Andries E. Brouwer b47b6f38e5 ext3, ext4: avoid divide by zero ...

As it turns out, the kernel divides by EXT3_INODES_PER_GROUP(s) when
mounting an ext3 filesystem.  If that number is zero, a crash follows.
Below a patch.

This crash was reported by Joeri de Ruiter, Carst Tankink and Pim Vullers.

Cc: <linux-ext4@vger.kernel.org>
Acked-by: Alan Cox <alan@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2007-12-17 19:28:16 -08:00

..

acl.c

Introduce is_owner_or_cap() to wrap CAP_FOWNER use with fsuid check

2007-07-17 12:00:03 -07:00

acl.h

[PATCH] Remove leftover ext3 acl declarations

2006-07-10 13:24:26 -07:00

balloc.c

Revert "ext2/ext3/ext4: add block bitmap validation"

2007-11-13 08:09:11 -08:00

bitmap.c

fs: mark nibblemap const

2007-10-17 08:42:47 -07:00

dir.c

Fix 64KB blocksize in ext3 directories

2007-11-14 18:45:43 -08:00

ext3_jbd.c

[PATCH] ext3: uninline large functions

2006-12-07 08:39:35 -08:00

file.c

sendfile: remove .sendfile from filesystems that use generic_file_sendfile()

2007-07-10 08:04:13 +02:00

fsync.c

sparse pointer use of zero as null

2007-10-18 14:37:31 -07:00

hash.c

[PATCH] remove many unneeded #includes of sched.h

2007-02-14 08:09:54 -08:00

ialloc.c

remove unused bh in calls to ext234_get_group_desc

2007-10-17 08:42:49 -07:00

inode.c

JBD: Fix JBD warnings when compiling with CONFIG_JBD_DEBUG

2007-10-19 11:53:35 -07:00

ioctl.c

Forbid user to change file flags on quota files

2007-11-14 18:45:38 -08:00

Makefile

[PATCH] ext3: uninline large functions

2006-12-07 08:39:35 -08:00

namei.c

Fix 64KB blocksize in ext3 directories

2007-11-14 18:45:43 -08:00

namei.h

[PATCH] ext3: sparse fixes

2005-10-30 17:37:25 -08:00

resize.c

ext3: fix setup_new_group_blocks locking

2007-10-18 14:37:29 -07:00

super.c

ext3, ext4: avoid divide by zero

2007-12-17 19:28:16 -08:00

symlink.c

[PATCH] mark struct inode_operations const 1

2007-02-12 09:48:46 -08:00

xattr_security.c

header cleaning: don't include smp_lock.h when not used

2007-05-08 11:15:07 -07:00

xattr_trusted.c

header cleaning: don't include smp_lock.h when not used

2007-05-08 11:15:07 -07:00

xattr_user.c

header cleaning: don't include smp_lock.h when not used

2007-05-08 11:15:07 -07:00

xattr.c

JBD/ext3 cleanups: convert to kzalloc

2007-10-19 11:53:34 -07:00

xattr.h

Remove obsolete #include <linux/config.h>

2006-06-30 19:25:36 +02:00