From: Guido van Rossum <guido@python.org>
Date: Wed, 7 Sep 1994 14:36:45 +0000 (+0000)
Subject: rearranged code in debugging version of DELREF to avoid touching data
X-Git-Tag: v1.1~110
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=9776adf56561fa492f6261e1710ac2ac0e7fdc08;p=thirdparty%2FPython%2Fcpython.git

rearranged code in debugging version of DELREF to avoid touching data
after it has been freed.
---

diff --git a/Objects/object.c b/Objects/object.c
index 072b50bbbb94..04e1ede89df0 100644
--- a/Objects/object.c
+++ b/Objects/object.c
@@ -406,12 +406,13 @@ UNREF(op)
 DELREF(op)
 	object *op;
 {
+	destructor dealloc = op->ob_type->tp_dealloc;
 	UNREF(op);
 #ifdef COUNT_ALLOCS
 	op->ob_type->tp_free++;
 #endif
-	(*(op)->ob_type->tp_dealloc)(op);
 	op->ob_type = NULL;
+	(*dealloc)(op);
 }
 
 printrefs(fp)