[media] gspca_pac7311: Correct number of controls

This avoids the need for a re-alloc during init.
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/video/gspca/pac7311.c

@@ -418,7 +418,7 @@ static int sd_init_controls(struct gspca_dev *gspca_dev)
 	struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler;
 
 	gspca_dev->vdev.ctrl_handler = hdl;
-	v4l2_ctrl_handler_init(hdl, 4);
+	v4l2_ctrl_handler_init(hdl, 5);
 
 	sd->contrast = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops,
 					V4L2_CID_CONTRAST, 0, 15, 1, 7);