Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752612Ab2KPQJh (ORCPT ); Fri, 16 Nov 2012 11:09:37 -0500 Received: from userp1040.oracle.com ([156.151.31.81]:44966 "EHLO userp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752489Ab2KPQJg (ORCPT ); Fri, 16 Nov 2012 11:09:36 -0500 Date: Fri, 16 Nov 2012 11:09:23 -0500 From: Konrad Rzeszutek Wilk To: Tushar Behera Cc: linux-kernel@vger.kernel.org, patches@linaro.org, Jeremy Fitzhardinge , xen-devel@lists.xensource.com, virtualization@lists.linux-foundation.org Subject: Re: [PATCH 09/14] xen: events: Remove redundant check on unsigned variable Message-ID: <20121116160923.GP22320@phenom.dumpdata.com> References: <1353048646-10935-1-git-send-email-tushar.behera@linaro.org> <1353048646-10935-10-git-send-email-tushar.behera@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1353048646-10935-10-git-send-email-tushar.behera@linaro.org> User-Agent: Mutt/1.5.21 (2010-09-15) X-Source-IP: acsinet22.oracle.com [141.146.126.238] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1266 Lines: 35 On Fri, Nov 16, 2012 at 12:20:41PM +0530, Tushar Behera wrote: > No need to check whether unsigned variable is less than 0. > > CC: Konrad Rzeszutek Wilk Acked-by: Konrad Rzeszutek Wilk > CC: Jeremy Fitzhardinge > CC: xen-devel@lists.xensource.com > CC: virtualization@lists.linux-foundation.org > Signed-off-by: Tushar Behera > --- > drivers/xen/events.c | 2 +- > 1 files changed, 1 insertions(+), 1 deletions(-) > > diff --git a/drivers/xen/events.c b/drivers/xen/events.c > index 4293c57..cadd7d1 100644 > --- a/drivers/xen/events.c > +++ b/drivers/xen/events.c > @@ -216,7 +216,7 @@ static void xen_irq_info_pirq_init(unsigned irq, > */ > static unsigned int evtchn_from_irq(unsigned irq) > { > - if (unlikely(WARN(irq < 0 || irq >= nr_irqs, "Invalid irq %d!\n", irq))) > + if (unlikely(WARN(irq >= nr_irqs, "Invalid irq %d!\n", irq))) > return 0; > > return info_for_irq(irq)->evtchn; > -- > 1.7.4.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/