Merge pull request #27332 from meeseeksmachine/auto-backport-of-pr-27…

…290-on-v3.7.x Backport PR #27290 on branch v3.7.x (Ensure GIL while releasing buffer)
matplotlib · Nov 17, 2023 · 83191f4 · 83191f4
2 parents 49f77a0 + 2bbdeb1
commit 83191f4
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/_macosx.m b/src/_macosx.m
@@ -1287,8 +1287,10 @@ - (void)setCanvas: (PyObject*)newCanvas
 }
 
 static void _buffer_release(void* info, const void* data, size_t size) {
+    PyGILState_STATE gstate = PyGILState_Ensure();
     PyBuffer_Release((Py_buffer *)info);
     free(info);
+    PyGILState_Release(gstate);
 }
 
 static int _copy_agg_buffer(CGContextRef cr, PyObject *renderer)