net/hinic: increase protection of the VLAN

[ upstream commit 2cfd68e ]

If the VLAN id 0 is deleted for hinic, all packets without
VLAN will be discarded when the VLAN filter is turned on.

Fixes: 50ce3e7 ("ethdev: fix VLAN offloads set if no relative capabilities")

Signed-off-by: Guoyang Zhou <zhouguoyang@huawei.com>

drivers/net/hinic/hinic_pmd_ethdev.c

@@ -1617,6 +1617,9 @@ static int hinic_vlan_filter_set(struct rte_eth_dev *dev,
 	if (vlan_id > RTE_ETHER_MAX_VLAN_ID)
 		return -EINVAL;
 
+	if (vlan_id == 0)
+		return 0;
+
 	func_id = hinic_global_func_id(nic_dev->hwdev);
 
 	if (enable) {