Re: [PATCH 09/14] xen: events: Remove redundant check on unsigned variable
From: Konrad Rzeszutek Wilk <hidden>
Date: 2012-11-16 16:09:37
Also in:
lkml, xen-devel
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 <redacted>
Acked-by: Konrad Rzeszutek Wilk <redacted>
quoted hunk
CC: Jeremy Fitzhardinge <redacted> CC: xen-devel@lists.xensource.com CC: virtualization@lists.linux-foundation.org Signed-off-by: Tushar Behera <redacted> --- 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