aboutsummaryrefslogtreecommitdiffstats
path: root/net/bridge/br_netlink.c
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--net/bridge/br_netlink.c151
1 files changed, 62 insertions, 89 deletions
diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c
index 49700ce0e919..f2b1343f8332 100644
--- a/net/bridge/br_netlink.c
+++ b/net/bridge/br_netlink.c
@@ -18,6 +18,7 @@
#include "br_private_stp.h"
#include "br_private_cfm.h"
#include "br_private_tunnel.h"
+#include "br_private_mcast_eht.h"
static int __get_num_vlan_infos(struct net_bridge_vlan_group *vg,
u32 filter_mask)
@@ -199,6 +200,8 @@ static inline size_t br_port_info_size(void)
+ nla_total_size(sizeof(u16)) /* IFLA_BRPORT_GROUP_FWD_MASK */
+ nla_total_size(sizeof(u8)) /* IFLA_BRPORT_MRP_RING_OPEN */
+ nla_total_size(sizeof(u8)) /* IFLA_BRPORT_MRP_IN_OPEN */
+ + nla_total_size(sizeof(u32)) /* IFLA_BRPORT_MCAST_EHT_HOSTS_LIMIT */
+ + nla_total_size(sizeof(u32)) /* IFLA_BRPORT_MCAST_EHT_HOSTS_CNT */
+ 0;
}
@@ -283,7 +286,11 @@ static int br_port_fill_attrs(struct sk_buff *skb,
#ifdef CONFIG_BRIDGE_IGMP_SNOOPING
if (nla_put_u8(skb, IFLA_BRPORT_MULTICAST_ROUTER,
- p->multicast_router))
+ p->multicast_router) ||
+ nla_put_u32(skb, IFLA_BRPORT_MCAST_EHT_HOSTS_LIMIT,
+ p->multicast_eht_hosts_limit) ||
+ nla_put_u32(skb, IFLA_BRPORT_MCAST_EHT_HOSTS_CNT,
+ p->multicast_eht_hosts_cnt))
return -EMSGSIZE;
#endif
@@ -820,6 +827,7 @@ static const struct nla_policy br_port_policy[IFLA_BRPORT_MAX + 1] = {
[IFLA_BRPORT_NEIGH_SUPPRESS] = { .type = NLA_U8 },
[IFLA_BRPORT_ISOLATED] = { .type = NLA_U8 },
[IFLA_BRPORT_BACKUP_PORT] = { .type = NLA_U32 },
+ [IFLA_BRPORT_MCAST_EHT_HOSTS_LIMIT] = { .type = NLA_U32 },
};
/* Change the state of the port and notify spanning tree */
@@ -845,87 +853,59 @@ static int br_set_port_state(struct net_bridge_port *p, u8 state)
}
/* Set/clear or port flags based on attribute */
-static int br_set_port_flag(struct net_bridge_port *p, struct nlattr *tb[],
- int attrtype, unsigned long mask)
+static void br_set_port_flag(struct net_bridge_port *p, struct nlattr *tb[],
+ int attrtype, unsigned long mask)
{
- unsigned long flags;
- int err;
-
if (!tb[attrtype])
- return 0;
+ return;
if (nla_get_u8(tb[attrtype]))
- flags = p->flags | mask;
+ p->flags |= mask;
else
- flags = p->flags & ~mask;
-
- err = br_switchdev_set_port_flag(p, flags, mask);
- if (err)
- return err;
-
- p->flags = flags;
- return 0;
+ p->flags &= ~mask;
}
/* Process bridge protocol info on port */
-static int br_setport(struct net_bridge_port *p, struct nlattr *tb[])
+static int br_setport(struct net_bridge_port *p, struct nlattr *tb[],
+ struct netlink_ext_ack *extack)
{
- unsigned long old_flags = p->flags;
- bool br_vlan_tunnel_old = false;
