reformat tag line of encrypted backup

src/etc/inc/config.lib.inc

@@ -448,6 +448,7 @@ function backup_to_google_drive() {
 			// backup source data to local strings (plain/encrypted)
 			$confdata = file_get_contents('/conf/config.xml') ; 
 			$confdata_enc = encrypt_data($confdata, $config->system->remotebackup->GDrivePassword->__toString()) ;
+			tagfile_reformat($confdata_enc, $confdata_enc, "config.xml");				
 			
 			
 			// read filelist (config-*.xml) and cleanup old files

src/www/diag_backup.php

@@ -291,7 +291,6 @@ if ($_POST) {
 					if ($_POST['decrypt']) {
 						if (!tagfile_deformat($data, $data, "config.xml")) {
 							$input_errors[] = gettext("The uploaded file does not appear to contain an encrypted OPNsense configuration.");
-							return 1;
 						}
 						$data = decrypt_data($data, $_POST['decrypt_password']);
 					}
@@ -321,7 +320,7 @@ if ($_POST) {
 							}
 						}
 					} else {
-						if(true) {
+						if(!$input_errors) {
 							/* restore the entire configuration */
 							$filename = $_FILES['conffile']['tmp_name'];
 							file_put_contents($filename, $data);