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Commit b76d0789 authored by Zoltan Kiss's avatar Zoltan Kiss Committed by David S. Miller
Browse files

IPv4: Send gratuitous ARP for secondary IP addresses also 



If a device event generates gratuitous ARP messages, only primary
address is used for sending. This patch iterates through the whole
list. Tested with 2 IP addresses configuration on bonding interface.

Signed-off-by: default avatarZoltan Kiss <schaman@sch.bme.hu>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 32019e65

net/ipv4/devinet.c

+8 −8
Original line number Original line Diff line number Diff line
@@ -1134,16 +1134,16 @@ static void inetdev_send_gratuitous_arp(struct net_device *dev, 
					struct in_device *in_dev)

					struct in_device *in_dev)





{

{

	struct in_ifaddr *ifa = in_dev->ifa_list;

	struct in_ifaddr *ifa;



	if (!ifa)

		return;





	for (ifa = in_dev->ifa_list; ifa;

	     ifa = ifa->ifa_next) {

		arp_send(ARPOP_REQUEST, ETH_P_ARP,

		arp_send(ARPOP_REQUEST, ETH_P_ARP,

			 ifa->ifa_local, dev,

			 ifa->ifa_local, dev,

			 ifa->ifa_local, NULL,

			 ifa->ifa_local, NULL,

			 dev->dev_addr, NULL);

			 dev->dev_addr, NULL);

	}

	}

}





/* Called only under RTNL semaphore */

/* Called only under RTNL semaphore */