Description of problem:
Could change current memory for rhel6 lxc shutoff guest, which should be NOT allowed according to https://bugzilla.redhat.com/show_bug.cgi?id=572474#c5

Version-Release number of selected component (if applicable):
rhel6-server-i386
kernel-2.6.32-24.el6.i686
libvirt-0.8.1-1.el6.i686

How reproducible:
Always

Steps to Reproduce:
1. # virsh define vm1.xml
2. # virsh list --all
 Id Name                 State
----------------------------------
  - vm1                  shut off
3. # virsh dumpxml vm1
<domain type='lxc'>
  <name>vm1</name>
  <uuid>386f5b25-43ee-9d62-4ce2-58c3809e47c1</uuid>
  <memory>400000</memory>
  <currentMemory>300000</currentMemory>
  <vcpu>1</vcpu>
  <os>
    <type arch='i686'>exe</type>
    <init>/bin/sh</init>
  </os>
  <clock offset='utc'/>
  <on_poweroff>destroy</on_poweroff>
  <on_reboot>restart</on_reboot>
  <on_crash>destroy</on_crash>
  <devices>
    <emulator>/usr/libexec/libvirt_lxc</emulator>
    <interface type='network'>
      <mac address='52:54:00:f2:2c:ac'/>
      <source network='default'/>
      <target dev='veth0'/>
    </interface>
    <console type='pty'>
      <target port='0'/>
    </console>
  </devices>
</domain>
4. # virsh setmem vm1 350000
5. # virsh dumpxml vml
<domain type='lxc'>
  <name>vm1</name>
  <uuid>386f5b25-43ee-9d62-4ce2-58c3809e47c1</uuid>
  <memory>400000</memory>
  <currentMemory>350000</currentMemory>
  <vcpu>1</vcpu>
..............
6. # virsh start vm1
Domain vm1 started
7. # virsh dumpxml vm1
<domain type='lxc' id='3380'>
  <name>vm1</name>
  <uuid>386f5b25-43ee-9d62-4ce2-58c3809e47c1</uuid>
  <memory>400000</memory>
  <currentMemory>350000</currentMemory>
  <vcpu>1</vcpu>
...........

  
Actual results:
After step4, shutoff guest current memory is changed successfully.

Expected results:
Should not allow to change shutoff guest current memory

Additional info: