V4L/DVB (12104): ivtv/cx18: fix regression: class controls are no longer seen

[firefly-linux-kernel-4.4.55.git] / drivers / media / video / ivtv / ivtv-controls.c

diff --git a/drivers/media/video/ivtv/ivtv-controls.c b/drivers/media/video/ivtv/ivtv-controls.c
index 84995bcf4a75a6207ad6beb24191ed23b18809ec..a3b77ed3f08949a58729ea1edda921cb762d0dc7 100644 (file)
--- a/drivers/media/video/ivtv/ivtv-controls.c
+++ b/drivers/media/video/ivtv/ivtv-controls.c
@@ -60,6 +60,8 @@ int ivtv_queryctrl(struct file *file, void *fh, struct v4l2_queryctrl *qctrl)
 
        switch (qctrl->id) {
        /* Standard V4L2 controls */
+       case V4L2_CID_USER_CLASS:
+               return v4l2_ctrl_query_fill(qctrl, 0, 0, 0, 0);
        case V4L2_CID_BRIGHTNESS:
        case V4L2_CID_HUE:
        case V4L2_CID_SATURATION: