rrdfetch: Print a usage summary if not enough parameters have been given. -- Sebastia...

[rrdtool.git] / src / rrd_restore.c

diff --git a/src/rrd_restore.c b/src/rrd_restore.c
index 4cbc37a..32bfdeb 100644 (file)
--- a/src/rrd_restore.c
+++ b/src/rrd_restore.c
@@ -2,7 +2,9 @@
  * RRDtool 1.3.2  Copyright by Tobi Oetiker, 1997-2009                    
  *****************************************************************************
  * rrd_restore.c  Contains logic to parse XML input and create an RRD file
- *                initial libxml2 version of rrd_restore (c) by Florian octo Forster
+ * This file:
+ * Copyright (C) 2008  Florian octo Forster  (original libxml2 code)
+ * Copyright (C) 2008,2009 Tobias Oetiker
  *****************************************************************************
  * $Id$
  *************************************************************************** */
@@ -294,13 +296,14 @@ static int get_xml_double(
         }        
         errno = 0;
         temp = strtod((char *)text,NULL);
-        xmlFree(text);        
         if (errno>0){
             rrd_set_error("ling %d: get_xml_double from '%s' %s",
                           xmlTextReaderGetParserLineNumber(reader),
                           text,rrd_strerror(errno));
+            xmlFree(text);        
             return -1;
         }
+        xmlFree(text);        
         *value = temp;
         return 0;
     }