tree-wide: use TAKE_PTR() and TAKE_FD() macros

[thirdparty/systemd.git] / src / resolve / resolved-dns-trust-anchor.c

diff --git a/src/resolve/resolved-dns-trust-anchor.c b/src/resolve/resolved-dns-trust-anchor.c
index e169c8f02f887a22110607dfbdc7b492cdf9e19a..fc7f26a46f3b390689f41b95b518ee7f6568dacd 100644 (file)
--- a/src/resolve/resolved-dns-trust-anchor.c
+++ b/src/resolve/resolved-dns-trust-anchor.c
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
 /***
   This file is part of systemd.
 
@@ -300,8 +301,7 @@ static int dns_trust_anchor_load_positive(DnsTrustAnchor *d, const char *path, u
                 rr->ds.algorithm = a;
                 rr->ds.digest_type = dt;
                 rr->ds.digest_size = l;
-                rr->ds.digest = dd;
-                dd = NULL;
+                rr->ds.digest = TAKE_PTR(dd);
 
         } else if (strcaseeq(type, "DNSKEY")) {
                 _cleanup_free_ char *flags = NULL, *protocol = NULL, *algorithm = NULL, *key = NULL;
@@ -353,8 +353,7 @@ static int dns_trust_anchor_load_positive(DnsTrustAnchor *d, const char *path, u
                 rr->dnskey.protocol = 3;
                 rr->dnskey.algorithm = a;
                 rr->dnskey.key_size = l;
-                rr->dnskey.key = k;
-                k = NULL;
+                rr->dnskey.key = TAKE_PTR(k);
 
         } else {
                 log_warning("RR type %s is not supported, ignoring line %s:%u.", type, path, line);
@@ -541,19 +540,10 @@ int dns_trust_anchor_load(DnsTrustAnchor *d) {
 }
 
 void dns_trust_anchor_flush(DnsTrustAnchor *d) {
-        DnsAnswer *a;
-        DnsResourceRecord *rr;
-
         assert(d);
 
-        while ((a = hashmap_steal_first(d->positive_by_key)))
-                dns_answer_unref(a);
-        d->positive_by_key = hashmap_free(d->positive_by_key);
-
-        while ((rr = set_steal_first(d->revoked_by_rr)))
-                dns_resource_record_unref(rr);
-        d->revoked_by_rr = set_free(d->revoked_by_rr);
-
+        d->positive_by_key = hashmap_free_with_destructor(d->positive_by_key, dns_answer_unref);
+        d->revoked_by_rr = set_free_with_destructor(d->revoked_by_rr, dns_resource_record_unref);
         d->negative_by_name = set_free_free(d->negative_by_name);
 }