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-rw-r--r--include/uapi/linux/netfilter/nf_tables.h2
-rw-r--r--net/bridge/netfilter/nft_meta_bridge.c12
2 files changed, 14 insertions, 0 deletions
diff --git a/include/uapi/linux/netfilter/nf_tables.h b/include/uapi/linux/netfilter/nf_tables.h
index 87474920615a..0e3462dfb182 100644
--- a/include/uapi/linux/netfilter/nf_tables.h
+++ b/include/uapi/linux/netfilter/nf_tables.h
@@ -796,6 +796,7 @@ enum nft_exthdr_attributes {
* @NFT_META_IIFKIND: packet input interface kind name (dev->rtnl_link_ops->kind)
* @NFT_META_OIFKIND: packet output interface kind name (dev->rtnl_link_ops->kind)
* @NFT_META_BRI_IIFPVID: packet input bridge port pvid
+ * @NFT_META_BRI_IIFVPROTO: packet input bridge vlan proto
*/
enum nft_meta_keys {
NFT_META_LEN,
@@ -827,6 +828,7 @@ enum nft_meta_keys {
NFT_META_IIFKIND,
NFT_META_OIFKIND,
NFT_META_BRI_IIFPVID,
+ NFT_META_BRI_IIFVPROTO,
};
/**
diff --git a/net/bridge/netfilter/nft_meta_bridge.c b/net/bridge/netfilter/nft_meta_bridge.c
index 9487d42f657a..bed66f536b34 100644
--- a/net/bridge/netfilter/nft_meta_bridge.c
+++ b/net/bridge/netfilter/nft_meta_bridge.c
@@ -49,6 +49,17 @@ static void nft_meta_bridge_get_eval(const struct nft_expr *expr,
nft_reg_store16(dest, p_pvid);
return;
}
+ case NFT_META_BRI_IIFVPROTO: {
+ u16 p_proto;
+
+ br_dev = nft_meta_get_bridge(in);
+ if (!br_dev || !br_vlan_enabled(br_dev))
+ goto err;
+
+ br_vlan_get_proto(br_dev, &p_proto);
+ nft_reg_store16(dest, p_proto);
+ return;
+ }
default:
goto out;
}
@@ -75,6 +86,7 @@ static int nft_meta_bridge_get_init(const struct nft_ctx *ctx,
len = IFNAMSIZ;
break;
case NFT_META_BRI_IIFPVID:
+ case NFT_META_BRI_IIFVPROTO:
len = sizeof(u16);
break;
default: