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* xfs: fix uninitialized return values in scrub codeDarrick J. Wong2017-11-091-2/+2
| | | | | | | Fix smatch complaints about uninitialized return codes. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Dave Chinner <dchinner@redhat.com>
* xfs: scrub directory parent pointersDarrick J. Wong2017-10-271-0/+317
Scrub parent pointers, sort of. For directories, we can ride the '..' entry up to the parent to confirm that there's at most one dentry that points back to this directory. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Dave Chinner <dchinner@redhat.com>