[1.1.X] Fixed #9437 -- Now close the connection after getting the PostGIS version during spatial backend initialization.

Backport of r12948 from trunk.


git-svn-id: http://code.djangoproject.com/svn/django/branches/releases/1.1.X@12949 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/contrib/gis/db/backend/postgis/management.py

@@ -12,7 +12,8 @@ def _get_postgis_func(func):
     cursor = connection.cursor()
     cursor.execute('SELECT %s()' % func)
     row = cursor.fetchone()
-    cursor.close()
+    # Close out the connection.  See #9437.
+    connection.close()
     return row[0]
 
 ### PostGIS management functions ###