[3.11] Fix possible refleak in CodeType.replace() (GH-106243) (GH-106245)

Fix possible refleak in CodeType.replace() (GH-106243)

A reference to c_code was leaked if PySys_Audit() failed.
(cherry picked from commit 3c70d467c148875f2ce17bacab8909ecc3e9fc1d)

Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>

diff --git a/Objects/codeobject.c b/Objects/codeobject.c
index 32938b52ab40f2006e117c2dece7316b839aa58d..77ea4abf35dca92d17e2ac710a6a4aca4489504f 100644 (file)
--- a/Objects/codeobject.c
+++ b/Objects/codeobject.c
@@ -1943,6 +1943,7 @@ code_replace_impl(PyCodeObject *self, int co_argcount,
                     co_code, co_filename, co_name, co_argcount,
                     co_posonlyargcount, co_kwonlyargcount, co_nlocals,
                     co_stacksize, co_flags) < 0) {
+        Py_XDECREF(code);
         return NULL;
     }