From: Florian Forster <octo@huhu.verplant.org>
Date: Mon, 18 May 2009 12:42:39 +0000 (+0200)
Subject: rrdtool plugin: Make sure the initialization is run only once.
X-Git-Tag: collectd-4.6.3~10
X-Git-Url: https://git.octo.it/?p=collectd.git;a=commitdiff_plain;h=f331f9975e8d90a8c430ee7c739c4c3ed8bbb1ec

rrdtool plugin: Make sure the initialization is run only once.

Thanks to Amit Gupta for reporting this bug!
---

diff --git a/src/rrdtool.c b/src/rrdtool.c
index bbebc375..a205ef2c 100644
--- a/src/rrdtool.c
+++ b/src/rrdtool.c
@@ -1007,8 +1007,13 @@ static int rrd_shutdown (void)
 
 static int rrd_init (void)
 {
+	static int init_once = 0;
 	int status;
 
+	if (init_once != 0)
+		return (0);
+	init_once = 1;
+
 	if (rrdcreate_config.stepsize < 0)
 		rrdcreate_config.stepsize = 0;
 	if (rrdcreate_config.heartbeat <= 0)