Unverified Commit d2d926ee authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!3262 icmp: Fix a data-race around sysctl_icmp_errors_use_inbound_ifaddr. 

Merge Pull Request from: @ci-robot 
 
PR sync from: Zhengchao Shao <shaozhengchao@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/OXAFD5NHC75SFMVUYRWWB6Y47MFAKUT3/ 
 
https://gitee.com/openeuler/kernel/issues/I8MEXU 
 
Link:https://gitee.com/openeuler/kernel/pulls/3262

 

Reviewed-by: default avatarYue Haibing <yuehaibing@huawei.com>
Reviewed-by: default avatarLiu YongQiang <liuyongqiang13@huawei.com>
Signed-off-by: default avatarZhang Changzhong <zhangchangzhong@huawei.com>
parents 74435c13 d6aecc74

net/ipv4/icmp.c

+1 −1
Original line number Diff line number Diff line
@@ -710,7 +710,7 @@ void __icmp_send(struct sk_buff *skb_in, int type, int code, __be32 info, 


		rcu_read_lock();

		if (rt_is_input_route(rt) &&

		    net->ipv4.sysctl_icmp_errors_use_inbound_ifaddr)

		    READ_ONCE(net->ipv4.sysctl_icmp_errors_use_inbound_ifaddr))

			dev = dev_get_by_index_rcu(net, inet_iif(skb_in));



		if (dev)