1 files changed, 22 insertions, 21 deletions

diff --git a/drivers/usb/dwc3/dwc3-qcom.c b/drivers/usb/dwc3/dwc3-qcom.c
index 79b22abf9727..3de43df6bbe8 100644
--- a/drivers/usb/dwc3/dwc3-qcom.c
+++ b/drivers/usb/dwc3/dwc3-qcom.c
@@ -167,7 +167,8 @@ static int dwc3_qcom_register_extcon(struct dwc3_qcom *qcom)
 
 	qcom->edev = extcon_get_edev_by_phandle(dev, 0);
 	if (IS_ERR(qcom->edev))
-		return PTR_ERR(qcom->edev);
+		return dev_err_probe(dev, PTR_ERR(qcom->edev),
+				     "Failed to get extcon\n");
 
 	qcom->vbus_nb.notifier_call = dwc3_qcom_vbus_notifier;
 
@@ -252,16 +253,14 @@ static int dwc3_qcom_interconnect_init(struct dwc3_qcom *qcom)
 
 	qcom->icc_path_ddr = of_icc_get(dev, "usb-ddr");
 	if (IS_ERR(qcom->icc_path_ddr)) {
-		dev_err(dev, "failed to get usb-ddr path: %ld\n",
-				PTR_ERR(qcom->icc_path_ddr));
-		return PTR_ERR(qcom->icc_path_ddr);
+		return dev_err_probe(dev, PTR_ERR(qcom->icc_path_ddr),
+				     "failed to get usb-ddr path\n");
 	}
 
 	qcom->icc_path_apps = of_icc_get(dev, "apps-usb");
 	if (IS_ERR(qcom->icc_path_apps)) {
-		dev_err(dev, "failed to get apps-usb path: %ld\n",
-				PTR_ERR(qcom->icc_path_apps));
-		ret = PTR_ERR(qcom->icc_path_apps);
+		ret = dev_err_probe(dev, PTR_ERR(qcom->icc_path_apps),
+				    "failed to get apps-usb path\n");
 		goto put_path_ddr;
 	}
 
@@ -800,6 +799,7 @@ static int dwc3_qcom_probe(struct platform_device *pdev)
 	struct device		*dev = &pdev->dev;
 	struct dwc3_qcom	*qcom;
 	struct resource		*res, *parent_res = NULL;
+	struct resource		local_res;
 	int			ret, i;
 	bool			ignore_pipe_clk;
 	bool			wakeup_source;
@@ -821,9 +821,8 @@ static int dwc3_qcom_probe(struct platform_device *pdev)
 
 	qcom->resets = devm_reset_control_array_get_optional_exclusive(dev);
 	if (IS_ERR(qcom->resets)) {
-		ret = PTR_ERR(qcom->resets);
-		dev_err(&pdev->dev, "failed to get resets, err=%d\n", ret);
-		return ret;
+		return dev_err_probe(&pdev->dev, PTR_ERR(qcom->resets),
+				     "failed to get resets\n");
 	}
 
 	ret = reset_control_assert(qcom->resets);
@@ -842,7 +841,7 @@ static int dwc3_qcom_probe(struct platform_device *pdev)
 
 	ret = dwc3_qcom_clk_init(qcom, of_clk_get_parent_count(np));
 	if (ret) {
-		dev_err(dev, "failed to get clocks\n");
+		dev_err_probe(dev, ret, "failed to get clocks\n");
 		goto reset_assert;
 	}
 
@@ -851,9 +850,8 @@ static int dwc3_qcom_probe(struct platform_device *pdev)
 	if (np) {
 		parent_res = res;
 	} else {
-		parent_res = kmemdup(res, sizeof(struct resource), GFP_KERNEL);
-		if (!parent_res)
-			return -ENOMEM;
+		memcpy(&local_res, res, sizeof(struct resource));
+		parent_res = &local_res;
 
 		parent_res->start = res->start +
 			qcom->acpi_pdata->qscratch_base_offset;
@@ -865,9 +863,10 @@ static int dwc3_qcom_probe(struct platform_device *pdev)
 			if (IS_ERR_OR_NULL(qcom->urs_usb)) {
 				dev_err(dev, "failed to create URS USB platdev\n");
 				if (!qcom->urs_usb)
-					return -ENODEV;
+					ret = -ENODEV;
 				else
-					return PTR_ERR(qcom->urs_usb);
+					ret = PTR_ERR(qcom->urs_usb);
+				goto clk_disable;
 			}
 		}
 	}
@@ -947,14 +946,18 @@ reset_assert:
 	return ret;
 }
 
-static int dwc3_qcom_remove(struct platform_device *pdev)
+static void dwc3_qcom_remove(struct platform_device *pdev)
 {
 	struct dwc3_qcom *qcom = platform_get_drvdata(pdev);
+	struct device_node *np = pdev->dev.of_node;
 	struct device *dev = &pdev->dev;
 	int i;
 
 	device_remove_software_node(&qcom->dwc3->dev);
-	of_platform_depopulate(dev);
+	if (np)
+		of_platform_depopulate(&pdev->dev);
+	else
+		platform_device_put(pdev);
 
 	for (i = qcom->num_clocks - 1; i >= 0; i--) {
 		clk_disable_unprepare(qcom->clks[i]);
@@ -967,8 +970,6 @@ static int dwc3_qcom_remove(struct platform_device *pdev)
 
 	pm_runtime_allow(dev);
 	pm_runtime_disable(dev);
-
-	return 0;
 }
 
 static int __maybe_unused dwc3_qcom_pm_suspend(struct device *dev)
@@ -1061,7 +1062,7 @@ MODULE_DEVICE_TABLE(acpi, dwc3_qcom_acpi_match);
 
 static struct platform_driver dwc3_qcom_driver = {
 	.probe		= dwc3_qcom_probe,
-	.remove		= dwc3_qcom_remove,
+	.remove_new	= dwc3_qcom_remove,
 	.driver		= {
 		.name	= "dwc3-qcom",
 		.pm	= &dwc3_qcom_dev_pm_ops,