From af70dc7b68f276c739f51b04b3da652bb5537db5 Mon Sep 17 00:00:00 2001
From: Jeremy Lainé <jeremy.laine@m4x.org>
Date: Fri, 20 Jul 2012 15:17:40 +0200
Subject: guard against crash

---
 src/server/QXmppIncomingClient.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'src/server')

diff --git a/src/server/QXmppIncomingClient.cpp b/src/server/QXmppIncomingClient.cpp
index 1b22ac3c..fd6fce18 100644
--- a/src/server/QXmppIncomingClient.cpp
+++ b/src/server/QXmppIncomingClient.cpp
@@ -273,6 +273,13 @@ void QXmppIncomingClient::handleStanza(const QDomElement &nodeRecv)
             QXmppSaslResponse response;
             response.parse(nodeRecv);
 
+            if (!d->saslServer) {
+                warning("SASL response received, but no mechanism selected");
+                sendPacket(QXmppSaslFailure());
+                disconnectFromHost();
+                return;
+            }
+
             QByteArray challenge;
             QXmppSaslServer::Response result = d->saslServer->respond(response.value(), challenge);
             if (result == QXmppSaslServer::InputNeeded) {
-- 
cgit v1.2.3