From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759424Ab3LBVOI (ORCPT ); Mon, 2 Dec 2013 16:14:08 -0500 Received: from mail.linuxfoundation.org ([140.211.169.12]:38422 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753523Ab3LBTNC (ORCPT ); Mon, 2 Dec 2013 14:13:02 -0500 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Dan Carpenter , Magnus Damm , Linus Walleij Subject: [PATCH 3.10 033/173] gpio: rcar: NULL dereference on error in probe() Date: Mon, 2 Dec 2013 11:10:16 -0800 Message-Id: <20131202191146.538255462@linuxfoundation.org> X-Mailer: git-send-email 1.8.4.3.gca3854a In-Reply-To: <20131202191142.873808297@linuxfoundation.org> References: <20131202191142.873808297@linuxfoundation.org> User-Agent: quilt/0.60-8.1.3 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.10-stable review patch. If anyone has any objections, please let me know. ------------------ From: Dan Carpenter commit 0c8aab8e65e450f2bfea494c1b6a86ded653f88c upstream. It's not obvious from the label name but "err1" tries to release "p->irq_domain" which leads to a NULL dereference. Fixes: 119f5e448d32 ('gpio: Renesas R-Car GPIO driver V3') Signed-off-by: Dan Carpenter Acked-by: Magnus Damm Signed-off-by: Linus Walleij Signed-off-by: Greg Kroah-Hartman --- drivers/gpio/gpio-rcar.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/gpio/gpio-rcar.c +++ b/drivers/gpio/gpio-rcar.c @@ -329,7 +329,7 @@ static int gpio_rcar_probe(struct platfo if (!p->irq_domain) { ret = -ENXIO; dev_err(&pdev->dev, "cannot initialize irq domain\n"); - goto err1; + goto err0; } if (devm_request_irq(&pdev->dev, irq->start,