[LLC]: Use skb_reset_mac_header in llc_alloc_frame

skb->head is equal to skb->data after alloc_skb, so reset the mac header while
this is true, i.e. before skb_reserve.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/llc/llc_sap.c b/net/llc/llc_sap.c
index 2615dc8..5fa3111 100644 (file)
--- a/net/llc/llc_sap.c
+++ b/net/llc/llc_sap.c
@@ -36,11 +36,11 @@ struct sk_buff *llc_alloc_frame(struct sock *sk, struct net_device *dev)
        struct sk_buff *skb = alloc_skb(128, GFP_ATOMIC);
 
        if (skb) {
+               skb_reset_mac_header(skb);
                skb_reserve(skb, 50);
                skb->nh.raw   = skb->h.raw = skb->data;
                skb->protocol = htons(ETH_P_802_2);
                skb->dev      = dev;
-               skb->mac.raw  = skb->head;
                if (sk != NULL)
                        skb_set_owner_w(skb, sk);
        }