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

Thomas Gleixner tglx at linutronix.de
Sun Sep 27 03:29:14 PDT 2015


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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