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[2001:1c00:20d:1300:1b1c:4449:176a:89ea]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-aa20e081574sm634875566b.179.2024.11.19.02.19.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 19 Nov 2024 02:19:24 -0800 (PST) From: Eric Woudstra To: "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Simon Horman , Andrew Lunn , Pablo Neira Ayuso , Jozsef Kadlecsik , Jiri Pirko , Ivan Vecera , Roopa Prabhu , Nikolay Aleksandrov , Matthias Brugger , AngeloGioacchino Del Regno , David Ahern , Sebastian Andrzej Siewior , Lorenzo Bianconi , Joe Damato , Alexander Lobakin , Vladimir Oltean , "Frank Wunderlich" , Daniel Golle Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, netfilter-devel@vger.kernel.org, coreteam@netfilter.org, bridge@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, Eric Woudstra Subject: [PATCH RFC v2 net-next 05/14] bridge: br_fill_forward_path add port to port Date: Tue, 19 Nov 2024 11:18:57 +0100 Message-ID: <20241119101906.862680-6-ericwouds@gmail.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20241119101906.862680-1-ericwouds@gmail.com> References: <20241119101906.862680-1-ericwouds@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" If handed a bridge port, use the bridge master to fill the forward path. Signed-off-by: Eric Woudstra --- net/bridge/br_device.c | 19 ++++++++++++++----- 1 file changed, 14 insertions(+), 5 deletions(-) diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c index 0ab4613aa07a..c7646afc8b96 100644 --- a/net/bridge/br_device.c +++ b/net/bridge/br_device.c @@ -383,16 +383,25 @@ static int br_del_slave(struct net_device *dev, struc= t net_device *slave_dev) static int br_fill_forward_path(struct net_device_path_ctx *ctx, struct net_device_path *path) { + struct net_bridge_port *src, *dst; struct net_bridge_fdb_entry *f; - struct net_bridge_port *dst; struct net_bridge *br; =20 - if (netif_is_bridge_port(ctx->dev)) - return -1; + if (netif_is_bridge_port(ctx->dev)) { + struct net_device *br_dev; + + br_dev =3D netdev_master_upper_dev_get_rcu((struct net_device *)ctx->dev= ); + if (!br_dev) + return -1; =20 - br =3D netdev_priv(ctx->dev); + src =3D br_port_get_rcu(ctx->dev); + br =3D netdev_priv(br_dev); + } else { + src =3D NULL; + br =3D netdev_priv(ctx->dev); + } =20 - br_vlan_fill_forward_path_pvid(br, ctx, path); + br_vlan_fill_forward_path_pvid(br, src, ctx, path); =20 f =3D br_fdb_find_rcu(br, ctx->daddr, path->bridge.vlan_id); if (!f) --=20 2.45.2