CSHARP-715: InsertBatch fails when large batch has to be split into s…

…maller sub batches.
mongodb · Mar 27, 2013 · 7e7b57a · 7e7b57a
1 parent 072aad4
commit 7e7b57a
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/MongoDB.Driver/Communication/Messages/MongoInsertMessage.cs b/MongoDB.Driver/Communication/Messages/MongoInsertMessage.cs
@@ -60,6 +60,7 @@ internal byte[] RemoveLastDocument(BsonBuffer buffer)
             var lastDocumentLength = buffer.Position - _lastDocumentStartPosition;
             buffer.Position = _lastDocumentStartPosition;
             var lastDocument = buffer.ReadBytes(lastDocumentLength);
+            buffer.Position = _lastDocumentStartPosition;
             buffer.Length = _lastDocumentStartPosition;
             BackpatchMessageLength(buffer);
             return lastDocument;
@@ -68,6 +69,7 @@ internal byte[] RemoveLastDocument(BsonBuffer buffer)
         internal void ResetBatch(BsonBuffer buffer, byte[] lastDocument)
         {
             buffer.Position = _firstDocumentStartPosition;
+            buffer.Length = _firstDocumentStartPosition;
             buffer.WriteBytes(lastDocument);
             BackpatchMessageLength(buffer);
         }