From dee3c23d5bb86c44f5b4fdc03a5944088bdc2b44 Mon Sep 17 00:00:00 2001
From: Brian Burkhalter <bpb@openjdk.org>
Date: Thu, 29 Mar 2018 12:38:47 -0700
Subject: [PATCH] 8200449: ReadAllReadNTransferTo fails occasionally

Don't pass a non-positive parameter to Random.nextInt(int).

Reviewed-by: chegar
---
 .../java/io/ByteArrayInputStream/ReadAllReadNTransferTo.java  | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/test/jdk/java/io/ByteArrayInputStream/ReadAllReadNTransferTo.java b/test/jdk/java/io/ByteArrayInputStream/ReadAllReadNTransferTo.java
index b17e5e8ef46..c8766114833 100644
--- a/test/jdk/java/io/ByteArrayInputStream/ReadAllReadNTransferTo.java
+++ b/test/jdk/java/io/ByteArrayInputStream/ReadAllReadNTransferTo.java
@@ -50,8 +50,8 @@ public class ReadAllReadNTransferTo {
 
         ByteArrayInputStream bais =
             new ByteArrayInputStream(buf, position, size);
-        int off = random.nextInt(size / 2);
-        int len = random.nextInt(size - off);
+        int off = size < 2 ? 0 : random.nextInt(size / 2);
+        int len = size - off < 1 ? 0 : random.nextInt(size - off);
 
         byte[] bN = new byte[off + len];
         if (bais.readNBytes(bN, off, len) != len) {