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| author | Liu Bo <bo.li.liu@oracle.com> | 2017-08-18 17:15:18 -0400 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2017-08-21 11:47:42 -0400 |
| commit | 167ce953ca55bdee20fe56c3c0fa51002435f745 (patch) | |
| tree | b85800ec47dd67e42d969c6c53a0257bae58c8a1 /fs/btrfs/print-tree.c | |
| parent | af1cbe0a66cb9e6c3f2acf7f0a7fc647b5dc4f2f (diff) | |
Btrfs: add a helper to retrive extent inline ref type
An invalid value of extent inline ref type may be read from a
malicious image which may force btrfs to crash.
This adds a helper which does sanity check for the ref type, so we can
know if it's sane, return he type, otherwise return an error.
Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.com>
[ minimal tweak const types, causing warnings due to other cleanup patches ]
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/print-tree.c')
0 files changed, 0 insertions, 0 deletions