From 3acc203e1d251c265f838b5e5a56585d0a15b067 Mon Sep 17 00:00:00 2001 From: phk Date: Wed, 4 Mar 1998 18:03:54 +0000 Subject: If numdirs is zero, print a helpful message instead of divding by zero later. --- sbin/fsck_ffs/setup.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'sbin/fsck_ffs') diff --git a/sbin/fsck_ffs/setup.c b/sbin/fsck_ffs/setup.c index 197d9cc..28e7e4b 100644 --- a/sbin/fsck_ffs/setup.c +++ b/sbin/fsck_ffs/setup.c @@ -295,6 +295,10 @@ setup(dev) goto badsb; } numdirs = sblock.fs_cstotal.cs_ndir; + if (numdirs == 0) { + printf("numdirs is zero, try using an alternate superblock\n"); + goto badsb; + } inplast = 0; listmax = numdirs + 10; inpsort = (struct inoinfo **)calloc((unsigned)listmax, -- cgit v1.1