From patchwork Wed May 9 14:08:39 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fan Zhang X-Patchwork-Id: 39603 X-Patchwork-Delegate: maxime.coquelin@redhat.com Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 78B7E1B68B; Wed, 9 May 2018 16:15:51 +0200 (CEST) Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by dpdk.org (Postfix) with ESMTP id F00B61B67E for ; Wed, 9 May 2018 16:15:49 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga105.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 09 May 2018 07:15:49 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.49,381,1520924400"; d="scan'208";a="222889828" Received: from silpixa00398673.ir.intel.com (HELO silpixa00398673.ger.corp.intel.com) ([10.237.223.54]) by orsmga005.jf.intel.com with ESMTP; 09 May 2018 07:15:47 -0700 From: Fan Zhang To: dev@dpdk.org Cc: roy.fan.zhang@intel.com, maxime.coquelin@redhat.com Date: Wed, 9 May 2018 15:08:39 +0100 Message-Id: <20180509140839.85818-1-roy.fan.zhang@intel.com> X-Mailer: git-send-email 2.13.6 Subject: [dpdk-dev] [PATCH] vhost/crypto: fix descriptor move X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" This patch fixes the redundant descriptor move in the copy mode of vhost crypto. Originally the redundant descriptor move will cause the message parsing error. Signed-off-by: Fan Zhang Reviewed-by: Maxime Coquelin --- lib/librte_vhost/vhost_crypto.c | 5 ----- 1 file changed, 5 deletions(-) diff --git a/lib/librte_vhost/vhost_crypto.c b/lib/librte_vhost/vhost_crypto.c index 04ff8cd48..4c256284e 100644 --- a/lib/librte_vhost/vhost_crypto.c +++ b/lib/librte_vhost/vhost_crypto.c @@ -853,11 +853,6 @@ prepare_sym_chain_op(struct vhost_crypto *vcrypto, struct rte_crypto_op *op, op->sym->auth.digest.data = digest_addr; op->sym->auth.digest.phys_addr = rte_pktmbuf_iova_offset(m_dst, digest_offset); - if (unlikely(move_desc(head, &desc, - chain->para.hash_result_len) < 0)) { - ret = VIRTIO_CRYPTO_ERR; - goto error_exit; - } break; default: ret = VIRTIO_CRYPTO_BADMSG;