At Wed, 28 Jul 2010 23:20:31 +0200,
Dan Carpenter wrote:
>
> On Wed, Jul 28, 2010 at 10:00:02PM +0200, Dan Carpenter wrote:
> > This should be -EBUSY as well. The same for "[PATCH 06/10] ALSA: msnd:
> > check request_region() return value"
> >
> > Another way to write that would be:
> >
>
> Gar. I was thinking of request_resource(). request_region() returns a
> pointer of course.
>
> But still the return code should probably be -EBUSY. Resource
> conflicts are more likely than allocation failures.
Agreed.
Kulikov, could you rewrite the patches with -EBUSY?
thanks,
Takashi
>
> regards,
> dan carpenter
>
> > - request_region(dev.io, dev.numio, dev.name);
> > + err = request_region(dev.io, dev.numio, dev.name);
> > + if (err) {
> > + free_irq(dev.irq, &dev);
> > + return err;
> > + }
> >
> > regards,
> > dan carpenter
> >
> > > + if (request_region(dev.io, dev.numio, dev.name) == NULL) {
> > > + free_irq(dev.irq, &dev);
> > > + return -ENOMEM;
> > > + }
>
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