prepare for the release of rrdtool-1.2.21

[rrdtool.git] / src / rrd_open.c

diff --git a/src/rrd_open.c b/src/rrd_open.c
index bf818e5..7dc55ae 100644 (file)
--- a/src/rrd_open.c
+++ b/src/rrd_open.c
@@ -1,5 +1,5 @@
 /*****************************************************************************
- * RRDtool 1.2.9  Copyright by Tobi Oetiker, 1997-2005
+ * RRDtool 1.2.21  Copyright by Tobi Oetiker, 1997-2007
  *****************************************************************************
  * rrd_open.c  Open an RRD File
  *****************************************************************************
@@ -117,12 +117,14 @@ rrd_open(const char *file_name, FILE **in_file, rrd_t *rrd, int rdwr)
        if (strncmp(rrd->stat_head->cookie,RRD_COOKIE,4) != 0){
            rrd_set_error("'%s' is not an RRD file",file_name);
            free(rrd->stat_head);
+            rrd->stat_head = NULL; 
            fclose(*in_file);
            return(-1);}
 
        if (rrd->stat_head->float_cookie != FLOAT_COOKIE){
            rrd_set_error("This RRD was created on other architecture");
            free(rrd->stat_head);
+            rrd->stat_head = NULL; 
            fclose(*in_file);
            return(-1);}
 
@@ -132,6 +134,7 @@ rrd_open(const char *file_name, FILE **in_file, rrd_t *rrd, int rdwr)
            rrd_set_error("can't handle RRD file version %s",
                        rrd->stat_head->version);
            free(rrd->stat_head);
+            rrd->stat_head = NULL; 
            fclose(*in_file);
            return(-1);}