diff options
| -rw-r--r-- | net/bridge/br_device.c | 3 | ||||
| -rw-r--r-- | net/bridge/br_if.c | 2 | ||||
| -rw-r--r-- | net/bridge/br_input.c | 3 | ||||
| -rw-r--r-- | net/bridge/br_netlink.c | 5 | ||||
| -rw-r--r-- | net/bridge/br_private.h | 31 |
5 files changed, 44 insertions, 0 deletions
diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c index 0e3dbc5f3c34..8ec1362588af 100644 --- a/net/bridge/br_device.c +++ b/net/bridge/br_device.c @@ -463,6 +463,9 @@ void br_dev_setup(struct net_device *dev) spin_lock_init(&br->lock); INIT_LIST_HEAD(&br->port_list); INIT_HLIST_HEAD(&br->fdb_list); +#if IS_ENABLED(CONFIG_BRIDGE_MRP) + INIT_LIST_HEAD(&br->mrp_list); +#endif spin_lock_init(&br->hash_lock); br->bridge_id.prio[0] = 0x80; diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c index 4fe30b182ee7..ca685c0cdf95 100644 --- a/net/bridge/br_if.c +++ b/net/bridge/br_if.c @@ -333,6 +333,8 @@ static void del_nbp(struct net_bridge_port *p) br_stp_disable_port(p); spin_unlock_bh(&br->lock); + br_mrp_port_del(br, p); + br_ifinfo_notify(RTM_DELLINK, NULL, p); list_del_rcu(&p->list); diff --git a/net/bridge/br_input.c b/net/bridge/br_input.c index fcc260840028..d5c34f36f0f4 100644 --- a/net/bridge/br_input.c +++ b/net/bridge/br_input.c @@ -342,6 +342,9 @@ rx_handler_result_t br_handle_frame(struct sk_buff **pskb) } } + if (unlikely(br_mrp_process(p, skb))) + return RX_HANDLER_PASS; + forward: switch (p->state) { case BR_STATE_FORWARDING: diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c index 4084f1ef8641..1a5e681a626a 100644 --- a/net/bridge/br_netlink.c +++ b/net/bridge/br_netlink.c @@ -672,6 +672,11 @@ static int br_afspec(struct net_bridge *br, if (err) return err; break; + case IFLA_BRIDGE_MRP: + err = br_mrp_parse(br, p, attr, cmd, extack); + if (err) + return err; + break; } } diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h index 835a70f8d3ea..5835828320b6 100644 --- a/net/bridge/br_private.h +++ b/net/bridge/br_private.h @@ -1308,6 +1308,37 @@ unsigned long br_timer_value(const struct timer_list *timer); extern int (*br_fdb_test_addr_hook)(struct net_device *dev, unsigned char *addr); #endif +/* br_mrp.c */ +#if IS_ENABLED(CONFIG_BRIDGE_MRP) +int br_mrp_parse(struct net_bridge *br, struct net_bridge_port *p, + struct nlattr *attr, int cmd, struct netlink_ext_ack *extack); +int br_mrp_process(struct net_bridge_port *p, struct sk_buff *skb); +bool br_mrp_enabled(struct net_bridge *br); +void br_mrp_port_del(struct net_bridge *br, struct net_bridge_port *p); +#else +static inline int br_mrp_parse(struct net_bridge *br, struct net_bridge_port *p, + struct nlattr *attr, int cmd, + struct netlink_ext_ack *extack) +{ + return -EOPNOTSUPP; +} + +static inline int br_mrp_process(struct net_bridge_port *p, struct sk_buff *skb) +{ + return 0; +} + +static inline bool br_mrp_enabled(struct net_bridge *br) +{ + return 0; +} + +static inline void br_mrp_port_del(struct net_bridge *br, + struct net_bridge_port *p) +{ +} +#endif + /* br_netlink.c */ extern struct rtnl_link_ops br_link_ops; int br_netlink_init(void); |