diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/exporter/cjson_exporter.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/exporter/cjson_exporter.c b/src/exporter/cjson_exporter.c index c9a410d..206f7b1 100644 --- a/src/exporter/cjson_exporter.c +++ b/src/exporter/cjson_exporter.c @@ -379,6 +379,9 @@ void write_delta_to_json(struct fieldstat_json_exporter *exporter, struct cellwi { // for every tag_field_pair, get the tag json string const char *tag_json = json_writer_unwrap(tag_field_pair->cjson_tags); + if (tag_json == NULL) { + tag_json = "\a\t\a"; // just a dummy string + } for (int j = 0; j < tag_field_pair->n_metric; j++) { if (tag_field_pair->metric_pairs[j]->type != TAG_INTEGER) { // only counter type need to write delta continue; |