193 	int retval;  in joydev_open_device()  local
195 	retval = mutex_lock_interruptible(&joydev->mutex);  in joydev_open_device()
196 	if (retval)  in joydev_open_device()
197 		return retval;  in joydev_open_device()
200 		retval = -ENODEV;  in joydev_open_device()
202 		retval = input_open_device(&joydev->handle);  in joydev_open_device()
203 		if (retval)  in joydev_open_device()
208 	return retval;  in joydev_open_device()
383 	int retval;  in joydev_read()  local
397 	retval = wait_event_interruptible(joydev->wait,  in joydev_read()
399 	if (retval)  in joydev_read()
400 		return retval;  in joydev_read()
405 	while (retval + sizeof(struct js_event) <= count &&  in joydev_read()
408 		if (copy_to_user(buf + retval, &event, sizeof(struct js_event)))  in joydev_read()
411 		retval += sizeof(struct js_event);  in joydev_read()
414 	while (retval + sizeof(struct js_event) <= count &&  in joydev_read()
417 		if (copy_to_user(buf + retval, &event, sizeof(struct js_event)))  in joydev_read()
420 		retval += sizeof(struct js_event);  in joydev_read()
423 	return retval;  in joydev_read()
442 	int retval = 0;  in joydev_handle_JSIOCSAXMAP()  local
452 		retval = -EFAULT;  in joydev_handle_JSIOCSAXMAP()
458 			retval = -EINVAL;  in joydev_handle_JSIOCSAXMAP()
470 	return retval;  in joydev_handle_JSIOCSAXMAP()
478 	int retval = 0;  in joydev_handle_JSIOCSBTNMAP()  local
488 		retval = -EFAULT;  in joydev_handle_JSIOCSBTNMAP()
494 			retval = -EINVAL;  in joydev_handle_JSIOCSBTNMAP()
506 	return retval;  in joydev_handle_JSIOCSBTNMAP()
603 	int retval;  in joydev_compat_ioctl()  local
605 	retval = mutex_lock_interruptible(&joydev->mutex);  in joydev_compat_ioctl()
606 	if (retval)  in joydev_compat_ioctl()
607 		return retval;  in joydev_compat_ioctl()
610 		retval = -ENODEV;  in joydev_compat_ioctl()
617 		retval = get_user(tmp32, (s32 __user *) arg);  in joydev_compat_ioctl()
618 		if (retval == 0)  in joydev_compat_ioctl()
624 		retval = put_user(tmp32, (s32 __user *) arg);  in joydev_compat_ioctl()
628 		retval = copy_from_user(&ds32, argp,  in joydev_compat_ioctl()
630 		if (retval == 0) {  in joydev_compat_ioctl()
648 		retval = copy_to_user(argp, &ds32, sizeof(ds32)) ? -EFAULT : 0;  in joydev_compat_ioctl()
652 		retval = joydev_ioctl_common(joydev, cmd, argp);  in joydev_compat_ioctl()
658 	return retval;  in joydev_compat_ioctl()
668 	int retval;  in joydev_ioctl()  local
670 	retval = mutex_lock_interruptible(&joydev->mutex);  in joydev_ioctl()
671 	if (retval)  in joydev_ioctl()
672 		return retval;  in joydev_ioctl()
675 		retval = -ENODEV;  in joydev_ioctl()
682 		retval = get_user(joydev->glue.JS_TIMELIMIT,  in joydev_ioctl()
687 		retval = put_user(joydev->glue.JS_TIMELIMIT,  in joydev_ioctl()
692 		retval = copy_from_user(&joydev->glue, argp,  in joydev_ioctl()
697 		retval = copy_to_user(argp, &joydev->glue,  in joydev_ioctl()
702 		retval = joydev_ioctl_common(joydev, cmd, argp);  in joydev_ioctl()
707 	return retval;  in joydev_ioctl()