net: qlcnic: simplify the return expression of qlcnic_83xx_shutdown

Simplify the return expression.
Signed-off-by: NQinglang Miao <miaoqinglang@huawei.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c

@@ -3812,7 +3812,6 @@ static int qlcnic_83xx_shutdown(struct pci_dev *pdev)
 {
 	struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
 	struct net_device *netdev = adapter->netdev;
-	int retval;
 
 	netif_device_detach(netdev);
 	qlcnic_cancel_idc_work(adapter);
@@ -3823,11 +3822,7 @@ static int qlcnic_83xx_shutdown(struct pci_dev *pdev)
 	qlcnic_83xx_disable_mbx_intr(adapter);
 	cancel_delayed_work_sync(&adapter->idc_aen_work);
 
-	retval = pci_save_state(pdev);
-	if (retval)
-		return retval;
-
-	return 0;
+	return pci_save_state(pdev);
 }
 
 static int qlcnic_83xx_resume(struct qlcnic_adapter *adapter)