From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5C6C7C43215 for ; Tue, 3 Dec 2019 22:50:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2E80A2084F for ; Tue, 3 Dec 2019 22:50:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1575413437; bh=5PXEbBylnnhAkoiwvd/bOD51FRWOQedouhurN35w0Hc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=2ITJiOZzrQt17GLvyGWqyV1QCakH58VD8kHSsA8WqrdjXLkHmibAq4QDqM3nLYV6T IirUfF6WTjz8VevBoRfp7sZmTGrOZxququ8uevSvOgaQc00AFzmHkH44ZspDqojY0S rfUsQvwRp0qZ29P8VncuDAw09xyKo3eaaZfy1KnI= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729772AbfLCWuf (ORCPT ); Tue, 3 Dec 2019 17:50:35 -0500 Received: from mail.kernel.org ([198.145.29.99]:42272 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729592AbfLCWue (ORCPT ); Tue, 3 Dec 2019 17:50:34 -0500 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 6119E20863; Tue, 3 Dec 2019 22:50:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1575413433; bh=5PXEbBylnnhAkoiwvd/bOD51FRWOQedouhurN35w0Hc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XAiKIiacu/ZBGdLmh0phUyAWz8lhId12srbEfTPr9bsc5IQWR5PNgBYYNC5ZAvZRy dK50UCdJanSF9oZhZF08arFOPf/65YCUJiSi0nqgROVMrAGpFCAn7KLDTFP2jCuIvv iPEa+5z00zQEJcGTKGbvtuhtTodyer9AQA1XIuNU= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Nicolas Saenz Julienne , Linus Walleij , Sasha Levin Subject: [PATCH 4.19 124/321] gpio: raspberrypi-exp: decrease refcount on firmware dt node Date: Tue, 3 Dec 2019 23:33:10 +0100 Message-Id: <20191203223433.605335029@linuxfoundation.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191203223427.103571230@linuxfoundation.org> References: <20191203223427.103571230@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Nicolas Saenz Julienne [ Upstream commit 85af74c474b21940e88483fd48f6094145c89d97 ] We're getting a reference RPi's firmware node in order to be able to communicate with it's driver. We should decrease the reference count on the dt node after being done with it. Fixes: a98d90e7d588 ("gpio: raspberrypi-exp: Driver for RPi3 GPIO expander via mailbox service") Signed-off-by: Nicolas Saenz Julienne Signed-off-by: Linus Walleij Signed-off-by: Sasha Levin --- drivers/gpio/gpio-raspberrypi-exp.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpio/gpio-raspberrypi-exp.c b/drivers/gpio/gpio-raspberrypi-exp.c index d6d36d537e373..b77ea16ffa031 100644 --- a/drivers/gpio/gpio-raspberrypi-exp.c +++ b/drivers/gpio/gpio-raspberrypi-exp.c @@ -206,6 +206,7 @@ static int rpi_exp_gpio_probe(struct platform_device *pdev) } fw = rpi_firmware_get(fw_node); + of_node_put(fw_node); if (!fw) return -EPROBE_DEFER; -- 2.20.1