drivers/md/md.c

3197 	int rv;
3199 	rv = kstrtouint(buf, 10, &n);
3200 	if (rv < 0)
3201 		return rv;
3550 	int rv = badblocks_store(&rdev->badblocks, page, len, 0);
3554 	return rv;
3678 	ssize_t rv;
3697 	rv = suspend ? mddev_suspend_and_lock(mddev) : mddev_lock(mddev);
3698 	if (!rv) {
3700 			rv = -ENODEV;
3702 			rv = entry->store(rdev, page, length);
3709 	return rv;
3987 	ssize_t rv;
3997 	rv = mddev_suspend_and_lock(mddev);
3998 	if (rv)
3999 		return rv;
4007 		rv = len;
4010 	rv = -EROFS;
4020 	rv = -EBUSY;
4026 	rv = -EINVAL;
4048 		rv = -EINVAL;
4056 		rv = len;
4063 		rv = -EINVAL;
4084 		rv = PTR_ERR(priv);
4177 	rv = len;
4180 	return rv;
4625 	int rv;
4627 	rv = kstrtouint(buf, 10, &n);
4628 	if (rv < 0)
4629 		return rv;
5094 	int rv;
5099 		rv = kstrtouint(buf, 10, &min);
5100 		if (rv < 0)
5101 			return rv;
5123 	int rv;
5128 		rv = kstrtouint(buf, 10, &max);
5129 		if (rv < 0)
5130 			return rv;
5693 	ssize_t rv;
5704 	rv = entry->show(mddev, page);
5706 	return rv;
5715 	ssize_t rv;
5727 	rv = entry->store(mddev, page, length);
5729 	return rv;
7380 	int rv;
7408 	rv = mddev->pers->resize(mddev, num_sectors);
7409 	if (!rv) {
7416 	return rv;
7421 	int rv;
7451 	rv = mddev->pers->check_reshape(mddev);
7452 	if (rv < 0) {
7456 	return rv;
7469 	int rv = 0;
7512 			rv = mddev->pers->check_reshape(mddev);
7513 			if (rv)
7515 			return rv;
7519 		rv = update_size(mddev, (sector_t)info->size * 2);
7522 		rv = update_raid_disks(mddev, info->raid_disks);
7526 			rv = -EINVAL;
7530 			rv = -EBUSY;
7537 				rv = -EEXIST;
7541 				rv = -EINVAL;
7551 				rv = md_bitmap_load(mddev);
7553 				rv = PTR_ERR(bitmap);
7554 			if (rv)
7559 				rv = -ENOENT;
7563 				rv = -EINVAL;
7570 					rv = -EPERM;
7585 	return rv;
7587 	return rv;
9800 	int rv;
9805 	rv = badblocks_set(&rdev->badblocks, s, sectors, 0);
9806 	if (rv == 0) {
9823 	int rv;
9828 	rv = badblocks_clear(&rdev->badblocks, s, sectors);
9829 	if ((rv == 0) && test_bit(ExternalBbl, &rdev->flags))
9831 	return rv;