From aea23ddff30c5a8a4fa4d25368488067e852b531 Mon Sep 17 00:00:00 2001
From: Josh Rickmar <jrick@conformal.com>
Date: Mon, 2 Dec 2013 10:24:22 -0500
Subject: [PATCH] Send nil when rescan is finished.

I previously fixed the duplicate send (before seeing GH issue #54),
but forgot that btcwallet expects a nil reply when rescan has
finished.  This adds the final reply back, but replies with nil.

Fixes #54.
---
 rpcserver.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/rpcserver.go b/rpcserver.go
index 5df7b8c8..3587eec3 100644
--- a/rpcserver.go
+++ b/rpcserver.go
@@ -1298,6 +1298,10 @@ func handleRescan(s *rpcServer, cmd btcjson.Cmd,
 		}
 	}
 
+	reply.Result = nil
+	mreply, _ := json.Marshal(reply)
+	walletNotification <- mreply
+
 	rpcsLog.Debug("Finished rescan")
 	return nil
 }