From 70cf6979e8ee4221b20c00d59b9b30cea8c8ee32 Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Wed, 1 Feb 2017 16:49:06 +0100
Subject: [PATCH] log if we get a redundant KX_AUTH, do not assert

---
 src/cadet/gnunet-service-cadet-new_tunnels.c | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/cadet/gnunet-service-cadet-new_tunnels.c b/src/cadet/gnunet-service-cadet-new_tunnels.c
index 32ddf2984..ffc38af18 100644
--- a/src/cadet/gnunet-service-cadet-new_tunnels.c
+++ b/src/cadet/gnunet-service-cadet-new_tunnels.c
@@ -1804,7 +1804,17 @@ GCT_handle_kx_auth (struct CadetTConnection *ct,
                          GCP_get_id (t->destination),
                          &msg->kx.ephemeral_key,
                          &msg->kx.ratchet_key);
-  GNUNET_break (GNUNET_OK == ret);
+  if (GNUNET_OK != ret)
+  {
+    if (GNUNET_NO == ret)
+      GNUNET_STATISTICS_update (stats,
+                                "# redundant KX_AUTH received",
+                                1,
+                                GNUNET_NO);
+    else
+      GNUNET_break (0); /* connect to self!? */
+    return;
+  }
   GNUNET_CRYPTO_hash (&ax_tmp.RK,
                       sizeof (ax_tmp.RK),
                       &kx_auth);
-- 
2.25.1