diff --git a/net/tipc/bcast.c b/net/tipc/bcast.c index ebf4fd7c3749..c6f0d1dbfc3c 100644 --- a/net/tipc/bcast.c +++ b/net/tipc/bcast.c @@ -106,6 +106,11 @@ struct tipc_bc_base { struct tipc_node *retransmit_to; }; +static struct tipc_bc_base *tipc_bc_base(struct net *net) +{ + return tipc_net(net)->bcbase; +} + /** * tipc_nmap_equal - test for equality of node maps */ @@ -1041,7 +1046,7 @@ int tipc_bcast_init(struct net *net) bcl->bearer_id = MAX_BEARERS; rcu_assign_pointer(tn->bearer_list[MAX_BEARERS], &bcbearer->bearer); bcl->pmsg = (struct tipc_msg *)&bcl->proto_msg; - msg_set_prevnode(bcl->pmsg, tn->own_addr); + strlcpy(bcl->name, tipc_bclink_name, TIPC_MAX_LINK_NAME); tn->bcbearer = bcbearer; tn->bcbase = bclink; @@ -1049,6 +1054,13 @@ int tipc_bcast_init(struct net *net) return 0; } +void tipc_bcast_reinit(struct net *net) +{ + struct tipc_bc_base *b = tipc_bc_base(net); + + msg_set_prevnode(b->link.pmsg, tipc_own_addr(net)); +} + void tipc_bcast_stop(struct net *net) { struct tipc_net *tn = net_generic(net, tipc_net_id); @@ -1056,7 +1068,6 @@ void tipc_bcast_stop(struct net *net) tipc_bclink_lock(net); tipc_link_purge_queues(tn->bcl); tipc_bclink_unlock(net); - RCU_INIT_POINTER(tn->bearer_list[BCBEARER], NULL); synchronize_net(); kfree(tn->bcbearer); diff --git a/net/tipc/bcast.h b/net/tipc/bcast.h index eac912abacd2..041935d4ad6d 100644 --- a/net/tipc/bcast.h +++ b/net/tipc/bcast.h @@ -47,6 +47,7 @@ struct tipc_node_map; extern const char tipc_bclink_name[]; int tipc_bcast_init(struct net *net); +void tipc_bcast_reinit(struct net *net); void tipc_bcast_stop(struct net *net); void tipc_bclink_add_node(struct net *net, u32 addr); void tipc_bclink_remove_node(struct net *net, u32 addr); diff --git a/net/tipc/core.c b/net/tipc/core.c index 005ba5eb0ea4..03a842870c52 100644 --- a/net/tipc/core.c +++ b/net/tipc/core.c @@ -42,6 +42,7 @@ #include "bearer.h" #include "net.h" #include "socket.h" +#include "bcast.h" #include @@ -71,8 +72,15 @@ static int __net_init tipc_init_net(struct net *net) err = tipc_topsrv_start(net); if (err) goto out_subscr; + + err = tipc_bcast_init(net); + if (err) + goto out_bclink; + return 0; +out_bclink: + tipc_bcast_stop(net); out_subscr: tipc_nametbl_stop(net); out_nametbl: @@ -85,6 +93,7 @@ static void __net_exit tipc_exit_net(struct net *net) { tipc_topsrv_stop(net); tipc_net_stop(net); + tipc_bcast_stop(net); tipc_nametbl_stop(net); tipc_sk_rht_destroy(net); } diff --git a/net/tipc/net.c b/net/tipc/net.c index dc623d5358aa..77bf9113c7a7 100644 --- a/net/tipc/net.c +++ b/net/tipc/net.c @@ -112,14 +112,11 @@ int tipc_net_start(struct net *net, u32 addr) { struct tipc_net *tn = net_generic(net, tipc_net_id); char addr_string[16]; - int res; tn->own_addr = addr; tipc_named_reinit(net); tipc_sk_reinit(net); - res = tipc_bcast_init(net); - if (res) - return res; + tipc_bcast_reinit(net); tipc_nametbl_publish(net, TIPC_CFG_SRV, tn->own_addr, tn->own_addr, TIPC_ZONE_SCOPE, 0, tn->own_addr); @@ -142,7 +139,6 @@ void tipc_net_stop(struct net *net) tn->own_addr); rtnl_lock(); tipc_bearer_stop(net); - tipc_bcast_stop(net); tipc_node_stop(net); rtnl_unlock();