Re: [PATCH v12 05/41] btrfs: release path before calling into btrfs_load_block_group_zone_info

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To: Josef Bacik <josef@xxxxxxxxxxxxxx>, Naohiro Aota <Naohiro.Aota@xxxxxxx>, "linux-btrfs@xxxxxxxxxxxxxxx" <linux-btrfs@xxxxxxxxxxxxxxx>, "dsterba@xxxxxxxx" <dsterba@xxxxxxxx>
Subject: Re: [PATCH v12 05/41] btrfs: release path before calling into btrfs_load_block_group_zone_info
From: Johannes Thumshirn <Johannes.Thumshirn@xxxxxxx>
Date: Mon, 18 Jan 2021 08:55:36 +0000
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Cc: "hare@xxxxxxxx" <hare@xxxxxxxx>, "linux-fsdevel@xxxxxxxxxxxxxxx" <linux-fsdevel@xxxxxxxxxxxxxxx>, Jens Axboe <axboe@xxxxxxxxx>, "hch@xxxxxxxxxxxxx" <hch@xxxxxxxxxxxxx>, "Darrick J. Wong" <darrick.wong@xxxxxxxxxx>
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Thread-topic: [PATCH v12 05/41] btrfs: release path before calling into btrfs_load_block_group_zone_info
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On 15/01/2021 23:22, Josef Bacik wrote:
> You're releasing the path and then reading from it, a potential UAF.  Thanks,

*\@#%! I'm stupid, fixed for v13.

References:
- [PATCH v12 00/41] btrfs: zoned block device support
  - From: Naohiro Aota
- [PATCH v12 05/41] btrfs: release path before calling into btrfs_load_block_group_zone_info
  - From: Naohiro Aota
- Re: [PATCH v12 05/41] btrfs: release path before calling into btrfs_load_block_group_zone_info
  - From: Josef Bacik

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