[NET]: Wrap netdevice hardware header creation.

Add inline for common usage of hardware header creation, and
fix bug in IPV6 mcast where the assumption about negative return is
an errno. Negative return from hard_header means not enough space
was available,(ie -N bytes).

Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 3 deletions

diff --git a/net/ethernet/pe2.c b/net/ethernet/pe2.c
index 9d57b4fb6440..d60e15d9365e 100644
--- a/net/ethernet/pe2.c
+++ b/net/ethernet/pe2.c
@@ -12,9 +12,7 @@ static int pEII_request(struct datalink_proto *dl,
         struct net_device *dev = skb->dev;
 
         skb->protocol = htons(ETH_P_IPX);
-        if (dev->hard_header)
-                dev->hard_header(skb, dev, ETH_P_IPX,
-                                 dest_node, NULL, skb->len);
+        dev_hard_header(skb, dev, ETH_P_IPX, dest_node, NULL, skb->len);
         return dev_queue_xmit(skb);
 }