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| author | Liu Bo <bo.li.liu@oracle.com> | 2012-08-21 21:13:25 -0600 |
|---|---|---|
| committer | Chris Mason <chris.mason@oracle.com> | 2012-08-28 16:53:42 -0400 |
| commit | d280e5be940931c84bb2e9831ead9d02bc785484 (patch) | |
| tree | c35062de4aff85ec5de5ad1e8d48d62c66fc8fcb /fs/btrfs/inode.c | |
| parent | 24c03fa5cf3d02c327cf9f2fc39f72664b1bd7e1 (diff) | |
| download | lwn-d280e5be940931c84bb2e9831ead9d02bc785484.tar.gz lwn-d280e5be940931c84bb2e9831ead9d02bc785484.zip | |
Btrfs: fix ordered extent leak when failing to start a transaction
We cannot just return error before freeing ordered extent and releasing reserved
space when we fail to start a transacion.
Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/inode.c')
| -rw-r--r-- | fs/btrfs/inode.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 38cda78de5e4..6ba80b902877 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -1882,8 +1882,11 @@ static int btrfs_finish_ordered_io(struct btrfs_ordered_extent *ordered_extent) trans = btrfs_join_transaction_nolock(root); else trans = btrfs_join_transaction(root); - if (IS_ERR(trans)) - return PTR_ERR(trans); + if (IS_ERR(trans)) { + ret = PTR_ERR(trans); + trans = NULL; + goto out; + } trans->block_rsv = &root->fs_info->delalloc_block_rsv; ret = btrfs_update_inode_fallback(trans, root, inode); if (ret) /* -ENOMEM or corruption */ |