memset(wait, 0, sizeof(*wait));
wait->out.status = (r > 0);
wait->out.first_signaled = first;
- /* set return value 0 to indicate success */
- r = array[first]->error;
+
+ if (first < fence_count && array[first])
+ r = array[first]->error;
+ else
+ r = 0;
err_free_fence_array:
for (i = 0; i < fence_count; i++)