V4L/DVB (8779): v4l: fix more incorrect video_register_device result checks

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/video/cpia2/cpia2_v4l.c b/drivers/media/video/cpia2/cpia2_v4l.c
index c825706..eb9f15c 100644
--- a/drivers/media/video/cpia2/cpia2_v4l.c
+++ b/drivers/media/video/cpia2/cpia2_v4l.c
@@ -1958,8 +1958,7 @@
 	reset_camera_struct_v4l(cam);
 
 	/* register v4l device */
-	if (video_register_device
-	    (cam->vdev, VFL_TYPE_GRABBER, video_nr) == -1) {
+	if (video_register_device(cam->vdev, VFL_TYPE_GRABBER, video_nr) < 0) {
 		ERR("video_register_device failed\n");
 		video_device_release(cam->vdev);
 		return -ENODEV;