From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Cooper Subject: Re: [PATCH for 4.6] x86/p2m.c: fix missed off-by-one in altp2m commit Date: Wed, 29 Jul 2015 17:46:01 +0100 Message-ID: <55B90349.8020905@citrix.com> References: <1438188006-4105-1-git-send-email-ravi.sahita@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail6.bemta3.messagelabs.com ([195.245.230.39]) by lists.xen.org with esmtp (Exim 4.72) (envelope-from ) id 1ZKUUZ-0005a1-6d for xen-devel@lists.xenproject.org; Wed, 29 Jul 2015 16:46:07 +0000 In-Reply-To: <1438188006-4105-1-git-send-email-ravi.sahita@intel.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Ravi Sahita , xen-devel@lists.xenproject.org Cc: george.dunlap@eu.citrix.com, tim@xen.org, wei.liu2@citrix.com, edmund.h.white@intel.com, JBeulich@suse.com List-Id: xen-devel@lists.xenproject.org On 29/07/15 17:40, Ravi Sahita wrote: > Signed-off-by: Ravi Sahita Reviewed-by: Andrew Cooper > --- > xen/arch/x86/mm/p2m.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/xen/arch/x86/mm/p2m.c b/xen/arch/x86/mm/p2m.c > index ff8be31..667b4c2 100644 > --- a/xen/arch/x86/mm/p2m.c > +++ b/xen/arch/x86/mm/p2m.c > @@ -2076,7 +2076,7 @@ bool_t p2m_switch_vcpu_altp2m_by_id(struct vcpu *v, unsigned int idx) > struct domain *d = v->domain; > bool_t rc = 0; > > - if ( idx > MAX_ALTP2M ) > + if ( idx >= MAX_ALTP2M ) > return rc; > > altp2m_list_lock(d);