[SK_BUFF]: Introduce ipipv6_hdr(), remove skb->h.ipv6h

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h
index ec79c59..b768fcc 100644
--- a/include/linux/ipv6.h
+++ b/include/linux/ipv6.h
@@ -228,6 +228,11 @@
 	return (struct ipv6hdr *)skb_network_header(skb);
 }
 
+static inline struct ipv6hdr *ipipv6_hdr(const struct sk_buff *skb)
+{
+	return (struct ipv6hdr *)skb->h.raw;
+}
+
 /* 
    This structure contains results of exthdrs parsing
    as offsets from skb->nh.
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 862a81c..d3f1862 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -237,7 +237,6 @@
 	/* 4 byte hole on 64 bit*/
 
 	union {
-		struct ipv6hdr	*ipv6h;
 		unsigned char	*raw;
 	} h;