diff --git a/net/tipc/net.c b/net/tipc/net.c
index 074891a..cd03286 100644
--- a/net/tipc/net.c
+++ b/net/tipc/net.c
@@ -116,7 +116,7 @@
 */
 
 rwlock_t tipc_net_lock = RW_LOCK_UNLOCKED;
-struct network tipc_net = { 0 };
+struct network tipc_net = { NULL };
 
 struct node *tipc_net_select_remote_node(u32 addr, u32 ref) 
 {
@@ -181,7 +181,7 @@
 		tipc_zone_delete(tipc_net.zones[z_num]);
 	}
 	kfree(tipc_net.zones);
-	tipc_net.zones = 0;
+	tipc_net.zones = NULL;
 }
 
 static void net_route_named_msg(struct sk_buff *buf)