From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756895Ab1LGRN1 (ORCPT ); Wed, 7 Dec 2011 12:13:27 -0500 Received: from cantor2.suse.de ([195.135.220.15]:60941 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756714Ab1LGQQJ (ORCPT ); Wed, 7 Dec 2011 11:16:09 -0500 X-Mailbox-Line: From gregkh@clark.kroah.org Wed Dec 7 08:08:24 2011 Message-Id: <20111207160824.007602831@clark.kroah.org> User-Agent: quilt/0.50-23.1 Date: Wed, 07 Dec 2011 08:06:37 -0800 From: Greg KH To: , Cc: , , , Felipe Balbi , Kevin Hilman , Tony Lindgren Subject: [17/80] ARM: OMAP: smartreflex: fix IRQ handling bug In-Reply-To: <20111207161256.GA7736@kroah.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.0-stable review patch. If anyone has any objections, please let me know. ------------------ From: Felipe Balbi commit 5a4f1844c2ba21f804d7729306d9b16eaeb724a8 upstream. Fix a bug which has been on this driver since it was added by the original commit 984aa6db which would never clear IRQSTATUS bits. Signed-off-by: Felipe Balbi Signed-off-by: Kevin Hilman Signed-off-by: Tony Lindgren Signed-off-by: Greg Kroah-Hartman --- arch/arm/mach-omap2/smartreflex.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/arch/arm/mach-omap2/smartreflex.c +++ b/arch/arm/mach-omap2/smartreflex.c @@ -137,7 +137,7 @@ static irqreturn_t sr_interrupt(int irq, sr_write_reg(sr_info, ERRCONFIG_V1, status); } else if (sr_info->ip_type == SR_TYPE_V2) { /* Read the status bits */ - sr_read_reg(sr_info, IRQSTATUS); + status = sr_read_reg(sr_info, IRQSTATUS); /* Clear them by writing back */ sr_write_reg(sr_info, IRQSTATUS, status);