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Cong Wang b5c66bab72 9p: fix a potential acl leak 
posix_acl_update_mode() could possibly clear 'acl', if so we leak the
memory pointed by 'acl'.  Save this pointer before calling
posix_acl_update_mode() and release the memory if 'acl' really gets
cleared.

Link: http://lkml.kernel.org/r/1486678332-2430-1-git-send-email-xiyou.wangcong@gmail.com
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Reported-by: Mark Salyzyn <salyzyn@android.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Reviewed-by: Greg Kurz <groug@kaod.org>
Cc: Eric Van Hensbergen <ericvh@gmail.com>
Cc: Ron Minnich <rminnich@sandia.gov>
Cc: Latchesar Ionkov <lucho@ionkov.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
 		2017-02-22 16:41:27 -08:00
..
9p 9p: fix a potential acl leak 2017-02-22 16:41:27 -08:00
adfs
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affs
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afs afs: Use core kernel UUID generation 2017-02-10 16:34:17 +00:00
autofs4
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befs
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bfs
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btrfs Merge branch 'for-4.11/next' into for-4.11/linus-merge 2017-02-17 14:08:19 -07:00
cachefiles Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2016-10-10 20:16:43 -07:00
ceph ceph: fix bad endianness handling in parse_reply_info_extra 2017-01-18 17:58:45 +01:00
cifs CIFS: Allow to switch on encryption with seal mount option 2017-02-01 16:46:37 -06:00
coda
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configfs
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cramfs
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crypto fscrypt: properly declare on-stack completion 2017-02-06 23:45:28 -05:00
debugfs debugfs: add debugfs_lookup() 2017-02-02 10:20:16 -07:00
devpts
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dlm
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ecryptfs
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efivarfs
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efs
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exofs
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exportfs
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ext2 dax: fix build warnings with FS_DAX and !FS_IOMAP 2017-01-24 16:26:14 -08:00
ext4 mm, dax: change pmd_fault() to take only vmf parameter 2017-02-22 16:41:26 -08:00
f2fs Various cleanups for the file system encryption feature. 2017-02-20 18:22:31 -08:00
fat
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freevxfs
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fscache fscache: Fix dead object requeue 2017-01-31 13:23:09 -05:00
fuse Merge branch 'locking-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2017-02-20 13:23:30 -08:00
gfs2 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2017-02-22 10:15:09 -08:00
hfs
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hfsplus
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hostfs
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hpfs
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hugetlbfs
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isofs
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jbd2 For this cycle we add support for the shutdown ioctl, which is 2017-02-20 18:24:39 -08:00
jffs2
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jfs
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kernfs kernfs: handle null pointers while printing node name and path 2017-02-10 16:02:26 +01:00
lockd netns: make struct pernet_operations::id unsigned int 2016-11-18 10:59:15 -05:00
minix
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ncpfs
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nfs pNFS: Fix a reference leak in _pnfs_return_layout 2017-01-26 15:50:41 -05:00
nfs_common
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nfsd driver core patches for 4.11-rc1 2017-02-22 11:44:32 -08:00
nilfs2 block: Use pointer to backing_dev_info from request_queue 2017-02-02 08:20:48 -07:00
nls
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notify Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs 2017-02-21 07:44:03 -08:00
ntfs
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ocfs2 ocfs2: fix deadlock issue when taking inode lock at vfs entry points 2017-02-22 16:41:27 -08:00
omfs Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2016-10-10 20:16:43 -07:00
openpromfs
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orangefs
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overlayfs ovl: fix possible use after free on redirect dir lookup 2017-01-18 15:19:54 +01:00
proc Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security 2017-02-21 12:49:56 -08:00
pstore pstore: Check for prz allocation in walker 2017-02-13 10:25:52 -08:00
qnx4
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qnx6
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quota Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs 2016-12-19 08:23:53 -08:00
ramfs
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reiserfs
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romfs romfs: use different way to generate fsid for BLOCK or MTD 2017-01-24 16:26:14 -08:00
squashfs
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sysfs
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sysv
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tracefs
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ubifs Various cleanups for the file system encryption feature. 2017-02-20 18:22:31 -08:00
udf udf: simplify udf_ioctl() 2017-02-03 16:24:18 +01:00
ufs
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xfs mm, dax: change pmd_fault() to take only vmf parameter 2017-02-22 16:41:26 -08:00
Kconfig dax: fix build warnings with FS_DAX and !FS_IOMAP 2017-01-24 16:26:14 -08:00
Kconfig.binfmt
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Makefile
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aio.c
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anon_inodes.c
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attr.c
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bad_inode.c
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binfmt_aout.c
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binfmt_elf.c fs/binfmt: Convert obsolete cputime type to nsecs 2017-02-01 09:13:51 +01:00
binfmt_elf_fdpic.c fs/binfmt: Convert obsolete cputime type to nsecs 2017-02-01 09:13:51 +01:00
binfmt_em86.c
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binfmt_flat.c
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binfmt_misc.c
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binfmt_script.c
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block_dev.c Merge branch 'for-4.11/next' into for-4.11/linus-merge 2017-02-17 14:08:19 -07:00
buffer.c
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char_dev.c
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compat.c
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compat_binfmt_elf.c fs/binfmt: Convert obsolete cputime type to nsecs 2017-02-01 09:13:51 +01:00
compat_ioctl.c
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coredump.c
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dax.c mm, dax: change pmd_fault() to take only vmf parameter 2017-02-22 16:41:26 -08:00
dcache.c
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dcookies.c
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direct-io.c
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drop_caches.c
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eventfd.c
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eventpoll.c
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exec.c
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fcntl.c
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fhandle.c
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file.c
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file_table.c
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filesystems.c
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fs-writeback.c
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fs_pin.c
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fs_struct.c
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inode.c
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internal.h
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ioctl.c
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iomap.c fs: break out of iomap_file_buffered_write on fatal signals 2017-02-03 14:13:19 -08:00
libfs.c
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locks.c
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mbcache.c
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mount.h
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mpage.c
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namei.c
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namespace.c
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no-block.c
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nsfs.c
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open.c
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pipe.c
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pnode.c
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pnode.h
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posix_acl.c
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proc_namespace.c
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read_write.c
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readdir.c
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select.c
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seq_file.c
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signalfd.c
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splice.c vfs: fix uninitialized flags in splice_to_pipe() 2017-02-16 09:09:02 -08:00
stack.c
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stat.c
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statfs.c
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super.c block: Use pointer to backing_dev_info from request_queue 2017-02-02 08:20:48 -07:00
sync.c
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timerfd.c timerfd: Protect the might cancel mechanism proper 2017-02-10 11:15:09 +01:00
userfaultfd.c userfaultfd: fix SIGBUS resulting from false rwsem wakeups 2017-01-24 16:26:14 -08:00
utimes.c
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xattr.c
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