From 8ec4debc3cfe6130234575e6d0816d2939d7fe95 Mon Sep 17 00:00:00 2001
From: Matthias Wachs <wachs@net.in.tum.de>
Date: Fri, 5 Aug 2011 10:50:53 +0000
Subject: [PATCH] related to mantis bug 1744

---
 src/transport/gnunet-service-transport.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/transport/gnunet-service-transport.c b/src/transport/gnunet-service-transport.c
index ea7ce98db..cf02d14b2 100644
--- a/src/transport/gnunet-service-transport.c
+++ b/src/transport/gnunet-service-transport.c
@@ -1446,6 +1446,15 @@ transmit_to_client (struct TransportClient *client,
   struct ClientMessageQueueEntry *q;
   uint16_t msize;
 
+  /* Client==NULL when GNUNET_SERVER_Client disconnected and was
+   * freed in client_disconnect_notification
+   */
+  if (client->client == NULL)
+    {
+      GNUNET_break (0);
+      return;
+    }
+
   if ((client->message_count >= MAX_PENDING) && (GNUNET_YES == may_drop))
     {
       GNUNET_log (GNUNET_ERROR_TYPE_INFO,
-- 
2.25.1