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-rw-r--r--net/tipc/bcast.c37
-rw-r--r--net/tipc/bcast.h2
-rw-r--r--net/tipc/net.c5
3 files changed, 13 insertions, 31 deletions
diff --git a/net/tipc/bcast.c b/net/tipc/bcast.c
index 28908f54459e..738cb642d31b 100644
--- a/net/tipc/bcast.c
+++ b/net/tipc/bcast.c
@@ -98,10 +98,13 @@ struct bclink {
struct tipc_node *retransmit_to;
};
+static struct bcbearer bcast_bearer;
+static struct bclink bcast_link;
+
+static struct bcbearer *bcbearer = &bcast_bearer;
+static struct bclink *bclink = &bcast_link;
+static struct link *bcl = &bcast_link.link;
-static struct bcbearer *bcbearer;
-static struct bclink *bclink;
-static struct link *bcl;
static DEFINE_SPINLOCK(bc_lock);
/* broadcast-capable node map */
@@ -752,25 +755,13 @@ int tipc_bclink_set_queue_limits(u32 limit)
return 0;
}
-int tipc_bclink_init(void)
+void tipc_bclink_init(void)
{
- bcbearer = kzalloc(sizeof(*bcbearer), GFP_ATOMIC);
- bclink = kzalloc(sizeof(*bclink), GFP_ATOMIC);
- if (!bcbearer || !bclink) {
- warn("Broadcast link creation failed, no memory\n");
- kfree(bcbearer);
- bcbearer = NULL;
- kfree(bclink);
- bclink = NULL;
- return -ENOMEM;
- }
-
INIT_LIST_HEAD(&bcbearer->bearer.cong_links);
bcbearer->bearer.media = &bcbearer->media;
bcbearer->media.send_msg = tipc_bcbearer_send;
sprintf(bcbearer->media.name, "tipc-broadcast");
- bcl = &bclink->link;
INIT_LIST_HEAD(&bcl->waiting_ports);
bcl->next_out_no = 1;
spin_lock_init(&bclink->node.lock);
@@ -780,22 +771,16 @@ int tipc_bclink_init(void)
bcl->b_ptr = &bcbearer->bearer;
bcl->state = WORKING_WORKING;
strlcpy(bcl->name, tipc_bclink_name, TIPC_MAX_LINK_NAME);
-
- return 0;
}
void tipc_bclink_stop(void)
{
spin_lock_bh(&bc_lock);
- if (bcbearer) {
- tipc_link_stop(bcl);
- bcl = NULL;
- kfree(bclink);
- bclink = NULL;
- kfree(bcbearer);
- bcbearer = NULL;
- }
+ tipc_link_stop(bcl);
spin_unlock_bh(&bc_lock);
+
+ memset(bclink, 0, sizeof(*bclink));
+ memset(bcbearer, 0, sizeof(*bcbearer));
}
diff --git a/net/tipc/bcast.h b/net/tipc/bcast.h
index 06740da5ae61..0b0444363b45 100644
--- a/net/tipc/bcast.h
+++ b/net/tipc/bcast.h
@@ -88,7 +88,7 @@ static inline int tipc_nmap_equal(struct tipc_node_map *nm_a, struct tipc_node_m
void tipc_port_list_add(struct port_list *pl_ptr, u32 port);
void tipc_port_list_free(struct port_list *pl_ptr);
-int tipc_bclink_init(void);
+void tipc_bclink_init(void);
void tipc_bclink_stop(void);
struct tipc_node *tipc_bclink_retransmit_to(void);
void tipc_bclink_acknowledge(struct tipc_node *n_ptr, u32 acked);
diff --git a/net/tipc/net.c b/net/tipc/net.c
index e13162fc61cf..61afee7e8291 100644
--- a/net/tipc/net.c
+++ b/net/tipc/net.c
@@ -174,7 +174,6 @@ void tipc_net_route_msg(struct sk_buff *buf)
int tipc_net_start(u32 addr)
{
char addr_string[16];
- int res;
if (tipc_mode != TIPC_NODE_MODE)
return -ENOPROTOOPT;
@@ -187,9 +186,7 @@ int tipc_net_start(u32 addr)
tipc_named_reinit();
tipc_port_reinit();
- res = tipc_bclink_init();
- if (res)
- return res;
+ tipc_bclink_init();
tipc_k_signal((Handler)tipc_subscr_start, 0);
tipc_k_signal((Handler)tipc_cfg_init, 0);