From 4edb246626be6e031950205c885bdf29fb2ff1eb Mon Sep 17 00:00:00 2001
From: "Williams, Mitch A" <mitch.a.williams@intel.com>
Date: Wed, 24 Feb 2010 21:59:56 +0000
Subject: [PATCH] rtnetlink: clean up SR-IOV config interface

This patch consists of a few minor cleanups to the SR-IOV
configurion code in rtnetlink.
- Remove unneccesary lock
- Remove unneccesary casts
- Return correct error code for no driver support

These changes are based on comments from Patrick McHardy

Signed-off-by: Mitch Williams <mitch.a.williams@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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