From 9b7751103e7985c9184b41d89d8454249ed36875 Mon Sep 17 00:00:00 2001
From: Ulf Magnusson <ulfalizer@gmail.com>
Date: Thu, 23 Aug 2018 01:49:29 +0200
Subject: Fix file descriptor leak for the top-level Kconfig file

Needs to be close()d. The other Kconfig files are close()d in
_leave_file().

Could drop the reference somehow too, but an explicit close() is best
for PyPy, which doesn't do reference counting.
---
 kconfiglib.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/kconfiglib.py b/kconfiglib.py
index 76853ea..3b4e8d7 100644
--- a/kconfiglib.py
+++ b/kconfiglib.py
@@ -782,6 +782,9 @@ class Kconfig(object):
         except UnicodeDecodeError as e:
             _decoding_error(e, self._filename)
 
+        # Close the top-level Kconfig file
+        self._file.close()
+
         self.top_node.list = self.top_node.next
         self.top_node.next = None
 
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