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Fix handling of ISC_R_TIMEOUT in resume_qmin()

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If a timeout occurs when sending a QMIN query, QNAME
minimization should be disabled. This now causes a hard
failure in strict mode, or a fallback to non-minimized queries
in relaxed mode.
This commit is contained in:
Mark Andrews 2024-08-15 23:34:59 +10:00
parent 98fc14dc75
commit 496f7963cd
1 changed files with 1 additions and 0 deletions
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lib/dns/resolver.c
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@ -4241,6 +4241,7 @@ resume_qmin(void *arg) {
case DNS_R_FORMERR:
case DNS_R_REMOTEFORMERR:
case ISC_R_FAILURE:
case ISC_R_TIMEDOUT:
if ((fctx->options & DNS_FETCHOPT_QMIN_STRICT) != 0) {
/* These results cause a hard fail in strict mode */
goto cleanup;