If platform_get_irq() returns IRQ0 (considered invalid according to Linus)
the driver blithely passes it to usb_add_hcd() that treats IRQ0 as no IRQ
at all. Deny IRQ0 right away, returning -EINVAL from the probe() method...

Fixes: 78c73414f4f6 ("USB: ohci: add support for tmio-ohci cell")
Signed-off-by: Sergey Shtylyov <redacted>
---
 drivers/usb/host/ohci-tmio.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/usb/host/ohci-tmio.c b/drivers/usb/host/ohci-tmio.c
index 08ec2ab0d95a..53932e8a968f 100644
--- a/drivers/usb/host/ohci-tmio.c
+++ b/drivers/usb/host/ohci-tmio.c

@@ -204,6 +204,8 @@ static int ohci_hcd_tmio_drv_probe(struct platform_device *dev)
 
 	if (irq < 0)
 		return irq;
+	if (!irq)
+		return -EINVAL;
 
 	hcd = usb_create_hcd(&ohci_tmio_hc_driver, &dev->dev, dev_name(&dev->dev));
 	if (!hcd) {

-- 
2.26.3