[1/1] net/iavf: fix memoy leak in error path

Message ID 2be401c77779bdc38c8a79b006665ba623c6e2db.1701426993.git.wangyunjian@huawei.com (mailing list archive)
State Awaiting Upstream
Delegated to: Qi Zhang
Headers
Series [1/1] net/iavf: fix memoy leak in error path |

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ci/checkpatch success coding style OK
ci/loongarch-compilation success Compilation OK
ci/loongarch-unit-testing success Unit Testing PASS
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Commit Message

Yunjian Wang Dec. 1, 2023, 10:46 a.m. UTC
  In iavf_security_ctx_create() allocated memory for the
'security_ctx', we should free it when memory malloc for
the 'iavf_security_ctx' fails, otherwise it will lead to
memory leak.

Fixes: 6bc987ecb860 ("net/iavf: support IPsec inline crypto")
Cc: stable@dpdk.org

Signed-off-by: Yunjian Wang <wangyunjian@huawei.com>
---
 drivers/net/iavf/iavf_ipsec_crypto.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
  

Comments

Qi Zhang Dec. 14, 2023, 4:39 a.m. UTC | #1
> -----Original Message-----
> From: Yunjian Wang <wangyunjian@huawei.com>
> Sent: Thursday, December 14, 2023 9:46 AM
> To: dev@dpdk.org
> Cc: Zhang, Qi Z <qi.z.zhang@intel.com>; Wu, Jingjing <jingjing.wu@intel.com>;
> Xing, Beilei <beilei.xing@intel.com>; xudingke@huawei.com;
> jerry.lilijun@huawei.com; Yunjian Wang <wangyunjian@huawei.com>;
> stable@dpdk.org
> Subject: [PATCH RESEND] net/iavf: fix memoy leak in error path
> 
> In iavf_security_ctx_create() allocated memory for the 'security_ctx', we should
> free it when memory malloc for the 'iavf_security_ctx' fails, otherwise it will lead
> to memory leak.
> 
> Fixes: 6bc987ecb860 ("net/iavf: support IPsec inline crypto")
> Cc: stable@dpdk.org
> 
> Signed-off-by: Yunjian Wang <wangyunjian@huawei.com>
Acked-by: Qi Zhang <qi.z.zhang@intel.com>

Thanks
Qi
  

Patch

diff --git a/drivers/net/iavf/iavf_ipsec_crypto.c b/drivers/net/iavf/iavf_ipsec_crypto.c
index 07a69db540..d6c0180ffd 100644
--- a/drivers/net/iavf/iavf_ipsec_crypto.c
+++ b/drivers/net/iavf/iavf_ipsec_crypto.c
@@ -1518,8 +1518,11 @@  iavf_security_ctx_create(struct iavf_adapter *adapter)
 	if (adapter->security_ctx == NULL) {
 		adapter->security_ctx = rte_malloc("iavf_security_ctx",
 				sizeof(struct iavf_security_ctx), 0);
-		if (adapter->security_ctx == NULL)
+		if (adapter->security_ctx == NULL) {
+			rte_free(adapter->vf.eth_dev->security_ctx);
+			adapter->vf.eth_dev->security_ctx = NULL;
 			return -ENOMEM;
+		}
 	}
 
 	return 0;