From 474b8feafb5013130d625898139b56fa54e6c9f2 Mon Sep 17 00:00:00 2001 From: Andrey Utkin Date: Thu, 17 Jul 2014 19:25:50 +0300 Subject: [PATCH] xen/events: drop negativity check of unsigned parameter Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=80531 Reported-by: David Binderman Signed-off-by: Andrey Utkin Signed-off-by: David Vrabel --- drivers/xen/events/events_base.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c index c919d3d5c8458..5b5c5ff273fdb 100644 --- a/drivers/xen/events/events_base.c +++ b/drivers/xen/events/events_base.c @@ -246,7 +246,7 @@ static void xen_irq_info_cleanup(struct irq_info *info) */ 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;