From ae8d4694829d5b58d613c588c30e29dd29860c4f Mon Sep 17 00:00:00 2001
From: INADA Naoki <methane@users.noreply.github.com>
Date: Fri, 16 Feb 2018 16:35:22 +0900
Subject: Fix memory leak in pure Python Unpacker.feed() (#284)

fixes #283
---
 msgpack/fallback.py | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'msgpack')

diff --git a/msgpack/fallback.py b/msgpack/fallback.py
index bf6c9a6..7e40686 100644
--- a/msgpack/fallback.py
+++ b/msgpack/fallback.py
@@ -289,6 +289,8 @@ class Unpacker(object):
         view = _get_data_from_buffer(next_bytes)
         if (len(self._buffer) - self._buff_i + len(view) > self._max_buffer_size):
             raise BufferFull
+        del self._buffer[:self._buff_i]
+        self._buff_i = 0
         self._buffer += view
 
     def _consume(self):
-- 
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