Re: [PATCH] driver core: Add the ability to unbind drivers to devices from userspace

[Jon Smirl <jonsmirl@gmail.com>]

On 7/25/05, Dmitry Torokhov <dmitry.torokhov@gmail.com> wrote:
> On 7/25/05, Jon Smirl <jonsmirl@gmail.com> wrote:
> > On 7/25/05, Dmitry Torokhov <dtor_core@ameritech.net> wrote:
> > > On Sunday 24 July 2005 23:09, Jon Smirl wrote:
> > > > I just pulled from GIT to test bind/unbind. I couldn't get it to work;
> > > > it isn't taking into account the CR on the end of the input value of
> > > > the sysfs attribute.  This patch will fix it but I'm sure there is a
> > > > cleaner solution.
> > > >
> > >
> > > "echo -n" should take care of this problem I think.
> >
> > That will work around it but I think we should fix it.  Changing to
> > strncmp() fixes most cases.
> >
> > -       if (strcmp(name, dev->bus_id) == 0)
> > +       if (strncmp(name, dev->bus_id, strlen(dev->bus_id)) == 0)
> >
> 
> This will produce "interesting results" if you have both "blah-1" and
> "blah-10" devices on the bus.

Then the better solution is to fix the generic attribute set code to
strip leading and trailing white space.

-- 
Jon Smirl
jonsmirl@gmail.com