From patchwork Wed Dec 20 09:01:37 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yong Wang X-Patchwork-Id: 32523 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 51C851B029; Wed, 20 Dec 2017 10:16:50 +0100 (CET) Received: from mxct.zte.com.cn (out1.zte.com.cn [202.103.147.172]) by dpdk.org (Postfix) with ESMTP id 017291B00F for ; Wed, 20 Dec 2017 10:16:44 +0100 (CET) Received: from mse01.zte.com.cn (unknown [10.30.3.20]) by Forcepoint Email with ESMTPS id F3E6354015326C553B02; Wed, 20 Dec 2017 17:16:43 +0800 (CST) Received: from notes_smtp.zte.com.cn ([10.30.1.239]) by mse01.zte.com.cn with ESMTP id vBK9GWJt073545; Wed, 20 Dec 2017 17:16:32 +0800 (GMT-8) (envelope-from wang.yong19@zte.com.cn) Received: from localhost.localdomain.localdomain ([10.43.166.165]) by szsmtp06.zte.com.cn (Lotus Domino Release 8.5.3FP6) with ESMTP id 2017122017163888-4952621 ; Wed, 20 Dec 2017 17:16:38 +0800 From: Yong Wang To: hemant.agrawal@nxp.com, beilei.xing@intel.com, wenzhuo.lu@intel.com, john.griffin@intel.com Cc: dev@dpdk.org, Yong Wang Date: Wed, 20 Dec 2017 04:01:37 -0500 Message-Id: <1513760497-426-4-git-send-email-wang.yong19@zte.com.cn> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1513760497-426-1-git-send-email-wang.yong19@zte.com.cn> References: <1513760497-426-1-git-send-email-wang.yong19@zte.com.cn> X-MIMETrack: Itemize by SMTP Server on SZSMTP06/server/zte_ltd(Release 8.5.3FP6|November 21, 2013) at 2017-12-20 17:16:38, Serialize by Router on notes_smtp/zte_ltd(Release 9.0.1FP7|August 17, 2016) at 2017-12-20 17:16:24, Serialize complete at 2017-12-20 17:16:24 X-MAIL: mse01.zte.com.cn vBK9GWJt073545 Subject: [dpdk-dev] [PATCH 4/4] crypto/qat: add null point check and fix mem leak 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" Signed-off-by: Yong Wang --- drivers/crypto/qat/qat_adf/qat_algs_build_desc.c | 10 ++++++++++ drivers/crypto/qat/qat_qp.c | 8 +++++++- 2 files changed, 17 insertions(+), 1 deletion(-) diff --git a/drivers/crypto/qat/qat_adf/qat_algs_build_desc.c b/drivers/crypto/qat/qat_adf/qat_algs_build_desc.c index db6c9a3..26f854c 100644 --- a/drivers/crypto/qat/qat_adf/qat_algs_build_desc.c +++ b/drivers/crypto/qat/qat_adf/qat_algs_build_desc.c @@ -359,6 +359,11 @@ static int qat_alg_do_precomputes(enum icp_qat_hw_auth_algo hash_alg, in = rte_zmalloc("working mem for key", ICP_QAT_HW_AES_XCBC_MAC_STATE2_SZ, 16); + if (in == NULL) { + PMD_DRV_LOG(ERR, "Failed to alloc memory"); + return -ENOMEM; + } + rte_memcpy(in, qat_aes_xcbc_key_seed, ICP_QAT_HW_AES_XCBC_MAC_STATE2_SZ); for (x = 0; x < HASH_XCBC_PRECOMP_KEY_NUM; x++) { @@ -389,6 +394,11 @@ static int qat_alg_do_precomputes(enum icp_qat_hw_auth_algo hash_alg, ICP_QAT_HW_GALOIS_E_CTR0_SZ); in = rte_zmalloc("working mem for key", ICP_QAT_HW_GALOIS_H_SZ, 16); + if (in == NULL) { + PMD_DRV_LOG(ERR, "Failed to alloc memory"); + return -ENOMEM; + } + memset(in, 0, ICP_QAT_HW_GALOIS_H_SZ); if (AES_set_encrypt_key(auth_key, auth_keylen << 3, &enc_key) != 0) { diff --git a/drivers/crypto/qat/qat_qp.c b/drivers/crypto/qat/qat_qp.c index ced3aa6..8c40c94 100644 --- a/drivers/crypto/qat/qat_qp.c +++ b/drivers/crypto/qat/qat_qp.c @@ -180,6 +180,11 @@ int qat_crypto_sym_qp_setup(struct rte_cryptodev *dev, uint16_t queue_pair_id, qp->op_cookies = rte_zmalloc("qat PMD op cookie pointer", qp_conf->nb_descriptors * sizeof(*qp->op_cookies), RTE_CACHE_LINE_SIZE); + if (qp->op_cookies == NULL) { + PMD_DRV_LOG(ERR, "Failed to alloc mem for cookie"); + rte_free(qp); + return -ENOMEM; + } qp->mmap_bar_addr = pci_dev->mem_resource[0].addr; qp->inflights16 = 0; @@ -221,7 +226,7 @@ int qat_crypto_sym_qp_setup(struct rte_cryptodev *dev, uint16_t queue_pair_id, for (i = 0; i < qp->nb_descriptors; i++) { if (rte_mempool_get(qp->op_cookie_pool, &qp->op_cookies[i])) { PMD_DRV_LOG(ERR, "QAT PMD Cannot get op_cookie"); - return -EFAULT; + goto create_err; } struct qat_crypto_op_cookie *sql_cookie = @@ -246,6 +251,7 @@ int qat_crypto_sym_qp_setup(struct rte_cryptodev *dev, uint16_t queue_pair_id, return 0; create_err: + rte_free(qp->op_cookies); rte_free(qp); return -EFAULT; }