From patchwork Tue Jun 3 07:43:01 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: R Sricharan X-Patchwork-Id: 4285731 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 8EAD99F73F for ; Tue, 3 Jun 2014 07:48:12 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id C700E2021B for ; Tue, 3 Jun 2014 07:48:11 +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 EE32720254 for ; Tue, 3 Jun 2014 07:48:10 +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 1WrjQM-0005m1-8V; Tue, 03 Jun 2014 07:46:22 +0000 Received: from bear.ext.ti.com ([192.94.94.41]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1WrjQI-0005TL-Hy for linux-arm-kernel@lists.infradead.org; Tue, 03 Jun 2014 07:46:18 +0000 Received: from dlelxv90.itg.ti.com ([172.17.2.17]) by bear.ext.ti.com (8.13.7/8.13.7) with ESMTP id s537jm7Y013130; Tue, 3 Jun 2014 02:45:48 -0500 Received: from DLEE70.ent.ti.com (dlee70.ent.ti.com [157.170.170.113]) by dlelxv90.itg.ti.com (8.14.3/8.13.8) with ESMTP id s537jmmW026216; Tue, 3 Jun 2014 02:45:48 -0500 Received: from dflp32.itg.ti.com (10.64.6.15) by DLEE70.ent.ti.com (157.170.170.113) with Microsoft SMTP Server id 14.3.174.1; Tue, 3 Jun 2014 02:45:47 -0500 Received: from uda0393807.india.ti.com. (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp32.itg.ti.com (8.14.3/8.13.8) with ESMTP id s537icWI006828; Tue, 3 Jun 2014 02:45:44 -0500 From: Sricharan R To: , , Subject: [PATCH 09/14] irqchip: crossbar: set cb pointer to null in case of error Date: Tue, 3 Jun 2014 13:13:01 +0530 Message-ID: <1401781386-4982-10-git-send-email-r.sricharan@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1401781386-4982-1-git-send-email-r.sricharan@ti.com> References: <1401781386-4982-1-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-20140603_004618_692858_4758CC51 X-CRM114-Status: UNSURE ( 7.86 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -5.7 (-----) Cc: nm@ti.com, linux@arm.linux.org.uk, tony@atomide.com, rnayak@ti.com, r.sricharan@ti.com, santosh.shilimkar@ti.com, tglx@linutronix.de X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 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=-2.5 required=5.0 tests=BAYES_00,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 If crossbar_of_init returns with a error, then set the cb pointer to null. Signed-off-by: Sricharan R --- drivers/irqchip/irq-crossbar.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/irqchip/irq-crossbar.c b/drivers/irqchip/irq-crossbar.c index cf0d79f..5f3e75a 100644 --- a/drivers/irqchip/irq-crossbar.c +++ b/drivers/irqchip/irq-crossbar.c @@ -259,6 +259,8 @@ err_base: iounmap(cb->crossbar_base); err_cb: kfree(cb); + + cb = NULL; return ret; }