--- old/src/share/classes/com/sun/imageio/plugins/common/LZWStringTable.java	2012-09-13 19:47:33.774254500 +0400
+++ new/src/share/classes/com/sun/imageio/plugins/common/LZWStringTable.java	2012-09-13 19:47:33.107216300 +0400
@@ -143,7 +143,7 @@
     }
 
     static public int hash(short index, byte lastbyte) {
-        return ((int)((short)(lastbyte << 8) ^ index) & 0xFFFF) % HASHSIZE;
+        return (((short)(lastbyte << 8) ^ index) & 0xFFFF) % HASHSIZE;
     }
 
     /*