netdev - Re: [PATCH v2] Bluetooth: debugfs option to unset MITM flag

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Date:   Tue, 7 Apr 2020 18:33:26 +0200
From:   Marcel Holtmann <marcel@...tmann.org>
To:     Archie Pusaka <apusaka@...gle.com>
Cc:     linux-bluetooth <linux-bluetooth@...r.kernel.org>,
        Johan Hedberg <johan.hedberg@...il.com>,
        Archie Pusaka <apusaka@...omium.org>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>, netdev@...r.kernel.org
Subject: Re: [PATCH v2] Bluetooth: debugfs option to unset MITM flag

Hi Archie,

> The BT qualification test SM/MAS/PKE/BV-01-C needs us to turn off
> the MITM flag when pairing, and at the same time also set the io
> capability to something other than no input no output.
> 
> Currently the MITM flag is only unset when the io capability is set
> to no input no output, therefore the test cannot be executed.
> 
> This patch introduces a debugfs option to force MITM flag to be
> turned off.
> 
> Signed-off-by: Archie Pusaka <apusaka@...omium.org>
> ---
> 
> Changes in v2:
> - Rename flag to HCI_FORCE_NO_MITM
> - Move debugfs functions to hci_debugfs.c
> - Add comments on not setting SMP_AUTH_MITM
> 
> include/net/bluetooth/hci.h |  1 +
> net/bluetooth/hci_debugfs.c | 46 +++++++++++++++++++++++++++++++++++++
> net/bluetooth/smp.c         | 15 ++++++++----
> 3 files changed, 57 insertions(+), 5 deletions(-)

patch has been applied to bluetooth-next tree.

Regards

Marcel