For the sake of paranoia ... shouldn't this refuse to do anything if there are any interfaces claimed by drivers other than usbfs?
--- 1.88/drivers/usb/core/devio.c Wed Mar 17 14:16:46 2004
+++ edited/drivers/usb/core/devio.c Fri Mar 19 10:41:57 2004
@@ -753,7 +753,11 @@
if (get_user(u, (unsigned int __user *)arg))
return -EFAULT;
- return usb_set_configuration(ps->dev, u);
+ if (ps->dev->actconfig &&
+ ps->dev->actconfig->desc.bConfigurationValue == u)
+ return usb_reset_configuration(ps->dev);
+ else
+ return usb_set_configuration(ps->dev, u);
}
static int proc_submiturb(struct dev_state *ps, void __user *arg)
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