KVM: Replace C code with call to ARRAY_SIZE() macro.

Signed-off-by: NRobert P. J. Day <rpjday@mindspring.com>
Signed-off-by: NAvi Kivity <avi@qumranet.com>

drivers/kvm/vmx.c

@@ -1932,7 +1932,7 @@ static int (*kvm_vmx_exit_handlers[])(struct kvm_vcpu *vcpu,
 };
 
 static const int kvm_vmx_max_exit_handlers =
-	sizeof(kvm_vmx_exit_handlers) / sizeof(*kvm_vmx_exit_handlers);
+	ARRAY_SIZE(kvm_vmx_exit_handlers);
 
 /*
  * The guest has exited.  See if we can fix it or if we need userspace