diff --git a/drivers/bluetooth/rtk_coex.c b/drivers/bluetooth/rtk_coex.c
index f54dc5b73f6b..b62f4e6b814b 100755
--- a/drivers/bluetooth/rtk_coex.c
+++ b/drivers/bluetooth/rtk_coex.c
@@ -33,10 +33,18 @@
 
 #define RTK_VERSION "1.2"
 
+//#define RTKBT_DEBUG_ENABLE
+#if defined(RTKBT_DEBUG_ENABLE)
 #define RTKBT_DBG(fmt, arg...) printk(KERN_INFO "rtk_btcoex: " fmt "\n" , ## arg)
 #define RTKBT_INFO(fmt, arg...) printk(KERN_INFO "rtk_btcoex: " fmt "\n" , ## arg)
 #define RTKBT_WARN(fmt, arg...) printk(KERN_WARNING "rtk_btcoex: " fmt "\n", ## arg)
 #define RTKBT_ERR(fmt, arg...) printk(KERN_WARNING "rtk_btcoex: " fmt "\n", ## arg)
+#else
+#define RTKBT_DBG(fmt, arg...)
+#define RTKBT_INFO(fmt, arg...)
+#define RTKBT_WARN(fmt, arg...)
+#define RTKBT_ERR(fmt, arg...)
+#endif
 
 static struct rtl_coex_struct btrtl_coex;
 
diff --git a/drivers/net/wireless/rtl8723du/Makefile b/drivers/net/wireless/rtl8723du/Makefile
old mode 100644
new mode 100755
index 66dbc6119422..e53cc0923995
--- a/drivers/net/wireless/rtl8723du/Makefile
+++ b/drivers/net/wireless/rtl8723du/Makefile
@@ -72,7 +72,7 @@ CONFIG_RTW_GRO = n
 CONFIG_RTW_DEBUG = y
 # default log level is _DRV_INFO_ = 4,
 # please refer to "How_to_set_driver_debug_log_level.doc" to set the available level.
-CONFIG_RTW_LOG_LEVEL = 4
+CONFIG_RTW_LOG_LEVEL = 0
 ######################## Wake On Lan ##########################
 CONFIG_WOWLAN = n
 CONFIG_GPIO_WAKEUP = n