7b9c60903714bf0a19d746b228864bad3497284e
author Jesse Gross <jesse@nicira.com> 1287582965 +0000
committer David S. Miller <davem@davemloft.net> 1287649613 -0700

vlan: Avoid hash table lookup to find group.

A struct net_device always maps to zero or one vlan groups and we
always know the device when we are looking up a group.  We currently
do a hash table lookup on the device to find the group but it is
much simpler to just store a pointer.

Signed-off-by: Jesse Gross <jesse@nicira.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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