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Use 64-bit arithmetic to calculate fragsperinodeblk, avoiding 32-bit 

overflows for large values of "-i bytes-per-inode".
This commit is contained in:
simonb 2006-01-21 12:32:14 +00:00
parent 09d4a5d5c8
commit e37b3f410c
1 changed files with 3 additions and 3 deletions
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6
sbin/newfs/mkfs.c
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@ -1,4 +1,4 @@
/* $NetBSD: mkfs.c,v 1.99 2006/01/16 21:34:41 dsl Exp $ */
/* $NetBSD: mkfs.c,v 1.100 2006/01/21 12:32:14 simonb Exp $ */
/*
* Copyright (c) 1980, 1989, 1993
@ -73,7 +73,7 @@
#if 0
static char sccsid[] = "@(#)mkfs.c 8.11 (Berkeley) 5/3/95";
#else
__RCSID("$NetBSD: mkfs.c,v 1.99 2006/01/16 21:34:41 dsl Exp $");
__RCSID("$NetBSD: mkfs.c,v 1.100 2006/01/21 12:32:14 simonb Exp $");
#endif
#endif /* not lint */
@ -364,7 +364,7 @@ mkfs(struct partition *pp, const char *fsys, int fi, int fo,
* 1 fragment per inode - useful for /dev.
*/
fragsperinodeblk = MAX(numfrags(&sblock,
density * INOPB(&sblock)), 1);
(uint64_t)density * INOPB(&sblock)), 1);
inodeblks = (sblock.fs_size - sblock.fs_iblkno) /
(sblock.fs_frag + fragsperinodeblk);
}