[media] smiapp: Set left and top to zero for crop bounds selection

The fields were previously uninitialised, leaving the returned values to
where the user had set them. This was never the intention.
Signed-off-by: NSakari Ailus <sakari.ailus@iki.fi>
Acked-by: NHans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: NMauro Carvalho Chehab <mchehab@osg.samsung.com>

drivers/media/i2c/smiapp/smiapp-core.c

@@ -2191,6 +2191,7 @@ static int __smiapp_get_selection(struct v4l2_subdev *subdev,
 	switch (sel->target) {
 	case V4L2_SEL_TGT_CROP_BOUNDS:
 		if (ssd == sensor->pixel_array) {
+			sel->r.left = sel->r.top = 0;
 			sel->r.width =
 				sensor->limits[SMIAPP_LIMIT_X_ADDR_MAX] + 1;
 			sel->r.height =