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[master] reference leak with AAAA glue but not A

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4004.	[bug]		When delegations had AAAA glue but not A, a
			reference could be leaked causing an assertion
			failure on shutdown. [RT #37796]
This commit is contained in:
Evan Hunt 2014-11-14 09:02:28 -08:00
parent 3e1a17d65e
commit c4abb19716
3 changed files with 36 additions and 3 deletions
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4
CHANGES
View file

@ -1,3 +1,7 @@
4004. [bug] When delegations had AAAA glue but not A, a
reference could be leaked causing an assertion
failure on shutdown. [RT #37796]
4003. [placeholder]
4002. [placeholder]

33
bin/check/named-checkconf.c
View file

@ -503,7 +503,33 @@ main(int argc, char **argv) {
isc_commandline_errprint = ISC_FALSE;
while ((c = isc_commandline_parse(argc, argv, "dhjt:pvxz")) != EOF) {
/*
* Process memory debugging argument first.
*/
#define CMDLINE_FLAGS "dhjm:t:pvxz"
while ((c = isc_commandline_parse(argc, argv, CMDLINE_FLAGS)) != -1) {
switch (c) {
case 'm':
if (strcasecmp(isc_commandline_argument, "record") == 0)
isc_mem_debugging |= ISC_MEM_DEBUGRECORD;
if (strcasecmp(isc_commandline_argument, "trace") == 0)
isc_mem_debugging |= ISC_MEM_DEBUGTRACE;
if (strcasecmp(isc_commandline_argument, "usage") == 0)
isc_mem_debugging |= ISC_MEM_DEBUGUSAGE;
if (strcasecmp(isc_commandline_argument, "size") == 0)
isc_mem_debugging |= ISC_MEM_DEBUGSIZE;
if (strcasecmp(isc_commandline_argument, "mctx") == 0)
isc_mem_debugging |= ISC_MEM_DEBUGCTX;
break;
default:
break;
}
}
isc_commandline_reset = ISC_TRUE;
RUNTIME_CHECK(isc_mem_create(0, 0, &mctx) == ISC_R_SUCCESS);
while ((c = isc_commandline_parse(argc, argv, CMDLINE_FLAGS)) != EOF) {
switch (c) {
case 'd':
debug++;
@ -513,6 +539,9 @@ main(int argc, char **argv) {
nomerge = ISC_FALSE;
break;
case 'm':
break;
case 't':
result = isc_dir_chroot(isc_commandline_argument);
if (result != ISC_R_SUCCESS) {
@ -572,8 +601,6 @@ main(int argc, char **argv) {
InitSockets();
#endif
RUNTIME_CHECK(isc_mem_create(0, 0, &mctx) == ISC_R_SUCCESS);
RUNTIME_CHECK(setup_logging(mctx, stdout, &logc) == ISC_R_SUCCESS);
RUNTIME_CHECK(isc_entropy_create(mctx, &ectx) == ISC_R_SUCCESS);

2
lib/dns/zone.c
View file

@ -2604,6 +2604,8 @@ zone_check_glue(dns_zone_t *zone, dns_db_t *db, dns_name_t *name,
DNS_DBFIND_GLUEOK, 0, NULL,
foundname, &aaaa, NULL);
if (tresult == ISC_R_SUCCESS) {
if (dns_rdataset_isassociated(&a))
dns_rdataset_disassociate(&a);
dns_rdataset_disassociate(&aaaa);
return (ISC_TRUE);
}