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authorManish Chopra <manish.chopra@qlogic.com>2013-05-09 11:25:09 +0200
committerDavid S. Miller <davem@davemloft.net>2013-05-12 01:01:15 +0200
commitcffe52f38eb6f633d63a3313661d9ce8daaae9dd (patch)
tree8d8aa7b9ee5ae05821228b9529d848e062bd75c7 /drivers/net
parentMerge branch 'wireless' (diff)
downloadlinux-cffe52f38eb6f633d63a3313661d9ce8daaae9dd.tar.xz
linux-cffe52f38eb6f633d63a3313661d9ce8daaae9dd.zip
qlcnic: Fix setting MAC address
o Delete previous unicast MAC which is already programmed in adapter before setting new unicast MAC Signed-off-by: Manish Chopra <manish.chopra@qlogic.com> Signed-off-by: Shahed Shaikh <shahed.shaikh@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
index 264d5a4f8153..04037b5d4d8f 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
@@ -308,6 +308,23 @@ int qlcnic_read_mac_addr(struct qlcnic_adapter *adapter)
return 0;
}
+static void qlcnic_delete_adapter_mac(struct qlcnic_adapter *adapter)
+{
+ struct qlcnic_mac_list_s *cur;
+ struct list_head *head;
+
+ list_for_each(head, &adapter->mac_list) {
+ cur = list_entry(head, struct qlcnic_mac_list_s, list);
+ if (!memcmp(adapter->mac_addr, cur->mac_addr, ETH_ALEN)) {
+ qlcnic_sre_macaddr_change(adapter, cur->mac_addr,
+ 0, QLCNIC_MAC_DEL);
+ list_del(&cur->list);
+ kfree(cur);
+ return;
+ }
+ }
+}
+
static int qlcnic_set_mac(struct net_device *netdev, void *p)
{
struct qlcnic_adapter *adapter = netdev_priv(netdev);
@@ -322,11 +339,15 @@ static int qlcnic_set_mac(struct net_device *netdev, void *p)
if (!is_valid_ether_addr(addr->sa_data))
return -EINVAL;
+ if (!memcmp(adapter->mac_addr, addr->sa_data, ETH_ALEN))
+ return 0;
+
if (test_bit(__QLCNIC_DEV_UP, &adapter->state)) {
netif_device_detach(netdev);
qlcnic_napi_disable(adapter);
}
+ qlcnic_delete_adapter_mac(adapter);
memcpy(adapter->mac_addr, addr->sa_data, netdev->addr_len);
memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
qlcnic_set_multi(adapter->netdev);