From 7f6be3765e113e0d4b8e6b65e1074982de94377e Mon Sep 17 00:00:00 2001
From: Christoph Hellwig <hch@lst.de>
Date: Tue, 10 Aug 2021 17:45:10 +0200
Subject: block: pass a gendisk to bdev_add_partition
bdev_add_partition can only operate on the whole device. Make that clear
by passing a gendisk instead of a block_device.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20210810154512.1809898-3-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
---
block/ioctl.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
(limited to 'block/ioctl.c')
diff --git a/block/ioctl.c b/block/ioctl.c
index fff161eaab42..36e0ec76b3b2 100644
--- a/block/ioctl.c
+++ b/block/ioctl.c
@@ -16,6 +16,7 @@
static int blkpg_do_ioctl(struct block_device *bdev,
struct blkpg_partition __user *upart, int op)
{
+ struct gendisk *disk = bdev->bd_disk;
struct blkpg_partition p;
long long start, length;
@@ -40,7 +41,7 @@ static int blkpg_do_ioctl(struct block_device *bdev,
/* check if partition is aligned to blocksize */
if (p.start & (bdev_logical_block_size(bdev) - 1))
return -EINVAL;
- return bdev_add_partition(bdev, p.pno, start, length);
+ return bdev_add_partition(disk, p.pno, start, length);
case BLKPG_RESIZE_PARTITION:
return bdev_resize_partition(bdev, p.pno, start, length);
default:
--
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