openvswitch: Use tun_key only for egress tunnel path.

Currently tun_key is used for passing tunnel information
on ingress and egress path, this cause confusion.  Following
patch removes its use on ingress path make it egress only parameter.

Signed-off-by: Pravin B Shelar <pshelar@nicira.com>
Acked-by: Andy Zhou <azhou@nicira.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/net/openvswitch/flow.h b/net/openvswitch/flow.h
index 251789b6ec45..3869a540365c 100644
--- a/net/openvswitch/flow.h
+++ b/net/openvswitch/flow.h
@@ -187,7 +187,8 @@ void ovs_flow_stats_get(const struct sw_flow *, struct ovs_flow_stats *,
 void ovs_flow_stats_clear(struct sw_flow *);
 u64 ovs_flow_used_time(unsigned long flow_jiffies);
 
-int ovs_flow_key_extract(struct sk_buff *skb, struct sw_flow_key *key);
+int ovs_flow_key_extract(struct ovs_key_ipv4_tunnel *tun_key,
+                         struct sk_buff *skb, struct sw_flow_key *key);
 /* Extract key from packet coming from userspace. */
 int ovs_flow_key_extract_userspace(const struct nlattr *attr,
                                    struct sk_buff *skb,