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Correct BIOS header sanitizing on pc98.

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MFC after:	3 days
This commit is contained in:
Yoshihiro Takahashi 2009-09-19 03:33:18 +00:00
parent d6dbb0dba0
commit 0f0f85be13
1 changed files with 7 additions and 4 deletions
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11
lib/libdisk/change.c
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@ -36,14 +36,17 @@ Sanitize_Bios_Geom(struct disk *disk)
if (disk->bios_cyl >= 65536)
sane = 0;
#ifdef PC98
if (disk->bios_hd >= 256)
sane = 0;
if (disk->bios_sect >= 256)
sane = 0;
#else
if (disk->bios_hd > 256)
sane = 0;
#ifdef PC98
if (disk->bios_sect >= 256)
#else
if (disk->bios_sect > 63)
#endif
sane = 0;
#endif
if (disk->bios_cyl * disk->bios_hd * disk->bios_sect !=
disk->chunks->size)
sane = 0;