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| author | Hans Verkuil <hans.verkuil@cisco.com> | 2013-03-15 10:10:40 +0100 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2013-03-24 10:47:00 +0100 |
| commit | 314527acbbb3f33f72c2ef19d8cfabcada9912a5 (patch) | |
| tree | 871021b9e888444f9f71f5c12ecf0272d77fdf8d /drivers/media/pci/saa7164/saa7164-encoder.c | |
| parent | [media] v4l2: add const to argument of write-only s_tuner ioctl (diff) | |
| download | linux-314527acbbb3f33f72c2ef19d8cfabcada9912a5.tar.xz linux-314527acbbb3f33f72c2ef19d8cfabcada9912a5.zip | |
[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>
Diffstat (limited to 'drivers/media/pci/saa7164/saa7164-encoder.c')
| -rw-r--r-- | drivers/media/pci/saa7164/saa7164-encoder.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/media/pci/saa7164/saa7164-encoder.c b/drivers/media/pci/saa7164/saa7164-encoder.c index e7fbd036ba44..538de52b9cfd 100644 --- a/drivers/media/pci/saa7164/saa7164-encoder.c +++ b/drivers/media/pci/saa7164/saa7164-encoder.c @@ -211,17 +211,17 @@ static int saa7164_encoder_initialize(struct saa7164_port *port) } /* -- V4L2 --------------------------------------------------------- */ -static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *id) +static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id id) { struct saa7164_encoder_fh *fh = file->private_data; struct saa7164_port *port = fh->port; struct saa7164_dev *dev = port->dev; unsigned int i; - dprintk(DBGLVL_ENC, "%s(id=0x%x)\n", __func__, (u32)*id); + dprintk(DBGLVL_ENC, "%s(id=0x%x)\n", __func__, (u32)id); for (i = 0; i < ARRAY_SIZE(saa7164_tvnorms); i++) { - if (*id & saa7164_tvnorms[i].id) + if (id & saa7164_tvnorms[i].id) break; } if (i == ARRAY_SIZE(saa7164_tvnorms)) @@ -234,7 +234,7 @@ static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *id) */ saa7164_api_set_audio_std(port); - dprintk(DBGLVL_ENC, "%s(id=0x%x) OK\n", __func__, (u32)*id); + dprintk(DBGLVL_ENC, "%s(id=0x%x) OK\n", __func__, (u32)id); return 0; } |