From 696f1943a1538bb448c5bf55a18793ad410da00b Mon Sep 17 00:00:00 2001
From: Manish Chopra <manish.chopra@qlogic.com>
Date: Mon, 14 Apr 2014 10:02:23 -0400
Subject: [PATCH] qlcnic: Do not disable SR-IOV when VFs are assigned to VMs

o While disabling SR-IOV when VFs are assigned to VMs causes host crash
  so return -EPERM when user request to disable SR-IOV using pci sysfs in
  case of VFs are assigned to VMs.

Signed-off-by: Manish Chopra <manish.chopra@qlogic.com>
Signed-off-by: Shahed Shaikh <shahed.shaikh@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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