1 files changed, 7 insertions, 0 deletions

diff --git a/include/net/esp.h b/include/net/esp.h
index e793d769430e..c1bc529809da 100644
--- a/include/net/esp.h
+++ b/include/net/esp.h
@@ -53,4 +53,11 @@ static inline int esp_mac_digest(struct esp_data *esp, struct sk_buff *skb,
         return crypto_hash_final(&desc, esp->auth.work_icv);
 }
 
+struct ip_esp_hdr;
+
+static inline struct ip_esp_hdr *ip_esp_hdr(const struct sk_buff *skb)
+{
+        return (struct ip_esp_hdr *)skb_transport_header(skb);
+}
+
 #endif