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linux-stable/fs/ocfs2
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Luis Henriques a4e08d001f ocfs2: fix NULL pointer dereference in __ocfs2_change_file_space() 
As ocfs2_fallocate() will invoke __ocfs2_change_file_space() with a NULL
as the first parameter (file), it may trigger a NULL pointer dereferrence
due to a missing check.

Addresses http://bugs.launchpad.net/bugs/1006012

Signed-off-by: Luis Henriques <luis.henriques@canonical.com>
Reported-by: Bret Towe <magnade@gmail.com>
Tested-by: Bret Towe <magnade@gmail.com>
Cc: Sunil Mushran <sunil.mushran@oracle.com>
Acked-by: Joel Becker <jlbec@evilplan.org>
Acked-by: Mark Fasheh <mfasheh@suse.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-07-11 16:04:43 -07:00
..
cluster
sock: Introduce named constants for sk_reuse
2012-04-21 15:52:25 -04:00
dlm
ocfs2: trivial endianness misannotations
2012-05-29 23:28:34 -04:00
dlmfs
vfs: Rename end_writeback() to clear_inode()
2012-05-06 13:43:41 +08:00
acl.c
switch posix_acl_equiv_mode() to umode_t *
2011-08-01 02:10:06 -04:00
acl.h
fs: take the ACL checks to common code
2011-07-25 14:30:23 -04:00
alloc.c
ocfs2: ->l_next_free_req breakage on big-endian
2012-04-13 12:31:37 -04:00
alloc.h
ocfs2: Add ocfs2_trim_fs for SSD trim support.
2011-05-23 23:37:18 -07:00
aops.c
ocfs2: remove the second argument of k[un]map_atomic()
2012-03-20 21:48:25 +08:00
aops.h
ocfs2: serialize unaligned aio
2011-07-28 02:07:16 -07:00
blockcheck.c
ocfs2: kill endianness abuses in blockcheck.c
2012-05-29 23:28:35 -04:00
blockcheck.h
ocfs2: Add statistics for the checksum and ecc operations.
2009-06-03 19:15:36 -07:00
buffer_head_io.c
ocfs2: Remove masklog ML_UPTODATE.
2011-02-24 16:22:20 +08:00
buffer_head_io.h
ocfs2: Take the inode out of the metadata read/write paths.
2009-09-04 16:07:48 -07:00
dcache.c
ocfs2: fix d_revalidate oopsen on NFS exports
2011-03-10 03:45:07 -05:00
dcache.h
Track negative entries v3
2010-09-10 09:18:15 -07:00
dir.c
Merge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jlbec/ocfs2
2011-12-01 14:55:34 -08:00
dir.h
ocfs2: Introduce dir free space list
2009-04-03 11:39:16 -07:00
dlmglue.c
ocfs2: use spinlock irqsave for downconvert lock.patch
2012-07-03 23:27:15 -07:00
dlmglue.h
ocfs2: Fix lockdep warning in reflink.
2010-09-10 09:19:06 -07:00
export.c
->encode_fh() API change
2012-05-29 23:28:33 -04:00
export.h
exportfs: make struct export_operations const
2007-10-22 08:13:21 -07:00
extent_map.c
ocfs2: for SEEK_DATA/SEEK_HOLE, return internal error unchanged if ocfs2_get_clusters_nocache() or ocfs2_inode_lock() call failed.
2012-07-03 23:27:16 -07:00
extent_map.h
ocfs2: Implement llseek()
2011-07-25 14:58:15 -07:00
file.c
ocfs2: fix NULL pointer dereference in __ocfs2_change_file_space()
2012-07-11 16:04:43 -07:00
file.h
->permission() sanitizing: don't pass flags to ->permission()
2011-07-20 01:43:24 -04:00
heartbeat.c
ocfs2: Remove mlog(0) from fs/ocfs2/heartbeat.c
2011-02-23 21:17:39 +08:00
heartbeat.h
ocfs2: Move o2hb functionality into the stack glue.
2008-04-18 08:56:04 -07:00
inode.c
ocfs: simplify symlink handling
2012-05-29 23:28:40 -04:00
inode.h
ocfs2: serialize unaligned aio
2011-07-28 02:07:16 -07:00
ioctl.c
ocfs2: deal with __user misannotations
2012-05-29 23:28:35 -04:00
ioctl.h
Ocfs2: Move ocfs2 ioctl definitions from ocfs2_fs.h to newly added ocfs2_ioctl.h
2010-03-02 14:10:20 -08:00
journal.c
ocfs2: Add comment about orphan scanning
2011-07-24 10:35:54 -07:00
journal.h
ocfs2: Add a missing journal credit in ocfs2_link_credits() -v2
2011-11-17 01:46:48 -08:00
Kconfig
ocfs2: Make OCFS2_FS depend on CONFIGFS_FS
2011-01-16 21:22:40 +00:00
localalloc.c
ocfs2: Remove EXIT from masklog.
