Diego Calleja 60ccf82f5b btrfs: fix memory leak in btrfs_defrag_file ...

kmemleak found this:
unreferenced object 0xffff8801b64af968 (size 512):
  comm "btrfs-cleaner", pid 3317, jiffies 4306810886 (age 903.272s)
  hex dump (first 32 bytes):
    00 82 01 07 00 ea ff ff c0 83 01 07 00 ea ff ff  ................
    80 82 01 07 00 ea ff ff c0 87 01 07 00 ea ff ff  ................
  backtrace:
    [<ffffffff816875cc>] kmemleak_alloc+0x5c/0xc0
    [<ffffffff8114aec3>] kmem_cache_alloc_trace+0x163/0x240
    [<ffffffff8127a290>] btrfs_defrag_file+0xf0/0xb20
    [<ffffffff8125d9a5>] btrfs_run_defrag_inodes+0x165/0x210
    [<ffffffff812479d7>] cleaner_kthread+0x177/0x190
    [<ffffffff81075c7d>] kthread+0x8d/0xa0
    [<ffffffff816af5f4>] kernel_thread_helper+0x4/0x10
    [<ffffffffffffffff>] 0xffffffffffffffff

"pages" is not always freed. Fix it removing the unnecesary additional return.

Signed-off-by: Diego Calleja <diegocg@gmail.com>

2011-10-20 18:10:33 +02:00

..

acl.c

Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/btrfs-unstable

2011-08-02 21:14:05 -10:00

async-thread.c

Btrfs: don't walk around with task->state != TASK_RUNNING

2010-05-25 10:34:58 -04:00

async-thread.h

Btrfs: fix deadlock on async thread startup

2009-10-05 09:44:45 -04:00

btrfs_inode.h

Btrfs: calculate checksum space correctly

2011-10-19 15:12:31 -04:00

compat.h

Btrfs: drop remaining LINUX_KERNEL_VERSION checks and compat code

2009-01-06 09:38:55 -05:00

compression.c

Btrfs: check the nodatasum flag when writing compressed files

2011-08-01 14:30:46 -04:00

compression.h

btrfs: rename variables clashing with global function names

2011-05-02 13:57:19 +02:00

ctree.c

Btrfs: remove lockdep magic from btrfs_next_leaf

2011-07-27 12:46:47 -04:00

ctree.h

Btrfs: seperate out btrfs_block_rsv_check out into 2 different functions

2011-10-19 15:12:59 -04:00

delayed-inode.c

Btrfs: switch the btrfs tree locks to reader/writer

2011-07-27 12:46:46 -04:00

delayed-inode.h

atomic: use <linux/atomic.h>

2011-07-26 16:49:47 -07:00

delayed-ref.c

btrfs: remove old unused commented out code

2011-05-06 12:34:10 +02:00

delayed-ref.h

btrfs: remove all unused functions

2011-05-06 12:34:03 +02:00

dir-item.c

Btrfs: remove redundant code for dir item lookup

2011-08-01 14:30:48 -04:00

disk-io.c

Btrfs: allow us to overcommit our enospc reservations

2011-10-19 15:12:50 -04:00

disk-io.h

Btrfs: make a lockdep class for each root

2011-07-27 12:46:46 -04:00

export.c

Merge branch 'ino-alloc' of git://repo.or.cz/linux-btrfs-devel into inode_numbers

2011-05-21 09:27:38 -04:00

export.h

NFS support for btrfs - v3

2008-09-25 11:04:06 -04:00

extent_io.c

Btrfs: introduce convert_extent_bit

2011-10-19 15:12:47 -04:00

extent_io.h

Btrfs: stop using write_one_page

2011-10-19 15:12:48 -04:00

extent_map.c

Btrfs: clean up code for merging extent maps

2011-08-01 14:30:50 -04:00

extent_map.h

btrfs: drop gfp parameter from alloc_extent_map

2011-05-02 13:57:21 +02:00

extent-tree.c

Btrfs: if we have a lot of pinned space, commit the transaction

2011-10-19 15:13:00 -04:00

file-item.c

Btrfs: skip locking if searching the commit root in csum lookup

2011-09-11 10:52:24 -04:00

file.c

Btrfs: use the inode's mapping mask for allocating pages

2011-10-19 15:12:45 -04:00

free-space-cache.c

Btrfs: don't flush the cache inode before writing it

2011-10-19 15:13:01 -04:00

free-space-cache.h

btrfs: remove all unused functions

2011-05-06 12:34:03 +02:00

hash.h

Btrfs: remove crc32c.h and use libcrc32c directly.

