ndmp_ndmmedia_db_helpers.cc: fix class-memaccess warnings

core/src/dird/ndmp_ndmmedia_db_helpers.cc

@@ -2,7 +2,7 @@
    BAREOS® - Backup Archiving REcovery Open Sourced
 
    Copyright (C) 2011-2015 Planets Communications B.V.
-   Copyright (C) 2013-2017 Bareos GmbH & Co. KG
+   Copyright (C) 2013-2019 Bareos GmbH & Co. KG
 
    This program is Free Software; you can redistribute it and/or
    modify it under the terms of version three of the GNU Affero General Public
@@ -129,9 +129,6 @@ bool StoreNdmmediaInfoInDatabase(ndmmedia* media, JobControlRecord* jcr)
   JobMediaDbRecord jm;
   MediaDbRecord mr;
 
-  memset(&jm, 0, sizeof(jm));
-  memset(&mr, 0, sizeof(mr));
-
   /*
    * get media record by name
    */
@@ -179,9 +176,6 @@ bool GetNdmmediaInfoFromDatabase(ndm_media_table* media_tab,
   JobMediaDbRecord jm;
   MediaDbRecord mr;
 
-  memset(&jm, 0, sizeof(jm));
-  memset(&mr, 0, sizeof(mr));
-
   int VolCount;
   VolumeParameters* VolParams = NULL;
   bool retval = false;