1 files changed, 6 insertions, 7 deletions
diff --git a/src/org/traccar/protocol/OsmAndProtocolDecoder.java b/src/org/traccar/protocol/OsmAndProtocolDecoder.java
index cfa8990dd..f46511b27 100644
--- a/src/org/traccar/protocol/OsmAndProtocolDecoder.java
+++ b/src/org/traccar/protocol/OsmAndProtocolDecoder.java
@@ -16,10 +16,8 @@
 package org.traccar.protocol;
 
 import org.jboss.netty.channel.Channel;
-import org.jboss.netty.channel.ChannelFutureListener;
 import org.jboss.netty.handler.codec.http.DefaultHttpResponse;
 import org.jboss.netty.handler.codec.http.HttpRequest;
-import org.jboss.netty.handler.codec.http.HttpResponse;
 import org.jboss.netty.handler.codec.http.HttpResponseStatus;
 import org.jboss.netty.handler.codec.http.HttpVersion;
 import org.jboss.netty.handler.codec.http.QueryStringDecoder;
@@ -50,8 +48,7 @@ public class OsmAndProtocolDecoder extends BaseProtocolDecoder {
         QueryStringDecoder decoder = new QueryStringDecoder(request.getUri());
         Map<String, List<String>> params = decoder.getParameters();
         if (params.isEmpty()) {
-            decoder = new QueryStringDecoder(
-                    request.getContent().toString(StandardCharsets.US_ASCII), false);
+            decoder = new QueryStringDecoder(request.getContent().toString(StandardCharsets.US_ASCII), false);
             params = decoder.getParameters();
         }
 
@@ -66,6 +63,10 @@ public class OsmAndProtocolDecoder extends BaseProtocolDecoder {
                 case "deviceid":
                     DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, value);
                     if (deviceSession == null) {
+                        if (channel != null) {
+                            channel.write(
+                                    new DefaultHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.BAD_REQUEST));
+                        }
                         return null;
                     }
                     position.setDeviceId(deviceSession.getDeviceId());
@@ -123,9 +124,7 @@ public class OsmAndProtocolDecoder extends BaseProtocolDecoder {
         }
 
         if (channel != null) {
-            HttpResponse response = new DefaultHttpResponse(
-                    HttpVersion.HTTP_1_1, HttpResponseStatus.OK);
-            channel.write(response).addListener(ChannelFutureListener.CLOSE);
+            channel.write(new DefaultHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK));
         }
 
         return position;