static int prepare_binprm(struct linux_binprm *bprm)
{
	loff_t pos = 0;

	memset(bprm->buf, 0, BINPRM_BUF_SIZE);
	return kernel_read(bprm->file, bprm->buf, BINPRM_BUF_SIZE, &pos);
}
static int prepare_binprm(struct linux_binprm *bprm)
{
	loff_t pos = 0;

	memset(bprm->buf, 0, BINPRM_BUF_SIZE);
	return kernel_read(bprm->file, bprm->buf, BINPRM_BUF_SIZE, &pos);
}