3 files changed, 24 insertions, 1 deletions

diff --git a/include/net/ah.h b/include/net/ah.h
index 5e758c2b5dd5..ae1c322f4242 100644
--- a/include/net/ah.h
+++ b/include/net/ah.h
@@ -38,4 +38,11 @@ out:
         return err;
 }
 
+struct ip_auth_hdr;
+
+static inline struct ip_auth_hdr *ip_auth_hdr(const struct sk_buff *skb)
+{
+        return (struct ip_auth_hdr *)skb_transport_header(skb);
+}
+
 #endif
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
diff --git a/include/net/ipcomp.h b/include/net/ipcomp.h
index 87c1af3e5e82..330b74e813a9 100644
--- a/include/net/ipcomp.h
+++ b/include/net/ipcomp.h
@@ -1,14 +1,23 @@
 #ifndef _NET_IPCOMP_H
 #define _NET_IPCOMP_H
 
-#include <linux/crypto.h>
 #include <linux/types.h>
 
 #define IPCOMP_SCRATCH_SIZE     65400
 
+struct crypto_comp;
+
 struct ipcomp_data {
         u16 threshold;
         struct crypto_comp **tfms;
 };
 
+struct ip_comp_hdr;
+struct sk_buff;
+
+static inline struct ip_comp_hdr *ip_comp_hdr(const struct sk_buff *skb)
+{
+        return (struct ip_comp_hdr *)skb_transport_header(skb);
+}
+
 #endif