Unverified Commit b49b8302 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!7452 v2 ip: Treat IPv4 segment's lowest address as unicast 

Merge Pull Request from: @ci-robot 
 
PR sync from: Liu Jian <liujian56@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/VRINGX7AUEZ2DYDSXPVQRTM2CC2UDJ5H/ 
 
https://gitee.com/openeuler/kernel/issues/I9PX8J 
 
Link:https://gitee.com/openeuler/kernel/pulls/7452

 

Reviewed-by: default avatarYue Haibing <yuehaibing@huawei.com>
Signed-off-by: default avatarJialin Zhang <zhangjialin11@huawei.com>
parents 01b80fec 010c439d

net/ipv4/fib_frontend.c

+1 −3
Original line number Diff line number Diff line
@@ -1132,10 +1132,8 @@ void fib_add_ifaddr(struct in_ifaddr *ifa) 
				  prefix, ifa->ifa_prefixlen, prim,

				  ifa->ifa_rt_priority);



		/* Add network specific broadcasts, when it takes a sense */

		/* Add the network broadcast address, when it makes sense */

		if (ifa->ifa_prefixlen < 31) {

			fib_magic(RTM_NEWROUTE, RTN_BROADCAST, prefix, 32,

				  prim, 0);

			fib_magic(RTM_NEWROUTE, RTN_BROADCAST, prefix | ~mask,

				  32, prim, 0);

			arp_invalidate(dev, prefix | ~mask, false);