[PATCH 34/46] KVM: PIT: Unregister ack notifier callback when freeing

[Avi Kivity]

From: Gleb Natapov <gleb@xxxxxxxxxx>

Signed-off-by: Gleb Natapov <gleb@xxxxxxxxxx>
Signed-off-by: Marcelo Tosatti <mtosatti@xxxxxxxxxx>
---
 arch/x86/kvm/i8254.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/arch/x86/kvm/i8254.c b/arch/x86/kvm/i8254.c
index 137e548..472653c 100644
--- a/arch/x86/kvm/i8254.c
+++ b/arch/x86/kvm/i8254.c
@@ -672,6 +672,8 @@ void kvm_free_pit(struct kvm *kvm)
 	if (kvm->arch.vpit) {
 		kvm_unregister_irq_mask_notifier(kvm, 0,
 					       &kvm->arch.vpit->mask_notifier);
+		kvm_unregister_irq_ack_notifier(kvm,
+				&kvm->arch.vpit->pit_state.irq_ack_notifier);
 		mutex_lock(&kvm->arch.vpit->pit_state.lock);
 		timer = &kvm->arch.vpit->pit_state.pit_timer.timer;
 		hrtimer_cancel(timer);
-- 
1.6.4.1

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