diff --git a/zun/container/os_capability/host_capability.py b/zun/container/os_capability/host_capability.py
index 04789eefe..5bba703a9 100644
--- a/zun/container/os_capability/host_capability.py
+++ b/zun/container/os_capability/host_capability.py
@@ -136,7 +136,7 @@ class Host(object):
                             {'network': pcinet_info.get('capabilities')}}
             return {}
 
-        def _get_product_and_vendor(address):
+        def _get_vendor_and_product(address):
             output, status = utils.execute('lspci', '-n', '-s', address)
             value = output.split()[2]
             result = value.split(":")
@@ -152,7 +152,7 @@ class Host(object):
             return numa_node
 
         dev_name = 'pci_' + address.replace(":", "_").replace(".", "_")
-        product_id, vendor_id = _get_product_and_vendor(address)
+        vendor_id, product_id = _get_vendor_and_product(address)
         numa_node = _get_numa_node(address)
         device = {
             "dev_id": dev_name,
diff --git a/zun/tests/unit/container/os_capability/linux/os_capability_linux/test_os_capability_linux.py b/zun/tests/unit/container/os_capability/linux/os_capability_linux/test_os_capability_linux.py
index 924dbc99c..31a56cb8f 100644
--- a/zun/tests/unit/container/os_capability/linux/os_capability_linux/test_os_capability_linux.py
+++ b/zun/tests/unit/container/os_capability/linux/os_capability_linux/test_os_capability_linux.py
@@ -132,10 +132,10 @@ rx-vlan-stag-filter: off [fixed]'''
         mock_output.side_effect = values
         expected = {"dev_id": "pci_0000_02_10_7",
                     "address": "0000:02:10.7",
-                    "product_id": "8086",
-                    "vendor_id": "1520",
+                    "vendor_id": "8086",
+                    "product_id": "1520",
                     "numa_node": 0,
-                    "label": "label_1520_8086",
+                    "label": "label_8086_1520",
                     "dev_type": "VF",
                     "parent_addr": "0000:02:10.7"}
         output = os_capability_linux.LinuxHost().get_pci_resources()