netfilter: flowtable: add bridge vlan filtering support

Add the vlan tag based when PVID is set on.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/netfilter/nft_flow_offload.c b/net/netfilter/nft_flow_offload.c
index 8392b1a..651364d 100644 (file)
--- a/net/netfilter/nft_flow_offload.c
+++ b/net/netfilter/nft_flow_offload.c
@@ -111,6 +111,18 @@ static void nft_dev_path_info(const struct net_device_path_stack *stack,
                        if (is_zero_ether_addr(info->h_source))
                                memcpy(info->h_source, path->dev->dev_addr, ETH_ALEN);
 
+                       switch (path->bridge.vlan_mode) {
+                       case DEV_PATH_BR_VLAN_TAG:
+                               info->encap[info->num_encaps].id = path->bridge.vlan_id;
+                               info->encap[info->num_encaps].proto = path->bridge.vlan_proto;
+                               info->num_encaps++;
+                               break;
+                       case DEV_PATH_BR_VLAN_UNTAG:
+                               info->num_encaps--;
+                               break;
+                       case DEV_PATH_BR_VLAN_KEEP:
+                               break;
+                       }
                        info->xmit_type = FLOW_OFFLOAD_XMIT_DIRECT;
                        break;
                default: