Unverified Commit 5bde6558 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!9448 rcu-tasks: Fix show_rcu_tasks_trace_gp_kthread buffer overflow 

Merge Pull Request from: @ci-robot 
 
PR sync from: Yang Yingliang <yangyingliang@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/QLEWPJJGVCCXEQH4Y4NOGLKIIKOPD3Z6/ 
 
https://gitee.com/src-openeuler/kernel/issues/IA6SGB 
 
Link:https://gitee.com/openeuler/kernel/pulls/9448

 

Reviewed-by: default avatarXiongfeng Wang <wangxiongfeng2@huawei.com>
Signed-off-by: default avatarJialin Zhang <zhangjialin11@huawei.com>
parents f4ba9ac4 1feaa96e

kernel/rcu/tasks.h

+1 −1
Original line number Diff line number Diff line
@@ -1209,7 +1209,7 @@ static void show_rcu_tasks_trace_gp_kthread(void) 
{

	char buf[64];



	sprintf(buf, "N%d h:%lu/%lu/%lu", atomic_read(&trc_n_readers_need_end),

	snprintf(buf, sizeof(buf), "N%d h:%lu/%lu/%lu", atomic_read(&trc_n_readers_need_end),

		data_race(n_heavy_reader_ofl_updates),

		data_race(n_heavy_reader_updates),

		data_race(n_heavy_reader_attempts));