- warn when trying to send traffic to disconnected neighbor

1 files changed, 5 insertions, 0 deletions

diff --git a/src/cadet/gnunet-service-cadet_connection.c b/src/cadet/gnunet-service-cadet_connection.c
index c40821c30..df0c6eee3 100644
--- a/src/cadet/gnunet-service-cadet_connection.c
+++ b/src/cadet/gnunet-service-cadet_connection.c
@@ -3505,6 +3505,11 @@ GCC_send_prebuilt_message (const struct GNUNET_MessageHeader *message,
        GC_f2s(fwd), size);
 
   fc = fwd ? &c->fwd_fc : &c->bck_fc;
+  if (0 == fc->queue_max)
+  {
+    GNUNET_break (0);
+    return NULL;
+  }
   droppable = GNUNET_NO == force;
   switch (type)
   {