From patchwork Tue Apr 5 07:31:46 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg Kroah-Hartman X-Patchwork-Id: 556619 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 18431C4321E for ; Tue, 5 Apr 2022 12:16:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1382480AbiDEMPa (ORCPT ); Tue, 5 Apr 2022 08:15:30 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48202 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242805AbiDEKfT (ORCPT ); Tue, 5 Apr 2022 06:35:19 -0400 Received: from sin.source.kernel.org (sin.source.kernel.org [145.40.73.55]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CF82B517E0; Tue, 5 Apr 2022 03:21:19 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sin.source.kernel.org (Postfix) with ESMTPS id 4204ECE0B18; Tue, 5 Apr 2022 10:21:18 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5BEBDC385A0; Tue, 5 Apr 2022 10:21:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1649154076; bh=HVTqkZTjsWRzsiky7DRmPVUh7R7XLN+qV9anCZQoTPU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XlWPSwS2cNte+WF5KjvhKn8lx1okCxWTXiYITWWo0k1fR9gxPHuZA8ecMIX9pfhhy Ar05rHpoZkp31kBG994z+0qxR87GlY62SObJkUIxskMs7EL0S8817/jCyTAQGMsvID iV8stCwIcoQfrrrMeGngG4b4BC7ZbpgBRCkS83as= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Miaoqian Lin , Thierry Reding , Stephen Boyd , Sasha Levin Subject: [PATCH 5.10 412/599] clk: tegra: tegra124-emc: Fix missing put_device() call in emc_ensure_emc_driver Date: Tue, 5 Apr 2022 09:31:46 +0200 Message-Id: <20220405070311.092929253@linuxfoundation.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220405070258.802373272@linuxfoundation.org> References: <20220405070258.802373272@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Miaoqian Lin [ Upstream commit 6d6ef58c2470da85a99119f74d34216c8074b9f0 ] The reference taken by 'of_find_device_by_node()' must be released when not needed anymore. Add the corresponding 'put_device()' in the error handling path. Fixes: 2db04f16b589 ("clk: tegra: Add EMC clock driver") Signed-off-by: Miaoqian Lin Acked-by: Thierry Reding Link: https://lore.kernel.org/r/20220112104501.30655-1-linmq006@gmail.com Signed-off-by: Stephen Boyd Signed-off-by: Sasha Levin --- drivers/clk/tegra/clk-tegra124-emc.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/clk/tegra/clk-tegra124-emc.c b/drivers/clk/tegra/clk-tegra124-emc.c index 745f9faa98d8..733a962ff521 100644 --- a/drivers/clk/tegra/clk-tegra124-emc.c +++ b/drivers/clk/tegra/clk-tegra124-emc.c @@ -191,6 +191,7 @@ static struct tegra_emc *emc_ensure_emc_driver(struct tegra_clk_emc *tegra) tegra->emc = platform_get_drvdata(pdev); if (!tegra->emc) { + put_device(&pdev->dev); pr_err("%s: cannot find EMC driver\n", __func__); return NULL; }