fixup! fix(LDAPObject): Prevent memory errors in attrs_from_List

jkoeniger · tiran · web-flow · commit d1358f6d974f · 2024-01-10T11:40:02.000+01:00
Co-authored-by: Christian Heimes &lt;christian@python.org&gt;
diff --git a/Modules/LDAPObject.c b/Modules/LDAPObject.c
@@ -288,7 +288,10 @@ attrs_from_List(PyObject *attrlist, char ***attrsp)
         if (seq == NULL)
             goto error;
 
-	len = PySequence_Fast_GET_SIZE(seq);
+	len = PySequence_Size(seq);
+	if (len == -1) {
+	    goto error;
+	}
 
         attrs = PyMem_NEW(char *, len + 1);
 
