diff options
Diffstat (limited to 'block/genhd.c')
| -rw-r--r-- | block/genhd.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/block/genhd.c b/block/genhd.c index b84b8671e627..419548e92d82 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -1,6 +1,8 @@ // SPDX-License-Identifier: GPL-2.0 /* * gendisk handling + * + * Portions Copyright (C) 2020 Christoph Hellwig */ #include <linux/module.h> @@ -244,15 +246,18 @@ struct block_device *disk_part_iter_next(struct disk_part_iter *piter) part = rcu_dereference(ptbl->part[piter->idx]); if (!part) continue; + piter->part = bdgrab(part); + if (!piter->part) + continue; if (!bdev_nr_sectors(part) && !(piter->flags & DISK_PITER_INCL_EMPTY) && !(piter->flags & DISK_PITER_INCL_EMPTY_PART0 && - piter->idx == 0)) + piter->idx == 0)) { + bdput(piter->part); + piter->part = NULL; continue; + } - piter->part = bdgrab(part); - if (!piter->part) - continue; piter->idx += inc; break; } |