Messages in this thread Patch in this message | | | From | Miaoqian Lin <> | Subject | [PATCH] usb: dwc3: qcom: Fix NULL vs IS_ERR checking in dwc3_qcom_probe | Date | Wed, 22 Dec 2021 09:14:44 +0000 |
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Since the acpi_create_platform_device() function may return error pointers, dwc3_qcom_create_urs_usb_platdev() function may return errors too. Using IS_ERR_OR_NULL() to check the return value to fix this.
Fixes: c25c210f590e("usb: dwc3: qcom: add URS Host support for sdm845 ACPI boot") Signed-off-by: Miaoqian Lin <linmq006@gmail.com> --- drivers/usb/dwc3/dwc3-qcom.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/usb/dwc3/dwc3-qcom.c b/drivers/usb/dwc3/dwc3-qcom.c index 3cb01cdd02c2..df27d903ba98 100644 --- a/drivers/usb/dwc3/dwc3-qcom.c +++ b/drivers/usb/dwc3/dwc3-qcom.c @@ -769,9 +769,9 @@ 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; + return qcom->urs_usb ? PTR_ERR(qcom->urs_usb) : -ENODEV; } } } -- 2.17.1
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