!1611 sched: Fix build error for dynamic_affinity_enable()

Merge Pull Request from: @ci-robot 
 
PR sync from: Hui Tang <tanghui20@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/6VOVLX7JNJMSBWIH6TBFRFMXDKVTP6ME/ 
 
https://gitee.com/openeuler/kernel/issues/I7PNAF 
 
Link:https://gitee.com/openeuler/kernel/pulls/1611

 

Reviewed-by: Zucheng Zheng <zhengzucheng@huawei.com>
Signed-off-by: Jialin Zhang <zhangjialin11@huawei.com>