From 9095e10edd28e1e4a10ba5ca61fb54d9f74f8968 Mon Sep 17 00:00:00 2001 From: Jiri Benc Date: Fri, 30 Sep 2016 19:08:06 +0200 Subject: mpls: move mpls_hdr to a common location This will be also used by openvswitch. Signed-off-by: Jiri Benc Acked-by: David Ahern Acked-by: Pravin B Shelar Signed-off-by: David S. Miller --- include/net/mpls.h | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'include/net/mpls.h') diff --git a/include/net/mpls.h b/include/net/mpls.h index 5b3b5addfb08..3ebbc0bb57ff 100644 --- a/include/net/mpls.h +++ b/include/net/mpls.h @@ -19,12 +19,21 @@ #define MPLS_HLEN 4 +struct mpls_shim_hdr { + __be32 label_stack_entry; +}; + static inline bool eth_p_mpls(__be16 eth_type) { return eth_type == htons(ETH_P_MPLS_UC) || eth_type == htons(ETH_P_MPLS_MC); } +static inline struct mpls_shim_hdr *mpls_hdr(const struct sk_buff *skb) +{ + return (struct mpls_shim_hdr *)skb_network_header(skb); +} + /* * For non-MPLS skbs this will correspond to the network header. * For MPLS skbs it will be before the network_header as the MPLS -- cgit v1.2.3-59-g8ed1b