Merge pull request #8 from git-binbin/patch-1

Update wifi_config_log_handle.c

Author: yougaliu007

qcloud-iot-esp8266-demo/main/wifi_config/wifi_config_log_handle.c

@@ -28,10 +28,12 @@
 
 /************** WiFi config error msg collect and post feature ******************/
 
+#ifdef WIFI_LOG_UPLOAD
 /* FreeRTOS msg queue */
 static void *g_dev_log_queue = NULL;
 #define LOG_QUEUE_SIZE 10
 #define LOG_ITEM_SIZE  128
+#endif
 
 int init_dev_log_queue(void)
 {