From 567725878254530eaf313cf69c5ce8f31ba4ee17 Mon Sep 17 00:00:00 2001
From: hathach <thach@tinyusb.org>
Date: Wed, 6 Jun 2018 13:40:02 +0700
Subject: clean up

---
 tinyusb/class/cdc/cdc_device.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'tinyusb/class/cdc/cdc_device.c')

diff --git a/tinyusb/class/cdc/cdc_device.c b/tinyusb/class/cdc/cdc_device.c
index 735a1ff72..9237e1945 100644
--- a/tinyusb/class/cdc/cdc_device.c
+++ b/tinyusb/class/cdc/cdc_device.c
@@ -314,11 +314,11 @@ tusb_error_t cdcd_xfer_cb(uint8_t rhport, uint8_t ep_addr, tusb_event_t event, u
   return TUSB_ERROR_NONE;
 }
 
+#if CFG_TUD_CDC_FLUSH_ON_SOF
 void cdcd_sof(uint8_t rhport)
 {
-#if CFG_TUD_CDC_FLUSH_ON_SOF
   tud_n_cdc_flush(rhport);
-#endif
 }
+#endif
 
 #endif
-- 
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