fix

qirt.c

@@ -324,7 +324,7 @@ static qi_linkedlist_t *qi_linkedlist_push(qi_linkedlist_t *prev, uint64_t i)
   return ll;
 }
 
-static qi_linkedlist_t *qi_linkedlist_delete(qi_linkedlist_t *ll)
+static void qi_linkedlist_delete(qi_linkedlist_t *ll)
 {
   ll->prev->next = ll->next;
   ll->next->prev = ll->prev;