From b7f23e37428607da7d1d263bf05304b32e3dc28d Mon Sep 17 00:00:00 2001
From: Robin Dunn <robin@alldunn.com>
Date: Thu, 14 May 2020 16:25:42 -0700
Subject: [PATCH] i_wxPyMakeBuffer needs to acquire the GIL

(cherry picked from commit 6885cf4226acbb524012f600affd0a450cce525b)
---
 src/wxpy_api.sip | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/wxpy_api.sip b/src/wxpy_api.sip
index f834e468..9fda151a 100644
--- a/src/wxpy_api.sip
+++ b/src/wxpy_api.sip
@@ -452,7 +452,7 @@ bool i_wxPyCheckForApp(bool raiseException) {
 // Make a memory view object from a C buffer and size.
 
 PyObject* i_wxPyMakeBuffer(void* ptr, Py_ssize_t len, bool readOnly=false) {
-    // GIL should already be held
+    wxPyThreadBlocker blocker;
     if (ptr && len) {
         Py_buffer view;
         int flags = PyBUF_FORMAT|PyBUF_ND;