KVM: x86: get rid of ioapic_irqchip()

Let's just use kvm->arch.vioapic directly.
Signed-off-by: NDavid Hildenbrand <david@redhat.com>
Signed-off-by: NRadim Krčmář <rkrcmar@redhat.com>

arch/x86/kvm/ioapic.c

@@ -646,7 +646,7 @@ void kvm_ioapic_destroy(struct kvm *kvm)
 
 int kvm_get_ioapic(struct kvm *kvm, struct kvm_ioapic_state *state)
 {
-	struct kvm_ioapic *ioapic = ioapic_irqchip(kvm);
+	struct kvm_ioapic *ioapic = kvm->arch.vioapic;
 	if (!ioapic)
 		return -EINVAL;
 
@@ -659,7 +659,7 @@ int kvm_get_ioapic(struct kvm *kvm, struct kvm_ioapic_state *state)
 
 int kvm_set_ioapic(struct kvm *kvm, struct kvm_ioapic_state *state)
 {
-	struct kvm_ioapic *ioapic = ioapic_irqchip(kvm);
+	struct kvm_ioapic *ioapic = kvm->arch.vioapic;
 	if (!ioapic)
 		return -EINVAL;
 

arch/x86/kvm/ioapic.h

@@ -105,11 +105,6 @@ do {									\
 #define ASSERT(x) do { } while (0)
 #endif
 
-static inline struct kvm_ioapic *ioapic_irqchip(struct kvm *kvm)
-{
-	return kvm->arch.vioapic;
-}
-
 static inline int ioapic_in_kernel(struct kvm *kvm)
 {
 	int mode = kvm->arch.irqchip_mode;