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Merge branch '4328-tasn-error-in-isc_hashmap_iter_create' into 'main'

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Resolve "ThreadSanitizer: data race in dns_tsigkeyring_dump"

Closes #4328

See merge request isc-projects/bind9!8473
This commit is contained in:
Arаm Sаrgsyаn
2023-11-13 13:33:38 +00:00
parent 4c9d948365 0817d42102
commit fd4ad5f0ba
2 changed files with 4 additions and 0 deletions
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2
CHANGES
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@@ -1,3 +1,5 @@
6281. [bug] Fix a data race in dns_tsigkeyring_dump(). [GL #4328]
6280. [bug] Fix missing newlines in the output of "rndc nta -dump".
[GL !8454]

2
lib/dns/tsig.c
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@@ -469,6 +469,7 @@ dns_tsigkeyring_dump(dns_tsigkeyring_t *ring, FILE *fp) {
REQUIRE(VALID_TSIGKEYRING(ring));
RWLOCK(&ring->lock, isc_rwlocktype_read);
isc_hashmap_iter_create(ring->keys, &it);
for (result = isc_hashmap_iter_first(it); result == ISC_R_SUCCESS;
result = isc_hashmap_iter_next(it))
@@ -482,6 +483,7 @@ dns_tsigkeyring_dump(dns_tsigkeyring_t *ring, FILE *fp) {
}
}
isc_hashmap_iter_destroy(&it);
RWUNLOCK(&ring->lock, isc_rwlocktype_read);
return (found ? ISC_R_SUCCESS : ISC_R_NOTFOUND);
}