static int decode_open_confirm(struct xdr_stream *xdr, struct nfs_open_confirmres *res)
{
        __be32 *p;
	int status;

        status = decode_op_hdr(xdr, OP_OPEN_CONFIRM);
	if (status != -EIO)
		nfs_increment_open_seqid(status, res->seqid);
        if (status)
                return status;
        READ_BUF(NFS4_STATEID_SIZE);
        COPYMEM(res->stateid.data, NFS4_STATEID_SIZE);
        return 0;
}

Unknown