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igc: Check unsupported flag in igc_add_mac_filter()

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The IGC_MAC_STATE_SRC_ADDR flags is not supported by igc_add_mac_
filter() so this patch adds a check for it and returns -ENOTSUPP
in case it is set.

Signed-off-by: Andre Guedes <andre.guedes@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Andre Guedes 2020-03-18 16:00:52 -07:00 committed by Jeff Kirsher
parent 0c2e060859
commit 23b7b51167
1 changed files with 2 additions and 0 deletions
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2
drivers/net/ethernet/intel/igc/igc_main.c
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@ -2200,6 +2200,8 @@ static int igc_add_mac_filter(struct igc_adapter *adapter, const u8 *addr,
if (is_zero_ether_addr(addr))
return -EINVAL;
if (flags & IGC_MAC_STATE_SRC_ADDR)
return -ENOTSUPP;
/* Search for the first empty entry in the MAC table.
* Do not touch entries at the end of the table reserved for the VF MAC