Re: [PATCH] Bluetooth: btbcm: Add default address for BCM43341B

From: Marcel Holtmann
Date: Tue Apr 23 2019 - 13:09:13 EST


Hi Ferry,

> The BCM43341B has the default MAC address 43:34:1B:00:1F:AC if none
> is given. This address was found when enabling Bluetooth on multiple
> Intel Edison modules. It also contains the sequence 43341B, the name
> the chip identifies itself as. Using the same BD_ADDR is problematic
> when having multiple Intel Edison modules in each others range.
> The default address also has the LAA (locally administered address)
> bit set which prevents a BNEP device from being created, needed for
> BT tethering.
>
> Add this to the list of black listed default MAC addresses and let
> the user configure a valid one using f.i.
> `btmgmt -i hci0 public-addr xx:xx:xx:xx:xx:xx`
>
> Suggested-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
> Signed-off-by: Ferry Toth <ftoth@xxxxxxxxxxxxxx>
> ---
> drivers/bluetooth/btbcm.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)

patch has been applied to bluetooth-next tree.

Regards

Marcel