Re: [PATCH] vivi: remove pointless video_nr++

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Thu, Jul 19, 2012 at 5:45 PM, Hans Verkuil <hverkuil@xxxxxxxxx> wrote:
> Remove the pointless video_nr++. It doesn't do anything useful and it has
> the unexpected side-effect of changing the video_nr module option, so
> cat /sys/module/vivi/parameters/video_nr gives a different value back
> then what was specified with modprobe.
>
> Signed-off-by: Hans Verkuil <hans.verkuil@xxxxxxxxx>
>
> diff --git a/drivers/media/video/vivi.c b/drivers/media/video/vivi.c
> index 1e8c4f3..679e329 100644
> --- a/drivers/media/video/vivi.c
> +++ b/drivers/media/video/vivi.c
> @@ -1330,9 +1330,6 @@ static int __init vivi_create_instance(int inst)
>         /* Now that everything is fine, let's add it to device list */
>         list_add_tail(&dev->vivi_devlist, &vivi_devlist);
>
> -       if (video_nr != -1)
> -               video_nr++;
> -
>         v4l2_info(&dev->v4l2_dev, "V4L2 device registered as %s\n",
>                   video_device_node_name(vfd));
>         return 0;
> --

Hans,

I think you forgot to *also* remove the video_nr module parameter.
(and, of course, pass a '-1' to video_register_device)

Regards,
Ezequiel.
--
To unsubscribe from this list: send the line "unsubscribe linux-media" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Linux Input]     [Video for Linux]     [Gstreamer Embedded]     [Mplayer Users]     [Linux USB Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [Yosemite Backpacking]
  Powered by Linux