From patchwork Thu May 18 11:26:42 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gilad Ben-Yossef X-Patchwork-Id: 100085 Delivered-To: patch@linaro.org Received: by 10.140.96.100 with SMTP id j91csp670043qge; Thu, 18 May 2017 04:27:36 -0700 (PDT) X-Received: by 10.99.124.68 with SMTP id l4mr4008550pgn.175.1495106856614; Thu, 18 May 2017 04:27:36 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1495106856; cv=none; d=google.com; s=arc-20160816; b=sglkBL3t/xt24IIZqMoyh6o97LWM5QvqqoTONKRoC4za6M5ZmLbb5x01BoGKwoxu4Y VQwkgdESmRUlHyM0cQWNNnRzMSZLOQYcmfzwiiJAAJN9G+eIMhsUUXx55NWrCsADsu7H ToxSGazsrjIqfSYxTqzwYiFLQ33tbCsxvDRBPez6ulou/n3/RQRUl18BvnWVnyCzOI6d 6oOQ9zl5Zm9iUOw3YT60WXZOmWgavfq6xMtS/243+B6/OXzXluOUz3XBI/i7jKhaccNZ cWAFOSZqujXh2xMCaTLgQ3IS5CIgZV04OYF8o8sAWwhKjR0UrFZSZFky9eKko3aR5g/N PBCg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:message-id:date:subject:cc:to:from :arc-authentication-results; bh=OKp/fB5hg0xqkg8ppVtl42Fqd6mUlmYzqCvYTVQkdWI=; b=Z5ffT9tSBHyNrLmE0G9b2pbxAEPjY61wjW308gYi5o+CdcOPGObgVoRNhGDXSj5q/H EyNncHhqwR/iQFcn6SPiOADyVJfkQnF2VDdaXkWCPGonynOTFf0MVi5t9OWzUCTDzEsK YoPG6wl21K/Z/71pw0i9sAPRb6hDEKx+7hIG3fkKZ9lil0nNTdYXTZBdfyBl6oXFXu/s ylgHBFtYqy3vIc06DS5uBzEaNiprCo9LI+OHnbYlqMzgiRXRlpjZKdUXZ+CztHR/77+B xwbYbON+jtp4qENHXawghLZ4m2K2IhvlMQJ1vfTvRAsXq6RDhFsgoBdy1teL5DabHI4M A4ng== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id 91si4955098pla.131.2017.05.18.04.27.36; Thu, 18 May 2017 04:27:36 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933950AbdERL1I (ORCPT + 25 others); Thu, 18 May 2017 07:27:08 -0400 Received: from foss.arm.com ([217.140.101.70]:58648 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933984AbdERL07 (ORCPT ); Thu, 18 May 2017 07:26:59 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 5827E80D; Thu, 18 May 2017 04:26:54 -0700 (PDT) Received: from gby.emea.arm.com (usa-sjc-mx-foss1.foss.arm.com [217.140.101.70]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 47FE83F3E1; Thu, 18 May 2017 04:26:52 -0700 (PDT) From: Gilad Ben-Yossef To: Herbert Xu , "David S. Miller" , Jonathan Corbet , David Howells Cc: Ofir Drang , stable@vger.kernel.org, Eric Biggers , linux-crypto@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, keyrings@vger.kernel.org Subject: [PATCH v2 0/4] crypto: async crypto op fixes Date: Thu, 18 May 2017 14:26:42 +0300 Message-Id: <1495106806-2292-1-git-send-email-gilad@benyossef.com> X-Mailer: git-send-email 2.1.4 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch set fixes various usage and documentation errors in waiting for async crypto op to complete which can result in data corruption. Note: these were discovered in the process of working on a patch set that replaces these call sites and more with a generic implementation that will prevent these problems going forward. These are just the fix ups for current code. Signed-off-by: Gilad Ben-Yossef CC: stable@vger.kernel.org CC: Eric Biggers Gilad Ben-Yossef (4): crypto: handle EBUSY due to backlog correctly crypto: drbg wait for crypto op not signal safe crypto: gcm wait for crypto op not signal safe crypto: Documentation: fix none signal safe sample Changes from v1: - Fix a brown paper bug compile error due to bad git rebase squashing Documentation/crypto/api-samples.rst | 2 +- crypto/asymmetric_keys/public_key.c | 2 +- crypto/drbg.c | 5 ++--- crypto/gcm.c | 6 ++---- 4 files changed, 6 insertions(+), 9 deletions(-) -- 2.1.4