Initialize birthtime fields in vn_stat() to prevent stat(2) from
returning uninitialized birthtime. Most file systems don't initialize birthtime properly in their VOP_GETTATTR(). Submitted by: Jaakko Heinonen <jh saunalahti fi> Reviewed by: bde Discussed on: freebsd-fs MFC after: 1 month
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Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=183211
@ -703,6 +703,15 @@ vn_stat(vp, sb, active_cred, file_cred, td)
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#endif
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vap = &vattr;
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/*
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* Initialize defaults for new and unusual fields, so that file
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* systems which don't support these fields don't need to know
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* about them.
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*/
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vap->va_birthtime.tv_sec = -1;
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vap->va_birthtime.tv_nsec = 0;
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error = VOP_GETATTR(vp, vap, active_cred);
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if (error)
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return (error);
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