From: Barry Warsaw <barry@python.org>
Date: Mon, 25 Aug 1997 22:30:51 +0000 (+0000)
Subject: unpack_sequence(): In finally clause, watch out for Py_DECREF
X-Git-Tag: v1.5a4~312
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=910105515ebe340fafe357f8fe1b898787a292a0;p=python

unpack_sequence(): In finally clause, watch out for Py_DECREF
evaluating its arguments twice.
---

diff --git a/Python/ceval.c b/Python/ceval.c
index e08e1c972f..c920d30a3a 100644
--- a/Python/ceval.c
+++ b/Python/ceval.c
@@ -2076,8 +2076,8 @@ unpack_sequence(v, argcnt, sp)
 				"unpack sequence of wrong size");
 	/* fall through */
 finally:
-	for (; i > 0; i--)
-		Py_DECREF(*sp++);
+	for (; i > 0; i--, sp++)
+		Py_DECREF(*sp);
 
 	return 0;
 }