Phonet: route outgoing packets
Signed-off-by: Rémi Denis-Courmont <remi.denis-courmont@nokia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/phonet/af_phonet.c b/net/phonet/af_phonet.c
index b113fe0..cc2eef1 100644
--- a/net/phonet/af_phonet.c
+++ b/net/phonet/af_phonet.c
@@ -190,9 +190,8 @@
skb->priority = 0;
skb->dev = dev;
- if (pn_addr(src) == pn_addr(dst)) {
+ if (skb->pkt_type == PACKET_LOOPBACK) {
skb_reset_mac_header(skb);
- skb->pkt_type = PACKET_LOOPBACK;
skb_orphan(skb);
if (irq)
netif_rx(skb);
@@ -222,6 +221,9 @@
if (skb == NULL)
return -ENOMEM;
+ if (phonet_address_lookup(dev_net(dev), pn_addr(dst)) == 0)
+ skb->pkt_type = PACKET_LOOPBACK;
+
skb_reserve(skb, MAX_PHONET_HEADER);
__skb_put(skb, len);
skb_copy_to_linear_data(skb, data, len);
@@ -235,6 +237,7 @@
int pn_skb_send(struct sock *sk, struct sk_buff *skb,
const struct sockaddr_pn *target)
{
+ struct net *net = sock_net(sk);
struct net_device *dev;
struct pn_sock *pn = pn_sk(sk);
int err;
@@ -243,9 +246,13 @@
err = -EHOSTUNREACH;
if (sk->sk_bound_dev_if)
- dev = dev_get_by_index(sock_net(sk), sk->sk_bound_dev_if);
- else
- dev = phonet_device_get(sock_net(sk));
+ dev = dev_get_by_index(net, sk->sk_bound_dev_if);
+ else if (phonet_address_lookup(net, daddr) == 0) {
+ dev = phonet_device_get(net);
+ skb->pkt_type = PACKET_LOOPBACK;
+ } else
+ dev = phonet_route_output(net, daddr);
+
if (!dev || !(dev->flags & IFF_UP))
goto drop;