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>

diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index 82ccf0a..539b2ec 100644 (file)
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -1509,7 +1509,7 @@ int ndisc_rcv(struct sk_buff *skb)
 {
        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);