[PATCH v2 02/11] net/tap: check if name is null
okaya at kernel.org
okaya at kernel.org
Mon Nov 21 23:32:01 CET 2022
From: Sinan Kaya <okaya at kernel.org>
In rte_pmd_tun_probe result of call to rte_vdev_device_name is
dereferenced here and may be null.
Signed-off-by: Sinan Kaya <okaya at kernel.org>
---
drivers/net/tap/rte_eth_tap.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/net/tap/rte_eth_tap.c b/drivers/net/tap/rte_eth_tap.c
index f2a6c33a19..b99439e4f2 100644
--- a/drivers/net/tap/rte_eth_tap.c
+++ b/drivers/net/tap/rte_eth_tap.c
@@ -2340,6 +2340,9 @@ rte_pmd_tun_probe(struct rte_vdev_device *dev)
struct rte_eth_dev *eth_dev;
name = rte_vdev_device_name(dev);
+ if (name == NULL)
+ return -1;
+
params = rte_vdev_device_args(dev);
memset(remote_iface, 0, RTE_ETH_NAME_MAX_LEN);
--
2.25.1
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