ipv6: Use frag list abstraction interfaces.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index c8dc8e5..db6c722 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -658,7 +658,7 @@
 	}
 	mtu -= hlen + sizeof(struct frag_hdr);
 
-	if (skb_shinfo(skb)->frag_list) {
+	if (skb_has_frags(skb)) {
 		int first_len = skb_pagelen(skb);
 		int truesizes = 0;
 
@@ -667,7 +667,7 @@
 		    skb_cloned(skb))
 			goto slow_path;
 
-		for (frag = skb_shinfo(skb)->frag_list; frag; frag = frag->next) {
+		skb_walk_frags(skb, frag) {
 			/* Correct geometry. */
 			if (frag->len > mtu ||
 			    ((frag->len & 7) && frag->next) ||
@@ -690,7 +690,7 @@
 		err = 0;
 		offset = 0;
 		frag = skb_shinfo(skb)->frag_list;
-		skb_shinfo(skb)->frag_list = NULL;
+		skb_frag_list_init(skb);
 		/* BUILD HEADER */
 
 		*prevhdr = NEXTHDR_FRAGMENT;