diff --git a/include/uapi/linux/if_link.h b/include/uapi/linux/if_link.h index 7090b3977eaca5d69550263aa6df3720f8af905b..fe5fac5c2a7ff9fc56a349a6164fd5fd146379dc 100644 --- a/include/uapi/linux/if_link.h +++ b/include/uapi/linux/if_link.h @@ -248,6 +248,7 @@ enum { IFLA_BR_MCAST_ROUTER, IFLA_BR_MCAST_SNOOPING, IFLA_BR_MCAST_QUERY_USE_IFADDR, + IFLA_BR_MCAST_QUERIER, __IFLA_BR_MAX, }; diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c index 12ef844273a7b7f04ee0f452c471c7896c7b7b35..e21296dacf42f9e7951efab2722ffdcddee2ad4e 100644 --- a/net/bridge/br_netlink.c +++ b/net/bridge/br_netlink.c @@ -770,6 +770,7 @@ static const struct nla_policy br_policy[IFLA_BR_MAX + 1] = { [IFLA_BR_MCAST_ROUTER] = { .type = NLA_U8 }, [IFLA_BR_MCAST_SNOOPING] = { .type = NLA_U8 }, [IFLA_BR_MCAST_QUERY_USE_IFADDR] = { .type = NLA_U8 }, + [IFLA_BR_MCAST_QUERIER] = { .type = NLA_U8 }, }; static int br_changelink(struct net_device *brdev, struct nlattr *tb[], @@ -888,6 +889,14 @@ static int br_changelink(struct net_device *brdev, struct nlattr *tb[], val = nla_get_u8(data[IFLA_BR_MCAST_QUERY_USE_IFADDR]); br->multicast_query_use_ifaddr = !!val; } + + if (data[IFLA_BR_MCAST_QUERIER]) { + u8 mcast_querier = nla_get_u8(data[IFLA_BR_MCAST_QUERIER]); + + err = br_multicast_set_querier(br, mcast_querier); + if (err) + return err; + } #endif return 0; @@ -921,6 +930,7 @@ static size_t br_get_size(const struct net_device *brdev) nla_total_size(sizeof(u8)) + /* IFLA_BR_MCAST_ROUTER */ nla_total_size(sizeof(u8)) + /* IFLA_BR_MCAST_SNOOPING */ nla_total_size(sizeof(u8)) + /* IFLA_BR_MCAST_QUERY_USE_IFADDR */ + nla_total_size(sizeof(u8)) + /* IFLA_BR_MCAST_QUERIER */ #endif 0; } @@ -982,7 +992,8 @@ static int br_fill_info(struct sk_buff *skb, const struct net_device *brdev) if (nla_put_u8(skb, IFLA_BR_MCAST_ROUTER, br->multicast_router) || nla_put_u8(skb, IFLA_BR_MCAST_SNOOPING, !br->multicast_disabled) || nla_put_u8(skb, IFLA_BR_MCAST_QUERY_USE_IFADDR, - br->multicast_query_use_ifaddr)) + br->multicast_query_use_ifaddr) || + nla_put_u8(skb, IFLA_BR_MCAST_QUERIER, br->multicast_querier)) return -EMSGSIZE; #endif