[dpdk-dev] [PATCH v3] net/i40e: fix return value check issue

[henry]

From: henry cai <ca...@huawei.com>

function i40evf_add_del_all_mac_addr without check return value of rte_zmalloc

Fixes: 97ac72aa71a9 ("i40e: support setting VF MAC address ")

Signed-off-by: henry cai <ca...@huawei.com>
---
 drivers/net/i40e/i40e_ethdev_vf.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/net/i40e/i40e_ethdev_vf.c 
b/drivers/net/i40e/i40e_ethdev_vf.c
index d3659c9..3e0e2e1 100644
--- a/drivers/net/i40e/i40e_ethdev_vf.c
+++ b/drivers/net/i40e/i40e_ethdev_vf.c
@@ -2016,6 +2016,10 @@ static int i40evf_dev_xstats_get(struct rte_eth_dev *dev,
                }
 
                list = rte_zmalloc("i40evf_del_mac_buffer", len, 0);
+               if (!list) {
+                       PMD_DRV_LOG(ERR, "fail to allocate memory");
+                       return;
+               }
 
                for (i = begin; i < next_begin; i++) {
                        addr = &dev->data->mac_addrs[i];
-- 
1.8.3.1