From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Gleixner Subject: Re: [PATCH 2/5] irq: fix existing domain check in irq_domain_add Date: Wed, 14 Sep 2011 18:44:50 +0200 (CEST) Message-ID: References: <1316017900-19918-1-git-send-email-robherring2@gmail.com> <1316017900-19918-3-git-send-email-robherring2@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1316017900-19918-3-git-send-email-robherring2-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: devicetree-discuss-bounces+gldd-devicetree-discuss=m.gmane.org-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org Sender: devicetree-discuss-bounces+gldd-devicetree-discuss=m.gmane.org-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org To: Rob Herring Cc: devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Rob Herring , linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org List-Id: devicetree@vger.kernel.org On Wed, 14 Sep 2011, Rob Herring wrote: > From: Rob Herring > > irq_data will normally exist, so the domain was prevented from being set. > The simple domain code did not hit this as nr_irq is always 0. > > Signed-off-by: Rob Herring > Cc: Grant Likely > Cc: Thomas Gleixner I take this and 1/5 through irq/urgent Thanks, tglx > --- > kernel/irq/irqdomain.c | 2 +- > 1 files changed, 1 insertions(+), 1 deletions(-) > > diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c > index d5828da..84f4110 100644 > --- a/kernel/irq/irqdomain.c > +++ b/kernel/irq/irqdomain.c > @@ -29,7 +29,7 @@ void irq_domain_add(struct irq_domain *domain) > */ > for (hwirq = 0; hwirq < domain->nr_irq; hwirq++) { > d = irq_get_irq_data(irq_domain_to_irq(domain, hwirq)); > - if (d || d->domain) { > + if (d && d->domain) { > /* things are broken; just report, don't clean up */ > WARN(1, "error: irq_desc already assigned to a domain"); > return; > -- > 1.7.5.4 > >