!1376 jbd2: Check 'jh->b_transaction' before remove it from checkpoint

Merge Pull Request from: @ci-robot 
 
PR sync from: Zhihao Cheng <chengzhihao1@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/XNJZFYFNQIMIIQRPICSJB7KUZJDPS27T/ 
 
 
Link:https://gitee.com/openeuler/kernel/pulls/1376

 

Reviewed-by: zhangyi (F) <yi.zhang@huawei.com>
Signed-off-by: Jialin Zhang <zhangjialin11@huawei.com>