From 510d8a2ae35ffe541ffd75b931e7d2e0e5e6b211 Mon Sep 17 00:00:00 2001
From: iNPUTmice <daniel@gultsch.de>
Date: Thu, 14 Aug 2014 09:59:41 +0200
Subject: another rare npe fixed

---
 src/eu/siacs/conversations/xmpp/XmppConnection.java | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'src')

diff --git a/src/eu/siacs/conversations/xmpp/XmppConnection.java b/src/eu/siacs/conversations/xmpp/XmppConnection.java
index b1f580d8..d8c9f4b9 100644
--- a/src/eu/siacs/conversations/xmpp/XmppConnection.java
+++ b/src/eu/siacs/conversations/xmpp/XmppConnection.java
@@ -416,8 +416,14 @@ public class XmppConnection implements Runnable {
 			NoSuchAlgorithmException {
 		tagReader.readTag(); // read tag close
 
+		if (!tagWriter.isActive()) {
+			throw new IOException();
+		}
 		tagWriter.setOutputStream(new ZLibOutputStream(tagWriter
 				.getOutputStream()));
+		if (tagReader.getInputStream() == null) {
+			throw new IOException();
+		}
 		tagReader
 				.setInputStream(new ZLibInputStream(tagReader.getInputStream()));
 
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