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ip_tunnel: push generic protocol handling to ip_tunnel module.

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Process skb tunnel header before sending packet to protocol handler.
this allows code sharing between gre and ovs gre modules.

Signed-off-by: Pravin B Shelar <pshelar@nicira.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Pravin B Shelar
2013-06-17 17:50:02 -07:00
committed by David S. Miller
parent 0e6fbc5b6c
commit 3d7b46cd20
6 changed files with 54 additions and 27 deletions
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include/net/ip_tunnels.h
+1
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@@ -155,6 +155,7 @@ static inline void tunnel_ip_select_ident(struct sk_buff *skb,
(skb_shinfo(skb)->gso_segs ?: 1) - 1);
}
int iptunnel_pull_header(struct sk_buff *skb, int hdr_len, __be16 inner_proto);
int iptunnel_xmit(struct net *net, struct rtable *rt,
struct sk_buff *skb,
__be32 src, __be32 dst, __u8 proto,