Re: [PATCH] Bluetooth: move adv_instance_cnt read within the device lock

From: Marcel Holtmann
Date: Fri Mar 04 2022 - 10:31:45 EST


Hi Niels,

> The field adv_instance_cnt is always accessed within a device lock,
> except in the function add_advertising. A concurrent remove of an
> advertisement with adding another one could result in the if check
> "if a new instance was actually added" to not trigger, resulting
> in not triggering the "advertising added event".
>
> Signed-off-by: Niels Dossche <niels.dossche@xxxxxxxx>
> ---
> net/bluetooth/mgmt.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)

patch has been applied to bluetooth-next tree.

Regards

Marcel