From patchwork Tue Sep 14 02:16:14 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chun-Jie Chen X-Patchwork-Id: 12491265 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=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,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 C8DDDC43217 for ; Tue, 14 Sep 2021 02:17:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B54D861157 for ; Tue, 14 Sep 2021 02:17:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237190AbhINCSX (ORCPT ); Mon, 13 Sep 2021 22:18:23 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:50828 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S236938AbhINCST (ORCPT ); Mon, 13 Sep 2021 22:18:19 -0400 X-UUID: f93b193f8b2946c1b9debd5126998a17-20210914 X-UUID: f93b193f8b2946c1b9debd5126998a17-20210914 Received: from mtkcas07.mediatek.inc [(172.21.101.84)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1296953729; Tue, 14 Sep 2021 10:17:00 +0800 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs07n2.mediatek.inc (172.21.101.141) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 14 Sep 2021 10:16:58 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 14 Sep 2021 10:16:58 +0800 From: Chun-Jie Chen To: Matthias Brugger , Stephen Boyd , Nicolas Boichat , Rob Herring CC: , , , , , , , Chun-Jie Chen Subject: [v3 05/24] clk: mediatek: Fix resource leak in mtk_clk_simple_probe Date: Tue, 14 Sep 2021 10:16:14 +0800 Message-ID: <20210914021633.26377-6-chun-jie.chen@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20210914021633.26377-1-chun-jie.chen@mediatek.com> References: <20210914021633.26377-1-chun-jie.chen@mediatek.com> MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org Release clock data when clock driver probe fail to fix possible resource leak. Signed-off-by: Chun-Jie Chen Reviewed-by: Chen-Yu Tsai --- drivers/clk/mediatek/clk-mtk.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/drivers/clk/mediatek/clk-mtk.c b/drivers/clk/mediatek/clk-mtk.c index c3d385c0cfcb..74890759e98c 100644 --- a/drivers/clk/mediatek/clk-mtk.c +++ b/drivers/clk/mediatek/clk-mtk.c @@ -314,7 +314,15 @@ int mtk_clk_simple_probe(struct platform_device *pdev) r = mtk_clk_register_gates(node, mcd->clks, mcd->num_clks, clk_data); if (r) - return r; + goto free_data; - return of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); + r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); + if (r) + goto free_data; + + return r; + +free_data: + mtk_free_clk_data(clk_data); + return r; }