[media] v4l2: make vidioc_s_jpegcomp const

Write-only ioctls should have a const argument in the ioctl op.
Do this conversion for vidioc_s_jpegcomp.
Adding const for write-only ioctls was decided during the 2012 Media Workshop.

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

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/media/pci/zoran/zoran_driver.c b/drivers/media/pci/zoran/zoran_driver.c
index f91b551e6a52..9ecd7d711f27 100644
--- a/drivers/media/pci/zoran/zoran_driver.c
+++ b/drivers/media/pci/zoran/zoran_driver.c
@@ -2674,7 +2674,7 @@ static int zoran_g_jpegcomp(struct file *file, void *__fh,
 }
 
 static int zoran_s_jpegcomp(struct file *file, void *__fh,
-                                        struct v4l2_jpegcompression *params)
+                                        const struct v4l2_jpegcompression *params)
 {
         struct zoran_fh *fh = __fh;
         struct zoran *zr = fh->zr;
@@ -2701,7 +2701,7 @@ static int zoran_s_jpegcomp(struct file *file, void *__fh,
         if (!fh->buffers.allocated)
                 fh->buffers.buffer_size =
                         zoran_v4l2_calc_bufsize(&fh->jpg_settings);
-        fh->jpg_settings.jpg_comp = *params = settings.jpg_comp;
+        fh->jpg_settings.jpg_comp = settings.jpg_comp;
 sjpegc_unlock_and_return:
         mutex_unlock(&zr->resource_lock);