btrfs: tree-checker: check item_size for dev_item

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Check item size before accessing the device item to avoid out of bound
access, similar to inode_item check.

Signed-off-by: Su Yue <l@damenly.su>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

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Su Yue 2022-01-21 17:33:35 +08:00 • committed by David Sterba

parent 0c982944af

commit ea1d1ca402

1 changed files with 8 additions and 0 deletions

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fs/btrfs/tree-checker.c

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