format_stackdriver: Correctly report sd_output_register_metric errors.

diff --git a/src/utils/format_stackdriver/format_stackdriver.c b/src/utils/format_stackdriver/format_stackdriver.c
index 24a5f115b97cdb3aa3f8f71491d23f97ab4f6435..0900361b3bc0dde1a713ffa6a77f6d5ee92ae230 100644 (file)
--- a/src/utils/format_stackdriver/format_stackdriver.c
+++ b/src/utils/format_stackdriver/format_stackdriver.c
@@ -616,7 +616,7 @@ int sd_output_register_metric(sd_output_t *out, metric_t const *m) {
     sfree(key);
   }
 
-  return 0;
+  return status;
 } /* }}} int sd_output_register_metric */
 
 char *sd_output_reset(sd_output_t *out) /* {{{ */