Fix Wondex frame decoder (fix #1103)

2 files changed, 3 insertions, 3 deletions

diff --git a/src/org/traccar/helper/ChannelBufferTools.java b/src/org/traccar/helper/ChannelBufferTools.java
index 0de07610d..09e3d5191 100644
--- a/src/org/traccar/helper/ChannelBufferTools.java
+++ b/src/org/traccar/helper/ChannelBufferTools.java
@@ -30,13 +30,13 @@ public class ChannelBufferTools {
     public static Integer find(
             ChannelBuffer buf,
             Integer start,
-            Integer length,
+            Integer finish,
             String subString) {
 
         int index = start;
         boolean match;
 
-        for (; index < length; index++) {
+        for (; index < finish; index++) {
             match = true;
 
             for (int i = 0; i < subString.length(); i++) {
diff --git a/src/org/traccar/protocol/WondexFrameDecoder.java b/src/org/traccar/protocol/WondexFrameDecoder.java
index ba1d41c53..09971c0d9 100644
--- a/src/org/traccar/protocol/WondexFrameDecoder.java
+++ b/src/org/traccar/protocol/WondexFrameDecoder.java
@@ -45,7 +45,7 @@ public class WondexFrameDecoder extends FrameDecoder {
 
         } else {
 
-            Integer index = ChannelBufferTools.find(buf, buf.readerIndex(), buf.readableBytes(), "\r\n");
+            Integer index = ChannelBufferTools.find(buf, buf.readerIndex(), buf.writerIndex(), "\r\n");
             if (index != null) {
                 ChannelBuffer frame = buf.readBytes(index - buf.readerIndex());
                 buf.skipBytes(2);