Replace distributor deferred list, with a simple for loop until I understand why the former breaks and the latter doesn't

1 files changed, 6 insertions, 6 deletions

diff --git a/synapse/util/distributor.py b/synapse/util/distributor.py

index 701ccdb781..6e69296d65 100644
--- a/synapse/util/distributor.py
+++ b/synapse/util/distributor.py
@@ -115,10 +115,10 @@ class Signal(object):
                             failure.value,
                             failure.getTracebackObject()))
                     if not self.suppress_failures:
-                        raise failure
+                        failure.raiseException()
                 deferreds.append(d.addErrback(eb))
-
-            result = yield defer.DeferredList(
-                deferreds, fireOnOneErrback=not self.suppress_failures
-            )
-        defer.returnValue(result)
+            results = []
+            for deferred in deferreds:
+                result = yield deferred
+                results.append(results)
+        defer.returnValue(results)