Unverified Commit f1cdc2f3 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!4107 ntp: Avoid undefined behaviour in second_overflow() 

Merge Pull Request from: @ci-robot 
 
PR sync from: Xiongfeng Wang <wangxiongfeng2@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/H6VMOCYQZPTR5NIVBBZROWPMAFXI62GJ/ 
Link: https://lore.kernel.org/lkml/CAK8P3a09XrQWSBJh5-t2WhUtMGvGQRE6coGyxjNDpX2k0bAyUg@mail.gmail.com/T/#t

https://gitee.com/openeuler/kernel/issues/I8XVTG 
 
Link:https://gitee.com/openeuler/kernel/pulls/4107

 

Reviewed-by: default avatarWei Li <liwei391@huawei.com>
Signed-off-by: default avatarZheng Zengkai <zhengzengkai@huawei.com>
parents 962fce19 5e657578

kernel/time/ntp.c

+2 −0
Original line number Diff line number Diff line
@@ -728,6 +728,8 @@ static inline void process_adjtimex_modes(const struct __kernel_timex *txc, 


	if (txc->modes & ADJ_MAXERROR)

		time_maxerror = txc->maxerror;

	if (time_maxerror > NTP_PHASE_LIMIT)

		time_maxerror = NTP_PHASE_LIMIT;



	if (txc->modes & ADJ_ESTERROR)

		time_esterror = txc->esterror;