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linux/fs/ext4
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Eryu Guan 30d8953ff1 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: Luis Henriques <luis.henriques@canonical.com>
History 2015-05-28 10:00:03 +01:00
..
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: move error report out of atomic context in ext4_init_block_bitmap() 2014-11-05 11:43:06 +00:00
bitmap.c ext4: Replace open coded mdata csum feature to helper function 2014-11-05 11:43:06 +00:00
block_validity.c fs/ext4: use rbtree postorder iteration helper instead of opencoding 2014-01-23 16:37:03 -08:00
dir.c ext4: remove unused local variable "stored" from ext4_readdir(...) 2014-05-27 12:48:55 -04:00
ext4.h ext4: fix accidental flag aliasing in ext4_map_blocks flags 2015-05-06 23:58:31 +01:00
ext4_extents.h ext4: rename uninitialized extents to unwritten 2014-04-20 23:45:47 -04:00
ext4_jbd2.c ext4: fix NULL pointer dereference when journal restart fails 2015-05-28 10:00:03 +01:00
ext4_jbd2.h ext4: make local functions static 2014-05-12 10:50:23 -04:00
extents.c ext4: check for zero length extent explicitly 2015-05-28 10:00:03 +01:00
extents_status.c ext4: fix data corruption caused by unwritten and delayed extents 2015-05-12 09:36:39 +01:00
extents_status.h ext4: add ext4_es_store_pblock_status() 2014-02-19 20:15:15 -05:00
file.c ext4: prevent bugon on race between write/fcntl 2014-11-13 11:48:59 +00:00
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 2014-11-13 11:48:58 +00:00
indirect.c ext4: fix indirect punch hole corruption 2015-04-27 16:39:54 +01:00
inline.c ext4: Replace open coded mdata csum feature to helper function 2014-11-05 11:43:06 +00:00
inode.c ext4: fix data corruption caused by unwritten and delayed extents 2015-05-12 09:36:39 +01:00
ioctl.c ext4: Replace open coded mdata csum feature to helper function 2014-11-05 11:43:06 +00:00
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 ext4: fix BUG_ON in mb_free_blocks() 2014-09-05 16:36:33 -07:00
mballoc.h ext4: remove unused ac_ex_scanned 2014-02-20 13:32:10 -05:00
migrate.c ext4: remove unnecessary double parentheses 2014-05-12 12:55:07 -04:00
mmp.c ext4: Replace open coded mdata csum feature to helper function 2014-11-05 11:43:06 +00:00
move_extent.c ext4: add missing BUFFER_TRACE before ext4_journal_get_write_access 2014-05-12 22:06:43 -04:00
namei.c ext4: make fsync to sync parent dir in no-journal for real this time 2015-05-05 11:09:43 +01:00
page-io.c Clean ups and miscellaneous bug fixes, in particular for the new 2014-06-08 13:03:35 -07:00
resize.c ext4: fix overflow when updating superblock backups after resize 2014-11-13 11:48:57 +00:00
super.c ext4: enable journal checksum when metadata checksum feature enabled 2014-11-13 11:48:58 +00:00
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 2014-11-05 11:43:06 +00:00
xattr.h ext4: each filesystem creates and uses its own mb_cache 2014-03-18 19:24:49 -04:00
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