ARP traffic passing through a bridge and out via the bond (when the bond is a
port of the bridge) should not have its source MAC address adjusted by the
receive load balance code in rlb_arp_xmit.
Signed-off-by: Zheng Li <zheng.x...@oracle.com>
Cc: Jay Vosburgh <fu...@us.ibm.com>
Cc: Andy Gospodarek <a...@greyhouse.net>
Cc: "David S. Miller" <da...@davemloft.net>
---
drivers/net/bonding/bond_alb.c | 12 +++++++++++-
1 files changed, 11 insertions(+), 1 deletions(-)
diff --git a/drivers/net/bonding/bond_alb.c b/drivers/net/bonding/bond_alb.c
index e15cc11..641b3f1 100644
--- a/drivers/net/bonding/bond_alb.c
+++ b/drivers/net/bonding/bond_alb.c
@@ -700,7 +700,17 @@ static struct slave *rlb_arp_xmit(struct sk_buff *skb,
struct bonding *bond)
*/
tx_slave = rlb_choose_channel(skb, bond);
if (tx_slave) {
- memcpy(arp->mac_src,tx_slave->dev->dev_addr, ETH_ALEN);
+ struct slave *tmp_slave = NULL;
+ int i = 0;
+ bond_for_each_slave(bond, tmp_slave, i) {
+ if (ether_addr_equal_64bits(arp->mac_src,
+ tmp_slave->dev->dev_addr)) {
+ memcpy(arp->mac_src,
+ tx_slave->dev->dev_addr,
+ ETH_ALEN);
+ break;
+ }
+ }
}
pr_debug("Server sent ARP Reply packet\n");
} else if (arp->op_code == htons(ARPOP_REQUEST)) {
--
1.7.6.5
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