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s3-dns: prevent from potentially doing wrong SRV DNS lookups.

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With an empty sitename we asked for e.g.
_ldap._tcp.._sites.dc._msdcs.AD.EXAMPLE.COM

Guenther

Autobuild-User: Günther Deschner <gd@samba.org>
Autobuild-Date: Wed Dec 21 17:23:25 CET 2011 on sn-devel-104
This commit is contained in:
Günther Deschner 2011-12-21 15:47:35 +01:00
parent 53d54f99b0
commit bfbb389332
1 changed files with 1 additions and 1 deletions
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2
source3/libads/dns.c
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@ -756,7 +756,7 @@ static NTSTATUS ads_dns_query_internal(TALLOC_CTX *ctx,
int *numdcs )
{
char *name;
if (sitename) {
if (sitename && strlen(sitename)) {
name = talloc_asprintf(ctx, "%s._tcp.%s._sites.%s._msdcs.%s",
servicename, sitename,
dc_pdc_gc_domains, realm);