usb: dwc3: qcom: Fix NULL vs IS_ERR checking in dwc3_qcom_probe

Since the acpi_create_platform_device() function may return error
pointers, dwc3_qcom_create_urs_usb_platdev() function may return error
pointers too. Using IS_ERR_OR_NULL() to check the return value to fix this.

Fixes: c25c210f ("usb: dwc3: qcom: add URS Host support for sdm845 ACPI boot")
Signed-off-by: NMiaoqian Lin <linmq006@gmail.com>
Link: https://lore.kernel.org/r/20211222111823.22887-1-linmq006@gmail.comSigned-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/usb/dwc3/dwc3-qcom.c

@@ -775,9 +775,12 @@ static int dwc3_qcom_probe(struct platform_device *pdev)
 
 		if (qcom->acpi_pdata->is_urs) {
 			qcom->urs_usb = dwc3_qcom_create_urs_usb_platdev(dev);
-			if (!qcom->urs_usb) {
+			if (IS_ERR_OR_NULL(qcom->urs_usb)) {
 				dev_err(dev, "failed to create URS USB platdev\n");
-				return -ENODEV;
+				if (!qcom->urs_usb)
+					return -ENODEV;
+				else
+					return PTR_ERR(qcom->urs_usb);
 			}
 		}
 	}