!1991 sched/smt: fix unbalance sched_smt_present dec/inc

Merge Pull Request from: @ci-robot 
 
PR sync from: Yu Liao <liaoyu15@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/KDXPV3NYFZSFGCF3IA5Z4ILBI3B7665B/ 
 
https://gitee.com/openeuler/kernel/issues/I7YBSW 
 
Link:https://gitee.com/openeuler/kernel/pulls/1991

 

Reviewed-by: Yang Yingliang <yangyingliang@huawei.com>
Signed-off-by: Jialin Zhang <zhangjialin11@huawei.com>