2011-03-07 16:43:21 +08:00
localalloc.h
ocfs2: increase the default size of local alloc windows
2010-05-05 18:18:07 -07:00
locks.c
ocfs2: remove INODE from unused files.
2011-02-21 11:18:23 +08:00
locks.h
ocfs2: POSIX file locks support
2008-10-13 13:57:57 -07:00
Makefile
Ocfs2/move_extents: Add basic framework and source files for extent moving.
2011-05-25 15:17:08 +08:00
mmap.c
ocfs2: Fix ocfs2_page_mkwrite()
2011-07-24 10:36:54 -07:00
mmap.h
…
move_extents.c
ocfs2: deal with __user misannotations
2012-05-29 23:28:35 -04:00
move_extents.h
Ocfs2/move_extents: move/defrag extents within a certain range.
2011-05-25 15:17:12 +08:00
namei.c
ocfs: simplify symlink handling
2012-05-29 23:28:40 -04:00
namei.h
ocfs2: Create reflinked file in orphan dir.
2009-09-22 20:09:48 -07:00
ocfs1_fs_compat.h
fs/: Spelling fixes
2008-02-03 17:33:42 +02:00
ocfs2_fs.h
Revert wrong fixes for common misspellings
2011-04-26 23:31:11 -07:00
ocfs2_ioctl.h
Ocfs2/move_extents: Adding new ioctl code 'OCFS2_IOC_MOVE_EXT' to ocfs2.
2011-05-25 15:17:08 +08:00
ocfs2_lockid.h
ocfs2: Add new refcount tree lock resource in dlmglue.
2009-09-22 20:09:28 -07:00
ocfs2_lockingver.h
ocfs2_dlmfs: Enable the use of user cluster stacks.
2010-02-26 15:41:18 -08:00
ocfs2_trace.h
ocfs2: Add trace event for trim.
2011-05-23 23:37:20 -07:00
ocfs2.h
ocfs2: avoid unaligned access to dqc_bitmap
2011-12-01 14:39:32 -08:00
quota_global.c
ocfs2: Fix bogus error message from ocfs2_global_read_info
2012-07-03 23:27:17 -07:00
quota_local.c
ocfs2: avoid unaligned access to dqc_bitmap
2011-12-01 14:39:32 -08:00
quota.h
ocfs2: use system_wq instead of ocfs2_quota_wq
2011-02-01 11:42:42 +01:00
refcounttree.c
ocfs2: ->rl_count endianness breakage
2012-04-13 12:31:41 -04:00
refcounttree.h
Ocfs2/refcounttree: Publicize couple of funcs from refcounttree.c
2011-05-25 15:17:08 +08:00
reservations.c
ocfs2: Remove masklog ML_RESERVATIONS.
2011-02-23 22:10:56 +08:00
reservations.h
Fix common misspellings
2011-03-31 11:26:23 -03:00
resize.c
ocfs2: Remove mlog(0) from fs/ocfs2/suballoc.c
2011-02-22 08:24:01 +08:00
resize.h
[PATCH 2/2] ocfs2: Implement group add for online resize
2008-01-25 15:04:24 -08:00
slot_map.c
ocfs2: Clean up messages in the fs
2011-07-24 10:34:54 -07:00
slot_map.h
ocfs2: De-magic the in-memory slot map.
2008-04-18 08:56:03 -07:00
stack_o2cb.c
ocfs2/cluster: Cluster up now includes network connections too
2011-07-24 10:33:54 -07:00
stack_user.c
dlm: add recovery callbacks
2012-01-04 08:56:31 -06:00
stackglue.c
ocfs2_dlmfs: Enable the use of user cluster stacks.
2010-02-26 15:41:18 -08:00
stackglue.h
Fix common misspellings
2011-03-31 11:26:23 -03:00
suballoc.c
ocfs2: ->e_leaf_clusters endianness breakage
2012-04-13 12:31:43 -04:00
suballoc.h
ocfs2: allow return of new inode block location before allocation of the inode
2010-09-08 14:25:59 +08:00
super.c
ocfs2: fix leaks on failure exits in module_init
2012-03-20 21:29:49 -04:00
super.h
treewide: use __printf not __attribute__((format(printf,...)))
2011-10-31 17:30:54 -07:00
symlink.c
ocfs: simplify symlink handling
2012-05-29 23:28:40 -04:00
symlink.h
ocfs: simplify symlink handling
2012-05-29 23:28:40 -04:00
sysfile.c
ocfs2: Remove mlog(0) from fs/ocfs2/file.c
2011-02-22 22:14:41 +08:00
sysfile.h
…
uptodate.c
ocfs2: Remove masklog ML_UPTODATE.
2011-02-24 16:22:20 +08:00
uptodate.h
ocfs2: Pass struct ocfs2_caching_info to the journal functions.
2009-09-04 16:07:50 -07:00
ver.c
ocfs2: bump version number
2008-01-25 15:05:46 -08:00
ver.h
…
xattr.c
ocfs2: propagate umode_t
2012-01-03 22:55:02 -05:00
xattr.h
ocfs2: propagate umode_t
2012-01-03 22:55:02 -05:00