1commit 921674b3f1585dde76d13f181abcfc6d49bd737d
 2Author: Rene Treffer <treffer@measite.de>
 3Date:   Thu Apr 3 10:51:05 2014 +0200
 4
 5    Fix negative jump targets
 6
 7diff --git a/src/de/measite/minidns/util/NameUtil.java b/src/de/measite/minidns/util/NameUtil.java
 8index a7edc22ad..91a6649d8 100644
 9--- a/src/de/measite/minidns/util/NameUtil.java
10+++ b/src/de/measite/minidns/util/NameUtil.java
11@@ -70,7 +70,7 @@ public class NameUtil {
12     ) {
13         int c = data[offset] & 0xff;
14         if ((c & 0xc0) == 0xc0) {
15-            c = ((c & 0x3f) << 8) + data[offset + 1];
16+            c = ((c & 0x3f) << 8) + (data[offset + 1] & 0xff);
17             if (jumps.contains(c)) {
18                 throw new IllegalStateException("Cyclic offsets detected.");
19             }