc_skb_forward(skb, neigh_node, ethhdr)) {
ret = NET_RX_SUCCESS;
} else if (batadv_send_skb_to_orig(skb, orig_node, recv_if)) {
ret = NET_RX_SUCCESS;
res = batadv_send_skb_to_orig(skb, orig_node, recv_if);
/* Update stats counter */
/* translate transmit result into receive result */
if (res == NET_XMIT_SUCCESS) {
/* skb was transmitted and consumed */
batadv_inc_counter(bat_priv, BATADV_CNT_FORWARD);
batadv_add_counter(bat_priv, BATADV_CNT_FORWARD_BYTES,
skb->len + ETH_HLEN);
ret = NET_RX_SUCCESS;
} else if (res == NET_XMIT_POLICED) {
/* skb was buffered and consumed */
ret = NET_RX_SUCCESS;
}
out: