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s4:librpc/rpc: don't ask for auth_length if we ask for auth data only

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dcerpc_pull_auth_trailer() handles auth_length=NULL just fine.

BUG: https://bugzilla.samba.org/show_bug.cgi?id=11982

Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
This commit is contained in:
Stefan Metzmacher 2016-06-20 16:16:23 +02:00
parent 505a4e68d9
commit e05c732c60
1 changed files with 2 additions and 6 deletions
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8
source4/librpc/rpc/dcerpc.c
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@ -1415,12 +1415,10 @@ static void dcerpc_bind_recv_handler(struct rpc_request *subreq,
/* the bind_ack might contain a reply set of credentials */
if (pkt->auth_length != 0 && sec->tmp_auth_info.in != NULL) {
uint32_t auth_length;
status = dcerpc_pull_auth_trailer(pkt, sec->tmp_auth_info.mem,
&pkt->u.bind_ack.auth_info,
sec->tmp_auth_info.in,
&auth_length, true);
NULL, true);
if (tevent_req_nterror(req, status)) {
return;
}
@ -2435,12 +2433,10 @@ static void dcerpc_alter_context_recv_handler(struct rpc_request *subreq,
/* the alter_resp might contain a reply set of credentials */
if (pkt->auth_length != 0 && sec->tmp_auth_info.in != NULL) {
uint32_t auth_length;
status = dcerpc_pull_auth_trailer(pkt, sec->tmp_auth_info.mem,
&pkt->u.alter_resp.auth_info,
sec->tmp_auth_info.in,
&auth_length, true);
NULL, true);
if (tevent_req_nterror(req, status)) {
return;
}