It can be fetched from the transaction handle.
Signed-off-by: Lu Fengqi <lufq.fnst@cn.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.com>
        }
 
        if (sa->assign) {
-               ret = btrfs_add_qgroup_relation(trans, fs_info,
-                                               sa->src, sa->dst);
+               ret = btrfs_add_qgroup_relation(trans, sa->src, sa->dst);
        } else {
                ret = btrfs_del_qgroup_relation(trans, fs_info,
                                                sa->src, sa->dst);
 
        return ret;
 }
 
-int btrfs_add_qgroup_relation(struct btrfs_trans_handle *trans,
-                             struct btrfs_fs_info *fs_info, u64 src, u64 dst)
+int btrfs_add_qgroup_relation(struct btrfs_trans_handle *trans, u64 src,
+                             u64 dst)
 {
+       struct btrfs_fs_info *fs_info = trans->fs_info;
        struct btrfs_root *quota_root;
        struct btrfs_qgroup *parent;
        struct btrfs_qgroup *member;
 
 void btrfs_qgroup_rescan_resume(struct btrfs_fs_info *fs_info);
 int btrfs_qgroup_wait_for_completion(struct btrfs_fs_info *fs_info,
                                     bool interruptible);
-int btrfs_add_qgroup_relation(struct btrfs_trans_handle *trans,
-                             struct btrfs_fs_info *fs_info, u64 src, u64 dst);
+int btrfs_add_qgroup_relation(struct btrfs_trans_handle *trans, u64 src,
+                             u64 dst);
 int btrfs_del_qgroup_relation(struct btrfs_trans_handle *trans,
                              struct btrfs_fs_info *fs_info, u64 src, u64 dst);
 int btrfs_create_qgroup(struct btrfs_trans_handle *trans,