[NET]: Wrap netdevice hardware header creation.
authorStephen Hemminger <shemminger@linux-foundation.org>
Tue, 9 Oct 2007 08:36:32 +0000 (01:36 -0700)
committerDavid S. Miller <davem@sunset.davemloft.net>
Wed, 10 Oct 2007 23:52:50 +0000 (16:52 -0700)
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>

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