src/daemon/metric.c: improve readability of "first_label" logic.

Co-authored-by: Eero Tamminen <eero.t.tamminen@intel.com>

diff --git a/src/daemon/metric.c b/src/daemon/metric.c
index 44e7659f7198b4d4ded7452fa668a1416e3bceb2..55edc7a7d89708ae2b89a0b8489a34e657689469 100644 (file)
--- a/src/daemon/metric.c
+++ b/src/daemon/metric.c
@@ -285,10 +285,11 @@ int metric_identity(strbuf_t *buf, metric_t const *m) {
   status = status || strbuf_print(buf, "{");
 
   bool first_label = true;
-  status = status || format_label_set(buf, &m->resource, RESOURCE_LABEL_PREFIX,
-                                      first_label);
-
-  first_label = (m->resource.num == 0);
+  if (m->resource.num == 0) {
+    status = status || format_label_set(buf, &m->resource,
+                                        RESOURCE_LABEL_PREFIX, first_label);
+    first_label = false;
+  }
   status = status || format_label_set(buf, &m->label, "", first_label);
 
   return status || strbuf_print(buf, "}");