Messages in this thread Patch in this message | | | From | Jiasheng Jiang <> | Subject | [PATCH] usb: dwc3: qcom: Check for null irq pointer | Date | Mon, 20 Dec 2021 18:15:20 +0800 |
| |
The return value of platform_get_irq() needs to be checked. To avoid use of null pointer in case that there is no irq.
Fixes: 2bc02355f8ba ("usb: dwc3: qcom: Add support for booting with ACPI") Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn> --- drivers/usb/dwc3/dwc3-qcom.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/drivers/usb/dwc3/dwc3-qcom.c b/drivers/usb/dwc3/dwc3-qcom.c index 49e6ca94486d..f04fb3f2fb85 100644 --- a/drivers/usb/dwc3/dwc3-qcom.c +++ b/drivers/usb/dwc3/dwc3-qcom.c @@ -614,6 +614,11 @@ static int dwc3_qcom_acpi_register_core(struct platform_device *pdev) qcom->acpi_pdata->dwc3_core_base_size; irq = platform_get_irq(pdev_irq, 0); + if (!irq) { + ret = -EINVAL; + goto out; + } + child_res[1].flags = IORESOURCE_IRQ; child_res[1].start = child_res[1].end = irq; -- 2.25.1
| |