diff options
Diffstat (limited to 'net/bridge')
| -rw-r--r-- | net/bridge/br_mdb.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/net/bridge/br_mdb.c b/net/bridge/br_mdb.c index cd8deea2d074..30e105f57f0d 100644 --- a/net/bridge/br_mdb.c +++ b/net/bridge/br_mdb.c @@ -7,6 +7,7 @@ #include <linux/if_ether.h> #include <net/ip.h> #include <net/netlink.h> +#include <net/switchdev.h> #if IS_ENABLED(CONFIG_IPV6) #include <net/ipv6.h> #include <net/addrconf.h> @@ -210,10 +211,32 @@ static inline size_t rtnl_mdb_nlmsg_size(void) static void __br_mdb_notify(struct net_device *dev, struct br_mdb_entry *entry, int type) { + struct switchdev_obj_port_mdb mdb = { + .obj = { + .id = SWITCHDEV_OBJ_ID_PORT_MDB, + .flags = SWITCHDEV_F_DEFER, + }, + .vid = entry->vid, + }; + struct net_device *port_dev; struct net *net = dev_net(dev); struct sk_buff *skb; int err = -ENOBUFS; + port_dev = __dev_get_by_index(net, entry->ifindex); + if (entry->addr.proto == htons(ETH_P_IP)) + ip_eth_mc_map(entry->addr.u.ip4, mdb.addr); +#if IS_ENABLED(CONFIG_IPV6) + else + ipv6_eth_mc_map(&entry->addr.u.ip6, mdb.addr); +#endif + + mdb.obj.orig_dev = port_dev; + if (port_dev && type == RTM_NEWMDB) + switchdev_port_obj_add(port_dev, &mdb.obj); + else if (port_dev && type == RTM_DELMDB) + switchdev_port_obj_del(port_dev, &mdb.obj); + skb = nlmsg_new(rtnl_mdb_nlmsg_size(), GFP_ATOMIC); if (!skb) goto errout; |