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linux/fs/ext4
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Eryu Guan fc371c0574 ext4: check for zero length extent explicitly 
commit 2f974865ff upstream.

The following commit introduced a bug when checking for zero length extent

5946d08 ext4: check for overlapping extents in ext4_valid_extent_entries()

Zero length extent could pass the check if lblock is zero.

Adding the explicit check for zero length back.

Signed-off-by: Eryu Guan <guaneryu@gmail.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
History 2015-06-06 08:19:36 -07:00
..
acl.c ext2/3/4: use generic posix ACL infrastructure 2014-01-25 23:58:19 -05:00
acl.h ext2/3/4: use generic posix ACL infrastructure 2014-01-25 23:58:19 -05:00
balloc.c ext4: don't count free clusters from a corrupt block group 2013-10-31 11:46:31 -04:00
bitmap.c ext4: Replace open coded mdata csum feature to helper function 2014-11-14 08:59:58 -08:00
block_validity.c fs/ext4: use rbtree postorder iteration helper instead of opencoding 2014-01-23 16:37:03 -08:00
dir.c fs/ext4: use rbtree postorder iteration helper instead of opencoding 2014-01-23 16:37:03 -08:00
ext4.h ext4: check s_chksum_driver when looking for bg csum presence 2014-11-14 08:59:58 -08:00
ext4_extents.h ext4: isolate ext4_extents.h file 2013-08-28 14:47:06 -04:00
ext4_jbd2.c ext4: fix NULL pointer dereference when journal restart fails 2015-06-06 08:19:35 -07:00
ext4_jbd2.h ext4: Fix misspellings using 'codespell' tool 2013-08-28 14:40:12 -04:00
extents.c ext4: check for zero length extent explicitly 2015-06-06 08:19:36 -07:00
extents_status.c ext4: fix data corruption caused by unwritten and delayed extents 2015-05-13 05:16:57 -07:00
extents_status.h ext4: isolate ext4_extents.h file 2013-08-28 14:47:06 -04:00
file.c ext4: prevent bugon on race between write/fcntl 2015-02-11 14:54:48 +08:00
fsync.c ext4: Fix fsync error handling after filesystem abort 2013-06-12 22:38:04 -04:00
hash.c ext4: reduce one "if" comparison in ext4_dirhash() 2013-02-01 22:33:21 -05:00
ialloc.c ext4: fix oops when loading block bitmap failed 2014-11-14 08:59:59 -08:00
indirect.c ext4: Fix hole punching for files with indirect blocks 2014-07-09 11:18:27 -07:00
inline.c ext4: Replace open coded mdata csum feature to helper function 2014-11-14 08:59:58 -08:00
inode.c ext4: fix data corruption caused by unwritten and delayed extents 2015-05-13 05:16:57 -07:00
ioctl.c ext4: Replace open coded mdata csum feature to helper function 2014-11-14 08:59:58 -08:00
Kconfig ext4: fix Kconfig documentation for CONFIG_EXT4_DEBUG 2013-04-21 20:32:03 -04:00
Makefile ext4: Remove CONFIG_EXT4_FS_XATTR 2012-12-10 16:30:43 -05:00
mballoc.c mm: non-atomically mark page accessed during page cache allocation where possible 2015-01-29 17:40:52 -08:00
mballoc.h ext4: use module parameters instead of debugfs for mballoc_debug 2013-02-09 16:28:20 -05:00
migrate.c ext4: Fix misspellings using 'codespell' tool 2013-08-28 14:40:12 -04:00
mmp.c ext4: Replace open coded mdata csum feature to helper function 2014-11-14 08:59:58 -08:00
move_extent.c vfs: pull ext4's double-i_mutex-locking into common code 2013-11-09 00:16:39 -05:00
namei.c ext4: make fsync to sync parent dir in no-journal for real this time 2015-05-06 21:59:15 +02:00
page-io.c ext4: fix zeroing of page during writeback 2014-06-30 20:11:55 -07:00
resize.c ext4: fix overflow when updating superblock backups after resize 2014-11-14 08:59:58 -08:00
super.c ext4: enable journal checksum when metadata checksum feature enabled 2014-11-14 08:59:59 -08:00
symlink.c ext4: Remove CONFIG_EXT4_FS_XATTR 2012-12-10 16:30:43 -05:00
truncate.h ext4: move common truncate functions to header file 2011-06-27 19:16:04 -04:00
xattr.c ext4: Replace open coded mdata csum feature to helper function 2014-11-14 08:59:58 -08:00
xattr.h ext2/3/4: use generic posix ACL infrastructure 2014-01-25 23:58:19 -05:00
xattr_security.c Merge branch 'for_linus' into for_linus_merged 2012-01-10 11:54:07 -05:00
xattr_trusted.c ext2/3/4: delete unneeded includes of module.h 2012-01-09 13:52:10 +01:00
xattr_user.c ext2/3/4: delete unneeded includes of module.h 2012-01-09 13:52:10 +01:00