if (!pskb_may_pull(skb, ah_hlen))
goto out;
- ip6h = ipv6_hdr(skb);
-
- skb_push(skb, hdr_len);
if ((err = skb_cow_data(skb, 0, &trailer)) < 0)
goto out;
nfrags = err;
+ ah = (struct ip_auth_hdr *)skb->data;
+ ip6h = ipv6_hdr(skb);
+
+ skb_push(skb, hdr_len);
+
work_iph = ah_alloc_tmp(ahash, nfrags, hdr_len + ahp->icv_trunc_len);
if (!work_iph)
goto out;