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s3: libsmb: Make discover_dc_netbios() use internal_resolve_name_talloc().

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No more external users of internal_resolve_name().

Signed-off-by: Jeremy Allison <jra@samba.org>
Reviewed-by: Noel Power <npower@samba.org>
This commit is contained in:
Jeremy Allison 2020-08-26 13:47:55 -07:00 committed by Noel Power
parent fed4b6341c
commit a16d023c15
1 changed files with 21 additions and 9 deletions
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30
source3/libsmb/dsgetdcname.c
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@ -444,9 +444,9 @@ static NTSTATUS discover_dc_netbios(TALLOC_CTX *mem_ctx,
NTSTATUS status;
enum nbt_name_type name_type = NBT_NAME_LOGON;
struct ip_service *iplist = NULL;
int i;
size_t i;
struct ip_service_name *dclist = NULL;
int count;
size_t count;
static const char *resolve_order[] = { "lmhosts", "wins", "bcast", NULL };
*returned_dclist = NULL;
@ -456,9 +456,13 @@ static NTSTATUS discover_dc_netbios(TALLOC_CTX *mem_ctx,
name_type = NBT_NAME_PDC;
}
status = internal_resolve_name(domain_name, name_type, NULL,
&iplist, &count,
resolve_order);
status = internal_resolve_name_talloc(mem_ctx,
domain_name,
name_type,
NULL,
&iplist,
&count,
resolve_order);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(10,("discover_dc_netbios: failed to find DC\n"));
return status;
@ -466,7 +470,7 @@ static NTSTATUS discover_dc_netbios(TALLOC_CTX *mem_ctx,
dclist = talloc_zero_array(mem_ctx, struct ip_service_name, count);
if (!dclist) {
SAFE_FREE(iplist);
TALLOC_FREE(iplist);
return NT_STATUS_NO_MEMORY;
}
@ -480,13 +484,13 @@ static NTSTATUS discover_dc_netbios(TALLOC_CTX *mem_ctx,
ok = sockaddr_storage_to_samba_sockaddr(&r->sa, &iplist[i].ss);
if (!ok) {
SAFE_FREE(iplist);
TALLOC_FREE(iplist);
TALLOC_FREE(dclist);
return NT_STATUS_INVALID_PARAMETER;
}
r->hostname = talloc_strdup(mem_ctx, addr);
if (!r->hostname) {
SAFE_FREE(iplist);
TALLOC_FREE(iplist);
TALLOC_FREE(dclist);
return NT_STATUS_NO_MEMORY;
}
@ -495,7 +499,15 @@ static NTSTATUS discover_dc_netbios(TALLOC_CTX *mem_ctx,
*returned_dclist = dclist;
*returned_count = count;
SAFE_FREE(iplist);
TALLOC_FREE(iplist);
/* Paranoia in casting size_t -> int. */
if (*returned_count < 0) {
TALLOC_FREE(dclist);
*returned_dclist = NULL;
*returned_count = 0;
return NT_STATUS_INVALID_PARAMETER;
}
return NT_STATUS_OK;
}