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path: root/net/l2tp/l2tp_ip.c
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Diffstat (limited to 'net/l2tp/l2tp_ip.c')
-rw-r--r--net/l2tp/l2tp_ip.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/net/l2tp/l2tp_ip.c b/net/l2tp/l2tp_ip.c
index b517c33..8938b6b 100644
--- a/net/l2tp/l2tp_ip.c
+++ b/net/l2tp/l2tp_ip.c
@@ -61,7 +61,8 @@ static struct sock *__l2tp_ip_bind_lookup(struct net *net, __be32 laddr, int dif
if ((l2tp->conn_id == tunnel_id) &&
net_eq(sock_net(sk), net) &&
!(inet->inet_rcv_saddr && inet->inet_rcv_saddr != laddr) &&
- !(sk->sk_bound_dev_if && sk->sk_bound_dev_if != dif))
+ (!sk->sk_bound_dev_if || !dif ||
+ sk->sk_bound_dev_if == dif))
goto found;
}
@@ -182,7 +183,8 @@ pass_up:
struct iphdr *iph = (struct iphdr *) skb_network_header(skb);
read_lock_bh(&l2tp_ip_lock);
- sk = __l2tp_ip_bind_lookup(net, iph->daddr, 0, tunnel_id);
+ sk = __l2tp_ip_bind_lookup(net, iph->daddr, inet_iif(skb),
+ tunnel_id);
if (!sk) {
read_unlock_bh(&l2tp_ip_lock);
goto discard;
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