+ unsigned long old_flags, changed_mask;
+ bool br_vlan_tunnel_old;
int err;
- err = br_set_port_flag(p, tb, IFLA_BRPORT_MODE, BR_HAIRPIN_MODE);
- if (err)
- return err;
-
- err = br_set_port_flag(p, tb, IFLA_BRPORT_GUARD, BR_BPDU_GUARD);
- if (err)
- return err;
-
- err = br_set_port_flag(p, tb, IFLA_BRPORT_FAST_LEAVE, BR_MULTICAST_FAST_LEAVE);
- if (err)
- return err;
-
- err = br_set_port_flag(p, tb, IFLA_BRPORT_PROTECT, BR_ROOT_BLOCK);
- if (err)
- return err;
-
- err = br_set_port_flag(p, tb, IFLA_BRPORT_LEARNING, BR_LEARNING);
- if (err)
- return err;
-
- err = br_set_port_flag(p, tb, IFLA_BRPORT_UNICAST_FLOOD, BR_FLOOD);
- if (err)
- return err;
-
- err = br_set_port_flag(p, tb, IFLA_BRPORT_MCAST_FLOOD, BR_MCAST_FLOOD);
- if (err)
- return err;
-
- err = br_set_port_flag(p, tb, IFLA_BRPORT_MCAST_TO_UCAST, BR_MULTICAST_TO_UNICAST);
- if (err)
- return err;
-
- err = br_set_port_flag(p, tb, IFLA_BRPORT_BCAST_FLOOD, BR_BCAST_FLOOD);
- if (err)
- return err;
-
- err = br_set_port_flag(p, tb, IFLA_BRPORT_PROXYARP, BR_PROXYARP);
- if (err)
- return err;
-
- err = br_set_port_flag(p, tb, IFLA_BRPORT_PROXYARP_WIFI, BR_PROXYARP_WIFI);
- if (err)
- return err;
-
- br_vlan_tunnel_old = (p->flags & BR_VLAN_TUNNEL) ? true : false;
- err = br_set_port_flag(p, tb, IFLA_BRPORT_VLAN_TUNNEL, BR_VLAN_TUNNEL);
- if (err)
+ old_flags = p->flags;
+ br_vlan_tunnel_old = (old_flags & BR_VLAN_TUNNEL) ? true : false;
+
+ br_set_port_flag(p, tb, IFLA_BRPORT_MODE, BR_HAIRPIN_MODE);
+ br_set_port_flag(p, tb, IFLA_BRPORT_GUARD, BR_BPDU_GUARD);
+ br_set_port_flag(p, tb, IFLA_BRPORT_FAST_LEAVE,
+ BR_MULTICAST_FAST_LEAVE);
+ br_set_port_flag(p, tb, IFLA_BRPORT_PROTECT, BR_ROOT_BLOCK);
+ br_set_port_flag(p, tb, IFLA_BRPORT_LEARNING, BR_LEARNING);
+ br_set_port_flag(p, tb, IFLA_BRPORT_UNICAST_FLOOD, BR_FLOOD);
+ br_set_port_flag(p, tb, IFLA_BRPORT_MCAST_FLOOD, BR_MCAST_FLOOD);
+ br_set_port_flag(p, tb, IFLA_BRPORT_MCAST_TO_UCAST,
+ BR_MULTICAST_TO_UNICAST);
+ br_set_port_flag(p, tb, IFLA_BRPORT_BCAST_FLOOD, BR_BCAST_FLOOD);
+ br_set_port_flag(p, tb, IFLA_BRPORT_PROXYARP, BR_PROXYARP);
+ br_set_port_flag(p, tb, IFLA_BRPORT_PROXYARP_WIFI, BR_PROXYARP_WIFI);
+ br_set_port_flag(p, tb, IFLA_BRPORT_VLAN_TUNNEL, BR_VLAN_TUNNEL);
+ br_set_port_flag(p, tb, IFLA_BRPORT_NEIGH_SUPPRESS, BR_NEIGH_SUPPRESS);
+ br_set_port_flag(p, tb, IFLA_BRPORT_ISOLATED, BR_ISOLATED);
+
+ changed_mask = old_flags ^ p->flags;
+
+ err = br_switchdev_set_port_flag(p, p->flags, changed_mask, extack);
+ if (err) {
+ p->flags = old_flags;
return err;
+ }
if (br_vlan_tunnel_old && !(p->flags & BR_VLAN_TUNNEL))
nbp_vlan_tunnel_info_flush(p);
+ br_port_flags_change(p, changed_mask);
+
if (tb[IFLA_BRPORT_COST]) {
err = br_stp_set_path_cost(p, nla_get_u32(tb[IFLA_BRPORT_COST]));
if (err)
