Mount command may return 32 error codes (already mounted) and this wa…

…s interpreted as a false negative.

-c

core/src/plugins/meta.mount/class.FilesystemMounter.php

@@ -150,7 +150,7 @@ public function mountFS()
             $output = shell_exec($cmd1);
             $success = !empty($output);
         }else{
-            $success = ($res == 0);
+            $success = ($res == 0 || $res == 32);
         }
         if (!$success) {
             throw new Exception("Error while mounting file system!");