diff --git a/drivers/media/video/cx18/cx18-controls.c b/drivers/media/video/cx18/cx18-controls.c
index 8e35c3aed544a3f9a1e0479b6334fac4363488ba..5136df198338bbbe6855889b84cf0b5486252b2d 100644
--- a/drivers/media/video/cx18/cx18-controls.c
+++ b/drivers/media/video/cx18/cx18-controls.c
@@ -61,6 +61,8 @@ int cx18_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:
diff --git a/drivers/media/video/cx2341x.c b/drivers/media/video/cx2341x.c
index 8ded52946334e2abcec10d04f776492c91952373..4c8e95853fa3377b2fb53ace6659be808f04cbd2 100644
--- a/drivers/media/video/cx2341x.c
+++ b/drivers/media/video/cx2341x.c
@@ -500,6 +500,8 @@ int cx2341x_ctrl_query(const struct cx2341x_mpeg_params *params,
 	int err;
 
 	switch (qctrl->id) {
+	case V4L2_CID_MPEG_CLASS:
+		return v4l2_ctrl_query_fill(qctrl, 0, 0, 0, 0);
 	case V4L2_CID_MPEG_STREAM_TYPE:
 		return v4l2_ctrl_query_fill(qctrl,
 				V4L2_MPEG_STREAM_TYPE_MPEG2_PS,
diff --git a/drivers/media/video/ivtv/ivtv-controls.c b/drivers/media/video/ivtv/ivtv-controls.c
index 84995bcf4a75a6207ad6beb24191ed23b18809ec..a3b77ed3f08949a58729ea1edda921cb762d0dc7 100644
--- 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: