btrfs: handle invalid root reference found in may_destroy_subvol()

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The may_destroy_subvol() looks up a root by a key, allowing to do an
inexact search when key->offset is -1.  It's never expected to find such
item, as it would break the allowed range of a root id.

Signed-off-by: David Sterba <dsterba@suse.com>

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David Sterba 2024-01-24 22:58:01 +01:00

parent f626a0f5b8

commit 6fbc6f4ac1

1 changed files with 8 additions and 1 deletions

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fs/btrfs/inode.c

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