Module: kamailio Branch: master Commit: d8a35b3b6c837b36779e232b65fce61c3aa93387 URL: https://github.com/kamailio/kamailio/commit/d8a35b3b6c837b36779e232b65fce61c...

Author: Daniel-Constantin Mierla miconda@gmail.com Committer: Daniel-Constantin Mierla miconda@gmail.com Date: 2023-09-26T20:20:56+02:00

core: dns cache - warn messages on safety checks for items

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Modified: src/core/dns_cache.c

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Diff: https://github.com/kamailio/kamailio/commit/d8a35b3b6c837b36779e232b65fce61c... Patch: https://github.com/kamailio/kamailio/commit/d8a35b3b6c837b36779e232b65fce61c...

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diff --git a/src/core/dns_cache.c b/src/core/dns_cache.c index 58c48b33dae..4ad478ba88d 100644 --- a/src/core/dns_cache.c +++ b/src/core/dns_cache.c @@ -1690,6 +1690,9 @@ inline static struct dns_hash_entry *dns_get_related( l = e; LM_DBG("(%p (%.*s, %d), %d, *%p) (%d)\n", e, e->name_len, e->name, e->type, type, *records, cname_chain_len); + if(l->prev != NULL || l->next != NULL) { + LM_WARN("record not alone: %p - type: %d\n", l, (int)l->type); + } clist_init(l, next, prev); if(type == e->type) { ret = e; @@ -2034,6 +2037,9 @@ inline static struct dns_hash_entry *dns_cache_do_request(str *name, int type) } #endif end: + if(e != NULL && e->prev == NULL && e->next == NULL) { + LM_WARN("record not linked: %p - type: %d\n", e, (int)e->type); + } return e; }