[PATCH 24/30] KVM: fix kvm_vm_ioctl_deassign_device

[Avi Kivity]

From: Weidong Han <weidong.han@xxxxxxxxx>

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

Acked-by: Mark McLoughlin <markmc@xxxxxxxxxx>
Signed-off-by: Weidong Han <weidong.han@xxxxxxxxx>
Signed-off-by: Avi Kivity <avi@xxxxxxxxxx>
---
 virt/kvm/kvm_main.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 0ed662d..c427897 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -517,7 +517,7 @@ static int kvm_vm_ioctl_deassign_device(struct kvm *kvm,
 		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);
-- 
1.6.0.6

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