diff --git a/drivers/usb/gadget/ci13xxx_udc.c b/drivers/usb/gadget/ci13xxx_udc.c
index e09178bc1450..348d8a0e3454 100644
--- a/drivers/usb/gadget/ci13xxx_udc.c
+++ b/drivers/usb/gadget/ci13xxx_udc.c
@@ -1864,7 +1864,7 @@ __acquires(mEp->lock)
 		}
 	}
 
-	if (retval == EBUSY)
+	if (retval == -EBUSY)
 		retval = 0;
 	if (retval < 0)
 		dbg_event(_usb_addr(mEp), "DONE", retval);