From a08cb6e7274d307f704dafabbebbb7dd9ca73f30 Mon Sep 17 00:00:00 2001
From: hathach <thach@tinyusb.org>
Date: Sun, 1 Jul 2018 15:54:40 +0700
Subject: clean up

---
 src/class/msc/msc_device.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/class')

diff --git a/src/class/msc/msc_device.c b/src/class/msc/msc_device.c
index 3adcbc985..d61842c15 100644
--- a/src/class/msc/msc_device.c
+++ b/src/class/msc/msc_device.c
@@ -51,7 +51,9 @@
 VERIFY_STATIC(CFG_TUD_MSC_BUFSIZE < UINT16_MAX, "Size is not correct");
 
 #ifndef CFG_TUD_MSC_MAXLUN
-#define CFG_TUD_MSC_MAXLUN 1
+  #define CFG_TUD_MSC_MAXLUN 1
+#elif CFG_TUD_MSC_MAXLUN == 0 || CFG_TUD_MSC_MAXLUN > 16
+  #error MSC Device: Incorrect setting of MAX LUN
 #endif
 
 //--------------------------------------------------------------------+
-- 
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