config_format: remove unused variable
@@ -115,7 +115,6 @@ int flb_cf_plugin_property_add(struct flb_cf *cf,
char *k_buf, size_t k_len,
char *v_buf, size_t v_len)
{
- int i;
int ret;
flb_sds_t key;
flb_sds_t val;
