From 2da6e524b5a560e478a8cf42614d7e108ab3b6c9 Mon Sep 17 00:00:00 2001
From: jfrijters <jfrijters>
Date: Mon, 17 Sep 2007 05:06:34 +0000
Subject: [PATCH] Don't return -1 when attempting to read 0 bytes.

---
 openjdk/sun/nio/ch/Net.java | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/openjdk/sun/nio/ch/Net.java b/openjdk/sun/nio/ch/Net.java
index 33e87ef7..835d6f9e 100644
--- a/openjdk/sun/nio/ch/Net.java
+++ b/openjdk/sun/nio/ch/Net.java
@@ -267,6 +267,10 @@ class Net {						// package-private
 
     private static int readImpl(FileDescriptor fd, byte[] buf, int offset, int length) throws IOException
     {
+	if (length == 0)
+	{
+	    return 0;
+	}
 	try
 	{
 	    if (false) throw new cli.System.Net.Sockets.SocketException();