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linux/fs/ocfs2
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Pavel Machek 57c720d414 ocfs2: fix unbalanced locking 
Based on what fails, function can return with nfs_sync_rwlock either
locked or unlocked. That can not be right.

Always return with lock unlocked on error.

Fixes: 4cd9973f9ff6 ("ocfs2: avoid inode removal while nfsd is accessing it")
Signed-off-by: Pavel Machek (CIP) <pavel@denx.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Joseph Qi <joseph.qi@linux.alibaba.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Mark Fasheh <mark@fasheh.com>
Cc: Joel Becker <jlbec@evilplan.org>
Cc: Junxiao Bi <junxiao.bi@oracle.com>
Cc: Changwei Ge <gechangwei@live.cn>
Cc: Gang He <ghe@suse.com>
Cc: Jun Piao <piaojun@huawei.com>
Link: http://lkml.kernel.org/r/20200724124443.GA28164@duo.ucw.cz
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2020-08-07 11:33:22 -07:00
..
cluster
tcp: add tcp_sock_set_user_timeout
2020-05-28 11:11:45 -07:00
dlm
ocfs2: add missing annotation for dlm_empty_lockres()
2020-06-02 10:59:05 -07:00
dlmfs
Merge branch 'uaccess.__copy_to_user' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2020-06-01 16:19:59 -07:00
acl.c
ocfs2: fix remounting needed after setfacl command
2020-08-07 11:33:21 -07:00
acl.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174
2019-05-30 11:26:41 -07:00
alloc.c
treewide: Remove uninitialized_var() usage
2020-07-16 12:35:15 -07:00
alloc.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 145
2019-05-30 11:25:18 -07:00
aops.c
fs: convert mpage_readpages to mpage_readahead
2020-06-02 10:59:07 -07:00
aops.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 145
2019-05-30 11:25:18 -07:00
blockcheck.c
ocfs2: replace HTTP links with HTTPS ones
2020-08-07 11:33:22 -07:00
blockcheck.h
ocfs: no need to check return value of debugfs_create functions
2019-07-12 11:05:41 -07:00
buffer_head_io.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 145
2019-05-30 11:25:18 -07:00
buffer_head_io.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 145
2019-05-30 11:25:18 -07:00
dcache.c
fs/ocfs2: fix race in ocfs2_dentry_attach_lock()
2019-06-13 17:34:56 -10:00
dcache.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 145
2019-05-30 11:25:18 -07:00
dir.c
treewide: Remove uninitialized_var() usage
2020-07-16 12:35:15 -07:00
dir.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 145
2019-05-30 11:25:18 -07:00
dlmglue.c
ocfs2: fix unbalanced locking
2020-08-07 11:33:22 -07:00
dlmglue.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 145
2019-05-30 11:25:18 -07:00
export.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 145
2019-05-30 11:25:18 -07:00
export.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 145
2019-05-30 11:25:18 -07:00
extent_map.c
treewide: Remove uninitialized_var() usage
2020-07-16 12:35:15 -07:00
extent_map.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 405
2019-06-05 17:37:13 +02:00
file.c
block: remove the error_sector argument to blkdev_issue_flush
2020-05-22 08:45:46 -06:00
file.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 145
2019-05-30 11:25:18 -07:00
filecheck.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 286
2019-06-05 17:36:37 +02:00
filecheck.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 286
2019-06-05 17:36:37 +02:00
heartbeat.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 145
2019-05-30 11:25:18 -07:00
heartbeat.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 145
2019-05-30 11:25:18 -07:00
inode.c
ocfs2: fix spelling mistake "ambigous" -> "ambiguous"
2019-09-24 15:54:07 -07:00
inode.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 145
2019-05-30 11:25:18 -07:00
ioctl.c
compat_ioctl: remove most of fs/compat_ioctl.c
2019-12-01 13:46:15 -08:00
ioctl.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
journal.c
ocfs2: replace zero-length array with flexible-array member
2020-04-02 09:35:25 -07:00
journal.h
ocfs2: fix a NULL pointer dereference when call ocfs2_update_inode_fsync_trans()
