!8296 atm: iphase: fix possible use-after-free in ia_module_exit()

Merge Pull Request from: @ci-robot 
 
PR sync from: Liu Shixin <liushixin2@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/AKQRTJFNJP6JOXGBZPKMV6KXWHVS42S3/ 
 
https://gitee.com/src-openeuler/kernel/issues/I9R4E8 
 
Link:https://gitee.com/openeuler/kernel/pulls/8296

 

Reviewed-by: Liu YongQiang <liuyongqiang13@huawei.com>
Signed-off-by: Zhang Changzhong <zhangchangzhong@huawei.com>