Re: [PATCH 2/4] of: irq: Add support for the new definition of "msi-parent"

From: Thomas Gleixner
Date: Sun Sep 27 2015 - 06:29:57 EST


On Wed, 23 Sep 2015, Sergei Shtylyov wrote:
> > - d = irq_find_matching_host(msi_np, DOMAIN_BUS_PLATFORM_MSI);
> > - if (!d)
> > - d = irq_find_host(msi_np);
> > - dev_set_msi_domain(dev, d);
> > + d = irq_find_matching_host(args.np, DOMAIN_BUS_PLATFORM_MSI);
> > + if (!d)
>
> if (!d) {
>
> > + d = irq_find_host(args.np);
> > +
> > + if (d) {
>
> } else {
>
> > + dev_set_msi_domain(dev, d);
> > + return;
> > + }

Errm, no. How is that equivalent?

Marc:

d = foo();
if (!d)
d = bar();
if (d) {
bla(d);
return;
}

Yours:

d = foo();
if (!d) {
d = bar();
} else {
bla(d);
return;
}

Hmm?

Thanks,

tglx
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