net: ll_temac: Switch to use dev_err_probe() helper

dev_err() can be replace with dev_err_probe() which will check if error
code is -EPROBE_DEFER.

Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/xilinx/ll_temac_main.c

@@ -1563,16 +1563,12 @@ static int temac_probe(struct platform_device *pdev)
 	}
 
 	/* Error handle returned DMA RX and TX interrupts */
-	if (lp->rx_irq < 0) {
-		if (lp->rx_irq != -EPROBE_DEFER)
-			dev_err(&pdev->dev, "could not get DMA RX irq\n");
-		return lp->rx_irq;
-	}
-	if (lp->tx_irq < 0) {
-		if (lp->tx_irq != -EPROBE_DEFER)
-			dev_err(&pdev->dev, "could not get DMA TX irq\n");
-		return lp->tx_irq;
-	}
+	if (lp->rx_irq < 0)
+		return dev_err_probe(&pdev->dev, lp->rx_irq,
+				     "could not get DMA RX irq\n");
+	if (lp->tx_irq < 0)
+		return dev_err_probe(&pdev->dev, lp->tx_irq,
+				     "could not get DMA TX irq\n");
 
 	if (temac_np) {
 		/* Retrieve the MAC address */