diff --git a/drivers/usb/gadget/function/f_uvc.c b/drivers/usb/gadget/function/f_uvc.c
index 575b9704ac41..2b7f5be0cac8 100644
--- a/drivers/usb/gadget/function/f_uvc.c
+++ b/drivers/usb/gadget/function/f_uvc.c
@@ -586,7 +586,7 @@ uvc_register_video(struct uvc_device *uvc)
 	int ret;
 
 	/* TODO reference counting. */
-	memset(&uvc->vdev, 0, sizeof(uvc->video));
+	memset(&uvc->vdev, 0, sizeof(uvc->vdev));
 	uvc->vdev.v4l2_dev = &uvc->v4l2_dev;
 	uvc->vdev.fops = &uvc_v4l2_fops;
 	uvc->vdev.ioctl_ops = &uvc_v4l2_ioctl_ops;