X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=net%2Fipv6%2Fah6.c;h=d31c0d6c04488c90cf7c8972851c9f526aa1f1f0;hb=775637df0caccc204628ebacca2b07f35c88b96b;hp=6778173a3dda85d666f1508c77aa7895dedd801a;hpb=23344cb341902f4e3431d8137dca93d6e186d054;p=linux-2.6

diff --git a/net/ipv6/ah6.c b/net/ipv6/ah6.c
index 6778173a3d..d31c0d6c04 100644
--- a/net/ipv6/ah6.c
+++ b/net/ipv6/ah6.c
@@ -292,7 +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, skb->data - skb->nh.raw);
+		skb_push(skb, hdr_len);
 		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");
@@ -301,12 +301,8 @@ static int ah6_input(struct xfrm_state *x, struct sk_buff *skb)
 		}
 	}
 
-	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;
-
+	skb->h.raw = memcpy(skb->nh.raw += ah_hlen, tmp_hdr, hdr_len);
+	__skb_pull(skb, ah_hlen + hdr_len);
 
 	kfree(tmp_hdr);