ndn-handle: fix nextSegment in segInit() of write-handle

Change-Id: I07af2c3c25981adced9d6e738c8aefef3a87b729
Refs: #1571
diff --git a/ndn-handle/write-handle.cpp b/ndn-handle/write-handle.cpp
index 3b1d048..c67e775 100644
--- a/ndn-handle/write-handle.cpp
+++ b/ndn-handle/write-handle.cpp
@@ -226,7 +226,6 @@
 
   queue<SegmentNo>& nextSegmentQueue = process.nextSegmentQueue;
 
-  segment++;
   process.nextSegment = segment;
   nextSegmentQueue.push(segment);
 }