* Module global variables
*/
/* {{{ */
-static pinba_statnode_t *stat_nodes = NULL;
-static unsigned int stat_nodes_num = 0;
+static pinba_statnode_t *stat_nodes;
+static unsigned int stat_nodes_num;
static pthread_mutex_t stat_nodes_lock;
-static char *conf_node = NULL;
-static char *conf_service = NULL;
+static char *conf_node;
+static char *conf_service;
static bool collector_thread_running;
static bool collector_thread_do_shutdown;