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[NET]: Wrap netdevice hardware header creation.

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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>
This commit is contained in:
Stephen Hemminger
2007-10-09 01:36:32 -07:00
committed by David S. Miller
parent 4c94f8c0c9
commit 0c4e85813d
19 changed files with 63 additions and 70 deletions
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3
net/ipv4/arp.c
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@@ -591,8 +591,7 @@ struct sk_buff *arp_create(int type, int ptype, __be32 dest_ip,
/*
* Fill the device header for the ARP frame
*/
if (dev->hard_header &&
dev->hard_header(skb,dev,ptype,dest_hw,src_hw,skb->len) < 0)
if (dev_hard_header(skb, dev, ptype, dest_hw, src_hw, skb->len) < 0)
goto out;
/*