-fixig #2377

1 files changed, 2 insertions, 7 deletions

diff --git a/src/transport/gnunet-service-transport_neighbours.c b/src/transport/gnunet-service-transport_neighbours.c
index 8dd3190f7..9fe8b3953 100644
--- a/src/transport/gnunet-service-transport_neighbours.c
+++ b/src/transport/gnunet-service-transport_neighbours.c
@@ -1125,13 +1125,8 @@ transmit_send_continuation (void *cls,
   struct MessageQueue *mq = cls;
   struct NeighbourMapEntry *n;
 
-  n = lookup_neighbour (receiver);
-  if (NULL == n)
-  {
-    GNUNET_break (0);
-    return;
-  }
-
+  if (NULL == (n = lookup_neighbour (receiver)))
+    return; /* disconnect or other error while transmitting, can happen */
   if (n->is_active == mq)
   {
     /* this is still "our" neighbour, remove us from its queue