From 731a9f6ceaf061a7630b4d859515bf3f2ebe3892 Mon Sep 17 00:00:00 2001
From: Jason Rhinelander <jason@imaginary.ca>
Date: Tue, 16 May 2017 09:38:58 -0400
Subject: [PATCH] Fix Py_buffer leak on GetBuffer failure

Fixes #852.
---
 include/pybind11/pytypes.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/include/pybind11/pytypes.h b/include/pybind11/pytypes.h
index 8093eada..8a8499c1 100644
--- a/include/pybind11/pytypes.h
+++ b/include/pybind11/pytypes.h
@@ -1155,8 +1155,10 @@ public:
         int flags = PyBUF_STRIDES | PyBUF_FORMAT;
         if (writable) flags |= PyBUF_WRITABLE;
         Py_buffer *view = new Py_buffer();
-        if (PyObject_GetBuffer(m_ptr, view, flags) != 0)
+        if (PyObject_GetBuffer(m_ptr, view, flags) != 0) {
+            delete view;
             throw error_already_set();
+        }
         return buffer_info(view);
     }
 };