[media] v4l2: add const to argument of write-only s_tuner ioctl

This ioctl is defined as IOW, so pass the argument as const.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Alexey Klimov <klimov.linux@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

2 files changed, 2 insertions, 2 deletions

diff --git a/drivers/media/pci/ivtv/ivtv-gpio.c b/drivers/media/pci/ivtv/ivtv-gpio.c
index 8f0d07789053..af52def700cc 100644
--- a/drivers/media/pci/ivtv/ivtv-gpio.c
+++ b/drivers/media/pci/ivtv/ivtv-gpio.c
@@ -192,7 +192,7 @@ static int subdev_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
         return 0;
 }
 
-static int subdev_s_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
+static int subdev_s_tuner(struct v4l2_subdev *sd, const struct v4l2_tuner *vt)
 {
         struct ivtv *itv = sd_to_ivtv(sd);
         u16 mask, data;
diff --git a/drivers/media/pci/ivtv/ivtv-ioctl.c b/drivers/media/pci/ivtv/ivtv-ioctl.c
index e6258b68d22c..852f11e0d636 100644
--- a/drivers/media/pci/ivtv/ivtv-ioctl.c
+++ b/drivers/media/pci/ivtv/ivtv-ioctl.c
@@ -1196,7 +1196,7 @@ static int ivtv_s_std(struct file *file, void *fh, v4l2_std_id *std)
         return 0;
 }
 
-static int ivtv_s_tuner(struct file *file, void *fh, struct v4l2_tuner *vt)
+static int ivtv_s_tuner(struct file *file, void *fh, const struct v4l2_tuner *vt)
 {
         struct ivtv_open_id *id = fh2id(fh);
         struct ivtv *itv = id->itv;