51 	int err;  in rtc_uie_task()  local
53 	err = rtc_read_time(rtc, &tm);  in rtc_uie_task()
56 	if (rtc->stop_uie_polling || err) {  in rtc_uie_task()
111 	int err;  in set_uie()  local
113 	err = rtc_read_time(rtc, &tm);  in set_uie()
114 	if (err)  in set_uie()
115 		return err;  in set_uie()
206 	int err = 0;  in rtc_dev_ioctl()  local
214 	err = mutex_lock_interruptible(&rtc->ops_lock);  in rtc_dev_ioctl()
215 	if (err)  in rtc_dev_ioctl()
216 		return err;  in rtc_dev_ioctl()
227 			err = -EACCES;  in rtc_dev_ioctl()
232 			err = -EACCES;  in rtc_dev_ioctl()
238 			err = -EACCES;  in rtc_dev_ioctl()
242 	if (err)  in rtc_dev_ioctl()
260 		err = rtc_read_alarm(rtc, &alarm);  in rtc_dev_ioctl()
261 		if (err < 0)  in rtc_dev_ioctl()
262 			return err;  in rtc_dev_ioctl()
265 			err = -EFAULT;  in rtc_dev_ioctl()
266 		return err;  in rtc_dev_ioctl()
296 			err = rtc_read_time(rtc, &tm);  in rtc_dev_ioctl()
297 			if (err < 0)  in rtc_dev_ioctl()
298 				return err;  in rtc_dev_ioctl()
304 			err  = rtc_valid_tm(&alarm.time);  in rtc_dev_ioctl()
305 			if (err < 0)  in rtc_dev_ioctl()
306 				return err;  in rtc_dev_ioctl()
323 		err = rtc_read_time(rtc, &tm);  in rtc_dev_ioctl()
324 		if (err < 0)  in rtc_dev_ioctl()
325 			return err;  in rtc_dev_ioctl()
328 			err = -EFAULT;  in rtc_dev_ioctl()
329 		return err;  in rtc_dev_ioctl()
340 		err = rtc_irq_set_state(rtc, 1);  in rtc_dev_ioctl()
344 		err = rtc_irq_set_state(rtc, 0);  in rtc_dev_ioctl()
364 		err = rtc_irq_set_freq(rtc, arg);  in rtc_dev_ioctl()
367 		err = put_user(rtc->irq_freq, (unsigned long __user *)uarg);  in rtc_dev_ioctl()
379 		err = rtc_read_alarm(rtc, &alarm);  in rtc_dev_ioctl()
380 		if (err < 0)  in rtc_dev_ioctl()
381 			return err;  in rtc_dev_ioctl()
384 			err = -EFAULT;  in rtc_dev_ioctl()
385 		return err;  in rtc_dev_ioctl()
396 				err = -EINVAL;  in rtc_dev_ioctl()
405 			err = rtc_read_offset(rtc, &offset);  in rtc_dev_ioctl()
407 			if (err == 0)  in rtc_dev_ioctl()
413 				err = rtc->ops->param_get(rtc->dev.parent, &param);  in rtc_dev_ioctl()
415 				err = -EINVAL;  in rtc_dev_ioctl()
418 		if (!err)  in rtc_dev_ioctl()
420 				err = -EFAULT;  in rtc_dev_ioctl()
432 			err = -EINVAL;  in rtc_dev_ioctl()
443 				err = rtc->ops->param_set(rtc->dev.parent, &param);  in rtc_dev_ioctl()
445 				err = -EINVAL;  in rtc_dev_ioctl()
453 			err = ops->ioctl(rtc->dev.parent, cmd, arg);  in rtc_dev_ioctl()
454 			if (err == -ENOIOCTLCMD)  in rtc_dev_ioctl()
455 				err = -ENOTTY;  in rtc_dev_ioctl()
457 			err = -ENOTTY;  in rtc_dev_ioctl()
464 	return err;  in rtc_dev_ioctl()
562 	int err;  in rtc_dev_init()  local
564 	err = alloc_chrdev_region(&rtc_devt, 0, RTC_DEV_MAX, "rtc");  in rtc_dev_init()
565 	if (err < 0)  in rtc_dev_init()