3 files changed, 5 insertions, 6 deletions
diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c
index 3523c8c7068f..f3d751105343 100644
--- a/net/bridge/br_multicast.c
+++ b/net/bridge/br_multicast.c
@@ -1677,8 +1677,6 @@ static void br_multicast_update_querier(struct net_bridge_mcast *brmctx,
 					int ifindex,
 					struct br_ip *saddr)
 {
-	lockdep_assert_held_once(&brmctx->br->multicast_lock);
-
 	write_seqcount_begin(&querier->seq);
 	querier->port_ifidx = ifindex;
 	memcpy(&querier->addr, saddr, sizeof(*saddr));
@@ -3867,13 +3865,13 @@ void br_multicast_ctx_init(struct net_bridge *br,
 
 	brmctx->ip4_other_query.delay_time = 0;
 	brmctx->ip4_querier.port_ifidx = 0;
-	seqcount_init(&brmctx->ip4_querier.seq);
+	seqcount_spinlock_init(&brmctx->ip4_querier.seq, &br->multicast_lock);
 	brmctx->multicast_igmp_version = 2;
 #if IS_ENABLED(CONFIG_IPV6)
 	brmctx->multicast_mld_version = 1;
 	brmctx->ip6_other_query.delay_time = 0;
 	brmctx->ip6_querier.port_ifidx = 0;
-	seqcount_init(&brmctx->ip6_querier.seq);
+	seqcount_spinlock_init(&brmctx->ip6_querier.seq, &br->multicast_lock);
 #endif
 
 	timer_setup(&brmctx->ip4_mc_router_timer,
diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c
index 6c58fc14d2cb..5c6c4305ed23 100644
--- a/net/bridge/br_netlink.c
+++ b/net/bridge/br_netlink.c
@@ -1666,7 +1666,8 @@ static size_t br_get_linkxstats_size(const struct net_device *dev, int attr)
 	}
 
 	return numvls * nla_total_size(sizeof(struct bridge_vlan_xstats)) +
-	       nla_total_size(sizeof(struct br_mcast_stats)) +
+	       nla_total_size_64bit(sizeof(struct br_mcast_stats)) +
+	       (p ? nla_total_size_64bit(sizeof(p->stp_xstats)) : 0) +
 	       nla_total_size(0);
 }
 
diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index b4cef3a97f12..e8136db44462 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -82,7 +82,7 @@ struct bridge_mcast_other_query {
 struct bridge_mcast_querier {
 	struct br_ip addr;
 	int port_ifidx;
-	seqcount_t seq;
+	seqcount_spinlock_t seq;
 };
 
 /* IGMP/MLD statistics */