On Fri, 2016-10-14 at 09:47 +0100, Ard Biesheuvel wrote:
> Do you have a reference for the sg_set_buf() call on odata?
> crypto/ccm.c does not seem to have it (afaict), 

It's indirect - crypto_ccm_encrypt() calls crypto_ccm_init_crypt()
which does it.

> and the same problem
> does not exist in the accelerated arm64 implementation. In the mean
> time, I will try and see if we can move aad[] off the stack in the
> WPA code.

I had that with per-CPU buffers, just sent the patch upthread.


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