diff --git a/drivers/usb/misc/idmouse.c b/drivers/usb/misc/idmouse.c index 8b9fd7534f698b937b5a89113acc12c716368075..502bfe30a077a20120616af74b378c62bc2ec6d9 100644 --- a/drivers/usb/misc/idmouse.c +++ b/drivers/usb/misc/idmouse.c @@ -347,6 +347,9 @@ static int idmouse_probe(struct usb_interface *interface, if (iface_desc->desc.bInterfaceClass != 0x0A) return -ENODEV; + if (iface_desc->desc.bNumEndpoints < 1) + return -ENODEV; + /* allocate memory for our device state and initialize it */ dev = kzalloc(sizeof(*dev), GFP_KERNEL); if (dev == NULL)