Su Yue b80fbc20f3 btrfs: tree-checker: check item_size for dev_item ...

commit ea1d1ca402 upstream.

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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2022-03-02 11:47:48 +01:00

54 KiB

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