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Commit 34e2ed34 authored by Jiri Pirko's avatar Jiri Pirko Committed by David S. Miller
Browse files

net: ipv4: notify when address lifetime changes 



if userspace changes lifetime of address, send netlink notification and
call notifier.

Signed-off-by: default avatarJiri Pirko <jiri@resnulli.us>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent f01fc1a8

net/ipv4/devinet.c

+4 −2
Original line number Diff line number Diff line
@@ -802,8 +802,10 @@ static int inet_rtm_newaddr(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg 
		if (nlh->nlmsg_flags & NLM_F_EXCL ||

		    !(nlh->nlmsg_flags & NLM_F_REPLACE))

			return -EEXIST;



		set_ifa_lifetime(ifa_existing, valid_lft, prefered_lft);

		ifa = ifa_existing;

		set_ifa_lifetime(ifa, valid_lft, prefered_lft);

		rtmsg_ifa(RTM_NEWADDR, ifa, nlh, NETLINK_CB(skb).portid);

		blocking_notifier_call_chain(&inetaddr_chain, NETDEV_UP, ifa);

	}

	return 0;

}