s3:smb2_server: use smbd_smb2_request_verify_sizes() in smb2_break.c

metze

diff --git a/source3/smbd/smb2_break.c b/source3/smbd/smb2_break.c
index 5d5ab4139d90023073c10bad881a3c09d352af47..ce583acca3b5a812ff256302815285052762b7f8 100644 (file)
--- a/source3/smbd/smb2_break.c
+++ b/source3/smbd/smb2_break.c
@@ -36,28 +36,20 @@ static NTSTATUS smbd_smb2_oplock_break_recv(struct tevent_req *req,
 static void smbd_smb2_request_oplock_break_done(struct tevent_req *subreq);
 NTSTATUS smbd_smb2_request_process_break(struct smbd_smb2_request *req)
 {
-       const uint8_t *inhdr;
+       NTSTATUS status;
        const uint8_t *inbody;
        int i = req->current_idx;
-       size_t expected_body_size = 0x18;
-       size_t body_size;
        uint8_t in_oplock_level;
        uint64_t in_file_id_persistent;
        uint64_t in_file_id_volatile;
        struct tevent_req *subreq;
 
-       inhdr = (const uint8_t *)req->in.vector[i+0].iov_base;
-       if (req->in.vector[i+1].iov_len != (expected_body_size & 0xFFFFFFFE)) {
-               return smbd_smb2_request_error(req, NT_STATUS_INVALID_PARAMETER);
+       status = smbd_smb2_request_verify_sizes(req, 0x18);
+       if (!NT_STATUS_IS_OK(status)) {
+               return smbd_smb2_request_error(req, status);
        }
-
        inbody = (const uint8_t *)req->in.vector[i+1].iov_base;
 
-       body_size = SVAL(inbody, 0x00);
-       if (body_size != expected_body_size) {
-               return smbd_smb2_request_error(req, NT_STATUS_INVALID_PARAMETER);
-       }
-
        in_oplock_level         = CVAL(inbody, 0x02);
 
        if (in_oplock_level != SMB2_OPLOCK_LEVEL_NONE &&