PCI: imx6: Remove redundant dev_err() in imx6_pcie_probe()

There is an error message within devm_ioremap_resource()
already, so remove the dev_err() call to avoid redundant
error message.
Signed-off-by: NWei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: NBjorn Helgaas <bhelgaas@google.com>
Reviewed-by: NJingoo Han <jg1.han@samsung.com>
Acked-by: NShawn Guo <shawn.guo@linaro.org>

drivers/pci/host/pci-imx6.c

@@ -439,7 +439,6 @@ static int __init imx6_pcie_probe(struct platform_device *pdev)
 
 	pp->dbi_base = devm_ioremap_resource(&pdev->dev, dbi_base);
 	if (IS_ERR(pp->dbi_base)) {
-		dev_err(&pdev->dev, "unable to remap dbi_base\n");
 		ret = PTR_ERR(pp->dbi_base);
 		goto err;
 	}