diff options
| -rw-r--r-- | Modules/_collectionsmodule.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/Modules/_collectionsmodule.c b/Modules/_collectionsmodule.c index 3ab987daee..cc9e4e890e 100644 --- a/Modules/_collectionsmodule.c +++ b/Modules/_collectionsmodule.c @@ -937,7 +937,8 @@ deque_count(dequeobject *deque, PyObject *v) PyObject *item; int cmp; - while (n--) { + n++; + while (--n) { CHECK_NOT_END(b); item = b->data[index]; cmp = PyObject_RichCompareBool(item, v, Py_EQ); @@ -974,7 +975,8 @@ deque_contains(dequeobject *deque, PyObject *v) PyObject *item; int cmp; - while (n--) { + n++; + while (--n) { CHECK_NOT_END(b); item = b->data[index]; cmp = PyObject_RichCompareBool(item, v, Py_EQ); |