From: Florian Forster <octo@collectd.org>
Date: Fri, 21 Nov 2014 10:23:01 +0000 (+0100)
Subject: mqtt plugin: Correctly check the return value of format_topic().
X-Git-Tag: collectd-5.6.0~637^2~12
X-Git-Url: https://git.verplant.org/?a=commitdiff_plain;h=7a66c29615152b9e6353020338b286a780e2ac13;hp=b260f7243a91ea42baf0038bc703bb862f4d2ad5;p=collectd.git

mqtt plugin: Correctly check the return value of format_topic().
---

diff --git a/src/mqtt.c b/src/mqtt.c
index c5254375..163bd4ad 100644
--- a/src/mqtt.c
+++ b/src/mqtt.c
@@ -191,6 +191,7 @@ static int mqtt_write (const data_set_t *ds, const value_list_t *vl,
     conf = user_data->data;
 
     status = format_topic (topic, sizeof (topic), ds, vl, conf);
+    if (status != 0)
     {
         ERROR ("mqtt plugin: format_topic failed with status %d.", status);
         return (status);