The function ehci_mxc_drv_probe() does not perform sufficient error checking after executing platform_get_irq(), thus fix it. Fixes: 7e8d5cd93fa ("USB: Add EHCI support for MX27 and MX31 based boards") Signed-off-by: Zhang Shengju <zhangshengju@xxxxxxxxxxxxxxxxxxxx> Signed-off-by: Tang Bin <tangbin@xxxxxxxxxxxxxxxxxxxx> --- drivers/usb/host/ehci-mxc.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/usb/host/ehci-mxc.c b/drivers/usb/host/ehci-mxc.c index a1eb5ee77..a0b42ba59 100644 --- a/drivers/usb/host/ehci-mxc.c +++ b/drivers/usb/host/ehci-mxc.c @@ -50,6 +50,8 @@ static int ehci_mxc_drv_probe(struct platform_device *pdev) } irq = platform_get_irq(pdev, 0); + if (irq < 0) + return irq; hcd = usb_create_hcd(&ehci_mxc_hc_driver, dev, dev_name(dev)); if (!hcd) -- 2.20.1.windows.1