[PATCH v2] usb: dwc3: dwc3-qcom: Add missing platform_device_put() in dwc3_qcom_acpi_register_core

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Fix the missing platform_device_put() before return from
dwc3_qcom_acpi_register_core in the error handling case.

Fixes: 2bc02355f8ba ("usb: dwc3: qcom: Add support for booting with ACPI")
Signed-off-by: Miaoqian Lin <linmq006@xxxxxxxxx>
---
Changes in v2:
- add fixes tag.
- do error handling in a unified way.
- add necessary blank line.
---
 drivers/usb/dwc3/dwc3-qcom.c | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/drivers/usb/dwc3/dwc3-qcom.c b/drivers/usb/dwc3/dwc3-qcom.c
index 3cb01cdd02c2..f7f4af4c4ce5 100644
--- a/drivers/usb/dwc3/dwc3-qcom.c
+++ b/drivers/usb/dwc3/dwc3-qcom.c
@@ -598,8 +598,10 @@ static int dwc3_qcom_acpi_register_core(struct platform_device *pdev)
 	qcom->dwc3->dev.coherent_dma_mask = dev->coherent_dma_mask;
 
 	child_res = kcalloc(2, sizeof(*child_res), GFP_KERNEL);
-	if (!child_res)
-		return -ENOMEM;
+	if (!child_res) {
+		ret = -ENOMEM;
+		goto out;
+	}
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	if (!res) {
@@ -637,9 +639,14 @@ static int dwc3_qcom_acpi_register_core(struct platform_device *pdev)
 	if (ret) {
 		dev_err(&pdev->dev, "failed to add device\n");
 		device_remove_software_node(&qcom->dwc3->dev);
+		goto out;
 	}
 
+	kfree(child_res);
+	return 0;
+
 out:
+	platform_device_put(qcom->dwc3);
 	kfree(child_res);
 	return ret;
 }
-- 
2.17.1




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