[components][drivers][usb_common]: Fix typo for 'ifndf' in usb_common.h

2018-10-26 14:33:21 +08:00 · 2018-10-26 14:33:21 +08:00 · 4f14dc9186
parent 328a697c1d
commit 4f14dc9186
1 changed files with 1 additions and 1 deletions
--- a/components/drivers/include/drivers/usb_common.h
+++ b/components/drivers/include/drivers/usb_common.h
@ -225,7 +225,7 @@ extern "C" {
 #ifndef USB_TIMEOUT_LONG
 #define USB_TIMEOUT_LONG                (RT_TICK_PER_SECOND * 5)    /* 5s */
 #endif
-#ifndf USB_DEBOUNCE_TIME
+#ifndef USB_DEBOUNCE_TIME
 #define USB_DEBOUNCE_TIME               (RT_TICK_PER_SECOND / 5)    /* 0.2s */
 #endif