1 files changed, 2 insertions, 5 deletions

diff --git a/net/tipc/net.c b/net/tipc/net.c
index f7c8223ddf7d..a991bf8a7f74 100644
--- a/net/tipc/net.c
+++ b/net/tipc/net.c
@@ -115,7 +115,7 @@
  *     - A local spin_lock protecting the queue of subscriber events.
 */
 
-rwlock_t tipc_net_lock = RW_LOCK_UNLOCKED;
+DEFINE_RWLOCK(tipc_net_lock);
 struct network tipc_net = { NULL };
 
 struct node *tipc_net_select_remote_node(u32 addr, u32 ref) 
@@ -160,14 +160,11 @@ void tipc_net_send_external_routes(u32 dest)
 
 static int net_init(void)
 {
-        u32 sz = sizeof(struct _zone *) * (tipc_max_zones + 1);
-
         memset(&tipc_net, 0, sizeof(tipc_net));
-        tipc_net.zones = (struct _zone **)kmalloc(sz, GFP_ATOMIC);
+        tipc_net.zones = kcalloc(tipc_max_zones + 1, sizeof(struct _zone *), GFP_ATOMIC);
         if (!tipc_net.zones) {
                 return -ENOMEM;
         }
-        memset(tipc_net.zones, 0, sz);
         return TIPC_OK;
 }