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ovl: disable decoding null uuid with redirect_dir
Currently decoding origin with lower null uuid is not allowed unless user opted-in to one of the new features that require following the lower inode of non-dir upper (index, xino, metacopy). Now we add redirect_dir too to that feature list. Signed-off-by: Vyacheslav Yurkov <Vyacheslav.Yurkov@bruker.com> Reviewed-by: Amir Goldstein <amir73il@gmail.com> Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
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@ -1600,7 +1600,7 @@ static bool ovl_lower_uuid_ok(struct ovl_fs *ofs, const uuid_t *uuid)
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* lower inode of non-dir upper.
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* lower inode of non-dir upper.
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*/
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*/
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if (!ofs->config.index && !ofs->config.metacopy &&
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if (!ofs->config.index && !ofs->config.metacopy &&
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ofs->config.xino != OVL_XINO_ON &&
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!ofs->config.redirect_dir && ofs->config.xino != OVL_XINO_ON &&
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uuid_is_null(uuid))
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uuid_is_null(uuid))
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return false;
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return false;
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