From patchwork Thu Jun 26 07:10:24 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: R Sricharan X-Patchwork-Id: 4426251 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id BE5019F2C8 for ; Thu, 26 Jun 2014 07:16:31 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id F3E9720394 for ; Thu, 26 Jun 2014 07:16:30 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 2202D20109 for ; Thu, 26 Jun 2014 07:16:30 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1X03sZ-00040A-Ea; Thu, 26 Jun 2014 07:13:55 +0000 Received: from devils.ext.ti.com ([198.47.26.153]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1X03sE-0003p5-GM for linux-arm-kernel@lists.infradead.org; Thu, 26 Jun 2014 07:13:35 +0000 Received: from dflxv15.itg.ti.com ([128.247.5.124]) by devils.ext.ti.com (8.13.7/8.13.7) with ESMTP id s5Q7D5xW013587; Thu, 26 Jun 2014 02:13:05 -0500 Received: from DLEE70.ent.ti.com (dlemailx.itg.ti.com [157.170.170.113]) by dflxv15.itg.ti.com (8.14.3/8.13.8) with ESMTP id s5Q7D55S025618; Thu, 26 Jun 2014 02:13:05 -0500 Received: from dlep33.itg.ti.com (157.170.170.75) by DLEE70.ent.ti.com (157.170.170.113) with Microsoft SMTP Server id 14.3.174.1; Thu, 26 Jun 2014 02:13:05 -0500 Received: from uda0393807.india.ti.com. (ileax41-snat.itg.ti.com [10.172.224.153]) by dlep33.itg.ti.com (8.14.3/8.13.8) with ESMTP id s5Q7CTSX000852; Thu, 26 Jun 2014 02:13:00 -0500 From: Sricharan R To: , , , Subject: [PATCH V4 06/16] irqchip: crossbar: Remove IS_ERR_VALUE check Date: Thu, 26 Jun 2014 12:40:24 +0530 Message-ID: <1403766634-18543-7-git-send-email-r.sricharan@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1403766634-18543-1-git-send-email-r.sricharan@ti.com> References: <1403766634-18543-1-git-send-email-r.sricharan@ti.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140626_001334_653384_5FE75656 X-CRM114-Status: UNSURE ( 9.17 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -5.0 (-----) Cc: nm@ti.com, linux@arm.linux.org.uk, jason@lakedaemon.net, tony@atomide.com, rnayak@ti.com, r.sricharan@ti.com, santosh.shilimkar@ti.com, joe@perches.com, tglx@linutronix.de X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Nishanth Menon IS_ERR_VALUE makes sense only *if* there could be valid values in negative error range. But in the cases that we do use it, there is no such case. Just remove the same. Signed-off-by: Nishanth Menon Signed-off-by: Sricharan R Acked-by: Santosh Shilimkar --- drivers/irqchip/irq-crossbar.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/irqchip/irq-crossbar.c b/drivers/irqchip/irq-crossbar.c index a39cb31..88fbe0f 100644 --- a/drivers/irqchip/irq-crossbar.c +++ b/drivers/irqchip/irq-crossbar.c @@ -102,15 +102,15 @@ static int crossbar_domain_xlate(struct irq_domain *d, unsigned long *out_hwirq, unsigned int *out_type) { - unsigned long ret; + int ret; ret = get_prev_map_irq(intspec[1]); - if (!IS_ERR_VALUE(ret)) + if (ret >= 0) goto found; ret = allocate_free_irq(intspec[1]); - if (IS_ERR_VALUE(ret)) + if (ret < 0) return ret; found: