From 7267299bd970b164ede12c33b99d067415e89ed6 Mon Sep 17 00:00:00 2001
From: Ryan Vasquez <ryanv@esdemc.com>
Date: Mon, 19 Aug 2019 12:23:50 -0500
Subject: [PATCH] corrected the Callback function call in attach, minor type in
 the USBserial library

---
 drivers/USBSerial.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/USBSerial.h b/drivers/USBSerial.h
index ff5f5b392bc..18fb1b03195 100644
--- a/drivers/USBSerial.h
+++ b/drivers/USBSerial.h
@@ -156,7 +156,7 @@ class USBSerial: public USBCDC, public mbed::Stream {
         USBCDC::lock();
 
         if ((mptr != NULL) && (tptr != NULL)) {
-            rx = mbed::Callback<void()>(mptr, tptr);
+            rx = mbed::Callback<void()>(tptr, mptr);
         }
 
         USBCDC::unlock();