!3413 Backport bugfixes for hns

Merge Pull Request from: @stinft 
 
Upload four patches.
Juan Zhou (2):
   RDMA/hns: Fix missing parameter check in set_write_notify_param()
   RDMA/hns: Fix memory leak in POE debugfs
 Junxian Huang (2):
   RDMA/hns: Add cap_flag check for check_vf_support()
   RDMA/hns: Fix incorrect bond clear during slave increase event
issue:
1.https://gitee.com/openeuler/kernel/issues/I8OLBT
2.https://gitee.com/openeuler/kernel/issues/I8O0QJ
3.https://gitee.com/openeuler/kernel/issues/I8NZ4Y
4.https://gitee.com/openeuler/kernel/issues/I8N6RR 
 
Link:https://gitee.com/openeuler/kernel/pulls/3413

 

Reviewed-by: Chengchang Tang <tangchengchang@huawei.com>
Signed-off-by: Jialin Zhang <zhangjialin11@huawei.com>