diff options
| author | Christoph Hellwig <hch@lst.de> | 2020-09-08 16:15:06 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2020-09-08 08:18:24 -0600 |
| commit | 88ce2a530cc9865a894454b2e40eba5957a60e1a (patch) | |
| tree | e5403a98c02f4342d19a1350750f81eeba6d36e6 | |
| parent | 7e24969022cbd61ddc586f14824fc205661bb124 (diff) | |
block: restore a specific error code in bdev_del_partition
mdadm relies on the fact that deleting an invalid partition returns
-ENXIO or -ENOTTY to detect if a block device is a partition or a
whole device.
Fixes: 08fc1ab6d748 ("block: fix locking in bdev_del_partition")
Reported-by: kernel test robot <rong.a.chen@intel.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
| -rw-r--r-- | block/partitions/core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/block/partitions/core.c b/block/partitions/core.c index 5b4869c08fb3..722406b841df 100644 --- a/block/partitions/core.c +++ b/block/partitions/core.c @@ -537,7 +537,7 @@ int bdev_del_partition(struct block_device *bdev, int partno) bdevp = bdget_disk(bdev->bd_disk, partno); if (!bdevp) - return -ENOMEM; + return -ENXIO; mutex_lock(&bdevp->bd_mutex); mutex_lock_nested(&bdev->bd_mutex, 1); |