[media] mt9v032: Free control handler in cleanup paths

The control handler must be freed in the probe error path and in the
remove handler.
Signed-off-by: NLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/i2c/mt9v032.c

@@ -830,8 +830,11 @@ static int mt9v032_probe(struct i2c_client *client,
 
 	mt9v032->pad.flags = MEDIA_PAD_FL_SOURCE;
 	ret = media_entity_init(&mt9v032->subdev.entity, 1, &mt9v032->pad, 0);
-	if (ret < 0)
+
+	if (ret < 0) {
+		v4l2_ctrl_handler_free(&mt9v032->ctrls);
 		kfree(mt9v032);
+	}
 
 	return ret;
 }
@@ -841,9 +844,11 @@ static int mt9v032_remove(struct i2c_client *client)
 	struct v4l2_subdev *subdev = i2c_get_clientdata(client);
 	struct mt9v032 *mt9v032 = to_mt9v032(subdev);
 
+	v4l2_ctrl_handler_free(&mt9v032->ctrls);
 	v4l2_device_unregister_subdev(subdev);
 	media_entity_cleanup(&subdev->entity);
 	kfree(mt9v032);
+
 	return 0;
 }