auth3: Use "all_zero" where appropriate

... Saves a few bytes of footprint

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>

diff --git a/source3/auth/auth_util.c b/source3/auth/auth_util.c
index 25f27e887d50a05b073c508220f25847078bfa54..58639a0aba1e7876a31124366a245c5fd9c03fcb 100644 (file)
--- a/source3/auth/auth_util.c
+++ b/source3/auth/auth_util.c
@@ -1358,8 +1358,6 @@ NTSTATUS make_server_info_info3(TALLOC_CTX *mem_ctx,
                                struct auth_serversupplied_info **server_info,
                                const struct netr_SamInfo3 *info3)
 {
-       static const char zeros[16] = {0, };
-
        NTSTATUS nt_status = NT_STATUS_OK;
        char *found_username = NULL;
        const char *nt_domain;
@@ -1460,7 +1458,7 @@ NTSTATUS make_server_info_info3(TALLOC_CTX *mem_ctx,
 
        /* ensure we are never given NULL session keys */
 
-       if (memcmp(info3->base.key.key, zeros, sizeof(zeros)) == 0) {
+       if (all_zero(info3->base.key.key, sizeof(info3->base.key.key))) {
                result->session_key = data_blob_null;
        } else {
                result->session_key = data_blob_talloc(
@@ -1468,7 +1466,8 @@ NTSTATUS make_server_info_info3(TALLOC_CTX *mem_ctx,
                        sizeof(info3->base.key.key));
        }
 
-       if (memcmp(info3->base.LMSessKey.key, zeros, 8) == 0) {
+       if (all_zero(info3->base.LMSessKey.key,
+                    sizeof(info3->base.LMSessKey.key))) {
                result->lm_session_key = data_blob_null;
        } else {
                result->lm_session_key = data_blob_talloc(