From: Gleb Natapov <gleb@redhat.com>
Date: Thu, 16 Jul 2009 14:03:30 +0000 (+0300)
Subject: KVM: PIT: Unregister ack notifier callback when freeing
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=84fde248fe42f130cdda39faaa8bb1224c6a13ff;p=linux-beck.git

KVM: PIT: Unregister ack notifier callback when freeing

Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
---

diff --git a/arch/x86/kvm/i8254.c b/arch/x86/kvm/i8254.c
index 137e54817102..472653c15a2a 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);