diff options
Diffstat (limited to 'net/openvswitch/flow_netlink.c')
| -rw-r--r-- | net/openvswitch/flow_netlink.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/net/openvswitch/flow_netlink.c b/net/openvswitch/flow_netlink.c index c3d0cc4321c3..d19044f2b1f4 100644 --- a/net/openvswitch/flow_netlink.c +++ b/net/openvswitch/flow_netlink.c @@ -2383,6 +2383,8 @@ static int __ovs_nla_copy_actions(struct net *net, const struct nlattr *attr, [OVS_ACTION_ATTR_HASH] = sizeof(struct ovs_action_hash), [OVS_ACTION_ATTR_CT] = (u32)-1, [OVS_ACTION_ATTR_TRUNC] = sizeof(struct ovs_action_trunc), + [OVS_ACTION_ATTR_PUSH_ETH] = sizeof(struct ovs_action_push_eth), + [OVS_ACTION_ATTR_POP_ETH] = 0, }; const struct ovs_action_push_vlan *vlan; int type = nla_type(a); @@ -2517,6 +2519,22 @@ static int __ovs_nla_copy_actions(struct net *net, const struct nlattr *attr, skip_copy = true; break; + case OVS_ACTION_ATTR_PUSH_ETH: + /* Disallow pushing an Ethernet header if one + * is already present */ + if (mac_proto != MAC_PROTO_NONE) + return -EINVAL; + mac_proto = MAC_PROTO_NONE; + break; + + case OVS_ACTION_ATTR_POP_ETH: + if (mac_proto != MAC_PROTO_ETHERNET) + return -EINVAL; + if (vlan_tci & htons(VLAN_TAG_PRESENT)) + return -EINVAL; + mac_proto = MAC_PROTO_ETHERNET; + break; + default: OVS_NLERR(log, "Unknown Action type %d", type); return -EINVAL; |