Re: [PATCH] Bluetooth: Fix race condition between RFCOMM and L2CAP

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Hi Andrzej,

* Andrzej Kaczmarek <andrzej.kaczmarek@xxxxxxxxx> [2011-11-09 14:12:20 +0100]:

> Sometimes when RFCOMM creates underlying L2CAP socket it happens that
> rfcomm_security_cfm is called before DLC is linked to session thus
> reference count for session struct is 0. As a result rfcomm_session_put
> will close session and connection will not be completed.
> 
> __rfcomm_dlc_open will now hold reference to rfcomm_session until DLC
> is linked to session to prevent the above from happening.
> 
> Signed-off-by: Andrzej Kaczmarek <andrzej.kaczmarek@xxxxxxxxx>
> ---
>  net/bluetooth/rfcomm/core.c |   11 ++++++++++-
>  1 files changed, 10 insertions(+), 1 deletions(-)

Can you check if this issue still happens after the workqueue patches. Those
kinds of issue in RFCOMM should be fixed by now.

	Gustavo
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