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=unavailable 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 6BC9CC5DF60 for ; Fri, 8 Nov 2019 19:24:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 38875207FA for ; Fri, 8 Nov 2019 19:24:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573241067; bh=GBXGhSu9YMWsJKSnb1S6V/LLVcauS+SavzVE3JSUGhc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=ofUEjfLgfpHlUyawagS48PHMKukKXBxNnl+wJVsvg7LADHS8dvpVpdau0kIyG/vgS KqHZNyzoOB87EGfj2PuTiflFKz0V6utMBXVe7RwqVCBYXCAgjQ/Wpq1ouJyazMhGS2 aZfpF1X2h2MHTCh1O0hXf0j+xCAF8Fi+QAYCY+ls= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731040AbfKHSwX (ORCPT ); Fri, 8 Nov 2019 13:52:23 -0500 Received: from mail.kernel.org ([198.145.29.99]:48432 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730951AbfKHSwW (ORCPT ); Fri, 8 Nov 2019 13:52:22 -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 71C1A214DB; Fri, 8 Nov 2019 18:52:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573239133; bh=GBXGhSu9YMWsJKSnb1S6V/LLVcauS+SavzVE3JSUGhc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=NPVSdCYzfXo2mG21YjlTjKNAvaugii4nQpLA241i4VbNZ7I4W/HMj1XIWzq4yU/yb 9fpAayGgbWbJRGECWjQWc+/yYwZExOnjTvMwTyCYZyS6VIfNH/Exy9BS1DeyvBGep/ NSznFgpjt+qFNXCx5cTn7Xd5rj6LF2l3VxyufC68= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Navid Emamdoost , Frank Rowand , Rob Herring , Sasha Levin Subject: [PATCH 4.4 11/75] of: unittest: fix memory leak in unittest_data_add Date: Fri, 8 Nov 2019 19:49:28 +0100 Message-Id: <20191108174718.602115181@linuxfoundation.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191108174708.135680837@linuxfoundation.org> References: <20191108174708.135680837@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: Navid Emamdoost [ Upstream commit e13de8fe0d6a51341671bbe384826d527afe8d44 ] In unittest_data_add, a copy buffer is created via kmemdup. This buffer is leaked if of_fdt_unflatten_tree fails. The release for the unittest_data buffer is added. Fixes: b951f9dc7f25 ("Enabling OF selftest to run without machine's devicetree") Signed-off-by: Navid Emamdoost Reviewed-by: Frank Rowand Signed-off-by: Rob Herring Signed-off-by: Sasha Levin --- drivers/of/unittest.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/of/unittest.c b/drivers/of/unittest.c index 2eac3df7dd290..af9e4785b7a6e 100644 --- a/drivers/of/unittest.c +++ b/drivers/of/unittest.c @@ -924,6 +924,7 @@ static int __init unittest_data_add(void) of_fdt_unflatten_tree(unittest_data, &unittest_data_node); if (!unittest_data_node) { pr_warn("%s: No tree to attach; not running tests\n", __func__); + kfree(unittest_data); return -ENODATA; } of_node_set_flag(unittest_data_node, OF_DETACHED); -- 2.20.1