[PATCH 5/5] bluetooth: Set device_info_valid to -1 when the device's adapter disappears

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Hi Tanu,

On Fri, Nov 15, 2013 at 4:29 PM, Tanu Kaskinen
<tanu.kaskinen at linux.intel.com> wrote:
> When parsing device properties, missing adapter will result in
> device_info_valid being set to -1. It is then logical that if the
> adapter goes missing at a later point, device_info_valid gets set to
> -1 also in that situation.
> ---
>  src/modules/bluetooth/bluez5-util.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/src/modules/bluetooth/bluez5-util.c b/src/modules/bluetooth/bluez5-util.c
> index 73e65d1..c8ff219 100644
> --- a/src/modules/bluetooth/bluez5-util.c
> +++ b/src/modules/bluetooth/bluez5-util.c
> @@ -477,8 +477,10 @@ static void adapter_free(pa_bluetooth_adapter *a) {
>      pa_assert(a->discovery);
>
>      PA_HASHMAP_FOREACH(d, a->discovery->devices, state)
> -        if (d->adapter == a)
> +        if (d->adapter == a) {
> +            set_device_info_valid(d, -1);
>              d->adapter = NULL;
> +        }
>
>      pa_xfree(a->path);
>      pa_xfree(a->address);
> --
> 1.8.3.1

Is this some bug in BlueZ Im not aware of? There is an Adapter
property that should always be present, if the adapter goes away we
should probably cleanup its devices as their are no use without the
adapter. Note the adapter will only disappear if it is really
unplugged, if the adapter is just powered down it will continue to be
present, so Im not really sure what is benefit of having a invalid
devices around.


-- 
Luiz Augusto von Dentz


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