diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index e1cb915..e098dce 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -630,8 +630,8 @@
 int kvm_arch_vcpu_postcreate(struct kvm_vcpu *vcpu);
 void kvm_arch_vcpu_destroy(struct kvm_vcpu *vcpu);
 
-int kvm_arch_hardware_enable(void *garbage);
-void kvm_arch_hardware_disable(void *garbage);
+int kvm_arch_hardware_enable(void);
+void kvm_arch_hardware_disable(void);
 int kvm_arch_hardware_setup(void);
 void kvm_arch_hardware_unsetup(void);
 void kvm_arch_check_processor_compat(void *rtn);