2020-01-31 10:30:36 -08:00
Kconfig
ocfs2: replace HTTP links with HTTPS ones
2020-08-07 11:33:22 -07:00
localalloc.c
ocfs2: fix panic due to ocfs2_wq is null
2019-10-19 06:32:32 -04:00
localalloc.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 145
2019-05-30 11:25:18 -07:00
locks.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 145
2019-05-30 11:25:18 -07:00
locks.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 145
2019-05-30 11:25:18 -07:00
Makefile
ocfs2: improve ocfs2 Makefile
2018-12-28 12:11:45 -08:00
mmap.c
ocfs2: fix spelling mistake and grammar
2020-06-10 19:14:18 -07:00
mmap.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
move_extents.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174
2019-05-30 11:26:41 -07:00
move_extents.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174
2019-05-30 11:26:41 -07:00
namei.c
treewide: Remove uninitialized_var() usage
2020-07-16 12:35:15 -07:00
namei.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 145
2019-05-30 11:25:18 -07:00
ocfs1_fs_compat.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 405
2019-06-05 17:37:13 +02:00
ocfs2_fs.h
ocfs2: fix value of OCFS2_INVALID_SLOT
2020-06-26 00:27:37 -07:00
ocfs2_ioctl.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174
2019-05-30 11:26:41 -07:00
ocfs2_lockid.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 145
2019-05-30 11:25:18 -07:00
ocfs2_lockingver.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174
2019-05-30 11:26:41 -07:00
ocfs2_trace.h
ocfs2: fix the application IO timeout when fstrim is running
2019-03-05 21:07:13 -08:00
ocfs2.h
ocfs2: change slot number type s16 to u16
2020-08-07 11:33:21 -07:00
quota_global.c
quota: Check that quota is not dirty before release
2019-10-31 19:07:42 +01:00
quota_local.c
ocfs2: return -EROFS when filesystem becomes read-only
2018-08-17 16:20:27 -07:00
quota.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
refcounttree.c
treewide: Remove uninitialized_var() usage
2020-07-16 12:35:15 -07:00
refcounttree.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174
2019-05-30 11:26:41 -07:00
reservations.c
ocfs2: remove unused macros
2020-04-02 09:35:25 -07:00
reservations.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174
2019-05-30 11:26:41 -07:00
resize.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 145
2019-05-30 11:25:18 -07:00
resize.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 145
2019-05-30 11:25:18 -07:00
slot_map.c
ocfs2: mount shared volume without ha stack
2020-06-02 10:59:05 -07:00
slot_map.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 145
2019-05-30 11:25:18 -07:00
stack_o2cb.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 286
2019-06-05 17:36:37 +02:00
stack_user.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 286
2019-06-05 17:36:37 +02:00
stackglue.c
ocfs2: remove FS_OCFS2_NM
2020-04-02 09:35:25 -07:00
stackglue.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 286
2019-06-05 17:36:37 +02:00
suballoc.c
ocfs2: change slot number type s16 to u16
2020-08-07 11:33:21 -07:00
suballoc.h
ocfs2: suballoc.h: delete a duplicated word
2020-08-07 11:33:21 -07:00
super.c
ocfs2: change slot number type s16 to u16
2020-08-07 11:33:21 -07:00
super.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 145
2019-05-30 11:25:18 -07:00
symlink.c
vfs: remove ".readlink = generic_readlink" assignments
2016-12-09 16:45:04 +01:00
symlink.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 145
2019-05-30 11:25:18 -07:00
sysfile.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 145
2019-05-30 11:25:18 -07:00
sysfile.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 145
2019-05-30 11:25:18 -07:00
uptodate.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 145
2019-05-30 11:25:18 -07:00
uptodate.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 145
2019-05-30 11:25:18 -07:00
xattr.c
treewide: Remove uninitialized_var() usage
2020-07-16 12:35:15 -07:00
xattr.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174
2019-05-30 11:26:41 -07:00