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be2net: ignore VF mac address setting for the same mac

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ndo_set_vf_mac() call may be issued for a mac-addr that is already
active on a VF. If so, silently ignore the request.

Signed-off-by: Vasundhara Volam <vasundhara.volam@emulex.com>
Signed-off-by: Sathya Perla <sathya.perla@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vasundhara Volam 2014-08-01 17:47:31 +05:30 committed by David S. Miller
parent d3d183126d
commit 3c31aaf340
1 changed files with 6 additions and 0 deletions
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6
drivers/net/ethernet/emulex/benet/be_main.c
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@ -1270,6 +1270,12 @@ static int be_set_vf_mac(struct net_device *netdev, int vf, u8 *mac)
if (!is_valid_ether_addr(mac) || vf >= adapter->num_vfs) if (!is_valid_ether_addr(mac) || vf >= adapter->num_vfs)
return -EINVAL; return -EINVAL;
/* Proceed further only if user provided MAC is different
* from active MAC
*/
if (ether_addr_equal(mac, vf_cfg->mac_addr))
return 0;
if (BEx_chip(adapter)) { if (BEx_chip(adapter)) {
be_cmd_pmac_del(adapter, vf_cfg->if_handle, vf_cfg->pmac_id, be_cmd_pmac_del(adapter, vf_cfg->if_handle, vf_cfg->pmac_id,
vf + 1); vf + 1);