s3:libnet: Convert myalias to lower case

This will be more consistent as it is a dnsname.

Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>

diff --git a/source3/libnet/libnet_join.c b/source3/libnet/libnet_join.c
index 43ade678bdd9e38f95dede2921717e0f11c356ce..490f8ea37ab77c775b3433db6455ec4c848e6ff4 100644 (file)
--- a/source3/libnet/libnet_join.c
+++ b/source3/libnet/libnet_join.c
@@ -596,6 +596,10 @@ static ADS_STATUS libnet_join_set_machine_spn(TALLOC_CTX *mem_ctx,
                fstr_sprintf(my_alias, "%s.%s",
                             *netbios_aliases,
                             lp_dnsdomain());
+               if (!strlower_m(my_alias)) {
+                       status = ADS_ERROR_LDAP(LDAP_NO_MEMORY);
+                       goto done;
+               }
 
                spn = talloc_asprintf(frame, "HOST/%s", my_alias);
                if (spn == NULL) {