Suppress optional arg to backup scripts when empty string.

Backup scripts can be called with an optional argument. Don't pass the
optional arg to the script if it's an empty string.

diff --git a/open-vm-tools/services/plugins/vmbackup/scriptOps.c b/open-vm-tools/services/plugins/vmbackup/scriptOps.c
index 2dc4eb664a3e21943b890092ed827216e4ca3341..2dbf9bf063b48e8d315565b5b6d7b185415857a0 100644 (file)
--- a/open-vm-tools/services/plugins/vmbackup/scriptOps.c
+++ b/open-vm-tools/services/plugins/vmbackup/scriptOps.c
@@ -1,5 +1,5 @@
 /*********************************************************
- * Copyright (C) 2007-2019, 2021 VMware, Inc. All rights reserved.
+ * Copyright (c) 2007-2019, 2021, 2023 VMware, Inc. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU Lesser General Public License as published
@@ -157,7 +157,7 @@ VmBackupRunNextScript(VmBackupScriptOp *op)  // IN/OUT
       if (File_IsFile(scripts[index].path)) {
          char *cmd;
 
-         if (op->state->scriptArg != NULL) {
+         if (op->state->scriptArg != NULL && op->state->scriptArg[0] != '\0') {
             cmd = Str_Asprintf(NULL, "\"%s\" %s \"%s\"", scripts[index].path,
                                scriptOp, op->state->scriptArg);
          } else {