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SubjectRe: [PATCH v4 01/29] bluetooth: Switch SMP to crypto_cipher_encrypt_one()
Hi Andy,

>>>>> SMP does ECB crypto on stack buffers. This is complicated and
>>>>> fragile, and it will not work if the stack is virtually allocated.
>>>>> Switch to the crypto_cipher interface, which is simpler and safer.
>>>>> Cc: Marcel Holtmann <>
>>>>> Cc: Gustavo Padovan <>
>>>>> Cc: Johan Hedberg <>
>>>>> Cc: "David S. Miller" <>
>>>>> Cc:
>>>>> Cc:
>>>>> Acked-by: Herbert Xu <>
>>>>> Acked-and-tested-by: Johan Hedberg <>
>>>>> Signed-off-by: Andy Lutomirski <>
>>>>> ---
>>>>> net/bluetooth/smp.c | 67 ++++++++++++++++++++++-------------------------------
>>>>> 1 file changed, 28 insertions(+), 39 deletions(-)
>>>> patch has been applied to bluetooth-next tree.
>>> Sadly carrying this separately will delay the virtual kernel stacks feature by a
>>> kernel cycle, because it's a must-have prerequisite.
>> I can take it back out, but then I have the fear the the ECDH change to use KPP for SMP might be the one that has to wait a kernel cycle. Either way is fine with me, but I want to avoid nasty merge conflicts in the Bluetooth SMP code.
> Nothing goes wrong if an identical patch is queued in both places,
> right? Or, if you prefer not to duplicate it, could one of you commit
> it and the other one pull it? Ingo, given that this is patch 1 in the
> series and unlikely to change, if you want to make this whole thing
> have a separate branch in -tip, this could live there for starters.
> (But, if you do so, please make sure you base off a very new copy of
> Linus' tree -- the series is heavily dependent on the thread_info
> change he applied a few days ago.)

so what are doing now? I take this back out or we keep it in and let git deal with it when merging the trees?



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