libxfs: add more bounds checking to sb sanity checks

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Current sb verifier doesn't check bounds on sb_fdblocks and sb_ifree.
Add sanity checks for these parameters.

Signed-off-by: Bill O'Donnell <billodo@redhat.com>
[darrick: port to refactored sb validation predicates]
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Eric Sandeen <sandeen@redhat.com>

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Bill O'Donnell 2018-07-26 10:10:34 -07:00 • committed by Darrick J. Wong

parent eca383fcd6

commit 8756a5af18

1 changed files with 12 additions and 0 deletions

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fs/xfs/libxfs/xfs_sb.c

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