V4L/DVB (8428): videodev: rename 'dev' to 'parent'

The field 'dev' is not the video device, but the parent of the video device.
Rename accordingly.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/video/cx23885/cx23885-video.c b/drivers/media/video/cx23885/cx23885-video.c
index 043fc4e..3b807ba 100644
--- a/drivers/media/video/cx23885/cx23885-video.c
+++ b/drivers/media/video/cx23885/cx23885-video.c
@@ -326,7 +326,7 @@
 		return NULL;
 	*vfd = *template;
 	vfd->minor   = -1;
-	vfd->dev     = &pci->dev;
+	vfd->parent  = &pci->dev;
 	vfd->release = video_device_release;
 	snprintf(vfd->name, sizeof(vfd->name), "%s %s (%s)",
 		 dev->name, type, cx23885_boards[dev->board].name);