ixgbevf: remove useless bd_number from struct ixgbevf_adapter

It is useless and buggy, just remove it.
Signed-off-by: Ethan Zhao <ethan.zhao@oracle.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

drivers/net/ethernet/intel/ixgbevf/ixgbevf.h

@@ -385,7 +385,6 @@ struct ixgbevf_adapter {
 	/* structs defined in ixgbe_vf.h */
 	struct ixgbe_hw hw;
 	u16 msg_enable;
-	u16 bd_number;
 	/* Interrupt Throttle Rate */
 	u32 eitr_param;
 

drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c

@@ -3464,7 +3464,6 @@ static int ixgbevf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	struct ixgbevf_adapter *adapter = NULL;
 	struct ixgbe_hw *hw = NULL;
 	const struct ixgbevf_info *ii = ixgbevf_info_tbl[ent->driver_data];
-	static int cards_found;
 	int err, pci_using_dac;
 
 	err = pci_enable_device(pdev);
@@ -3525,8 +3524,6 @@ static int ixgbevf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	ixgbevf_assign_netdev_ops(netdev);
 
-	adapter->bd_number = cards_found;
-
 	/* Setup hw api */
 	memcpy(&hw->mac.ops, ii->mac_ops, sizeof(hw->mac.ops));
 	hw->mac.type  = ii->mac;
@@ -3601,7 +3598,6 @@ static int ixgbevf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	hw_dbg(hw, "MAC: %d\n", hw->mac.type);
 
 	hw_dbg(hw, "Intel(R) 82599 Virtual Function\n");
-	cards_found++;
 	return 0;
 
 err_register: