From 3e44643d3b89c99c6bc285b0e650ab12ee06fb16 Mon Sep 17 00:00:00 2001
From: Ben Darnell <ben@bendarnell.com>
Date: Sat, 6 Nov 2010 11:07:59 -0700
Subject: [PATCH] Fix typo from commit 2b44fac

Closes #169.
---
 tornado/iostream.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tornado/iostream.py b/tornado/iostream.py
index 4f321d557..3bea7e121 100644
--- a/tornado/iostream.py
+++ b/tornado/iostream.py
@@ -359,7 +359,7 @@ class IOStream(object):
             raise IOError("Stream is closed")
 
     def _add_io_state(self, state):
-        if socket is None:
+        if self.socket is None:
             # connection has been closed, so there can be no future events
             return
         if not self._state & state:
-- 
2.47.2