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dns_view_untrust modifies dnskey->flags when it shouldn't

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Copy the structure and declare dnskey as const.

(cherry picked from commit 21d828241b)
This commit is contained in:
Mark Andrews
2022-11-29 16:11:51 +11:00
committed by Petr Špaček
parent f708172d87
commit 489cba33bb
2 changed files with 11 additions and 9 deletions
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2
lib/dns/include/dns/view.h
View File

@@ -1197,7 +1197,7 @@ dns_view_ntacovers(dns_view_t *view, isc_stdtime_t now, const dns_name_t *name,
void
dns_view_untrust(dns_view_t *view, const dns_name_t *keyname,
dns_rdata_dnskey_t *dnskey);
const dns_rdata_dnskey_t *dnskey);
/*%<
* Remove keys that match 'keyname' and 'dnskey' from the views trust
* anchors.

18
lib/dns/view.c
View File

@@ -1992,26 +1992,28 @@ dns_view_issecuredomain(dns_view_t *view, const dns_name_t *name,
void
dns_view_untrust(dns_view_t *view, const dns_name_t *keyname,
dns_rdata_dnskey_t *dnskey) {
const dns_rdata_dnskey_t *dnskey) {
isc_result_t result;
dns_keytable_t *sr = NULL;
dns_rdata_dnskey_t tmpkey;
REQUIRE(DNS_VIEW_VALID(view));
REQUIRE(keyname != NULL);
REQUIRE(dnskey != NULL);
/*
* Clear the revoke bit, if set, so that the key will match what's
* in secroots now.
*/
dnskey->flags &= ~DNS_KEYFLAG_REVOKE;
result = dns_view_getsecroots(view, &sr);
if (result != ISC_R_SUCCESS) {
return;
}
result = dns_keytable_deletekey(sr, keyname, dnskey);
/*
* Clear the revoke bit, if set, so that the key will match what's
* in secroots now.
*/
tmpkey = *dnskey;
tmpkey.flags &= ~DNS_KEYFLAG_REVOKE;
result = dns_keytable_deletekey(sr, keyname, &tmpkey);
if (result == ISC_R_SUCCESS) {
/*
* If key was found in secroots, then it was a