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 60c404570f4045fe8a497898c7e0ee1a7026ab9e..89fe6f52bac7ada4e6ff324a16fdf97f985c7787 100644 (file)
--- 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;
 }