diff options
| -rw-r--r-- | block/ioctl.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/block/ioctl.c b/block/ioctl.c index 9cfa2e1ecb2..309760b7e37 100644 --- a/block/ioctl.c +++ b/block/ioctl.c @@ -72,7 +72,7 @@ static int blkpg_ioctl(struct block_device *bdev, struct blkpg_ioctl_arg __user bdevp = bdget_disk(disk, part); if (!bdevp) return -ENOMEM; - mutex_lock(&bdevp->bd_mutex); + mutex_lock_nested(&bdevp->bd_mutex, BD_MUTEX_PARTITION); if (bdevp->bd_openers) { mutex_unlock(&bdevp->bd_mutex); bdput(bdevp); @@ -82,7 +82,7 @@ static int blkpg_ioctl(struct block_device *bdev, struct blkpg_ioctl_arg __user fsync_bdev(bdevp); invalidate_bdev(bdevp, 0); - mutex_lock(&bdev->bd_mutex); + mutex_lock_nested(&bdev->bd_mutex, BD_MUTEX_WHOLE); delete_partition(disk, part); mutex_unlock(&bdev->bd_mutex); mutex_unlock(&bdevp->bd_mutex); |