From 6513d92a078a3f7e437f3ac9cc9bbb50c22eebc6 Mon Sep 17 00:00:00 2001
From: coffeys <unknown>
Date: Thu, 15 Oct 2015 14:41:37 +0100
Subject: [PATCH] 8038502: Deflater.needsInput() should use synchronization
 Reviewed-by: chegar

---
 src/share/classes/java/util/zip/Deflater.java | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/share/classes/java/util/zip/Deflater.java b/src/share/classes/java/util/zip/Deflater.java
index c4521bec6..3bb5f9901 100644
--- a/src/share/classes/java/util/zip/Deflater.java
+++ b/src/share/classes/java/util/zip/Deflater.java
@@ -318,7 +318,9 @@ class Deflater {
      * should be called in order to provide more input
      */
     public boolean needsInput() {
-        return len <= 0;
+        synchronized (zsRef) {
+            return len <= 0;
+        }
     }
 
     /**
-- 
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