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Re: [PATCH] mac80211: aes_ccm: move struct aead_req off the stack

From Johannes Berg <johannes@sipsolutions.net>
Newsgroups linux.kernel
Subject Re: [PATCH] mac80211: aes_ccm: move struct aead_req off the stack
Date 2016-10-14 15:50 +0200
Message-ID <ssb22-1TI-49@gated-at.bofh.it> (permalink)
References (2 earlier) <ssaz0-1Ja-13@gated-at.bofh.it> <ssaz0-1Ja-15@gated-at.bofh.it> <ssaz0-1Ja-9@gated-at.bofh.it> <ssb22-1TI-51@gated-at.bofh.it> <ssaz0-1Ja-9@gated-at.bofh.it>
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> 
> Is the aad[] actually reused? I would assume it only affects the mac
> on encryption, and the verification on decryption but I don't think
> we actually need it back from the crypto routines.

I don't think it's reused.

> Exactly what you said above :-) My patch only touches CCM but as you
> said,
> 
> """
> 'Also there's B_0/J_0 for CCM/GCM, and the 'zero' thing that GMAC
> has.
> """

Ah, but we can/should do the same for the others, no?

johannes

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[PATCH] mac80211: aes_ccm: move struct aead_req off the stack Ard Biesheuvel <ard.biesheuvel@linaro.org> - 2016-10-14 15:10 +0200
  Re: [PATCH] mac80211: aes_ccm: move struct aead_req off the stack Ard Biesheuvel <ard.biesheuvel@linaro.org> - 2016-10-14 15:20 +0200
    Re: [PATCH] mac80211: aes_ccm: move struct aead_req off the stack Johannes Berg <johannes@sipsolutions.net> - 2016-10-14 15:50 +0200
      Re: [PATCH] mac80211: aes_ccm: move struct aead_req off the stack Ard Biesheuvel <ard.biesheuvel@linaro.org> - 2016-10-14 16:30 +0200
  Re: [PATCH] mac80211: aes_ccm: move struct aead_req off the stack Ard Biesheuvel <ard.biesheuvel@linaro.org> - 2016-10-14 15:20 +0200
    Re: [PATCH] mac80211: aes_ccm: move struct aead_req off the stack Johannes Berg <johannes@sipsolutions.net> - 2016-10-14 15:50 +0200
  Re: [PATCH] mac80211: aes_ccm: move struct aead_req off the stack Johannes Berg <johannes@sipsolutions.net> - 2016-10-14 15:20 +0200
  Re: [PATCH] mac80211: aes_ccm: move struct aead_req off the stack Johannes Berg <johannes@sipsolutions.net> - 2016-10-14 15:20 +0200

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