!4777 drivers/amd/pm: fix a use-after-free in kv_parse_power_table

Merge Pull Request from: @ci-robot 
 
PR sync from: Hui Tang <tanghui20@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/3B34FCOQ4UM4PL6CHQQNOQUWZA36IF67/ 
 
https://gitee.com/openeuler/kernel/issues/I94FUJ 
 
Link:https://gitee.com/openeuler/kernel/pulls/4777

 

Reviewed-by: Zucheng Zheng <zhengzucheng@huawei.com>
Signed-off-by: Zhang Changzhong <zhangchangzhong@huawei.com>