From 1b2b50ec3f63fd2ecef79aa318678eecbed01c38 Mon Sep 17 00:00:00 2001 From: Keir Fraser Date: Wed, 30 Jun 2010 18:11:09 +0100 Subject: [PATCH] x86: fix an off-by-one pirq range check Signed-off-by: Jan Beulich --- xen/arch/x86/irq.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/xen/arch/x86/irq.c b/xen/arch/x86/irq.c index 048b0ead3c..a8368fd4ed 100644 --- a/xen/arch/x86/irq.c +++ b/xen/arch/x86/irq.c @@ -1027,7 +1027,7 @@ static void __pirq_guest_eoi(struct domain *d, int pirq) int pirq_guest_eoi(struct domain *d, int irq) { - if ( (irq < 0) || (irq > d->nr_pirqs) ) + if ( (irq < 0) || (irq >= d->nr_pirqs) ) return -EINVAL; __pirq_guest_eoi(d, irq); -- 2.30.2