s3: Make use of ZERO_STRUCTP

diff --git a/source3/passdb/machine_sid.c b/source3/passdb/machine_sid.c
index aee9acc99367df1915780fad63d3dc853620c4f2..d70e7c4dc4fcf7252edbe7bc53b1bcb6f0b44abe 100644 (file)
--- a/source3/passdb/machine_sid.c
+++ b/source3/passdb/machine_sid.c
@@ -61,7 +61,8 @@ static void generate_random_sid(DOM_SID *sid)
        int i;
        uchar raw_sid_data[12];
 
-       memset((char *)sid, '\0', sizeof(*sid));
+       ZERO_STRUCTP(sid);
+
        sid->sid_rev_num = 1;
        sid->id_auth[5] = 5;
        sid->num_auths = 0;