fix bug: error drive will 500

2021-01-18 15:04:42 +08:00
parent 8e3a165d60
commit 85cdc6b211
1 changed files with 1 additions and 0 deletions
@@ -417,6 +417,7 @@ function baseclassofdrive($d = null)

 function extendShow_diskenv($drive)
 {
+    if (!$drive) return [];
    return $drive->ext_show_innerenv();
 }