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

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

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 2 insertions, 3 deletions

diff --git a/drivers/media/radio/si4713-i2c.c b/drivers/media/radio/si4713-i2c.c
index bd61b3bd0ca3..e305c14272b5 100644
--- a/drivers/media/radio/si4713-i2c.c
+++ b/drivers/media/radio/si4713-i2c.c
@@ -1212,7 +1212,7 @@ exit:
         return rval;
 }
 
-static int si4713_s_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *f);
+static int si4713_s_frequency(struct v4l2_subdev *sd, const struct v4l2_frequency *f);
 static int si4713_s_modulator(struct v4l2_subdev *sd, const struct v4l2_modulator *);
 /*
  * si4713_setup - Sets the device up with current configuration.
@@ -1950,7 +1950,7 @@ unlock:
 }
 
 /* si4713_s_frequency - set tuner or modulator radio frequency */
-static int si4713_s_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *f)
+static int si4713_s_frequency(struct v4l2_subdev *sd, const struct v4l2_frequency *f)
 {
         struct si4713_device *sdev = to_si4713_device(sd);
         int rval = 0;
@@ -1970,7 +1970,6 @@ static int si4713_s_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *f)
                 rval = 0;
         }
         sdev->frequency = frequency;
-        f->frequency = si4713_to_v4l2(frequency);
 
 unlock:
         mutex_unlock(&sdev->mutex);