From: Denis B Subject: IV generation in cryptographic driver in AEAD Date: Wed, 18 May 2016 15:06:19 +0300 Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: QUOTED-PRINTABLE To: linux-crypto@vger.kernel.org Return-path: Received: from mail-vk0-f51.google.com ([209.85.213.51]:34615 "EHLO mail-vk0-f51.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751667AbcERMGU convert rfc822-to-8bit (ORCPT ); Wed, 18 May 2016 08:06:20 -0400 Received: by mail-vk0-f51.google.com with SMTP id c189so58007254vkb.1 for ; Wed, 18 May 2016 05:06:20 -0700 (PDT) Sender: linux-crypto-owner@vger.kernel.org List-ID: Hello, In AEAD mode (or in any case, in IPSec ESP IPv4 =E2=80=93 esp4.c), in k= ernel versions prior to 4.2 the cryptographic driver is expected to generate an IV. What if my driver is unable to generate an IV? Thanks, Dennis.