diff options
Diffstat (limited to 'fs/btrfs')
| -rw-r--r-- | fs/btrfs/qgroup.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c index 1280eff8af56..64a9e3cb9453 100644 --- a/fs/btrfs/qgroup.c +++ b/fs/btrfs/qgroup.c @@ -460,7 +460,13 @@ void btrfs_free_qgroup_config(struct btrfs_fs_info *fs_info) } kfree(qgroup); } + /* + * we call btrfs_free_qgroup_config() when umounting + * filesystem and disabling quota, so we set qgroup_ulit + * to be null here to avoid double free. + */ ulist_free(fs_info->qgroup_ulist); + fs_info->qgroup_ulist = NULL; } static int add_qgroup_relation_item(struct btrfs_trans_handle *trans, |