Fix refcount.

rhettinger · rhettinger · commit 95e2cc5d122c · 2015-09-13T02:41:18.000-04:00
diff --git a/Modules/_collectionsmodule.c b/Modules/_collectionsmodule.c
@@ -616,11 +616,14 @@ static PyObject *
 deque_repeat(dequeobject *deque, Py_ssize_t n)
 {
     dequeobject *new_deque;
+    PyObject *rv;
 
     new_deque = (dequeobject *)deque_copy((PyObject *) deque);
     if (new_deque == NULL)
         return NULL;
-    return deque_inplace_repeat(new_deque, n);
+    rv = deque_inplace_repeat(new_deque, n);
+    Py_DECREF(new_deque);
+    return rv;
 }
 
 /* The rotate() method is part of the public API and is used internally

Original file line number	Diff line number	Diff line change
`@@ -616,11 +616,14 @@ static PyObject *`
`616`	`616`	`deque_repeat(dequeobject *deque, Py_ssize_t n)`
`617`	`617`	`{`
`618`	`618`	`dequeobject *new_deque;`
	`619`	`+ PyObject *rv;`
`619`	`620`
`620`	`621`	`new_deque = (dequeobject )deque_copy((PyObject ) deque);`
`621`	`622`	`if (new_deque == NULL)`
`622`	`623`	`return NULL;`
`623`		`- return deque_inplace_repeat(new_deque, n);`
	`624`	`+ rv = deque_inplace_repeat(new_deque, n);`
	`625`	`+ Py_DECREF(new_deque);`
	`626`	`+ return rv;`
`624`	`627`	`}`
`625`	`628`
`626`	`629`	`/* The rotate() method is part of the public API and is used internally`