[PATCH v2 10/14] KVM: x86: refactor kvm_free_pit

[Radim Krčmář]

Could be easier to read, but git history will become deeper.

Signed-off-by: Radim Krčmář <rkrc...@redhat.com>
---
 v2: new

 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 9dd4460033e3..28ad45abf386 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);
        }
 }
-- 
2.7.1