Re: [linux-usb-devel] Re: [PATCH 1/9] USB usbfs: take a reference to the usb device

[Greg KH]

On Fri, Apr 30, 2004 at 11:04:24AM +0200, Duncan Sands wrote:
> On Tuesday 27 April 2004 10:58, Oliver Neukum wrote:
> > Am Dienstag, 27. April 2004 00:14 schrieb Greg KH:
> > > On Mon, Apr 26, 2004 at 04:05:17PM +0200, Duncan Sands wrote:
> > > > diff -Nru a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c
> > > > --- a/drivers/usb/core/devio.c	Mon Apr 26 13:48:28 2004
> > > > +++ b/drivers/usb/core/devio.c	Mon Apr 26 13:48:28 2004
> > > > @@ -350,8 +350,8 @@
> > > >  	 * all pending I/O requests; 2.6 does that.
> > > >  	 */
> > > >
> > > > -	if (ifnum < 8*sizeof(ps->ifclaimed))
> > > > -		clear_bit(ifnum, &ps->ifclaimed);
> > > > +	BUG_ON(ifnum >= 8*sizeof(ps->ifclaimed));
> > >
> > > I've changed that to a WARN_ON().  Yeah, writing over memory is bad, but
> > > oopsing is worse.  Let's be a bit nicer than that.
> >
> > You aren't nice that way. An oops has localised consequences. Scribbling
> > over memory can cause anything.
> 
> Hi Greg, if won't accept a BUG_ON, how about the following?

Fine with me, applied, thanks.

greg k-h
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