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    Subject[patch 087/100] KVM: fix kvm_vm_ioctl_deassign_device
    -stable review patch.  If anyone has any objections, please let us know.
    ---------------------

    From: Weidong Han <weidong.han@intel.com>

    upstream commit: 4a906e49f103c2e544148a209ba1db316510799f

    only need to set assigned_dev_id for deassignment, use
    match->flags to judge and deassign it.

    Acked-by: Mark McLoughlin <markmc@redhat.com>
    Signed-off-by: Weidong Han <weidong.han@intel.com>
    Signed-off-by: Avi Kivity <avi@redhat.com>
    Signed-off-by: Chris Wright <chrisw@sous-sol.org>
    ---
    virt/kvm/kvm_main.c | 2 +-
    1 file changed, 1 insertion(+), 1 deletion(-)

    --- a/virt/kvm/kvm_main.c
    +++ b/virt/kvm/kvm_main.c
    @@ -563,7 +563,7 @@ static int kvm_vm_ioctl_deassign_device(
    goto out;
    }

    - if (assigned_dev->flags & KVM_DEV_ASSIGN_ENABLE_IOMMU)
    + if (match->flags & KVM_DEV_ASSIGN_ENABLE_IOMMU)
    kvm_deassign_device(kvm, match);

    kvm_free_assigned_device(kvm, match);


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