On Tue, Dec 24, 2002 at 01:05:30AM +0100, Oliver Neukum wrote: > > > > Any ideas to do that without keeping the scn data around until the > > > final close? > > > > No, I think that's acceptable to do, as long as you don't try to do a > > USB accesses with it at that point in time :) > > Upon further thought this is debateable. > It's obviously true if nobody without physical access can cause > a disconnect. But this is not the case. There's a possibility of a DOS > attack. Take a device with two interfaces. It just takes a task that opens > the first interface, then causes a device reset through usbfs rebinding > the second interface and this in turn with the second interface. Do this in > turns, fork a little and you get a lot of memory the OOM killer won't see.
What kind of permission is needed to do a device reset? Right now the default is root, right? So unless you set your system up otherwise, we are ok. thanks, greg k-h ------------------------------------------------------- This sf.net email is sponsored by:ThinkGeek Welcome to geek heaven. http://thinkgeek.com/sf _______________________________________________ [EMAIL PROTECTED] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel
