diff options
Diffstat (limited to 'net/ipv4/ip_gre.c')
| -rw-r--r-- | net/ipv4/ip_gre.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c index b51d1c4e9..79dc3d629 100644 --- a/net/ipv4/ip_gre.c +++ b/net/ipv4/ip_gre.c @@ -27,6 +27,7 @@ #include <linux/in6.h> #include <linux/inetdevice.h> #include <linux/igmp.h> +#include <linux/netfilter_ipv4.h> #include <net/sock.h> #include <net/ip.h> @@ -616,6 +617,12 @@ drop_nolock: return(0); } +/* Need this wrapper because NF_HOOK takes the function address */ +static inline int do_ip_send(struct sk_buff *skb) +{ + return ip_send(skb); +} + static int ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev) { struct ip_tunnel *tunnel = (struct ip_tunnel*)dev->priv; @@ -829,7 +836,8 @@ static int ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev) stats->tx_bytes += skb->len; stats->tx_packets++; - ip_send(skb); + NF_HOOK(PF_INET, NF_IP_LOCAL_OUT, skb, NULL, rt->u.dst.dev, + do_ip_send); tunnel->recursion--; return 0; |