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| author | Joseph Qi <joseph.qi@huawei.com> | 2013-05-24 15:55:12 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-05-24 16:22:51 -0700 |
| commit | afe1bb73f8ed588ab6268c27c5a447fe0484e48f (patch) | |
| tree | 86d5eb340a0d5041e6473d0642a17637ca441ab8 /fs/ocfs2 | |
| parent | d34883d4e35c0a994e91dd847a82b4c9e0c31d83 (diff) | |
| download | op-kernel-dev-afe1bb73f8ed588ab6268c27c5a447fe0484e48f.zip op-kernel-dev-afe1bb73f8ed588ab6268c27c5a447fe0484e48f.tar.gz | |
ocfs2: unlock rw lock if inode lock failed
In ocfs2_file_aio_write(), it does ocfs2_rw_lock() first and then
ocfs2_inode_lock().
But if ocfs2_inode_lock() failed, it goes to out_sems without unlocking
rw lock. This will cause a bug in ocfs2_lock_res_free() when testing
res->l_ex_holders, which is increased in __ocfs2_cluster_lock() and
decreased in __ocfs2_cluster_unlock().
Signed-off-by: Joseph Qi <joseph.qi@huawei.com>
Cc: Joel Becker <jlbec@evilplan.org>
Cc: Mark Fasheh <mfasheh@suse.com>
Cc: Li Zefan <lizefan@huawei.com>
Cc: "Duyongfeng (B)" <du.duyongfeng@huawei.com>
Acked-by: Sunil Mushran <sunil.mushran@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/ocfs2')
| -rw-r--r-- | fs/ocfs2/file.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c index 8a7509f..ff54014 100644 --- a/fs/ocfs2/file.c +++ b/fs/ocfs2/file.c @@ -2288,7 +2288,7 @@ relock: ret = ocfs2_inode_lock(inode, NULL, 1); if (ret < 0) { mlog_errno(ret); - goto out_sems; + goto out; } ocfs2_inode_unlock(inode, 1); |
