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author | Dave Chinner <dchinner@redhat.com> | 2018-06-05 19:09:34 +0200 |
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committer | Darrick J. Wong <darrick.wong@oracle.com> | 2018-06-06 17:10:26 +0200 |
commit | 29cad0b3edaffb65f78f61b63cb0c43f87f98865 (patch) | |
tree | aec35c16de02a9e42e33d3897b9af57f4883a5f1 /fs/xfs/xfs_bmap_item.c | |
parent | xfs: verify root inode more thoroughly (diff) | |
download | linux-29cad0b3edaffb65f78f61b63cb0c43f87f98865.tar.xz linux-29cad0b3edaffb65f78f61b63cb0c43f87f98865.zip |
xfs: push corruption -> ESTALE conversion to xfs_nfs_get_inode()
In xfs_imap_to_bp(), we convert a -EFSCORRUPTED error to -EINVAL if
we are doing an untrusted lookup. This is done because we need
failed filehandle lookups to report -ESTALE to the caller, and it
does this by converting -EINVAL and -ENOENT errors to -ESTALE.
The squashing of EFSCORRUPTED in imap_to_bp makes it impossible for
for xfs_iget(UNTRUSTED) callers to determine the difference between
"inode does not exist" and "corruption detected during lookup". We
realy need that distinction in places calling xfS_iget(UNTRUSTED),
so move the filehandle error case handling all the way out to
xfs_nfs_get_inode() where it is needed.
Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Carlos Maiolino <cmaiolino@redhat.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Diffstat (limited to 'fs/xfs/xfs_bmap_item.c')
0 files changed, 0 insertions, 0 deletions