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| author | Tsutomu Itoh <t-itoh@jp.fujitsu.com> | 2011-04-25 19:43:51 -0400 |
|---|---|---|
| committer | Chris Mason <chris.mason@oracle.com> | 2011-04-25 19:43:51 -0400 |
| commit | a62f44a5f47ce45e524b55f91542dc386c6de7ef (patch) | |
| tree | 9385c5bb077e74a9e97ce048d8e615142366cc52 | |
| parent | f65647c29b14f5a32ff6f3237b0ef3b375ed5a79 (diff) | |
Btrfs: fix missing mutex_unlock in btrfs_del_dir_entries_in_log()
It is necessary to unlock mutex_lock before it return an error when
btrfs_alloc_path() fails.
Signed-off-by: Tsutomu Itoh <t-itoh@jp.fujitsu.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
| -rw-r--r-- | fs/btrfs/tree-log.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c index c50271ad315..f997ec0c1ba 100644 --- a/fs/btrfs/tree-log.c +++ b/fs/btrfs/tree-log.c @@ -2209,8 +2209,10 @@ int btrfs_del_dir_entries_in_log(struct btrfs_trans_handle *trans, log = root->log_root; path = btrfs_alloc_path(); - if (!path) - return -ENOMEM; + if (!path) { + err = -ENOMEM; + goto out_unlock; + } di = btrfs_lookup_dir_item(trans, log, path, dir->i_ino, name, name_len, -1); @@ -2271,6 +2273,7 @@ int btrfs_del_dir_entries_in_log(struct btrfs_trans_handle *trans, } fail: btrfs_free_path(path); +out_unlock: mutex_unlock(&BTRFS_I(dir)->log_mutex); if (ret == -ENOSPC) { root->fs_info->last_trans_log_full_commit = trans->transid; |