Revert to Fedora kernel-2.6.17-1.2187_FC5 patched with vs2.0.2.1; there are too many...

[linux-2.6.git] / net / ipv6 / ah6.c

diff --git a/net/ipv6/ah6.c b/net/ipv6/ah6.c
index 9d4831b..6778173 100644 (file)
--- a/net/ipv6/ah6.c
+++ b/net/ipv6/ah6.c
@@ -24,6 +24,7 @@
  *     This file is derived from net/ipv4/ah.c.
  */
 
+#include <linux/config.h>
 #include <linux/module.h>
 #include <net/ip.h>
 #include <net/ah.h>
@@ -291,7 +292,7 @@ static int ah6_input(struct xfrm_state *x, struct sk_buff *skb)
 
                memcpy(auth_data, ah->auth_data, ahp->icv_trunc_len);
                memset(ah->auth_data, 0, ahp->icv_trunc_len);
-               skb_push(skb, hdr_len);
+               skb_push(skb, skb->data - skb->nh.raw);
                ahp->icv(ahp, skb, ah->auth_data);
                if (memcmp(ah->auth_data, auth_data, ahp->icv_trunc_len)) {
                        LIMIT_NETDEBUG(KERN_WARNING "ipsec ah authentication error\n");
@@ -300,8 +301,12 @@ static int ah6_input(struct xfrm_state *x, struct sk_buff *skb)
                }
        }
 
-       skb->h.raw = memcpy(skb->nh.raw += ah_hlen, tmp_hdr, hdr_len);
-       __skb_pull(skb, ah_hlen + hdr_len);
+       skb->nh.raw = skb_pull(skb, ah_hlen);
+       memcpy(skb->nh.raw, tmp_hdr, hdr_len);
+       skb->nh.ipv6h->payload_len = htons(skb->len - sizeof(struct ipv6hdr));
+       skb_pull(skb, hdr_len);
+       skb->h.raw = skb->data;
+
 
        kfree(tmp_hdr);