2009-06-10 11:29:53 -04:00

inode-item.c

Btrfs: BUG_ON is deleted from the caller of btrfs_truncate_item & btrfs_extend_item

2011-05-23 13:24:39 -04:00

inode-map.c

Btrfs: handle enospc accounting for free space inodes

2011-10-19 15:12:42 -04:00

inode-map.h

Btrfs: Support reading/writing on disk free ino cache

2011-04-25 16:46:11 +08:00

inode.c

Btrfs: seperate out btrfs_block_rsv_check out into 2 different functions

2011-10-19 15:12:59 -04:00

ioctl.c

btrfs: fix memory leak in btrfs_defrag_file

2011-10-20 18:10:33 +02:00

ioctl.h

Btrfs: add mount -o auto_defrag

2011-05-26 17:52:15 -04:00

Kconfig

btrfs: Add lzo compression support

2010-12-22 23:15:47 +08:00

locking.c

Btrfs: switch the btrfs tree locks to reader/writer

2011-07-27 12:46:46 -04:00

locking.h

Btrfs: switch the btrfs tree locks to reader/writer

2011-07-27 12:46:46 -04:00

lzo.c

Btrfs: Avoid accessing unmapped kernel address

2011-02-16 15:37:58 -05:00

Makefile

Btrfs: make acl functions really no-op if acl is not enabled

2011-08-01 14:30:48 -04:00

ordered-data.c

Btrfs: add initial tracepoint support for btrfs

2011-03-28 05:37:33 -04:00

ordered-data.h

btrfs: Allow to add new compression algorithm

2010-12-22 23:15:45 +08:00

orphan.c

Btrfs: fixup return code for btrfs_del_orphan_item

2010-12-09 13:57:15 -05:00

print-tree.c

btrfs: fix missing break in switch phrase

2011-01-28 16:40:37 -05:00

print-tree.h

Btrfs: Create extent_buffer interface for large blocksizes

2008-09-25 11:03:56 -04:00

relocation.c

btrfs: check file extent backref offset underflow

2011-10-20 18:10:31 +02:00

root-tree.c

btrfs: make btrfs_set_root_node void

2011-08-01 14:30:44 -04:00

scrub.c

btrfs: remove unneeded includes from scrub.c

2011-06-10 14:59:52 +02:00

struct-funcs.c

Btrfs: stop using highmem for extent_buffers

2011-07-27 12:46:45 -04:00

super.c

Btrfs: introduce mount option no_space_cache

2011-10-19 15:12:51 -04:00

sysfs.c

btrfs: Remove unused sysfs code

2011-06-17 14:54:18 -04:00

transaction.c

Btrfs: seperate out btrfs_block_rsv_check out into 2 different functions

2011-10-19 15:12:59 -04:00

transaction.h

Merge branch 'for-chris' of

2011-05-28 07:00:39 -04:00

tree-defrag.c

btrfs: drop unused parameter from btrfs_release_path

2011-05-02 13:57:22 +02:00

tree-log.c

Btrfs: fix an oops of log replay

2011-08-16 21:09:15 -04:00

tree-log.h

btrfs: remove unused function prototypes

2011-05-04 14:01:26 +02:00

version.h

Update Btrfs files for in-kernel usage

2008-09-25 15:41:59 -04:00

volumes.c

Btrfs: allow us to overcommit our enospc reservations

2011-10-19 15:12:50 -04:00

volumes.h

Btrfs: detect wether a device supports discard

2011-08-16 21:09:15 -04:00

xattr.c

Btrfs: fix regression in re-setting a large xattr

2011-10-19 15:12:56 -04:00

xattr.h

fs/vfs/security: pass last path component to LSM on inode creation

2011-02-01 11:12:29 -05:00

zlib.c

zlib: slim down zlib_deflate() workspace when possible

2011-03-22 17:44:17 -07:00