4 files changed, 24 insertions, 22 deletions

diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h
index 4ca60c3320fb..5d35a4cc3bff 100644
--- a/include/linux/ipv6.h
+++ b/include/linux/ipv6.h
@@ -96,27 +96,6 @@ struct ipv6_destopt_hao {
         struct in6_addr         addr;
 } __attribute__ ((__packed__));
 
-struct ipv6_auth_hdr {
-        __u8  nexthdr;
-        __u8  hdrlen;           /* This one is measured in 32 bit units! */
-        __be16 reserved;
-        __be32 spi;
-        __be32 seq_no;           /* Sequence number */
-        __u8  auth_data[0];     /* Length variable but >=4. Mind the 64 bit alignment! */
-};
-
-struct ipv6_esp_hdr {
-        __be32 spi;
-        __be32 seq_no;           /* Sequence number */
-        __u8  enc_data[0];      /* Length variable but >=8. Mind the 64 bit alignment! */
-};
-
-struct ipv6_comp_hdr {
-        __u8 nexthdr;
-        __u8 flags;
-        __be16 cpi;
-};
-
 /*
  *      IPv6 fixed header
  *
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