[media] V4L: Rename subdev field of struct v4l2_async_notifier

This is a purely cosmetic change. Since the 'subdev' member
points to an array of subdevs make it more explicit by
renaming to the plural form.
Acked-and-tested-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>

Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
diff --git a/include/media/v4l2-async.h b/include/media/v4l2-async.h
index 82b2981..8fac8ea 100644
--- a/include/media/v4l2-async.h
+++ b/include/media/v4l2-async.h
@@ -77,7 +77,7 @@
 /**
  * v4l2_async_notifier - v4l2_device notifier data
  * @num_subdevs:number of subdevices
- * @subdev:	array of pointers to subdevice descriptors
+ * @subdevs:	array of pointers to subdevice descriptors
  * @v4l2_dev:	pointer to struct v4l2_device
  * @waiting:	list of struct v4l2_async_subdev, waiting for their drivers
  * @done:	list of struct v4l2_async_subdev_list, already probed
@@ -88,7 +88,7 @@
  */
 struct v4l2_async_notifier {
 	unsigned int num_subdevs;
-	struct v4l2_async_subdev **subdev;
+	struct v4l2_async_subdev **subdevs;
 	struct v4l2_device *v4l2_dev;
 	struct list_head waiting;
 	struct list_head done;