Merge branch 'collectd-5.7' into collectd-5.8

[collectd.git] / src / target_notification.c

diff --git a/src/target_notification.c b/src/target_notification.c
index 429e256..f83a904 100644 (file)
--- a/src/target_notification.c
+++ b/src/target_notification.c
@@ -221,7 +221,9 @@ static int tn_invoke(const data_set_t *ds, value_list_t *vl, /* {{{ */
     char template[DATA_MAX_NAME_LEN];
     char value_str[DATA_MAX_NAME_LEN];
 
-    snprintf(template, sizeof(template), "%%{ds:%s}", ds->ds[i].name);
+    const char *format = "%%{ds:%.*s}";
+    snprintf(template, sizeof(template), format,
+             DATA_MAX_NAME_LEN - strlen(format), ds->ds[i].name);
 
     if (ds->ds[i].type != DS_TYPE_GAUGE) {
       if ((rates == NULL) && (rates_failed == 0)) {