3014 Intel X540 Support (fix lint)

*** 427,438 ****
          ret_val = ixgbe_obtain_mbx_lock_vf(hw);
          if (ret_val)
                  goto out_no_write;
  
          /* flush msg and acks as we are overwriting the message buffer */
!         ixgbe_check_for_msg_vf(hw, 0);
!         ixgbe_check_for_ack_vf(hw, 0);
  
          /* copy the caller specified message to the mailbox memory buffer */
          for (i = 0; i < size; i++)
                  IXGBE_WRITE_REG_ARRAY(hw, IXGBE_VFMBMEM, i, msg[i]);
  
--- 427,442 ----
          ret_val = ixgbe_obtain_mbx_lock_vf(hw);
          if (ret_val)
                  goto out_no_write;
  
          /* flush msg and acks as we are overwriting the message buffer */
!         ret_val = ixgbe_check_for_msg_vf(hw, 0);
!         if (ret_val)
!                 goto out_no_write;
!         ret_val = ixgbe_check_for_ack_vf(hw, 0);
!         if (ret_val)
!                 goto out_no_write;
  
          /* copy the caller specified message to the mailbox memory buffer */
          for (i = 0; i < size; i++)
                  IXGBE_WRITE_REG_ARRAY(hw, IXGBE_VFMBMEM, i, msg[i]);
  
*** 658,669 ****
          ret_val = ixgbe_obtain_mbx_lock_pf(hw, vf_number);
          if (ret_val)
                  goto out_no_write;
  
          /* flush msg and acks as we are overwriting the message buffer */
!         ixgbe_check_for_msg_pf(hw, vf_number);
!         ixgbe_check_for_ack_pf(hw, vf_number);
  
          /* copy the caller specified message to the mailbox memory buffer */
          for (i = 0; i < size; i++)
                  IXGBE_WRITE_REG_ARRAY(hw, IXGBE_PFMBMEM(vf_number), i, msg[i]);
  
--- 662,677 ----
          ret_val = ixgbe_obtain_mbx_lock_pf(hw, vf_number);
          if (ret_val)
                  goto out_no_write;
  
          /* flush msg and acks as we are overwriting the message buffer */
!         ret_val = ixgbe_check_for_msg_vf(hw, 0);
!         if (ret_val)
!                 goto out_no_write;
!         ret_val = ixgbe_check_for_ack_vf(hw, 0);
!         if (ret_val)
!                 goto out_no_write;
  
          /* copy the caller specified message to the mailbox memory buffer */
          for (i = 0; i < size; i++)
                  IXGBE_WRITE_REG_ARRAY(hw, IXGBE_PFMBMEM(vf_number), i, msg[i]);