[dpdk-dev] [PATCH 2/3] net/txgbe: set pointer to NULL after free

[Yunjian Wang]

When txgbe_dev_close() is cleaning up, it does not correctly set
the security_ctx variable to NULL, which will lead to wild pointer.

Fixes: f437d97c3df1 ("net/txgbe: add IPsec context creation")
Cc: stable at dpdk.org

Signed-off-by: Yunjian Wang <wangyunjian at huawei.com>
---
 drivers/net/txgbe/txgbe_ethdev.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/txgbe/txgbe_ethdev.c b/drivers/net/txgbe/txgbe_ethdev.c
index 7b42285b9e..19d4444748 100644
--- a/drivers/net/txgbe/txgbe_ethdev.c
+++ b/drivers/net/txgbe/txgbe_ethdev.c
@@ -2032,6 +2032,7 @@ txgbe_dev_close(struct rte_eth_dev *dev)
 
 #ifdef RTE_LIB_SECURITY
 	rte_free(dev->security_ctx);
+	dev->security_ctx = NULL;
 #endif
 
 	return ret;
-- 
2.27.0