fix buffer overflow for LONG lines in journal handling code for update requests.

fix for #316

git-svn-id: svn://svn.oetiker.ch/rrdtool/branches/1.4@2202 a5681a0c-68f1-0310-ab6d-d61299d08faa

diff --git a/program/src/rrd_daemon.c b/program/src/rrd_daemon.c
index 78426e6b0073d928ad3430af57bc73e618266631..c09999a23a0ce03fe9064dd281eb2521df3957e6 100644 (file)
--- a/program/src/rrd_daemon.c
+++ b/program/src/rrd_daemon.c
@@ -1328,7 +1328,7 @@ static int handle_request_update (HANDLER_PROTO) /* {{{ */
 
   /* save it for the journal later */
   if (!JOURNAL_REPLAY(sock))
-    strncpy(orig_buf, buffer, buffer_size);
+    strncpy(orig_buf, buffer, min(CMD_MAX,buffer_size));
 
   status = buffer_get_field (&buffer, &buffer_size, &file);
   if (status != 0)