Hi Sakari,
Thank you for the patch.
On Friday, 15 September 2017 17:17:11 EEST Sakari Ailus wrote:
> Register the sub-device before calling the notifier's bound callback.
> Doing this the other way around is problematic as the struct v4l2_device
> has not assigned for the sub-device yet and may be required by the bound
> callback.
>
> Signed-off-by: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>
> Acked-by: Hans Verkuil <hans.verkuil@xxxxxxxxx>
Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
> ---
> drivers/media/v4l2-core/v4l2-async.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/media/v4l2-core/v4l2-async.c
> b/drivers/media/v4l2-core/v4l2-async.c index c35d04b9122f..9895b610e2a0
> 100644
> --- a/drivers/media/v4l2-core/v4l2-async.c
> +++ b/drivers/media/v4l2-core/v4l2-async.c
> @@ -130,13 +130,13 @@ static int v4l2_async_match_notify(struct
> v4l2_async_notifier *notifier, {
> int ret;
>
> - ret = v4l2_async_notifier_call_bound(notifier, sd, asd);
> + ret = v4l2_device_register_subdev(notifier->v4l2_dev, sd);
> if (ret < 0)
> return ret;
>
> - ret = v4l2_device_register_subdev(notifier->v4l2_dev, sd);
> + ret = v4l2_async_notifier_call_bound(notifier, sd, asd);
> if (ret < 0) {
> - v4l2_async_notifier_call_unbind(notifier, sd, asd);
> + v4l2_device_unregister_subdev(sd);
> return ret;
> }
--
Regards,
Laurent Pinchart
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