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-rw-r--r--source3/nsswitch/winbindd_ads.c30
1 files changed, 17 insertions, 13 deletions
diff --git a/source3/nsswitch/winbindd_ads.c b/source3/nsswitch/winbindd_ads.c
index eda3dfb785..156dd119a8 100644
--- a/source3/nsswitch/winbindd_ads.c
+++ b/source3/nsswitch/winbindd_ads.c
@@ -912,12 +912,20 @@ static NTSTATUS lookup_groupmem(struct winbindd_domain *domain,
uint32 *name_types_nocache = NULL;
char **domains_nocache = NULL; /* only needed for rpccli_lsa_lookup_sids */
uint32 num_nocache = 0;
+ TALLOC_CTX *tmp_ctx = NULL;
DEBUG(10,("ads: lookup_groupmem %s sid=%s\n", domain->name,
sid_string_static(group_sid)));
*num_names = 0;
+ tmp_ctx = talloc_new(mem_ctx);
+ if (!tmp_ctx) {
+ DEBUG(1, ("ads: lookup_groupmem: talloc failed\n"));
+ status = NT_STATUS_NO_MEMORY;
+ goto done;
+ }
+
if ( !winbindd_can_contact_domain( domain ) ) {
DEBUG(10,("lookup_groupmem: No incoming trust for domain %s\n",
domain->name));
@@ -932,7 +940,7 @@ static NTSTATUS lookup_groupmem(struct winbindd_domain *domain,
}
/* search for all members of the group */
- if (!(ldap_exp = talloc_asprintf(mem_ctx, "(objectSid=%s)",
+ if (!(ldap_exp = talloc_asprintf(tmp_ctx, "(objectSid=%s)",
sid_string_static(group_sid))))
{
DEBUG(1, ("ads: lookup_groupmem: talloc_asprintf for ldap_exp failed!\n"));
@@ -944,7 +952,7 @@ static NTSTATUS lookup_groupmem(struct winbindd_domain *domain,
args.val = ADS_EXTENDED_DN_HEX_STRING;
args.critical = True;
- rc = ads_ranged_search(ads, mem_ctx, LDAP_SCOPE_SUBTREE, ads->config.bind_path,
+ rc = ads_ranged_search(ads, tmp_ctx, LDAP_SCOPE_SUBTREE, ads->config.bind_path,
ldap_exp, &args, "member", &members, &num_members);
if (!ADS_ERR_OK(rc)) {
@@ -971,13 +979,13 @@ static NTSTATUS lookup_groupmem(struct winbindd_domain *domain,
(*sid_mem) = TALLOC_ZERO_ARRAY(mem_ctx, DOM_SID, num_members);
(*names) = TALLOC_ZERO_ARRAY(mem_ctx, char *, num_members);
(*name_types) = TALLOC_ZERO_ARRAY(mem_ctx, uint32, num_members);
- (sid_mem_nocache) = TALLOC_ZERO_ARRAY(mem_ctx, DOM_SID, num_members);
+ (sid_mem_nocache) = TALLOC_ZERO_ARRAY(tmp_ctx, DOM_SID, num_members);
if ((members == NULL) || (*sid_mem == NULL) ||
(*names == NULL) || (*name_types == NULL) ||
(sid_mem_nocache == NULL))
{
- DEBUG(1, ("talloc failed\n"));
+ DEBUG(1, ("ads: lookup_groupmem: talloc failed\n"));
status = NT_STATUS_NO_MEMORY;
goto done;
}
@@ -993,7 +1001,7 @@ static NTSTATUS lookup_groupmem(struct winbindd_domain *domain,
char *name, *domain_name;
DOM_SID sid;
- if (!ads_get_sid_from_extended_dn(mem_ctx, members[i], args.val, &sid)) {
+ if (!ads_get_sid_from_extended_dn(tmp_ctx, members[i], args.val, &sid)) {
status = NT_STATUS_INVALID_PARAMETER;
goto done;
}
@@ -1019,13 +1027,13 @@ static NTSTATUS lookup_groupmem(struct winbindd_domain *domain,
/* handle sids not resolved from cache by lsa_lookup_sids */
if (num_nocache > 0) {
- status = cm_connect_lsa(domain, mem_ctx, &cli, &lsa_policy);
+ status = cm_connect_lsa(domain, tmp_ctx, &cli, &lsa_policy);
if (!NT_STATUS_IS_OK(status)) {
goto done;
}
- status = rpccli_lsa_lookup_sids_all(cli, mem_ctx,
+ status = rpccli_lsa_lookup_sids_all(cli, tmp_ctx,
&lsa_policy,
num_nocache,
sid_mem_nocache,
@@ -1046,7 +1054,7 @@ static NTSTATUS lookup_groupmem(struct winbindd_domain *domain,
{
sid_copy(&(*sid_mem)[*num_names],
&sid_mem_nocache[i]);
- (*names)[*num_names] = names_nocache[i];
+ (*names)[*num_names] = talloc_steal(names, names_nocache[i]);
(*name_types)[*num_names] = name_types_nocache[i];
(*num_names)++;
}
@@ -1073,11 +1081,7 @@ static NTSTATUS lookup_groupmem(struct winbindd_domain *domain,
done:
- /* free intermediate lists. - a temp talloc ctx might be better. */
- TALLOC_FREE(sid_mem_nocache);
- TALLOC_FREE(names_nocache);
- TALLOC_FREE(name_types_nocache);
- TALLOC_FREE(domains_nocache);
+ TALLOC_FREE(tmp_ctx);
return status;
}