[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>
diff --git a/drivers/media/platform/timblogiw.c b/drivers/media/platform/timblogiw.c
index 2d91eeb..a2f7bdd 100644
--- a/drivers/media/platform/timblogiw.c
+++ b/drivers/media/platform/timblogiw.c
@@ -336,7 +336,7 @@
return 0;
}
-static int timblogiw_s_std(struct file *file, void *priv, v4l2_std_id *std)
+static int timblogiw_s_std(struct file *file, void *priv, v4l2_std_id std)
{
struct video_device *vdev = video_devdata(file);
struct timblogiw *lw = video_get_drvdata(vdev);
@@ -348,10 +348,10 @@
mutex_lock(&lw->lock);
if (TIMBLOGIW_HAS_DECODER(lw))
- err = v4l2_subdev_call(lw->sd_enc, core, s_std, *std);
+ err = v4l2_subdev_call(lw->sd_enc, core, s_std, std);
if (!err)
- fh->cur_norm = timblogiw_get_norm(*std);
+ fh->cur_norm = timblogiw_get_norm(std);
mutex_unlock(&lw->lock);