[dpdk-dev] [PATCH 6/6] net/mlx4: fix dereference after null check

[Harman Kalra]

This patch fixes coverity issue by adding a NULL check

Coverity issue: 373687
Fixes: d61138d4f0e2 ("drivers: remove direct access to interrupt handle")

Signed-off-by: Harman Kalra <hka...@marvell.com>
---
 drivers/net/mlx4/mlx4.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/mlx4/mlx4.c b/drivers/net/mlx4/mlx4.c
index cccc71f757..3f3c4a7c72 100644
--- a/drivers/net/mlx4/mlx4.c
+++ b/drivers/net/mlx4/mlx4.c
@@ -1112,7 +1112,8 @@ mlx4_pci_probe(struct rte_pci_driver *pci_drv, struct 
rte_pci_device *pci_dev)
                prev_dev = eth_dev;
                continue;
 port_error:
-               rte_intr_instance_free(priv->intr_handle);
+               if (priv != NULL)
+                       rte_intr_instance_free(priv->intr_handle);
                rte_free(priv);
                if (eth_dev != NULL)
                        eth_dev->data->dev_private = NULL;
-- 
2.18.0