commit 6bce6b4e16e46cc860175b9e10a283194ef9f004
author YOSHIFUJI Hideaki / 吉藤英明 <yoshfuji@linux-ipv6.org> Mon Jan 21 06:48:03 2013 +0000
committer David S. Miller <davem@davemloft.net> Mon Jan 21 13:33:14 2013 -0500
tree 9bb9055ca50358cec29433447fa9c038b1a171af
parent c558e9fca876d6d0463a7c337d2291774b9c6f96

ndisc: Use skb_linearize() instead of pskb_may_pull(skb, skb->len).

Suggested by Eric Dumazet <edumazet@google.com>.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/ipv6/ndisc.c

diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index 82ccf0a..539b2ec 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -1509,7 +1509,7 @@
 {
 	struct nd_msg *msg;
 
-	if (!pskb_may_pull(skb, skb->len))
+	if (skb_linearize(skb))
 		return 0;
 
 	msg = (struct nd_msg *)skb_transport_header(skb);