Re: [PATCH v2 1/6] crypto: Use memzero_explicit() for clearing state

From: Herbert Xu
Date: Thu Oct 29 2020 - 05:14:53 EST


On Fri, Oct 23, 2020 at 02:53:29PM -0700, Eric Biggers wrote:
>
> It's doubtful that anyone will do a global conversion from memset() to
> memzero_explicit(), as it's too hard to find all the places that should be
> converted. They are in lots of different subsystems; the crypto subsystem will
> have the most, but not all. We just need to fix as many as we can. If you'd
> like to do something more comprehensive than this patch, that would be great,
> but I hope we don't wait forever for a global conversion that never happens.

I had thought that there were more instances of memset in crypto/
that needed converting, but a quick grep seems to indicate that most
are not sensitive. So I'm OK with this patch.

Thanks,
--
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
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