Break circular references when closing SSLTransport objects (#981)

d1f57511 · Michaël Sghaïer · Yury Selivanov · a0e3d2dd · d1f57511
Commit d1f57511 authored Jun 09, 2017 by Michaël Sghaïer Committed by Yury Selivanov Jun 09, 2017
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Lib/asyncio/sslproto.py Lib/asyncio/sslproto.py +6 -4

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--- a/Lib/asyncio/sslproto.py
+++ b/Lib/asyncio/sslproto.py
@@ -681,12 +681,14 @@ class SSLProtocol(protocols.Protocol):
            self._transport._force_close(exc)

    def _finalize(self):
+        self._sslpipe = None
+
        if self._transport is not None:
            self._transport.close()

    def _abort(self):
-        if self._transport is not None:
-            try:
+        try:
+            if self._transport is not None:
                self._transport.abort()
-            finally:
-                self._finalize()
+        finally:
+            self._finalize()