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igc: Improve address check in igc_del_mac_filter() 

igc_add_mac_filter() doesn't allow filters with invalid MAC address to
be added to adapter->mac_table so, in igc_del_mac_filter(), we can early
return if MAC address is invalid. No need to traverse the table.

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 16:00:56 -07:00 committed by Jeff Kirsher
parent 424045bec0
commit a73eb65100
1 changed files with 1 additions and 1 deletions
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2
drivers/net/ethernet/intel/igc/igc_main.c
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@ -2246,7 +2246,7 @@ static int igc_del_mac_filter(struct igc_adapter *adapter, const u8 *addr,
int rar_entries = hw->mac.rar_entry_count;
int i;
if (is_zero_ether_addr(addr))
if (!is_valid_ether_addr(addr))
return -EINVAL;
/* Search for matching entry in the MAC table based on given address