From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.kernel.org ([198.145.29.99]:36032 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S937216AbeE1Kpc (ORCPT ); Mon, 28 May 2018 06:45:32 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Tobias Jordan , Philipp Zabel , Sasha Levin Subject: [PATCH 4.14 098/496] gpu: ipu-v3: prg: fix device node leak in ipu_prg_lookup_by_phandle Date: Mon, 28 May 2018 11:58:03 +0200 Message-Id: <20180528100323.990349756@linuxfoundation.org> In-Reply-To: <20180528100319.498712256@linuxfoundation.org> References: <20180528100319.498712256@linuxfoundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: stable-owner@vger.kernel.org List-ID: 4.14-stable review patch. If anyone has any objections, please let me know. ------------------ From: Tobias Jordan [ Upstream commit 3addaba8141bc6a4f649a48f46e552af32922147 ] Before returning, call of_node_put() for the device node returned by of_parse_phandle(). Fixes: ea9c260514c1 ("gpu: ipu-v3: add driver for Prefetch Resolve Gasket") Signed-off-by: Tobias Jordan Signed-off-by: Philipp Zabel Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/ipu-v3/ipu-prg.c | 3 +++ 1 file changed, 3 insertions(+) --- a/drivers/gpu/ipu-v3/ipu-prg.c +++ b/drivers/gpu/ipu-v3/ipu-prg.c @@ -101,11 +101,14 @@ ipu_prg_lookup_by_phandle(struct device mutex_unlock(&ipu_prg_list_mutex); device_link_add(dev, prg->dev, DL_FLAG_AUTOREMOVE); prg->id = ipu_id; + of_node_put(prg_node); return prg; } } mutex_unlock(&ipu_prg_list_mutex); + of_node_put(prg_node); + return NULL; }