Re: [PATCH v3 1/3] big key: get rid of stack array allocation

From: James Morris
Date: Fri May 11 2018 - 16:10:19 EST


On Tue, 24 Apr 2018, Tycho Andersen wrote:

> We're interested in getting rid of all of the stack allocated arrays in the
> kernel [1]. This patch simply hardcodes the iv length to match that of the
> hardcoded cipher.
>
> [1]: https://lkml.org/lkml/2018/3/7/621
>
> v2: hardcode the length of the nonce to be the GCM AES IV length, and do a
> sanity check in init(), Eric Biggers
> v3: * remember to free big_key_aead when sanity check fails
> * define a constant for big key IV size so it can be changed along side
> the algorithm in the code

All applied to
git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security.git next-general
and next-testing


Thanks!


--
James Morris
<jmorris@xxxxxxxxx>