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From: Vladimir Medvedkin <vladimir.medvedkin@intel.com>
To: dev@dpdk.org
Cc: arkadiuszx.kusztal@intel.com, john.griffin@intel.com,
	fiona.trahe@intel.com, deepak.k.jain@intel.com, stable@dpdk.org
Subject: [dpdk-stable] [PATCH] crypto/qat: fix possible access to an uninitialized variable
Date: Tue, 15 Dec 2020 18:23:51 +0000
Message-ID: <1608056631-400065-1-git-send-email-vladimir.medvedkin@intel.com> (raw)

QAT_LOG() has access to the uninitialized variable "name"

Fixes: 21792c443205 ("crypto/qat: add multi-process handling of driver ID")
Cc: stable@dpdk.org

Signed-off-by: Vladimir Medvedkin <vladimir.medvedkin@intel.com>
---
 drivers/crypto/qat/qat_asym_pmd.c | 8 ++++----
 drivers/crypto/qat/qat_sym_pmd.c  | 8 ++++----
 2 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/drivers/crypto/qat/qat_asym_pmd.c b/drivers/crypto/qat/qat_asym_pmd.c
index ed8a2a5..a2c8aca 100644
--- a/drivers/crypto/qat/qat_asym_pmd.c
+++ b/drivers/crypto/qat/qat_asym_pmd.c
@@ -251,6 +251,10 @@ qat_asym_dev_create(struct qat_pci_device *qat_pci_dev,
 	struct rte_cryptodev *cryptodev;
 	struct qat_asym_dev_private *internals;
 
+	snprintf(name, RTE_CRYPTODEV_NAME_MAX_LEN, "%s_%s",
+			qat_pci_dev->name, "asym");
+	QAT_LOG(DEBUG, "Creating QAT ASYM device %s\n", name);
+
 	if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
 		qat_pci_dev->qat_asym_driver_id =
 				qat_asym_driver_id;
@@ -264,10 +268,6 @@ qat_asym_dev_create(struct qat_pci_device *qat_pci_dev,
 		}
 	}
 
-	snprintf(name, RTE_CRYPTODEV_NAME_MAX_LEN, "%s_%s",
-			qat_pci_dev->name, "asym");
-	QAT_LOG(DEBUG, "Creating QAT ASYM device %s\n", name);
-
 	/* Populate subset device to use in cryptodev device creation */
 	qat_dev_instance->asym_rte_dev.driver = &cryptodev_qat_asym_driver;
 	qat_dev_instance->asym_rte_dev.numa_node =
diff --git a/drivers/crypto/qat/qat_sym_pmd.c b/drivers/crypto/qat/qat_sym_pmd.c
index 6da9512..93666fd 100644
--- a/drivers/crypto/qat/qat_sym_pmd.c
+++ b/drivers/crypto/qat/qat_sym_pmd.c
@@ -330,6 +330,10 @@ qat_sym_dev_create(struct qat_pci_device *qat_pci_dev,
 	const struct rte_cryptodev_capabilities *capabilities;
 	uint64_t capa_size;
 
+	snprintf(name, RTE_CRYPTODEV_NAME_MAX_LEN, "%s_%s",
+			qat_pci_dev->name, "sym");
+	QAT_LOG(DEBUG, "Creating QAT SYM device %s", name);
+
 	/*
 	 * All processes must use same driver id so they can share sessions.
 	 * Store driver_id so we can validate that all processes have the same
@@ -349,10 +353,6 @@ qat_sym_dev_create(struct qat_pci_device *qat_pci_dev,
 		}
 	}
 
-	snprintf(name, RTE_CRYPTODEV_NAME_MAX_LEN, "%s_%s",
-			qat_pci_dev->name, "sym");
-	QAT_LOG(DEBUG, "Creating QAT SYM device %s", name);
-
 	/* Populate subset device to use in cryptodev device creation */
 	qat_dev_instance->sym_rte_dev.driver = &cryptodev_qat_sym_driver;
 	qat_dev_instance->sym_rte_dev.numa_node =
-- 
2.7.4


             reply	other threads:[~2020-12-15 18:24 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-15 18:23 Vladimir Medvedkin [this message]
2020-12-16  6:34 ` Kusztal, ArkadiuszX
2021-01-15 16:00   ` Akhil Goyal
2020-12-16 11:47 ` [dpdk-stable] [dpdk-dev] " Doherty, Declan

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