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Avoid byte overflow in block estimate for large files

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This commit is contained in:
sommerfe 1999-05-05 16:53:46 +00:00
parent eef2152360
commit 3a1d0ae5c7
1 changed files with 3 additions and 3 deletions
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6
sbin/dump/traverse.c
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@ -1,4 +1,4 @@
/* $NetBSD: traverse.c,v 1.24 1999/03/23 14:22:59 bouyer Exp $ */ /* $NetBSD: traverse.c,v 1.25 1999/05/05 16:53:46 sommerfe Exp $ */
/*- /*-
* Copyright (c) 1980, 1988, 1991, 1993 * Copyright (c) 1980, 1988, 1991, 1993
@ -38,7 +38,7 @@
#if 0 #if 0
static char sccsid[] = "@(#)traverse.c 8.7 (Berkeley) 6/15/95"; static char sccsid[] = "@(#)traverse.c 8.7 (Berkeley) 6/15/95";
#else #else
__RCSID("$NetBSD: traverse.c,v 1.24 1999/03/23 14:22:59 bouyer Exp $"); __RCSID("$NetBSD: traverse.c,v 1.25 1999/05/05 16:53:46 sommerfe Exp $");
#endif #endif
#endif /* not lint */ #endif /* not lint */
@ -113,7 +113,7 @@ blockest(dp)
* dump blocks (sizeest vs. blkest in the indirect block * dump blocks (sizeest vs. blkest in the indirect block
* calculation). * calculation).
*/ */
blkest = howmany(dbtob(dp->di_blocks), TP_BSIZE); blkest = howmany(dbtob((u_int64_t)dp->di_blocks), TP_BSIZE);
sizeest = howmany(dp->di_size, TP_BSIZE); sizeest = howmany(dp->di_size, TP_BSIZE);
if (blkest > sizeest) if (blkest > sizeest)
blkest = sizeest; blkest = sizeest;