KVM: VMX: Simplify vcpu_clear()

Now that smp_call_function_single() knows how to call a function on the
current cpu, there's no need to check explicitly.
Signed-off-by: Avi Kivity <avi@qumranet.com>

drivers/kvm/vmx.c

@@ -227,11 +227,7 @@ static void vcpu_clear(struct vcpu_vmx *vmx)
 {
 	if (vmx->vcpu.cpu == -1)
 		return;
-	if (vmx->vcpu.cpu != raw_smp_processor_id())
-		smp_call_function_single(vmx->vcpu.cpu, __vcpu_clear,
-					 vmx, 0, 1);
-	else
-		__vcpu_clear(vmx);
+	smp_call_function_single(vmx->vcpu.cpu, __vcpu_clear, vmx, 0, 1);
 	vmx->launched = 0;
 }