diff options
Diffstat (limited to 'lib/libdisk/disk.c')
| -rw-r--r-- | lib/libdisk/disk.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/libdisk/disk.c b/lib/libdisk/disk.c index c0c5c51..2341459 100644 --- a/lib/libdisk/disk.c +++ b/lib/libdisk/disk.c @@ -166,6 +166,8 @@ Int_Open_Disk(const char *name) exit (0); } + if (s == 0) + return (NULL); d->sector_size = s; len /= s; /* media size in number of sectors. */ @@ -481,6 +483,8 @@ Set_Boot_Mgr(struct disk *d, const u_char *b, const size_t s) { #if !defined(__ia64__) #ifdef PC98 + if (d->sector_size == 0) + return; if (bootipl_size % d->sector_size != 0) return; if (d->bootipl) @@ -509,6 +513,8 @@ Set_Boot_Mgr(struct disk *d, const u_char *b, const size_t s) memcpy(d->bootmenu, bootmenu, bootmenu_size); } #else + if (d->sector_size == 0) + return; if (s % d->sector_size != 0) return; if (d->bootmgr) |