@@ -955,6 +935,15 @@ static int br_setport(struct net_bridge_port *p, struct nlattr *tb[])
if (err)
return err;
}
+
+ if (tb[IFLA_BRPORT_MCAST_EHT_HOSTS_LIMIT]) {
+ u32 hlimit;
+
+ hlimit = nla_get_u32(tb[IFLA_BRPORT_MCAST_EHT_HOSTS_LIMIT]);
+ err = br_multicast_eht_set_hosts_limit(p, hlimit);
+ if (err)
+ return err;
+ }
#endif
if (tb[IFLA_BRPORT_GROUP_FWD_MASK]) {
@@ -965,15 +954,6 @@ static int br_setport(struct net_bridge_port *p, struct nlattr *tb[])
p->group_fwd_mask = fwd_mask;
}
- err = br_set_port_flag(p, tb, IFLA_BRPORT_NEIGH_SUPPRESS,
- BR_NEIGH_SUPPRESS);
- if (err)
- return err;
-
- err = br_set_port_flag(p, tb, IFLA_BRPORT_ISOLATED, BR_ISOLATED);
- if (err)
- return err;
-
if (tb[IFLA_BRPORT_BACKUP_PORT]) {
struct net_device *backup_dev = NULL;
u32 backup_ifindex;
@@ -991,7 +971,6 @@ static int br_setport(struct net_bridge_port *p, struct nlattr *tb[])
return err;
}
- br_port_flags_change(p, old_flags ^ p->flags);
return 0;
}
@@ -1029,7 +1008,7 @@ int br_setlink(struct net_device *dev, struct nlmsghdr *nlh, u16 flags,
return err;
spin_lock_bh(&p->br->lock);
- err = br_setport(p, tb);
+ err = br_setport(p, tb, extack);
spin_unlock_bh(&p->br->lock);
} else {
/* Binary compatibility with old RSTP */
@@ -1096,15 +1075,9 @@ static int br_validate(struct nlattr *tb[], struct nlattr *data[],
return 0;
#ifdef CONFIG_BRIDGE_VLAN_FILTERING
- if (data[IFLA_BR_VLAN_PROTOCOL]) {
- switch (nla_get_be16(data[IFLA_BR_VLAN_PROTOCOL])) {
- case htons(ETH_P_8021Q):
- case htons(ETH_P_8021AD):
- break;
- default:
- return -EPROTONOSUPPORT;
- }
- }
+ if (data[IFLA_BR_VLAN_PROTOCOL] &&
+ !eth_type_vlan(nla_get_be16(data[IFLA_BR_VLAN_PROTOCOL])))
+ return -EPROTONOSUPPORT;
if (data[IFLA_BR_VLAN_DEFAULT_PVID]) {
__u16 defpvid = nla_get_u16(data[IFLA_BR_VLAN_DEFAULT_PVID]);
@@ -1130,7 +1103,7 @@ static int br_port_slave_changelink(struct net_device *brdev,
return 0;
spin_lock_bh(&br->lock);
- ret = br_setport(br_port_get_rtnl(dev), data);
+ ret = br_setport(br_port_get_rtnl(dev), data, extack);
spin_unlock_bh(&br->lock);
return ret;
@@ -1239,7 +1212,7 @@ static int br_changelink(struct net_device *brdev, struct nlattr *tb[],
if (data[IFLA_BR_VLAN_FILTERING]) {
u8 vlan_filter = nla_get_u8(data[IFLA_BR_VLAN_FILTERING]);
- err = __br_vlan_filter_toggle(br, vlan_filter);
+ err = br_vlan_filter_toggle(br, vlan_filter, extack);
if (err)
return err;
}
@@ -1248,7 +1221,7 @@ static int br_changelink(struct net_device *brdev, struct nlattr *tb[],
if (data[IFLA_BR_VLAN_PROTOCOL]) {
__be16 vlan_proto = nla_get_be16(data[IFLA_BR_VLAN_PROTOCOL]);
- err = __br_vlan_set_proto(br, vlan_proto);
+ err = __br_vlan_set_proto(br, vlan_proto, extack);
if (err)
return err;
}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.