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

[deliverable/linux.git] / drivers / media / pci / cx25821 / cx25821-video.c

diff --git a/drivers/media/pci/cx25821/cx25821-video.c b/drivers/media/pci/cx25821/cx25821-video.c
index d4de021dc844e88776f67e7b08018cf9ab11b394..1219d60cdd790ddf9a56a126634174d29ed2b081 100644 (file)
--- a/drivers/media/pci/cx25821/cx25821-video.c
+++ b/drivers/media/pci/cx25821/cx25821-video.c
@@ -1312,7 +1312,7 @@ int cx25821_vidioc_g_frequency(struct file *file, void *priv,
        return 0;
 }
 
-int cx25821_set_freq(struct cx25821_dev *dev, struct v4l2_frequency *f)
+int cx25821_set_freq(struct cx25821_dev *dev, const struct v4l2_frequency *f)
 {
        mutex_lock(&dev->lock);
        dev->freq = f->frequency;
@@ -1328,7 +1328,7 @@ int cx25821_set_freq(struct cx25821_dev *dev, struct v4l2_frequency *f)
 }
 
 int cx25821_vidioc_s_frequency(struct file *file, void *priv,
-                              struct v4l2_frequency *f)
+                              const struct v4l2_frequency *f)
 {
        struct cx25821_fh *fh = priv;
        struct cx25821_dev *dev;