Input: iforce - validate number of endpoints before using them

[pandora-kernel.git] / drivers / input / joystick / iforce / iforce-usb.c

diff --git a/drivers/input/joystick/iforce/iforce-usb.c b/drivers/input/joystick/iforce/iforce-usb.c
index 6c96631..dab3a0a 100644 (file)
--- a/drivers/input/joystick/iforce/iforce-usb.c
+++ b/drivers/input/joystick/iforce/iforce-usb.c
@@ -138,6 +138,9 @@ static int iforce_usb_probe(struct usb_interface *intf,
 
        interface = intf->cur_altsetting;
 
+       if (interface->desc.bNumEndpoints < 2)
+               return -ENODEV;
+
        epirq = &interface->endpoint[0].desc;
        epout = &interface->endpoint[1].desc;