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authorZoltan Kiss <schaman@sch.bme.hu>2011-07-24 13:09:30 +0000
committerDavid S. Miller <davem@davemloft.net>2011-07-25 16:16:00 -0700
commitb76d0789c92a816a5539dc14232a700b8d62a53a (patch)
treec02aa02ecf856ae9429d11007ff7e7e722371537 /net
parent32019e651c6fcee6bad6b6adb171feea5af0d16b (diff)
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: Zoltan Kiss <schaman@sch.bme.hu> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/ipv4/devinet.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index 37b3c188d8b3..bc19bd06dd00 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -1134,15 +1134,15 @@ static void inetdev_send_gratuitous_arp(struct net_device *dev,
struct in_device *in_dev)
{
- struct in_ifaddr *ifa = in_dev->ifa_list;
-
- if (!ifa)
- return;
+ struct in_ifaddr *ifa;
- arp_send(ARPOP_REQUEST, ETH_P_ARP,
- ifa->ifa_local, dev,
- ifa->ifa_local, NULL,
- dev->dev_addr, NULL);
+ for (ifa = in_dev->ifa_list; ifa;
+ ifa = ifa->ifa_next) {
+ arp_send(ARPOP_REQUEST, ETH_P_ARP,
+ ifa->ifa_local, dev,
+ ifa->ifa_local, NULL,
+ dev->dev_addr, NULL);
+ }
}
/* Called only under RTNL semaphore */

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