1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (c) 2014 Nicira, Inc.
9 #include <linux/if_ether.h>
10 #include <linux/netdevice.h>
14 struct mpls_shim_hdr {
15 __be32 label_stack_entry;
18 static inline bool eth_p_mpls(__be16 eth_type)
20 return eth_type == htons(ETH_P_MPLS_UC) ||
21 eth_type == htons(ETH_P_MPLS_MC);
24 static inline struct mpls_shim_hdr *mpls_hdr(const struct sk_buff *skb)
26 return (struct mpls_shim_hdr *)skb_network_header(skb);