From 7e9d59f3b4628981d5e53ac0cc71325ad896287c Mon Sep 17 00:00:00 2001
From: Erik Johnston <erik@matrix.org>
Date: Wed, 18 Feb 2015 10:58:13 +0000
Subject: [PATCH] Don't convert DNSLookupError to a 4xx SynapseError

---
 synapse/http/matrixfederationclient.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/synapse/http/matrixfederationclient.py b/synapse/http/matrixfederationclient.py
index 49a4c7d9d..fe5736338 100644
--- a/synapse/http/matrixfederationclient.py
+++ b/synapse/http/matrixfederationclient.py
@@ -144,7 +144,7 @@ class MatrixFederationHttpClient(object):
                         destination,
                         e
                     )
-                    raise SynapseError(400, "Domain specified not found.")
+                    raise
 
                 logger.warn(
                     "Sending request failed to %s: %s %s: %s - %s",