s3: winbind: Add missing NULL check for returned talloc'ed ADS struct.

Coverity CID: 1506720.

Signed-off-by: Jeremy Allison <jra@samba.org>
Reviewed-by: Andreas Schneider <asn@samba.org>

diff --git a/source3/winbindd/winbindd_cm.c b/source3/winbindd/winbindd_cm.c
index 64441b4db163ebfb1d8a34c90b51b39e76895545..28316e10d72d4a0c77b1832c173158d0b2fd1b10 100644 (file)
--- a/source3/winbindd/winbindd_cm.c
+++ b/source3/winbindd/winbindd_cm.c
@@ -1099,6 +1099,10 @@ static bool dcip_check_name_ads(const struct winbindd_domain *domain,
                       domain->name,
                       addr,
                       ADS_SASL_PLAIN);
+       if (ads == NULL) {
+               ads_status = ADS_ERROR_NT(NT_STATUS_NO_MEMORY);
+               goto out;
+       }
        ads->auth.flags |= ADS_AUTH_NO_BIND;
        ads->config.flags |= request_flags;
        ads->server.no_fallback = true;