--- src/tslib.c	(revision 46)
+++ src/tslib.c	(revision 48)
@@ -103,8 +103,6 @@
 static void
 PointerControlProc(DeviceIntPtr dev, PtrCtrl * ctrl)
 {
-	ErrorF("%s\n", __FUNCTION__);
-	return;
 }

 static Bool
@@ -406,6 +404,8 @@
		xf86MotionHistoryAllocate(pInfo);
 #endif

+		if (!InitPtrFeedbackClassDeviceStruct(device, PointerControlProc))
+			return !Success;
		break;

	case DEVICE_ON:
@@ -435,6 +435,7 @@
	xf86TslibControlProc(pInfo->dev, DEVICE_OFF);
	ts_close(priv->ts);
	xfree(pInfo->private);
+	pInfo->private = NULL;
	xf86DeleteInput(pInfo, 0);
 }