From: Florian Forster <octo@google.com>
Date: Fri, 31 Jul 2020 06:54:47 +0000 (+0200)
Subject: common: Fix a memory leak in plugin_value_list_to_metric_family().
X-Git-Tag: 6.0.0-rc0~144^2~5
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=31af8d48f2617e1fbd5b9eb1f3ceef359abd3231;p=thirdparty%2Fcollectd.git

common: Fix a memory leak in plugin_value_list_to_metric_family().

The temporary metric_t needs to be reset, otherwise the labels leak.
---

diff --git a/src/utils/common/common.c b/src/utils/common/common.c
index 60c404570..89fe6f52b 100644
--- a/src/utils/common/common.c
+++ b/src/utils/common/common.c
@@ -1167,6 +1167,7 @@ metric_family_t *plugin_value_list_to_metric_family(value_list_t const *vl,
     return NULL;
   }
 
+  metric_reset(&m);
   return fam;
 }