Insist that kasp is not linked.

diff --git a/lib/dns/kasp.c b/lib/dns/kasp.c
index 66938d91e410696c3d95e4613fcca1871ca7fd47..1784b46be0d3f326f7e7681d98268316d7d3ea04 100644 (file)
--- a/lib/dns/kasp.c
+++ b/lib/dns/kasp.c
@@ -82,6 +82,8 @@ destroy(dns_kasp_t *kasp) {
        dns_kasp_key_t *key;
        dns_kasp_key_t *key_next;
 
+       ISC_INSIST(!ISC_LINK_LINKED(kasp, link));
+
        for (key = ISC_LIST_HEAD(kasp->keys); key != NULL; key = key_next) {
                key_next = ISC_LIST_NEXT(key, link);
                ISC_LIST_UNLINK(kasp->keys, key, link);