[media] v4l2: pass std by value to the write-only s_std ioctl

This ioctl is defined as IOW, so pass the argument by value instead of by
reference. I could have chosen to add const instead, but this is 1) easier
to handle in drivers and 2) consistent with the s_std subdev operation.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Jonathan Corbet <corbet@lwn.net>
Acked-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Acked-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/media/platform/blackfin/bfin_capture.c b/drivers/media/platform/blackfin/bfin_capture.c
index 476cfc88d144..96f6a4922d0c 100644
--- a/drivers/media/platform/blackfin/bfin_capture.c
+++ b/drivers/media/platform/blackfin/bfin_capture.c
@@ -633,7 +633,7 @@ static int bcap_g_std(struct file *file, void *priv, v4l2_std_id *std)
         return 0;
 }
 
-static int bcap_s_std(struct file *file, void *priv, v4l2_std_id *std)
+static int bcap_s_std(struct file *file, void *priv, v4l2_std_id std)
 {
         struct bcap_device *bcap_dev = video_drvdata(file);
         int ret;
@@ -641,11 +641,11 @@ static int bcap_s_std(struct file *file, void *priv, v4l2_std_id *std)
         if (vb2_is_busy(&bcap_dev->buffer_queue))
                 return -EBUSY;
 
-        ret = v4l2_subdev_call(bcap_dev->sd, core, s_std, *std);
+        ret = v4l2_subdev_call(bcap_dev->sd, core, s_std, std);
         if (ret < 0)
                 return ret;
 
-        bcap_dev->std = *std;
+        bcap_dev->std = std;
         return 0;
 }