netdev - [PATCH RFC v2 net-next 04/14] bridge: br_vlan_fill_forward_path

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Message-ID: <20241119101906.862680-5-ericwouds@gmail.com>
Date: Tue, 19 Nov 2024 11:18:56 +0100
From: Eric Woudstra <ericwouds@...il.com>
To: "David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>,
	Simon Horman <horms@...nel.org>,
	Andrew Lunn <andrew+netdev@...n.ch>,
	Pablo Neira Ayuso <pablo@...filter.org>,
	Jozsef Kadlecsik <kadlec@...filter.org>,
	Jiri Pirko <jiri@...nulli.us>,
	Ivan Vecera <ivecera@...hat.com>,
	Roopa Prabhu <roopa@...dia.com>,
	Nikolay Aleksandrov <razor@...ckwall.org>,
	Matthias Brugger <matthias.bgg@...il.com>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
	David Ahern <dsahern@...nel.org>,
	Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
	Lorenzo Bianconi <lorenzo@...nel.org>,
	Joe Damato <jdamato@...tly.com>,
	Alexander Lobakin <aleksander.lobakin@...el.com>,
	Vladimir Oltean <olteanv@...il.com>,
	"Frank Wunderlich" <frank-w@...lic-files.de>,
	Daniel Golle <daniel@...rotopia.org>
Cc: netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	netfilter-devel@...r.kernel.org,
	coreteam@...filter.org,
	bridge@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org,
	linux-mediatek@...ts.infradead.org,
	Eric Woudstra <ericwouds@...il.com>
Subject: [PATCH RFC v2 net-next 04/14] bridge: br_vlan_fill_forward_path_pvid: Add port to port

Lookup vlan group from bridge port, if it is passed as argument.

Signed-off-by: Eric Woudstra <ericwouds@...il.com>
---
 net/bridge/br_private.h | 2 ++
 net/bridge/br_vlan.c    | 6 +++++-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index 9853cfbb9d14..046d7b04771f 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -1581,6 +1581,7 @@ bool br_vlan_can_enter_range(const struct net_bridge_vlan *v_curr,
 			     const struct net_bridge_vlan *range_end);
 
 void br_vlan_fill_forward_path_pvid(struct net_bridge *br,
+				    struct net_bridge_port *p,
 				    struct net_device_path_ctx *ctx,
 				    struct net_device_path *path);
 int br_vlan_fill_forward_path_mode(struct net_bridge *br,
@@ -1750,6 +1751,7 @@ static inline int nbp_get_num_vlan_infos(struct net_bridge_port *p,
 }
 
 static inline void br_vlan_fill_forward_path_pvid(struct net_bridge *br,
+						  struct net_bridge_port *p,
 						  struct net_device_path_ctx *ctx,
 						  struct net_device_path *path)
 {
diff --git a/net/bridge/br_vlan.c b/net/bridge/br_vlan.c
index 89f51ea4cabe..2ea1e2ff4676 100644
--- a/net/bridge/br_vlan.c
+++ b/net/bridge/br_vlan.c
@@ -1441,6 +1441,7 @@ int br_vlan_get_pvid_rcu(const struct net_device *dev, u16 *p_pvid)
 EXPORT_SYMBOL_GPL(br_vlan_get_pvid_rcu);
 
 void br_vlan_fill_forward_path_pvid(struct net_bridge *br,
+				    struct net_bridge_port *p,
 				    struct net_device_path_ctx *ctx,
 				    struct net_device_path *path)
 {
@@ -1453,7 +1454,10 @@ void br_vlan_fill_forward_path_pvid(struct net_bridge *br,
 	if (!br_opt_get(br, BROPT_VLAN_ENABLED))
 		return;
 
-	vg = br_vlan_group(br);
+	if (p)
+		vg = nbp_vlan_group(p);
+	else
+		vg = br_vlan_group(br);
 
 	if (idx >= 0 &&
 	    ctx->vlan[idx].proto == br->vlan_proto) {
-- 
2.45.2