From: Radim Krčmář <rkrcmar@xxxxxxxxxx>
Could be easier to read, but git history will become deeper.
Reviewed-by: Paolo Bonzini <pbonzini@xxxxxxxxxx>
Signed-off-by: Radim Krčmář <rkrcmar@xxxxxxxxxx>
---
arch/x86/kvm/i8254.c | 22 ++++++++++------------
1 file changed, 10 insertions(+), 12 deletions(-)
diff --git a/arch/x86/kvm/i8254.c b/arch/x86/kvm/i8254.c
index c24735ae1871..055018e833b6 100644
--- a/arch/x86/kvm/i8254.c
+++ b/arch/x86/kvm/i8254.c
@@ -738,18 +738,16 @@ fail_request:
void kvm_free_pit(struct kvm *kvm)
{
- struct hrtimer *timer;
+ struct kvm_pit *pit = kvm->arch.vpit;
- if (kvm->arch.vpit) {
- kvm_io_bus_unregister_dev(kvm, KVM_PIO_BUS, &kvm->arch.vpit->dev);
- kvm_io_bus_unregister_dev(kvm, KVM_PIO_BUS,
- &kvm->arch.vpit->speaker_dev);
- kvm_pit_set_reinject(kvm->arch.vpit, false);
- timer = &kvm->arch.vpit->pit_state.timer;
- hrtimer_cancel(timer);
- flush_kthread_work(&kvm->arch.vpit->expired);
- kthread_stop(kvm->arch.vpit->worker_task);
- kvm_free_irq_source_id(kvm, kvm->arch.vpit->irq_source_id);
- kfree(kvm->arch.vpit);
+ if (pit) {
+ kvm_io_bus_unregister_dev(kvm, KVM_PIO_BUS, &pit->dev);
+ kvm_io_bus_unregister_dev(kvm, KVM_PIO_BUS, &pit->speaker_dev);
+ kvm_pit_set_reinject(pit, false);
+ hrtimer_cancel(&pit->pit_state.timer);
+ flush_kthread_work(&pit->expired);
+ kthread_stop(pit->worker_task);
+ kvm_free_irq_source_id(kvm, pit->irq_source_id);
+ kfree(pit);
}
}
--
2.7.2
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