From f35468e0f890f9616c93a9bad17b4520e88a00aa Mon Sep 17 00:00:00 2001
From: mike wakerly <opensource@hoho.com>
Date: Fri, 7 Dec 2012 17:47:17 -0800
Subject: [PATCH] Rewind output buffer before copying.

---
 .../android/usbserial/util/SerialInputOutputManager.java   | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/UsbSerialLibrary/src/com/hoho/android/usbserial/util/SerialInputOutputManager.java b/UsbSerialLibrary/src/com/hoho/android/usbserial/util/SerialInputOutputManager.java
index e2b1b08..d0be45e 100644
--- a/UsbSerialLibrary/src/com/hoho/android/usbserial/util/SerialInputOutputManager.java
+++ b/UsbSerialLibrary/src/com/hoho/android/usbserial/util/SerialInputOutputManager.java
@@ -20,14 +20,14 @@
 
 package com.hoho.android.usbserial.util;
 
-import java.io.IOException;
-import java.nio.ByteBuffer;
-
 import android.hardware.usb.UsbRequest;
 import android.util.Log;
 
 import com.hoho.android.usbserial.driver.UsbSerialDriver;
 
+import java.io.IOException;
+import java.nio.ByteBuffer;
+
 /**
  * Utility class which services a {@link UsbSerialDriver} in its {@link #run()}
  * method.
@@ -173,6 +173,7 @@ public class SerialInputOutputManager implements Runnable {
             if (mWriteBuffer.position() > 0) {
                 len = mWriteBuffer.position();
                 outBuff = new byte[len];
+                mWriteBuffer.rewind();
                 mWriteBuffer.get(outBuff, 0, len);
                 mWriteBuffer.clear();
             }