From patchwork Wed Oct 21 19:30:45 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tadeusz Struk X-Patchwork-Id: 7459611 X-Patchwork-Delegate: herbert@gondor.apana.org.au Return-Path: X-Original-To: patchwork-linux-crypto@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id B9E3A9F1C3 for ; Wed, 21 Oct 2015 19:33:22 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id DAABB208FC for ; Wed, 21 Oct 2015 19:33:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 013F8206B1 for ; Wed, 21 Oct 2015 19:33:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755900AbbJUTdO (ORCPT ); Wed, 21 Oct 2015 15:33:14 -0400 Received: from mga01.intel.com ([192.55.52.88]:39120 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752752AbbJUTdN (ORCPT ); Wed, 21 Oct 2015 15:33:13 -0400 Received: from orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga101.fm.intel.com with ESMTP; 21 Oct 2015 12:33:11 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.20,178,1444719600"; d="scan'208";a="799447123" Received: from tstruk-mobl1.jf.intel.com (HELO [127.0.1.1]) ([134.134.171.158]) by orsmga001.jf.intel.com with ESMTP; 21 Oct 2015 12:33:11 -0700 Subject: [PATCH] crypto: qat - don't use userspace pointer From: Tadeusz Struk To: herbert@gondor.apana.org.au Cc: linux-crypto@vger.kernel.org, qat-linux@intel.com, stable@vger.kernel.org, tadeusz.struk@intel.com Date: Wed, 21 Oct 2015 12:30:45 -0700 Message-ID: <20151021193044.30343.6431.stgit@tstruk-mobl1> User-Agent: StGit/0.17.1-dirty MIME-Version: 1.0 Sender: linux-crypto-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Bugfix - don't dereference userspace pointer. Signed-off-by: Tadeusz Struk --- drivers/crypto/qat/qat_common/adf_ctl_drv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) -- To unsubscribe from this list: send the line "unsubscribe linux-crypto" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html diff --git a/drivers/crypto/qat/qat_common/adf_ctl_drv.c b/drivers/crypto/qat/qat_common/adf_ctl_drv.c index ebc1c63..fcb790e 100644 --- a/drivers/crypto/qat/qat_common/adf_ctl_drv.c +++ b/drivers/crypto/qat/qat_common/adf_ctl_drv.c @@ -198,7 +198,7 @@ static int adf_copy_key_value_data(struct adf_accel_dev *accel_dev, goto out_err; } - params_head = section_head->params; + params_head = section.params; while (params_head) { if (copy_from_user(&key_val, (void __user *)params_head,