From: Christian Grothoff <christian@grothoff.org>
Date: Tue, 24 Jan 2012 20:23:06 +0000 (+0000)
Subject: -handle mesh errors more gracefully
X-Git-Tag: initial-import-from-subversion-38251~15143
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=6c76bdb2f02ad3b57a1e7381c26b30fd03ae0095;p=oweals%2Fgnunet.git

-handle mesh errors more gracefully
---

diff --git a/src/exit/gnunet-daemon-exit.c b/src/exit/gnunet-daemon-exit.c
index 514554b80..9e37c0696 100644
--- a/src/exit/gnunet-daemon-exit.c
+++ b/src/exit/gnunet-daemon-exit.c
@@ -523,6 +523,20 @@ send_to_peer_notify_callback (void *cls, size_t size, void *buf)
 
   s->th = NULL;
   tnq = s->head;
+  if (NULL == tnq)
+    return 0;
+  if (0 == size)
+  {
+    s->th = GNUNET_MESH_notify_transmit_ready (tunnel, 
+					       GNUNET_NO /* corking */, 
+					       0 /* priority */,
+					       GNUNET_TIME_UNIT_FOREVER_REL,
+					       NULL,
+					       tnq->len,
+					       &send_to_peer_notify_callback,
+					       s);
+    return 0;
+  }
   GNUNET_assert (size >= tnq->len);
   memcpy (buf, tnq->payload, tnq->len);
   size = tnq->len;