LDAPObject.unbind_ext() now removed class attribute LDAPObject._l to …

…completely invalidate C wrapper object

CHANGES

@@ -3,6 +3,10 @@ Released 2.4.26 2016-xx-xx
 
 Changes since 2.4.25:
 
+Lib/
+* LDAPObject.unbind_ext() now removed class attribute
+  LDAPObject._l to completely invalidate C wrapper object
+
 Modules/
 * Fixed #69 Segmentation fault on whoami_s after unbind 
   (thanks to Christian Heimes and Petr Viktorin)
@@ -1244,4 +1248,4 @@ Released 2.0.0pre02 2002-02-01
 ----------------------------------------------------------------
 Released 1.10alpha3 2000-09-19
 
-$Id: CHANGES,v 1.372 2016/01/26 11:01:08 stroeder Exp $
+$Id: CHANGES,v 1.373 2016/01/26 11:12:54 stroeder Exp $

Lib/ldap/ldapobject.py

@@ -3,7 +3,7 @@
 
 See http://www.python-ldap.org/ for details.
 
-\$Id: ldapobject.py,v 1.151 2016/01/18 10:38:26 stroeder Exp $
+\$Id: ldapobject.py,v 1.152 2016/01/26 11:12:54 stroeder Exp $
 
 Compability:
 - Tested with Python 2.0+ but should work with Python 1.5.x
@@ -623,7 +623,9 @@ def unbind_ext(self,serverctrls=None,clientctrls=None):
         The unbind and unbind_s methods are identical, and are
         synchronous in nature
     """
-    return self._ldap_call(self._l.unbind_ext,RequestControlTuples(serverctrls),RequestControlTuples(clientctrls))
+    res = self._ldap_call(self._l.unbind_ext,RequestControlTuples(serverctrls),RequestControlTuples(clientctrls))
+    del self._l
+    return res
 
   def unbind_ext_s(self,serverctrls=None,clientctrls=None):
     msgid = self.unbind_ext(serverctrls,clientctrls)