[dpdk-dev] [PATCH v2] crypto: fix memory leak

Pablo de Lara pablo.de.lara.guarch at intel.com
Mon Jul 18 14:47:16 CEST 2016


When parsing the parameters for virtual device initialization,
rte_kvargs structure was being freed only if there was an error,
not when parsing was successful.

Coverity issue: 124568

Fixes: f3e764fa2fb7 ("cryptodev: uninline parameter parsing")

Signed-off-by: Pablo de Lara <pablo.de.lara.guarch at intel.com>
---

Changes in v2:
- Initialize ret variable to 0 (success)

 lib/librte_cryptodev/rte_cryptodev.c | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/lib/librte_cryptodev/rte_cryptodev.c b/lib/librte_cryptodev/rte_cryptodev.c
index 20e5beb..db809d8 100644
--- a/lib/librte_cryptodev/rte_cryptodev.c
+++ b/lib/librte_cryptodev/rte_cryptodev.c
@@ -148,8 +148,8 @@ int
 rte_cryptodev_parse_vdev_init_params(struct rte_crypto_vdev_init_params *params,
 		const char *input_args)
 {
-	struct rte_kvargs *kvlist;
-	int ret;
+	struct rte_kvargs *kvlist = NULL;
+	int ret = 0;
 
 	if (params == NULL)
 		return -EINVAL;
@@ -187,10 +187,9 @@ rte_cryptodev_parse_vdev_init_params(struct rte_crypto_vdev_init_params *params,
 		}
 	}
 
-	return 0;
-
 free_kvlist:
-	rte_kvargs_free(kvlist);
+	if (kvlist != NULL)
+		rte_kvargs_free(kvlist);
 	return ret;
 }
 
-- 
2.7.4



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