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@xxxxxxxxxxx>
---
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
