From 217d18b6acb153e83b23aadd9674b85bc741e4cb Mon Sep 17 00:00:00 2001
From: Daniel Gultsch <daniel.gultsch@rwth-aachen.de>
Date: Thu, 3 Apr 2014 15:08:53 +0200
Subject: [PATCH] fixed null pointer

---
 src/eu/siacs/conversations/xml/TagWriter.java       |  4 ++++
 src/eu/siacs/conversations/xmpp/XmppConnection.java | 13 ++++++++-----
 2 files changed, 12 insertions(+), 5 deletions(-)

diff --git a/src/eu/siacs/conversations/xml/TagWriter.java b/src/eu/siacs/conversations/xml/TagWriter.java
index c8294aedb..f06664fdd 100644
--- a/src/eu/siacs/conversations/xml/TagWriter.java
+++ b/src/eu/siacs/conversations/xml/TagWriter.java
@@ -75,4 +75,8 @@ public class TagWriter {
 	public boolean finished() {
 		return (this.writeQueue.size() == 0);
 	}
+
+	public boolean isActive() {
+		return outputStream != null;
+	}
 }
diff --git a/src/eu/siacs/conversations/xmpp/XmppConnection.java b/src/eu/siacs/conversations/xmpp/XmppConnection.java
index e50ccd05f..582bf9bd6 100644
--- a/src/eu/siacs/conversations/xmpp/XmppConnection.java
+++ b/src/eu/siacs/conversations/xmpp/XmppConnection.java
@@ -678,6 +678,7 @@ public class XmppConnection implements Runnable {
 	public void sendIqPacket(IqPacket packet, OnIqPacketReceived callback) {
 		String id = nextRandomId();
 		packet.setAttribute("id", id);
+		packet.setFrom(account.getFullJid());
 		this.sendPacket(packet, callback);
 	}
 
@@ -761,12 +762,14 @@ public class XmppConnection implements Runnable {
 				socket.close();
 				return;
 		}
-		tagWriter.finish();
-		while(!tagWriter.finished()) {
-			//Log.d(LOGTAG,"not yet finished");
-			Thread.sleep(100);
+		if (tagWriter.isActive()) {
+			tagWriter.finish();
+			while(!tagWriter.finished()) {
+				//Log.d(LOGTAG,"not yet finished");
+				Thread.sleep(100);
+			}
+			tagWriter.writeTag(Tag.end("stream:stream"));
 		}
-		tagWriter.writeTag(Tag.end("stream:stream"));
 		} catch (IOException e) {
 			Log.d(LOGTAG,"io exception during disconnect");
 		} catch (InterruptedException e) {