于 2013年01月31日 05:25, Hans Verkuil 写道:
> From: Hans Verkuil <hans.verk...@cisco.com>
>
> Signed-off-by: Hans Verkuil <hans.verk...@cisco.com>
> ---
>  drivers/media/usb/tlg2300/pd-common.h |    2 +-
>  drivers/media/usb/tlg2300/pd-radio.c  |   20 ++++++--------------
>  2 files changed, 7 insertions(+), 15 deletions(-)
>
> diff --git a/drivers/media/usb/tlg2300/pd-common.h 
> b/drivers/media/usb/tlg2300/pd-common.h
> index 5dd73b7..3a89128 100644
> --- a/drivers/media/usb/tlg2300/pd-common.h
> +++ b/drivers/media/usb/tlg2300/pd-common.h
> @@ -118,7 +118,7 @@ struct radio_data {
>       int             users;
>       unsigned int    is_radio_streaming;
>       int             pre_emphasis;
> -     struct video_device *fm_dev;
> +     struct video_device fm_dev;
>  };
>  
>  #define DVB_SBUF_NUM         4
> diff --git a/drivers/media/usb/tlg2300/pd-radio.c 
> b/drivers/media/usb/tlg2300/pd-radio.c
> index 4c76e089..719c3da 100644
> --- a/drivers/media/usb/tlg2300/pd-radio.c
> +++ b/drivers/media/usb/tlg2300/pd-radio.c
> @@ -369,31 +369,23 @@ static struct video_device poseidon_fm_template = {
>       .name       = "Telegent-Radio",
>       .fops       = &poseidon_fm_fops,
>       .minor      = -1,
> -     .release    = video_device_release,
> +     .release    = video_device_release_empty,
>       .ioctl_ops  = &poseidon_fm_ioctl_ops,
>  };
>  
>  int poseidon_fm_init(struct poseidon *p)
>  {
> -     struct video_device *fm_dev;
> -     int err;
> +     struct video_device *vfd = &p->radio_data.fm_dev;
>  
> -     fm_dev = vdev_init(p, &poseidon_fm_template);
> -     if (fm_dev == NULL)
> -             return -ENOMEM;
> +     *vfd = poseidon_fm_template;
> +     vfd->v4l2_dev   = &p->v4l2_dev;
> +     video_set_drvdata(vfd, p);
>  
> -     p->radio_data.fm_dev = fm_dev;
>       set_frequency(p, TUNER_FREQ_MIN_FM);
> -     err = video_register_device(fm_dev, VFL_TYPE_RADIO, -1);
> -     if (err < 0) {
> -             video_device_release(fm_dev);
> -             return err;
> -     }
> -     return 0;
> +     return video_register_device(vfd, VFL_TYPE_RADIO, -1);
>  }
>  
>  int poseidon_fm_exit(struct poseidon *p)
>  {
> -     destroy_video_device(&p->radio_data.fm_dev);
>       return 0;
>  }
Acked-by: Huang Shijie <shij...@gmail.com>
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