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net/hns3: fix out of bounds access

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This patch fixes (out-of-bounds access) coverity issue.

Coverity issue: 349932
Fixes: 7d7f9f80bb ("net/hns3: support MAC address related operations")
Cc: stable@dpdk.org

Signed-off-by: Yunjian Wang <wangyunjian@huawei.com>
Reviewed-by: Wei Hu (Xavier) <xavier.huwei@huawei.com>
This commit is contained in:
Yunjian Wang 2020-09-07 09:46:33 +08:00 committed by Ferruh Yigit
parent ef30148ac2
commit c4c6c4c1f0
1 changed files with 2 additions and 2 deletions
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4
drivers/net/hns3/hns3_ethdev.c
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@ -1410,7 +1410,7 @@ hns3_add_uc_addr_common(struct hns3_hw *hw, struct rte_ether_addr *mac_addr)
struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
struct hns3_mac_vlan_tbl_entry_cmd req;
struct hns3_pf *pf = &hns->pf;
struct hns3_cmd_desc desc;
struct hns3_cmd_desc desc[3];
char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
uint16_t egress_port = 0;
uint8_t vf_id;
@ -1444,7 +1444,7 @@ hns3_add_uc_addr_common(struct hns3_hw *hw, struct rte_ether_addr *mac_addr)
* it if the entry is inexistent. Repeated unicast entry
* is not allowed in the mac vlan table.
*/
ret = hns3_lookup_mac_vlan_tbl(hw, &req, &desc, false);
ret = hns3_lookup_mac_vlan_tbl(hw, &req, desc, false);
if (ret == -ENOENT) {
if (!hns3_is_umv_space_full(hw)) {
ret = hns3_add_mac_vlan_tbl(hw, &req, NULL);